v0.8.2

Batch updates to enhance performance.
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2026-08-01 20:46:14 +00:00 · 2023-01-18 17:13:08 -05:00 · 2023-01-18 17:12:43 -05:00 · 2023-01-18 16:50:03 -05:00 · 2023-01-18 15:55:35 -05:00 · 2023-01-18 15:55:10 -05:00
84 changed files with 1777 additions and 864 deletions
@@ -7,6 +7,7 @@
 /.idea/workspace.xml
 /.idea/navEditor.xml
 /.idea/assetWizardSettings.xml
+/.idea/androidTestResultsUserPreferences.xml
 .DS_Store
 /build
 /captures
@@ -18,11 +18,15 @@ Amethyst brings the best social network to your Android phone. Just insert your
 - [x] User Profiles (follow/unfollow)
 - [x] Public Chats (NIP-28)
 - [ ] Notification Bubbles
+- [ ] Infinity Scroll 
 - [ ] Dropdown to Link Users/Posts when writting
 - [ ] Identity Verification (NIP-05)
 - [ ] Event Delegation (NIP-09)
+- [ ] Filter messages from Unknown People
 - [ ] Profile Edit
 - [ ] Relay Edit
+- [ ] Account Creation / Backup Guidance
+- [ ] Message Sent feedback

 # Development Overview

@@ -11,8 +11,8 @@ android {
        applicationId "com.vitorpamplona.amethyst"
        minSdk 26
        targetSdk 33
-        versionCode 7
-        versionName "0.7"
+        versionCode 10
+        versionName "0.8.2"

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
        vectorDrawables {
@@ -48,7 +48,7 @@ android {

 dependencies {
    implementation 'androidx.core:core-ktx:1.9.0'
-    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.5.1'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.6.0-alpha04'
    implementation 'androidx.activity:activity-compose:1.6.1'
    implementation "androidx.compose.ui:ui:$compose_ui_version"
    implementation "androidx.compose.ui:ui-tooling-preview:$compose_ui_version"
@@ -61,7 +61,7 @@ dependencies {
    implementation "androidx.compose.material:material-icons-extended:1.3.1"

    // Input
-    implementation 'androidx.lifecycle:lifecycle-viewmodel-compose:2.5.1'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-compose:2.6.0-alpha04'

    // Swipe Refresh
    implementation 'com.google.accompanist:accompanist-swiperefresh:0.24.13-rc'
@@ -81,7 +81,7 @@ dependencies {

    implementation 'com.squareup.retrofit2:converter-gson:2.8.1'
    // Websockets API
-    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:5.0.0-alpha.11'

    // Json Serialization
    implementation 'com.fasterxml.jackson.module:jackson-module-kotlin:2.14.1'
@@ -1,22 +0,0 @@
-package com.vitorpamplona.amethyst
-
-import androidx.test.ext.junit.runners.AndroidJUnit4
-import androidx.test.platform.app.InstrumentationRegistry
-import org.junit.Assert.*
-import org.junit.Test
-import org.junit.runner.RunWith
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-@RunWith(AndroidJUnit4::class)
-class ExampleInstrumentedTest {
-  @Test
-  fun useAppContext() {
-    // Context of the app under test.
-    val appContext = InstrumentationRegistry.getInstrumentation().targetContext
-    assertEquals("com.vitorpamplona.amethyst", appContext.packageName)
-  }
-}
@@ -0,0 +1,96 @@
+package com.vitorpamplona.amethyst
+
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.AnnotatedString
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import com.vitorpamplona.amethyst.model.LocalCache
+import com.vitorpamplona.amethyst.model.decodePublicKey
+import com.vitorpamplona.amethyst.ui.actions.buildAnnotatedStringWithUrlHighlighting
+import org.junit.Assert.*
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class EUrlUserTagTransformationTest {
+  @Test
+  fun useAppContext() {
+    // Context of the app under test.
+    val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+    assertEquals("com.vitorpamplona.amethyst", appContext.packageName)
+  }
+
+  @Test
+  fun transformationText() {
+    val user = LocalCache.getOrCreateUser(decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z"))
+    user.info.displayName = "Vitor Pamplona"
+
+    var transformedText = buildAnnotatedStringWithUrlHighlighting(
+      AnnotatedString("New Hey @npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z"),
+      Color.Red
+    )
+
+    assertEquals("New Hey @Vitor Pamplona", transformedText.text.text)
+
+    assertEquals(0, transformedText.offsetMapping.originalToTransformed(0)) // Before N
+    assertEquals(4, transformedText.offsetMapping.originalToTransformed(4)) // Before H
+    assertEquals(8, transformedText.offsetMapping.originalToTransformed(8)) // Before @
+    assertEquals(8, transformedText.offsetMapping.originalToTransformed(9)) // Before n
+    assertEquals(8, transformedText.offsetMapping.originalToTransformed(10)) // Before p
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(11)) // Before u
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(12)) // Before b
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(13)) // Before 1
+
+    assertEquals(23, transformedText.offsetMapping.originalToTransformed(71))
+    assertEquals(23, transformedText.offsetMapping.originalToTransformed(72))
+
+
+    assertEquals(0, transformedText.offsetMapping.transformedToOriginal(0))
+    assertEquals(4, transformedText.offsetMapping.transformedToOriginal(4))
+    assertEquals(8, transformedText.offsetMapping.transformedToOriginal(8))
+    assertEquals(12, transformedText.offsetMapping.transformedToOriginal(9))
+
+    assertEquals(72, transformedText.offsetMapping.transformedToOriginal(23))
+    assertEquals(73, transformedText.offsetMapping.transformedToOriginal(24))
+  }
+
+  @Test
+  fun transformationTextTwoKeys() {
+    val user = LocalCache.getOrCreateUser(decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z"))
+    user.info.displayName = "Vitor Pamplona"
+
+    var transformedText = buildAnnotatedStringWithUrlHighlighting(
+      AnnotatedString("New Hey @npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z and @npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z"),
+      Color.Red
+    )
+
+    assertEquals("New Hey @Vitor Pamplona and @Vitor Pamplona", transformedText.text.text)
+
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(11))
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(12))
+    assertEquals(9, transformedText.offsetMapping.originalToTransformed(13))
+
+    assertEquals(23, transformedText.offsetMapping.originalToTransformed(70)) // Before 5
+    assertEquals(23, transformedText.offsetMapping.originalToTransformed(71)) // Before z
+    assertEquals(23, transformedText.offsetMapping.originalToTransformed(72)) // Before <space>
+    assertEquals(24, transformedText.offsetMapping.originalToTransformed(73)) // Before a
+    assertEquals(25, transformedText.offsetMapping.originalToTransformed(74)) // Before n
+    assertEquals(26, transformedText.offsetMapping.originalToTransformed(75)) // Before d
+    assertEquals(27, transformedText.offsetMapping.originalToTransformed(76)) // Before <space>
+    assertEquals(28, transformedText.offsetMapping.originalToTransformed(77)) // Before @
+    assertEquals(28, transformedText.offsetMapping.originalToTransformed(78)) // Before n
+
+    assertEquals(68, transformedText.offsetMapping.transformedToOriginal(22)) // Before a
+    assertEquals(72, transformedText.offsetMapping.transformedToOriginal(23)) // Before <space>
+    assertEquals(73, transformedText.offsetMapping.transformedToOriginal(24)) // Before a
+    assertEquals(74, transformedText.offsetMapping.transformedToOriginal(25)) // Before n
+    assertEquals(75, transformedText.offsetMapping.transformedToOriginal(26)) // Before d
+    assertEquals(76, transformedText.offsetMapping.transformedToOriginal(27)) // Before <space>
+    assertEquals(77, transformedText.offsetMapping.transformedToOriginal(28)) // Before @
+  }
+}
@@ -9,9 +9,8 @@
        android:allowBackup="true"
        android:dataExtractionRules="@xml/data_extraction_rules"
        android:fullBackupContent="@xml/backup_rules"
-        android:icon="@drawable/amethyst_logo"
+        android:icon="@drawable/amethyst"
        android:label="@string/app_name"
-        android:roundIcon="@drawable/amethyst_logo"
        android:enableOnBackInvokedCallback="true"
        android:supportsRtl="true"
        android:theme="@style/Theme.Amethyst"
@@ -19,7 +18,6 @@
        <activity
            android:name=".ui.MainActivity"
            android:exported="true"
-            android:label="@string/app_name"
            android:theme="@style/Theme.Amethyst">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
@@ -90,13 +90,17 @@ class Account(val loggedIn: Persona, val followingChannels: MutableSet<String> =
    }
  }

-  fun sendPost(message: String, replyingTo: Note?) {
+  fun sendPost(message: String, originalNote: Note?, modifiedMentions: List<User>?) {
    if (!isWriteable()) return

-    val replyToEvent = replyingTo?.event
+    val replyToEvent = originalNote?.event
    if (replyToEvent is TextNoteEvent) {
+      val modifiedMentionsHex = modifiedMentions?.map { it.pubkeyHex }?.toSet() ?: emptySet()
+
      val repliesTo = replyToEvent.replyTos.plus(replyToEvent.id.toHex())
-      val mentions = replyToEvent.mentions.plus(replyToEvent.pubKey.toHex())
+      val mentions = replyToEvent.mentions.plus(replyToEvent.pubKey.toHex()).plus(modifiedMentionsHex).filter {
+        it in modifiedMentionsHex
+      }

      val signedEvent = TextNoteEvent.create(
        msg = message,
@@ -110,7 +114,7 @@ class Account(val loggedIn: Persona, val followingChannels: MutableSet<String> =
      val signedEvent = TextNoteEvent.create(
        msg = message,
        replyTos = null,
-        mentions = null,
+        mentions = modifiedMentions?.map { it.pubkeyHex } ?: emptyList(),
        privateKey = loggedIn.privKey!!
      )
      Client.send(signedEvent)
@@ -24,6 +24,7 @@ import nostr.postr.events.PrivateDmEvent
 import nostr.postr.events.RecommendRelayEvent
 import nostr.postr.events.TextNoteEvent
 import nostr.postr.toHex
+import nostr.postr.toNpub


 object LocalCache {
@@ -65,11 +66,11 @@ object LocalCache {


  fun consume(event: MetadataEvent) {
-    //Log.d("MT", "New User ${users.size} ${event.contactMetaData.name}")
-
    // new event
    val oldUser = getOrCreateUser(event.pubKey)
    if (event.createdAt > oldUser.updatedMetadataAt) {
+      //Log.d("MT", "New User ${users.size} ${event.contactMetaData.name}")
+
      val newUser = try {
        metadataParser.readValue<UserMetadata>(ByteArrayInputStream(event.content.toByteArray(Charsets.UTF_8)), UserMetadata::class.java)
      } catch (e: Exception) {
@@ -101,7 +102,7 @@ object LocalCache {

    note.loadEvent(event, author, mentions, replyTo)

-    //Log.d("TN", "New Note (${notes.size},${users.size}) ${note.author?.toBestDisplayName()} ${note.event?.content} ${formattedDateTime(event.createdAt)}")
+    //Log.d("TN", "New Note (${notes.size},${users.size}) ${note.author?.toBestDisplayName()} ${note.event?.content?.take(100)} ${formattedDateTime(event.createdAt)}")

    // Prepares user's profile view.
    author.notes.add(note)
@@ -119,8 +120,6 @@ object LocalCache {
      it.addReply(note)
    }

-    UrlCachedPreviewer.preloadPreviewsFor(note)
-
    refreshObservers()
  }

@@ -132,7 +131,7 @@ object LocalCache {
    val user = getOrCreateUser(event.pubKey)

    if (event.createdAt > user.updatedFollowsAt) {
-      Log.d("CL", "AAA ${user.toBestDisplayName()} ${event.follows.size}")
+      //Log.d("CL", "AAA ${user.toBestDisplayName()} ${event.follows.size}")
      user.updateFollows(
        event.follows.map {
          try {
@@ -188,7 +187,7 @@ object LocalCache {
    // Already processed this event.
    if (note.event != null) return

-    //Log.d("TN", "New Boost (${notes.size},${users.size}) ${note.author.toBestDisplayName()} ${formattedDateTime(event.createdAt)}")
+    //Log.d("TN", "New Boost (${notes.size},${users.size}) ${note.author?.toBestDisplayName()} ${formattedDateTime(event.createdAt)}")

    val author = getOrCreateUser(event.pubKey)
    val mentions = event.originalAuthor.map { getOrCreateUser(decodePublicKey(it)) }.toList()
@@ -299,8 +298,6 @@ object LocalCache {
      it.addReply(note)
    }

-    UrlCachedPreviewer.preloadPreviewsFor(note)
-
    refreshObservers()
  }

@@ -312,6 +309,14 @@ object LocalCache {

  }

+  fun findUsersStartingWith(username: String): List<User> {
+    return users.values.filter {
+           it.info.anyNameStartsWith(username)
+        || it.pubkeyHex.startsWith(username, true)
+        || it.pubkey.toNpub().startsWith(username, true)
+    }
+  }
+
  // Observers line up here.
  val live: LocalCacheLiveData = LocalCacheLiveData(this)

@@ -1,5 +1,7 @@
 package com.vitorpamplona.amethyst.model

+import android.os.Handler
+import android.os.Looper
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.service.NostrSingleEventDataSource
 import com.vitorpamplona.amethyst.ui.note.toShortenHex
@@ -40,7 +42,7 @@ class Note(val idHex: String) {
        this.mentions = mentions
        this.replyTo = replyTo

-        refreshObservers()
+        invalidateData()
    }

    fun formattedDateTime(timestamp: Long): String {
@@ -72,17 +74,17 @@ class Note(val idHex: String) {

    fun addReply(note: Note) {
        if (replies.add(note))
-            refreshObservers()
+            invalidateData()
    }

    fun addBoost(note: Note) {
        if (boosts.add(note))
-            refreshObservers()
+            invalidateData()
    }

    fun addReaction(note: Note) {
        if (reactions.add(note))
-            refreshObservers()
+            invalidateData()
    }

    fun isReactedBy(user: User): Boolean {
@@ -96,20 +98,29 @@ class Note(val idHex: String) {
    // Observers line up here.
    val live: NoteLiveData = NoteLiveData(this)

-    private fun refreshObservers() {
-        live.refresh()
+    // Refreshes observers in batches.
+    val filterHandler = Handler(Looper.getMainLooper())
+    var handlerWaiting = false
+    @Synchronized
+    fun invalidateData() {
+        if (handlerWaiting) return
+
+        handlerWaiting = true
+        filterHandler.postDelayed({
+            live.refresh()
+            handlerWaiting = false
+        }, 100)
    }
 }

 class NoteLiveData(val note: Note): LiveData<NoteState>(NoteState(note)) {
-    val scope = CoroutineScope(Job() + Dispatchers.Main)
-
    fun refresh() {
        postValue(NoteState(note))
    }

    override fun onActive() {
        super.onActive()
+        val scope = CoroutineScope(Job() + Dispatchers.Main)
        scope.launch {
            NostrSingleEventDataSource.add(note.idHex)
        }
@@ -117,6 +128,7 @@ class NoteLiveData(val note: Note): LiveData<NoteState>(NoteState(note)) {

    override fun onInactive() {
        super.onInactive()
+        val scope = CoroutineScope(Job() + Dispatchers.Main)
        scope.launch {
            NostrSingleEventDataSource.remove(note.idHex)
        }
@@ -8,6 +8,10 @@ import com.vitorpamplona.amethyst.ui.components.isValidURL
 import com.vitorpamplona.amethyst.ui.components.noProtocolUrlValidator
 import com.vitorpamplona.amethyst.ui.components.videoExtension
 import java.util.concurrent.ConcurrentHashMap
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch

 object UrlCachedPreviewer {
  val cache = ConcurrentHashMap<String, UrlInfoItem>()
@@ -18,16 +22,19 @@ object UrlCachedPreviewer {
      return
    }

-    BahaUrlPreview(url, object : IUrlPreviewCallback {
-      override fun onComplete(urlInfo: UrlInfoItem) {
-        cache.put(url, urlInfo)
-        callback?.onComplete(urlInfo)
-      }
+    val scope = CoroutineScope(Job() + Dispatchers.Main)
+    scope.launch {
+      BahaUrlPreview(url, object : IUrlPreviewCallback {
+        override fun onComplete(urlInfo: UrlInfoItem) {
+          cache.put(url, urlInfo)
+          callback?.onComplete(urlInfo)
+        }

-      override fun onFailed(throwable: Throwable) {
-        callback?.onFailed(throwable)
-      }
-    }).fetchUrlPreview()
+        override fun onFailed(throwable: Throwable) {
+          callback?.onFailed(throwable)
+        }
+      }).fetchUrlPreview()
+    }
  }

  fun findUrlsInMessage(message: String): List<String> {
@@ -1,10 +1,17 @@
 package com.vitorpamplona.amethyst.model

+import android.os.Handler
+import android.os.Looper
 import androidx.lifecycle.LiveData
+import com.vitorpamplona.amethyst.service.NostrSingleEventDataSource
 import com.vitorpamplona.amethyst.service.NostrSingleUserDataSource
 import com.vitorpamplona.amethyst.ui.note.toShortenHex
 import java.util.Collections
 import java.util.concurrent.ConcurrentHashMap
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch
 import nostr.postr.events.ContactListEvent

 class User(val pubkey: ByteArray) {
@@ -23,7 +30,6 @@ class User(val pubkey: ByteArray) {
    val taggedPosts = Collections.synchronizedSet(mutableSetOf<Note>())

    val followers = Collections.synchronizedSet(mutableSetOf<User>())
-
    val messages = ConcurrentHashMap<User, MutableSet<Note>>()

    fun toBestDisplayName(): String {
@@ -46,10 +52,16 @@ class User(val pubkey: ByteArray) {
    fun follow(user: User) {
        follows.add(user)
        user.followers.add(this)
+
+        invalidateData()
+        user.invalidateData()
    }
    fun unfollow(user: User) {
        follows.remove(user)
        user.followers.remove(this)
+
+        invalidateData()
+        user.invalidateData()
    }

    @Synchronized
@@ -67,9 +79,12 @@ class User(val pubkey: ByteArray) {
    }

    fun updateFollows(newFollows: List<User>, updateAt: Long) {
-        val toBeAdded = newFollows - follows
-        val toBeRemoved = follows - newFollows
-
+        val toBeAdded = synchronized(follows) {
+            newFollows - follows
+        }
+        val toBeRemoved = synchronized(follows) {
+            follows - newFollows
+        }
        toBeAdded.forEach {
            follow(it)
        }
@@ -78,22 +93,36 @@ class User(val pubkey: ByteArray) {
        }

        updatedFollowsAt = updateAt
-
-        live.refresh()
    }

    fun updateUserInfo(newUserInfo: UserMetadata, updateAt: Long) {
        info = newUserInfo
        updatedMetadataAt = updateAt

-        live.refresh()
+        invalidateData()
+    }
+
+    fun isFollowing(user: User): Boolean {
+        return synchronized(follows) {
+            follows.contains(user)
+        }
    }

    // Observers line up here.
    val live: UserLiveData = UserLiveData(this)

-    private fun refreshObservers() {
-        live.refresh()
+    // Refreshes observers in batches.
+    val filterHandler = Handler(Looper.getMainLooper())
+    var handlerWaiting = false
+    @Synchronized
+    fun invalidateData() {
+        if (handlerWaiting) return
+
+        handlerWaiting = true
+        filterHandler.postDelayed({
+            live.refresh()
+            handlerWaiting = false
+        }, 100)
    }
 }

@@ -115,21 +144,32 @@ class UserMetadata {
    var iris: String? = null
    var main_relay: String? = null
    var twitter: String? = null
+
+    fun anyNameStartsWith(prefix: String): Boolean {
+        return listOfNotNull(name, username, display_name, displayName, nip05, lud06, lud16)
+              .filter { it.startsWith(prefix, true) }.isNotEmpty()
+    }
 }

 class UserLiveData(val user: User): LiveData<UserState>(UserState(user)) {
+    val scope = CoroutineScope(Job() + Dispatchers.Main)
+
    fun refresh() {
        postValue(UserState(user))
    }

    override fun onActive() {
        super.onActive()
-        NostrSingleUserDataSource.add(user.pubkeyHex)
+        scope.launch {
+            NostrSingleUserDataSource.add(user.pubkeyHex)
+        }
    }

    override fun onInactive() {
        super.onInactive()
-        NostrSingleUserDataSource.remove(user.pubkeyHex)
+        scope.launch {
+            NostrSingleUserDataSource.remove(user.pubkeyHex)
+        }
    }
 }

@@ -6,5 +6,5 @@ import nostr.postr.JsonFilter
 data class Channel (
  val id: String = UUID.randomUUID().toString().substring(0,4)
 ) {
-  var filter: JsonFilter? = null // Inactive when null
+  var filter: List<JsonFilter>? = null // Inactive when null
 }
@@ -29,48 +29,46 @@ object NostrAccountDataSource: NostrDataSource<Note>("AccountData") {
      account.userProfile().live.removeObserver(cacheListener)
  }

-  fun createAccountFilter(): JsonFilter {
+  fun createAccountContactListFilter(): JsonFilter {
    return JsonFilter(
-      kinds = listOf(MetadataEvent.kind, ContactListEvent.kind),
+      kinds = listOf(ContactListEvent.kind),
      authors = listOf(account.userProfile().pubkeyHex),
-      since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 7), // 4 days
+      limit = 1
    )
  }

-  val accountChannel = requestNewChannel()
-
-  fun <T> equalsIgnoreOrder(list1:List<T>?, list2:List<T>?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return list1.size == list2.size && list1.toSet() == list2.toSet()
+  fun createAccountMetadataFilter(): JsonFilter {
+    return JsonFilter(
+      kinds = listOf(MetadataEvent.kind),
+      authors = listOf(account.userProfile().pubkeyHex),
+      limit = 1
+    )
  }

-  fun equalAuthors(list1:JsonFilter?, list2:JsonFilter?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return equalsIgnoreOrder(list1.authors, list2.authors)
-  }
+  val accountMetadataChannel = requestNewChannel()
+  val accountContactListChannel = requestNewChannel()

  override fun feed(): List<Note> {
    val user = account.userProfile()
-    val follows = user.follows.map { it.pubkeyHex }.plus(user.pubkeyHex).toSet()
+
+    val follows = user.follows
+    val followKeys = synchronized(follows) {
+      follows.map { it.pubkeyHex }
+    }
+    val allowSet = followKeys.plus(user.pubkeyHex).toSet()

    return LocalCache.notes.values
-      .filter { (it.event is TextNoteEvent || it.event is RepostEvent) && it.author?.pubkeyHex in follows }
+      .filter { (it.event is TextNoteEvent || it.event is RepostEvent) && it.author?.pubkeyHex in allowSet }
      .sortedBy { it.event!!.createdAt }
      .reversed()
  }

  override fun updateChannelFilters() {
    // gets everthing about the user logged in
-    val newAccountFilter = createAccountFilter()
+    val newAccountMetadataFilter = createAccountMetadataFilter()
+    accountMetadataChannel.filter = listOf(newAccountMetadataFilter).ifEmpty { null }

-    if (!equalAuthors(newAccountFilter, accountChannel.filter)) {
-      accountChannel.filter = newAccountFilter
-    }
+    val newAccountContactListEvent = createAccountContactListFilter()
+    accountContactListChannel.filter = listOf(newAccountContactListEvent).ifEmpty { null }
  }
 }
@@ -15,7 +15,7 @@ object NostrChannelDataSource: NostrDataSource<Note>("ChatroomFeed") {
  fun createMessagesToChannelFilter() = JsonFilter(
    kinds = listOf(ChannelMessageEvent.kind),
    tags = mapOf("e" to listOf(channel?.idHex).filterNotNull()),
-    since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 1), // 24 hours
+    limit = 100
  )

  val messagesChannel = requestNewChannel()
@@ -26,6 +26,6 @@ object NostrChannelDataSource: NostrDataSource<Note>("ChatroomFeed") {
  }

  override fun updateChannelFilters() {
-    messagesChannel.filter = createMessagesToChannelFilter()
+    messagesChannel.filter = listOf(createMessagesToChannelFilter()).ifEmpty { null }
  }
 }
@@ -39,7 +39,7 @@ object NostrChatRoomDataSource: NostrDataSource<Note>("ChatroomFeed") {
  }

  override fun updateChannelFilters() {
-    incomingChannel.filter = createMessagesToMeFilter()
-    outgoingChannel.filter = createMessagesFromMeFilter()
+    incomingChannel.filter = listOf(createMessagesToMeFilter()).ifEmpty { null }
+    outgoingChannel.filter = listOf(createMessagesFromMeFilter()).ifEmpty { null }
  }
 }
@@ -26,16 +26,25 @@ object NostrChatroomListDataSource: NostrDataSource<Note>("MailBoxFeed") {
    ids = account.followingChannels.toList()
  )

-  fun createMyChannelsInfoFilter() = JsonFilter(
-    kinds = listOf(ChannelMetadataEvent.kind),
-    tags = mapOf("e" to account.followingChannels.toList())
-  )
+  fun createLastChannelInfoFilter(): List<JsonFilter> {
+    return account.followingChannels.map {
+      JsonFilter(
+        kinds = listOf(ChannelMetadataEvent.kind),
+        tags = mapOf("e" to listOf(it)),
+        limit = 1
+      )
+    }
+  }

-  fun createMessagesToMyChannelsFilter() = JsonFilter(
-    kinds = listOf(ChannelMessageEvent.kind),
-    tags = mapOf("e" to account.followingChannels.toList()),
-    since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 1), // 24 hours
-  )
+  fun createLastMessageOfEachChannelFilter(): List<JsonFilter> {
+    return account.followingChannels.map {
+      JsonFilter(
+        kinds = listOf(ChannelMessageEvent.kind),
+        tags = mapOf("e" to listOf(it)),
+        limit = 1
+      )
+    }
+  }

  val incomingChannel = requestNewChannel()
  val outgoingChannel = requestNewChannel()
@@ -50,21 +59,21 @@ object NostrChatroomListDataSource: NostrDataSource<Note>("MailBoxFeed") {
    val messagingWith = messages.keys().toList()

    val privateMessages = messagingWith.mapNotNull {
-      messages[it]?.sortedBy { it.event?.createdAt }?.last { it.event != null }
+      messages[it]?.sortedBy { it.event?.createdAt }?.lastOrNull { it.event != null }
    }

    val publicChannels = account.followingChannels().map {
-      it.notes.values.sortedBy { it.event?.createdAt }.last { it.event != null }
+      it.notes.values.sortedBy { it.event?.createdAt }.lastOrNull { it.event != null }
    }

-    return (privateMessages + publicChannels).sortedBy { it.event?.createdAt }.reversed()
+    return (privateMessages + publicChannels).filterNotNull().sortedBy { it.event?.createdAt }.reversed()
  }

  override fun updateChannelFilters() {
-    incomingChannel.filter = createMessagesToMeFilter()
-    outgoingChannel.filter = createMessagesFromMeFilter()
-    myChannelsChannel.filter = createMyChannelsFilter()
-    myChannelsInfoChannel.filter = createMyChannelsInfoFilter()
-    myChannelsMessagesChannel.filter = createMessagesToMyChannelsFilter()
+    incomingChannel.filter = listOf(createMessagesToMeFilter()).ifEmpty { null }
+    outgoingChannel.filter = listOf(createMessagesFromMeFilter()).ifEmpty { null }
+    myChannelsChannel.filter = listOf(createMyChannelsFilter()).ifEmpty { null }
+    myChannelsInfoChannel.filter = createLastChannelInfoFilter().ifEmpty { null }
+    myChannelsMessagesChannel.filter = createLastMessageOfEachChannelFilter().ifEmpty { null }
  }
 }
@@ -1,6 +1,10 @@
 package com.vitorpamplona.amethyst.service

+import android.os.Handler
+import android.os.Looper
 import com.vitorpamplona.amethyst.model.LocalCache
+import com.vitorpamplona.amethyst.model.Note
+import com.vitorpamplona.amethyst.model.UrlCachedPreviewer
 import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
 import com.vitorpamplona.amethyst.service.model.ChannelHideMessageEvent
 import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
@@ -11,6 +15,12 @@ import com.vitorpamplona.amethyst.service.model.RepostEvent
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.service.relays.Relay
 import java.util.Collections
+import kotlin.time.ExperimentalTime
+import kotlin.time.measureTimedValue
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch
 import nostr.postr.events.ContactListEvent
 import nostr.postr.events.DeletionEvent
 import nostr.postr.events.Event
@@ -23,9 +33,25 @@ abstract class NostrDataSource<T>(val debugName: String) {
  private val channels = Collections.synchronizedSet(mutableSetOf<Channel>())
  private val channelIds =  Collections.synchronizedSet(mutableSetOf<String>())

+  private val eventCounter = mutableMapOf<String, Int>()
+
+  fun printCounter() {
+    eventCounter.forEach {
+      println("AAA Count ${it.key}: ${it.value}")
+    }
+  }
+
  private val clientListener = object : Client.Listener() {
    override fun onEvent(event: Event, subscriptionId: String, relay: Relay) {
      if (subscriptionId in channelIds) {
+        val key = "${debugName} ${subscriptionId} ${event.kind}"
+        if (eventCounter.contains(key)) {
+          eventCounter.put(key, eventCounter.get(key)!! + 1)
+        } else {
+          eventCounter.put(key, 1)
+        }
+
+        //println("AAA ${debugName} ${subscriptionId} ${event.kind}")
        when (event) {
          is MetadataEvent -> LocalCache.consume(event)
          is TextNoteEvent -> LocalCache.consume(event)
@@ -88,8 +114,25 @@ abstract class NostrDataSource<T>(val debugName: String) {
    }
  }

+  @OptIn(ExperimentalTime::class)
  fun loadTop(): List<T> {
-    return feed().take(100)
+    val returningList = feed().take(100)
+
+    // prepare previews
+    val scope = CoroutineScope(Job() + Dispatchers.Main)
+    scope.launch {
+      loadPreviews(returningList)
+    }
+
+    return returningList
+  }
+
+  fun loadPreviews(list: List<T>) {
+    list.forEach {
+      if (it is Note) {
+        UrlCachedPreviewer.preloadPreviewsFor(it)
+      }
+    }
  }

  fun requestNewChannel(): Channel {
@@ -105,11 +148,24 @@ abstract class NostrDataSource<T>(val debugName: String) {
    channelIds.remove(channel.id)
  }

+  val filterHandler = Handler(Looper.getMainLooper())
+  var handlerWaiting = false
+  @Synchronized
+  fun invalidateFilters() {
+    if (handlerWaiting) return
+
+    handlerWaiting = true
+    filterHandler.postDelayed({
+      resetFilters()
+      handlerWaiting = false
+    }, 200)
+  }
+
  fun resetFilters() {
    // saves the channels that are currently active
    val activeChannels = channels.filter { it.filter != null }
    // saves the current content to only update if it changes
-    val currentFilter = activeChannels.associate { it.id to it.filter!!.toJson() }
+    val currentFilter = activeChannels.associate { it.id to it.filter!!.joinToString("|") { it.toJson() }  }

    updateChannelFilters()

@@ -123,12 +179,12 @@ abstract class NostrDataSource<T>(val debugName: String) {
          Client.close(channel.id)
        } else {
          // was active and is still active, check if it has changed.
-          if (channelsNewFilter.toJson() != currentFilter[channel.id]) {
+          if (channelsNewFilter.joinToString("|") { it.toJson() } != currentFilter[channel.id]) {
            Client.close(channel.id)
-            Client.sendFilter(channel.id, mutableListOf(channelsNewFilter))
+            Client.sendFilter(channel.id, channelsNewFilter)
          } else {
            // hasn't changed, does nothing.
-            Client.sendFilterOnlyIfDisconnected(channel.id, mutableListOf(channelsNewFilter))
+            Client.sendFilterOnlyIfDisconnected(channel.id, channelsNewFilter)
          }
        }
      } else {
@@ -136,8 +192,8 @@ abstract class NostrDataSource<T>(val debugName: String) {
          // was not active and is still not active, does nothing
        } else {
          // was not active and becomes active, sends the filter.
-          if (channelsNewFilter.toJson() != currentFilter[channel.id]) {
-            Client.sendFilter(channel.id, mutableListOf(channelsNewFilter))
+          if (channelsNewFilter.joinToString("|") { it.toJson() } != currentFilter[channel.id]) {
+            Client.sendFilter(channel.id, channelsNewFilter)
          }
        }
      }
@@ -6,31 +6,13 @@ import nostr.postr.JsonFilter
 import nostr.postr.events.TextNoteEvent

 object NostrGlobalDataSource: NostrDataSource<Note>("GlobalFeed") {
-  val fifteenMinutes = (60*15) // 15 mins
-
  fun createGlobalFilter() = JsonFilter(
-      kinds = listOf(TextNoteEvent.kind),
-      since = System.currentTimeMillis() / 1000 - fifteenMinutes
-    )
+    kinds = listOf(TextNoteEvent.kind),
+    limit = 50
+  )

  val globalFeedChannel = requestNewChannel()

-  fun equalTime(list1:Long?, list2:Long?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return Math.abs(list1 - list2) < (4*fifteenMinutes)
-  }
-
-  fun equalFilters(list1:JsonFilter?, list2:JsonFilter?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return equalTime(list1.since, list2.since)
-  }
-
  override fun feed() = LocalCache.notes.values
    .filter {
      it.event is TextNoteEvent && (it.event as TextNoteEvent).replyTos.isEmpty()
@@ -39,10 +21,6 @@ object NostrGlobalDataSource: NostrDataSource<Note>("GlobalFeed") {
    .reversed()

  override fun updateChannelFilters() {
-    val newFilter = createGlobalFilter()
-
-    if (!equalFilters(newFilter, globalFeedChannel.filter)) {
-      globalFeedChannel.filter = newFilter
-    }
+    globalFeedChannel.filter = listOf(createGlobalFilter()).ifEmpty { null }
  }
 }
@@ -28,19 +28,21 @@ object NostrHomeDataSource: NostrDataSource<Note>("HomeFeed") {
      account.userProfile().live.removeObserver(cacheListener)
  }

-  fun createFollowAccountsFilter(): JsonFilter? {
-    val follows = listOf(account.userProfile().pubkeyHex.substring(0, 6)).plus(
-      account.userProfile().follows?.map {
-        it.pubkey.toHex().substring(0, 6)
-      } ?: emptyList()
-    )
+  fun createFollowAccountsFilter(): JsonFilter {
+    val follows = account.userProfile().follows ?: emptySet()

-    if (follows.isEmpty()) return null
+    val followKeys = synchronized(follows) {
+      follows.map {
+        it.pubkey.toHex().substring(0, 6)
+      }
+    }
+
+    val followSet = followKeys.plus(account.userProfile().pubkeyHex.substring(0, 6))

    return JsonFilter(
      kinds = listOf(TextNoteEvent.kind, RepostEvent.kind),
-      authors = follows,
-      since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 1), // 24 hours
+      authors = followSet,
+      limit = 200
    )
  }

@@ -64,10 +66,16 @@ object NostrHomeDataSource: NostrDataSource<Note>("HomeFeed") {

  override fun feed(): List<Note> {
    val user = account.userProfile()
-    val follows = user.follows.map { it.pubkeyHex }.plus(user.pubkeyHex).toSet()
+
+    val follows = user.follows
+    val followKeys = synchronized(follows) {
+      follows.map { it.pubkeyHex }
+    }
+
+    val allowSet = followKeys.plus(user.pubkeyHex).toSet()

    return LocalCache.notes.values
-      .filter { (it.event is TextNoteEvent || it.event is RepostEvent) && it.author?.pubkeyHex in follows }
+      .filter { (it.event is TextNoteEvent || it.event is RepostEvent) && it.author?.pubkeyHex in allowSet }
      .sortedBy { it.event!!.createdAt }
      .reversed()
  }
@@ -75,8 +83,8 @@ object NostrHomeDataSource: NostrDataSource<Note>("HomeFeed") {
  override fun updateChannelFilters() {
    val newFollowAccountsFilter = createFollowAccountsFilter()

-    if (!equalAuthors(newFollowAccountsFilter, followAccountChannel.filter)) {
-      followAccountChannel.filter = newFollowAccountsFilter
+    if (!equalAuthors(newFollowAccountsFilter, followAccountChannel.filter?.firstOrNull())) {
+      followAccountChannel.filter = listOf(newFollowAccountsFilter).ifEmpty { null }
    }
  }
 }
@@ -4,45 +4,26 @@ import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.Note
 import nostr.postr.JsonFilter

-object NostrNotificationDataSource: NostrDataSource<Note>("GlobalFeed") {
+object NostrNotificationDataSource: NostrDataSource<Note>("NotificationFeed") {
  lateinit var account: Account

-  fun createGlobalFilter() = JsonFilter(
-    since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 7), // 7 days
-    tags = mapOf("p" to listOf(account.userProfile().pubkeyHex).filterNotNull())
+  fun createNotificationFilter() = JsonFilter(
+    tags = mapOf("p" to listOf(account.userProfile().pubkeyHex)),
+    limit = 100
  )

  val notificationChannel = requestNewChannel()

-  fun <T> equalsIgnoreOrder(list1:List<T>?, list2:List<T>?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return list1.size == list2.size && list1.toSet() == list2.toSet()
-  }
-
-  fun equalFilters(list1:JsonFilter?, list2:JsonFilter?): Boolean {
-    if (list1 == null && list2 == null) return true
-    if (list1 == null) return false
-    if (list2 == null) return false
-
-    return equalsIgnoreOrder(list1.tags?.get("p"), list2.tags?.get("p"))
-        && equalsIgnoreOrder(list1.tags?.get("e"), list2.tags?.get("e"))
-  }
-
  override fun feed(): List<Note> {
-    return account.userProfile().taggedPosts
-      .filter { it.event != null }
-      .sortedBy { it.event!!.createdAt }
-      .reversed()
+    val set = account.userProfile().taggedPosts
+    val filtered = synchronized(set) {
+      set.filter { it.event != null }
+    }
+
+    return filtered.sortedBy { it.event!!.createdAt }.reversed()
  }

  override fun updateChannelFilters() {
-    val newFilter = createGlobalFilter()
-
-    if (!equalFilters(newFilter, notificationChannel.filter)) {
-      notificationChannel.filter = newFilter
-    }
+    notificationChannel.filter = listOf(createNotificationFilter()).ifEmpty { null }
  }
 }
@@ -9,9 +9,9 @@ import nostr.postr.JsonFilter
 import nostr.postr.events.TextNoteEvent

 object NostrSingleEventDataSource: NostrDataSource<Note>("SingleEventFeed") {
-  val eventsToWatch = Collections.synchronizedList(mutableListOf<String>())
+  private var eventsToWatch = setOf<String>()

-  fun createRepliesAndReactionsFilter(): JsonFilter? {
+  private fun createRepliesAndReactionsFilter(): JsonFilter? {
    val reactionsToWatch = eventsToWatch.map { it.substring(0, 8) }

    if (reactionsToWatch.isEmpty()) {
@@ -46,6 +46,7 @@ object NostrSingleEventDataSource: NostrDataSource<Note>("SingleEventFeed") {

    // downloads linked events to this event.
    return JsonFilter(
+      kinds = listOf(TextNoteEvent.kind, ReactionEvent.kind, RepostEvent.kind),
      ids = interestedEvents
    )
  }
@@ -60,17 +61,20 @@ object NostrSingleEventDataSource: NostrDataSource<Note>("SingleEventFeed") {
  }

  override fun updateChannelFilters() {
-    repliesAndReactionsChannel.filter = createRepliesAndReactionsFilter()
-    loadEventsChannel.filter = createLoadEventsIfNotLoadedFilter()
+    val reactions = createRepliesAndReactionsFilter()
+    val missing = createLoadEventsIfNotLoadedFilter()
+
+    repliesAndReactionsChannel.filter = listOfNotNull(reactions).ifEmpty { null }
+    loadEventsChannel.filter = listOfNotNull(missing).ifEmpty { null }
  }

  fun add(eventId: String) {
-    eventsToWatch.add(eventId)
-    resetFilters()
+    eventsToWatch = eventsToWatch.plus(eventId)
+    invalidateFilters()
  }

  fun remove(eventId: String) {
-    eventsToWatch.remove(eventId)
-    resetFilters()
+    eventsToWatch = eventsToWatch.minus(eventId)
+    invalidateFilters()
  }
 }
@@ -7,15 +7,18 @@ import nostr.postr.JsonFilter
 import nostr.postr.events.MetadataEvent

 object NostrSingleUserDataSource: NostrDataSource<Note>("SingleUserFeed") {
-  val usersToWatch = Collections.synchronizedList(mutableListOf<String>())
+  var usersToWatch = setOf<String>()

-  fun createUserFilter(): JsonFilter? {
+  fun createUserFilter(): List<JsonFilter>? {
    if (usersToWatch.isEmpty()) return null

-    return JsonFilter(
-      kinds = listOf(MetadataEvent.kind),
-      authors = usersToWatch.map { it.substring(0, 8) }
-    )
+    return usersToWatch.map {
+      JsonFilter(
+        kinds = listOf(MetadataEvent.kind),
+        authors = listOf(it.substring(0, 8)),
+        limit = 1
+      )
+    }
  }

  val userChannel = requestNewChannel()
@@ -31,12 +34,12 @@ object NostrSingleUserDataSource: NostrDataSource<Note>("SingleUserFeed") {
  }

  fun add(userId: String) {
-    usersToWatch.add(userId)
-    resetFilters()
+    usersToWatch = usersToWatch.plus(userId)
+    invalidateFilters()
  }

  fun remove(userId: String) {
-    usersToWatch.remove(userId)
-    resetFilters()
+    usersToWatch = usersToWatch.minus(userId)
+    invalidateFilters()
  }
 }
@@ -2,8 +2,11 @@ package com.vitorpamplona.amethyst.service

 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
+import com.vitorpamplona.amethyst.service.model.ReactionEvent
+import com.vitorpamplona.amethyst.service.model.RepostEvent
 import java.util.Collections
 import nostr.postr.JsonFilter
+import nostr.postr.events.TextNoteEvent

 object NostrThreadDataSource: NostrDataSource<Note>("SingleThreadFeed") {
  val eventsToWatch = Collections.synchronizedList(mutableListOf<String>())
@@ -16,6 +19,7 @@ object NostrThreadDataSource: NostrDataSource<Note>("SingleThreadFeed") {
    }

    return JsonFilter(
+      kinds = listOf(TextNoteEvent.kind, ReactionEvent.kind, RepostEvent.kind),
      tags = mapOf("e" to reactionsToWatch)
    )
  }
@@ -46,8 +50,8 @@ object NostrThreadDataSource: NostrDataSource<Note>("SingleThreadFeed") {
  }

  override fun updateChannelFilters() {
-    repliesAndReactionsChannel.filter = createRepliesAndReactionsFilter()
-    loadEventsChannel.filter = createLoadEventsIfNotLoadedFilter()
+    repliesAndReactionsChannel.filter = listOfNotNull(createRepliesAndReactionsFilter()).ifEmpty { null }
+    loadEventsChannel.filter = listOfNotNull(createLoadEventsIfNotLoadedFilter()).ifEmpty { null }
  }

  fun loadThread(noteId: String) {
@@ -19,7 +19,7 @@ object NostrUserProfileDataSource: NostrDataSource<Note>("UserProfileFeed") {
    return JsonFilter(
      kinds = listOf(MetadataEvent.kind),
      authors = listOf(user!!.pubkeyHex),
-      since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 7)
+      limit = 1
    )
  }

@@ -27,7 +27,7 @@ object NostrUserProfileDataSource: NostrDataSource<Note>("UserProfileFeed") {
    return JsonFilter(
      kinds = listOf(TextNoteEvent.kind),
      authors = listOf(user!!.pubkeyHex),
-      since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 4)
+      limit = 100
    )
  }

@@ -35,11 +35,15 @@ object NostrUserProfileDataSource: NostrDataSource<Note>("UserProfileFeed") {
  val notesChannel = requestNewChannel()

  override fun feed(): List<Note> {
-    return user?.notes?.sortedBy { it.event?.createdAt }?.reversed() ?: emptyList()
+    val notes = user?.notes ?: return emptyList()
+    val sortedNotes = synchronized(notes) {
+      notes.sortedBy { it.event?.createdAt }
+    }
+    return sortedNotes.reversed()
  }

  override fun updateChannelFilters() {
-    userInfoChannel.filter = createUserInfoFilter()
-    notesChannel.filter = createUserPostsFilter()
+    userInfoChannel.filter = listOf(createUserInfoFilter()).ifEmpty { null }
+    notesChannel.filter = listOf(createUserPostsFilter()).ifEmpty { null }
  }
 }
@@ -15,17 +15,20 @@ object NostrUserProfileFollowersDataSource: NostrDataSource<User>("UserProfileFo

  fun createFollowersFilter() = JsonFilter(
    kinds = listOf(ContactListEvent.kind),
-    since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 7), // 7 days
-    tags = mapOf("p" to listOf(user!!.pubkeyHex).filterNotNull())
+    tags = mapOf("p" to listOf(user!!.pubkeyHex))
  )

  val followerChannel = requestNewChannel()

  override fun feed(): List<User> {
-    return user?.followers?.toList() ?: emptyList()
+    val followers = user?.followers ?: emptyList()
+
+    return synchronized(followers) {
+      followers.toList()
+    }
  }

  override fun updateChannelFilters() {
-    followerChannel.filter = createFollowersFilter()
+    followerChannel.filter = listOf(createFollowersFilter()).ifEmpty { null }
  }
 }
@@ -17,7 +17,7 @@ object NostrUserProfileFollowsDataSource: NostrDataSource<User>("UserProfileFoll
    return JsonFilter(
      kinds = listOf(ContactListEvent.kind),
      authors = listOf(user!!.pubkeyHex),
-      since = System.currentTimeMillis() / 1000 - (60 * 60 * 24 * 7), // 4 days
+      limit = 1
    )
  }

@@ -28,6 +28,6 @@ object NostrUserProfileFollowsDataSource: NostrDataSource<User>("UserProfileFoll
  }

  override fun updateChannelFilters() {
-    followChannel.filter = createFollowFilter()
+    followChannel.filter = listOf(createFollowFilter()).ifEmpty { null }
  }
 }
@@ -21,7 +21,7 @@ class ChannelMuteUserEvent (
  }

  companion object {
-    const val kind = 43
+    const val kind = 44

    fun create(reason: String, usersToMute: List<String>?, privateKey: ByteArray, createdAt: Long = Date().time / 1000): ChannelMuteUserEvent {
      val content = reason
@@ -23,9 +23,9 @@ object Client: RelayPool.Listener {
     *        something.
     **/
    var lenient: Boolean = false
-    private val listeners = Collections.synchronizedSet(HashSet<Listener>())
-    internal var relays = Constants.defaultRelays
-    internal val subscriptions = ConcurrentHashMap<String, MutableList<JsonFilter>>()
+    private var listeners = setOf<Listener>()
+    private var relays = Constants.defaultRelays
+    private val subscriptions = mutableMapOf<String, List<JsonFilter>>()

    fun connect(
        relays: Array<Relay> = Constants.defaultRelays
@@ -35,17 +35,9 @@ object Client: RelayPool.Listener {
        this.relays = relays
    }

-    fun requestAndWatch(
-        subscriptionId: String = UUID.randomUUID().toString().substring(0..10),
-        filters: MutableList<JsonFilter> = mutableListOf(JsonFilter())
-    ) {
-        subscriptions[subscriptionId] = filters
-        RelayPool.requestAndWatch()
-    }
-
    fun sendFilter(
        subscriptionId: String = UUID.randomUUID().toString().substring(0..10),
-        filters: MutableList<JsonFilter> = mutableListOf(JsonFilter())
+        filters: List<JsonFilter> = listOf(JsonFilter())
    ) {
        subscriptions[subscriptionId] = filters
        RelayPool.sendFilter(subscriptionId)
@@ -53,10 +45,10 @@ object Client: RelayPool.Listener {

    fun sendFilterOnlyIfDisconnected(
        subscriptionId: String = UUID.randomUUID().toString().substring(0..10),
-        filters: MutableList<JsonFilter> = mutableListOf(JsonFilter())
+        filters: List<JsonFilter> = listOf(JsonFilter())
    ) {
        subscriptions[subscriptionId] = filters
-        RelayPool.sendFilterOnlyIfDisconnected(subscriptionId)
+        RelayPool.sendFilterOnlyIfDisconnected()
    }

    fun send(signedEvent: Event) {
@@ -90,13 +82,22 @@ object Client: RelayPool.Listener {
    }

    fun subscribe(listener: Listener) {
-        listeners.add(listener)
+        listeners = listeners.plus(listener)
    }

-    fun unsubscribe(listener: Listener): Boolean {
-        return listeners.remove(listener)
+    fun unsubscribe(listener: Listener) {
+        listeners = listeners.minus(listener)
    }

+    fun allSubscriptions(): List<String> {
+        return synchronized(subscriptions) {
+            subscriptions.keys.toList()
+        }
+    }
+
+    fun getSubscriptionFilters(subId: String): List<JsonFilter> {
+        return subscriptions[subId] ?: emptyList()
+    }

    abstract class Listener {
        /**
@@ -1,8 +1,6 @@
 package com.vitorpamplona.amethyst.service.relays

 import com.google.gson.JsonElement
-import java.util.Collections
-import nostr.postr.JsonFilter
 import nostr.postr.events.Event
 import okhttp3.OkHttpClient
 import okhttp3.Request
@@ -16,27 +14,29 @@ class Relay(
    var write: Boolean = true
 ) {
    private val httpClient = OkHttpClient()
-    private val listeners = Collections.synchronizedSet(HashSet<Listener>())
+    private var listeners = setOf<Listener>()
    private var socket: WebSocket? = null

    fun register(listener: Listener) {
-        listeners.add(listener)
+        listeners = listeners.plus(listener)
+    }
+
+    fun unregister(listener: Listener) {
+        listeners = listeners.minus(listener)
    }

    fun isConnected(): Boolean {
        return socket != null
    }

-    fun unregister(listener: Listener) = listeners.remove(listener)
-
-    fun requestAndWatch(reconnectTs: Long? = null) {
+    fun requestAndWatch() {
        val request = Request.Builder().url(url).build()
        val listener = object : WebSocketListener() {

            override fun onOpen(webSocket: WebSocket, response: Response) {
                // Sends everything.
-                Client.subscriptions.forEach {
-                    sendFilter(requestId = it.key, reconnectTs = reconnectTs)
+                Client.allSubscriptions().forEach {
+                    sendFilter(requestId = it)
                }
                listeners.forEach { it.onRelayStateChange(this@Relay, Type.CONNECT) }
            }
@@ -101,28 +101,22 @@ class Relay(
        socket?.close(1000, "Normal close")
    }

-    fun sendFilter(requestId: String, reconnectTs: Long? = null) {
+    fun sendFilter(requestId: String) {
        if (socket == null) {
-            requestAndWatch(reconnectTs)
+            requestAndWatch()
        } else {
-            val filters = if (reconnectTs != null) {
-                Client.subscriptions[requestId]?.let {
-                    it.map { filter ->
-                        JsonFilter(filter.ids, filter.authors, filter.kinds, filter.tags, since = reconnectTs)
-                    }
-                } ?: error("No filter(s) found.")
-            } else {
-                Client.subscriptions[requestId] ?: error("No filter(s) found.")
+            val filters = Client.getSubscriptionFilters(requestId)
+            if (filters.isNotEmpty()) {
+                val request = """["REQ","$requestId",${filters.joinToString(",") { it.toJson() }}]"""
+                //println("FILTERSSENT " + """["REQ","$requestId",${filters.joinToString(",") { it.toJson() }}]""")
+                socket!!.send(request)
            }
-            val request = """["REQ","$requestId",${filters.joinToString(",") { it.toJson() }}]"""
-            //println("FILTERSSENT " + """["REQ","$requestId",${filters.joinToString(",") { it.toJson() }}]""")
-            socket!!.send(request)
        }
    }

-    fun sendFilterOnlyIfDisconnected(requestId: String, reconnectTs: Long? = null) {
+    fun sendFilterOnlyIfDisconnected() {
        if (socket == null) {
-            requestAndWatch(reconnectTs)
+            requestAndWatch()
        }
    }

@@ -9,8 +9,8 @@ import nostr.postr.events.Event
 * RelayPool manages the connection to multiple Relays and lets consumers deal with simple events.
 */
 object RelayPool: Relay.Listener {
-    private val relays = Collections.synchronizedList(ArrayList<Relay>())
-    private val listeners = Collections.synchronizedSet(HashSet<Listener>())
+    private var relays = listOf<Relay>()
+    private var listeners = setOf<Listener>()

    fun availableRelays(): Int {
        return relays.size
@@ -29,7 +29,8 @@ object RelayPool: Relay.Listener {
    }

    fun unloadRelays() {
-        relays.toList().forEach { removeRelay(it) }
+        relays.forEach { it.unregister(this) }
+        relays = listOf()
    }

    fun requestAndWatch() {
@@ -40,8 +41,8 @@ object RelayPool: Relay.Listener {
        relays.forEach { it.sendFilter(subscriptionId) }
    }

-    fun sendFilterOnlyIfDisconnected(subscriptionId: String) {
-        relays.forEach { it.sendFilterOnlyIfDisconnected(subscriptionId) }
+    fun sendFilterOnlyIfDisconnected() {
+        relays.forEach { it.sendFilterOnlyIfDisconnected() }
    }

    fun send(signedEvent: Event) {
@@ -61,19 +62,17 @@ object RelayPool: Relay.Listener {
        relays += relay
    }

-    fun removeRelay(relay: Relay): Boolean {
+    fun removeRelay(relay: Relay) {
        relay.unregister(this)
-        return relays.remove(relay)
+        relays = relays.minus(relay)
    }

-    fun getRelays(): List<Relay> = relays
-
    fun register(listener: Listener) {
-        listeners.add(listener)
+        listeners = listeners.plus(listener)
    }

-    fun unregister(listener: Listener): Boolean {
-        return listeners.remove(listener)
+    fun unregister(listener: Listener) {
+        listeners = listeners.minus(listener)
    }

    interface Listener {
@@ -16,6 +16,7 @@ import coil.decode.ImageDecoderDecoder
 import coil.decode.SvgDecoder
 import com.vitorpamplona.amethyst.KeyStorage
 import com.vitorpamplona.amethyst.service.NostrAccountDataSource
+import com.vitorpamplona.amethyst.service.NostrChannelDataSource
 import com.vitorpamplona.amethyst.service.NostrChatroomListDataSource
 import com.vitorpamplona.amethyst.service.NostrGlobalDataSource
 import com.vitorpamplona.amethyst.service.NostrHomeDataSource
@@ -71,6 +72,7 @@ class MainActivity : ComponentActivity() {
  override fun onPause() {
    NostrAccountDataSource.stop()
    NostrHomeDataSource.stop()
+    NostrChannelDataSource.stop()
    NostrChatroomListDataSource.stop()
    NostrUserProfileDataSource.stop()
    NostrUserProfileFollowersDataSource.stop()
@@ -3,14 +3,19 @@ package com.vitorpamplona.amethyst.ui.actions
 import androidx.compose.foundation.border
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.material.Button
 import androidx.compose.material.ButtonDefaults
+import androidx.compose.material.Icon
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.OutlinedTextField
 import androidx.compose.material.Surface
@@ -29,29 +34,35 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.text.input.KeyboardCapitalization
 import androidx.compose.ui.unit.dp
-import androidx.compose.ui.unit.sp
 import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
 import androidx.lifecycle.viewmodel.compose.viewModel
 import coil.compose.AsyncImage
+import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.ui.components.UrlPreview
+import com.vitorpamplona.amethyst.ui.components.VideoView
 import com.vitorpamplona.amethyst.ui.components.imageExtension
+import com.vitorpamplona.amethyst.ui.components.isValidURL
+import com.vitorpamplona.amethyst.ui.components.noProtocolUrlValidator
+import com.vitorpamplona.amethyst.ui.components.videoExtension
 import com.vitorpamplona.amethyst.ui.navigation.UploadFromGallery
+import com.vitorpamplona.amethyst.ui.note.ReplyInformation
+import com.vitorpamplona.amethyst.ui.screen.UserLine
 import kotlinx.coroutines.delay
 import nostr.postr.events.TextNoteEvent


@OptIn(ExperimentalComposeUiApi::class)
@Composable
-fun NewPostView(onClose: () -> Unit, replyingTo: Note? = null, account: Account) {
-    val postViewModel: NewPostViewModel = viewModel<NewPostViewModel>().apply {
-        this.replyingTo = replyingTo
-        this.account = account
-    }
+fun NewPostView(onClose: () -> Unit, baseReplyTo: Note? = null, account: Account) {
+    val postViewModel: NewPostViewModel = viewModel()
+
+    postViewModel.load(account, baseReplyTo)

    val context = LocalContext.current

@@ -99,30 +110,20 @@ fun NewPostView(onClose: () -> Unit, replyingTo: Note? = null, account: Account)
                            postViewModel.sendPost()
                            onClose()
                        },
-                        postViewModel.message.isNotBlank()
+                        postViewModel.message.text.isNotBlank()
                    )
                }

-                if (replyingTo != null && replyingTo.event is TextNoteEvent) {
-                    Row(
-                        verticalAlignment = Alignment.CenterVertically,
-                    ) {
-                        val replyList = replyingTo.replyTo!!.plus(replyingTo).joinToString(", ",  "", "", 2) { it.idDisplayHex }
-                        val withList = replyingTo.mentions!!.plus(replyingTo.author!!).joinToString(", ",  "", "", 2) { it.toBestDisplayName() }
-
-                        Text(
-                            "in reply to ${replyList} with ${withList}",
-                            fontSize = 13.sp,
-                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                        )
+                if (postViewModel.replyTos != null && baseReplyTo?.event is TextNoteEvent) {
+                    ReplyInformation(postViewModel.replyTos, postViewModel.mentions, "✖ ") {
+                        postViewModel.removeFromReplyList(it)
                    }
                }

                OutlinedTextField(
                    value = postViewModel.message,
                    onValueChange = {
-                        postViewModel.message = it
-                        postViewModel.urlPreview = postViewModel.findUrlInMessage()
+                        postViewModel.updateMessage(it)
                    },
                    keyboardOptions = KeyboardOptions.Default.copy(
                        capitalization = KeyboardCapitalization.Sentences
@@ -150,30 +151,53 @@ fun NewPostView(onClose: () -> Unit, replyingTo: Note? = null, account: Account)
                        .outlinedTextFieldColors(
                            unfocusedBorderColor = Color.Transparent,
                            focusedBorderColor = Color.Transparent
-                        )
+                        ),
+                    visualTransformation = UrlUserTagTransformation(MaterialTheme.colors.primary)
                )

+                val userSuggestions = postViewModel.userSuggestions
+                if (userSuggestions.isNotEmpty()) {
+                    LazyColumn(
+                        contentPadding = PaddingValues(
+                            top = 10.dp,
+                            bottom = 10.dp
+                        )
+                    ) {
+                        itemsIndexed(userSuggestions, key = { _, item -> item.pubkeyHex }) { index, item ->
+                            UserLine(item) {
+                                postViewModel.autocompleteWithUser(item)
+                            }
+                        }
+                    }
+                }
+
                val myUrlPreview = postViewModel.urlPreview
                if (myUrlPreview != null) {
                    Column(modifier = Modifier.padding(top = 5.dp)) {
-                        val removedParamsFromUrl = myUrlPreview.split("?")[0].toLowerCase()
-                        if (imageExtension.matcher(removedParamsFromUrl).matches()) {
-                            AsyncImage(
-                                model = myUrlPreview,
-                                contentDescription = myUrlPreview,
-                                contentScale = ContentScale.FillWidth,
-                                modifier = Modifier
-                                    .padding(top = 4.dp)
-                                    .fillMaxWidth()
-                                    .clip(shape = RoundedCornerShape(15.dp))
-                                    .border(
-                                        1.dp,
-                                        MaterialTheme.colors.onSurface.copy(alpha = 0.12f),
-                                        RoundedCornerShape(15.dp)
-                                    )
-                            )
-                        } else {
-                            UrlPreview("https://$myUrlPreview", myUrlPreview, false)
+                        if (isValidURL(myUrlPreview)) {
+                            val removedParamsFromUrl = myUrlPreview.split("?")[0].toLowerCase()
+                            if (imageExtension.matcher(removedParamsFromUrl).matches()) {
+                                AsyncImage(
+                                    model = myUrlPreview,
+                                    contentDescription = myUrlPreview,
+                                    contentScale = ContentScale.FillWidth,
+                                    modifier = Modifier
+                                        .padding(top = 4.dp)
+                                        .fillMaxWidth()
+                                        .clip(shape = RoundedCornerShape(15.dp))
+                                        .border(
+                                            1.dp,
+                                            MaterialTheme.colors.onSurface.copy(alpha = 0.12f),
+                                            RoundedCornerShape(15.dp)
+                                        )
+                                )
+                            } else if (videoExtension.matcher(removedParamsFromUrl).matches()) {
+                                VideoView(myUrlPreview)
+                            } else {
+                                UrlPreview(myUrlPreview, myUrlPreview)
+                            }
+                        } else if (noProtocolUrlValidator.matcher(myUrlPreview).matches()) {
+                            UrlPreview("https://$myUrlPreview", myUrlPreview)
                        }
                    }
                }
@@ -199,8 +223,9 @@ fun CloseButton(onCancel: () -> Unit) {
 }

@Composable
-fun PostButton(onPost: () -> Unit = {}, isActive: Boolean) {
+fun PostButton(onPost: () -> Unit = {}, isActive: Boolean, modifier: Modifier = Modifier) {
    Button(
+        modifier = modifier,
        onClick = {
            if (isActive) {
                onPost()
@@ -215,3 +240,27 @@ fun PostButton(onPost: () -> Unit = {}, isActive: Boolean) {
        Text(text = "Post", color = Color.White)
    }
 }
+
+@Composable
+fun SearchButton(onPost: () -> Unit = {}, isActive: Boolean, modifier: Modifier = Modifier) {
+    Button(
+        modifier = modifier,
+        onClick = {
+            if (isActive) {
+                onPost()
+            }
+        },
+        shape = RoundedCornerShape(20.dp),
+        colors = ButtonDefaults
+            .buttonColors(
+                backgroundColor = if (isActive) MaterialTheme.colors.primary else Color.Gray
+            )
+    ) {
+        Icon(
+            painter = painterResource(R.drawable.ic_search),
+            null,
+            modifier = Modifier.size(26.dp),
+            tint = Color.White
+        )
+    }
+}
@@ -8,22 +8,89 @@ import android.provider.MediaStore
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.text.TextRange
+import androidx.compose.ui.text.input.TextFieldValue
 import androidx.lifecycle.ViewModel
 import com.vitorpamplona.amethyst.model.Account
+import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
+import com.vitorpamplona.amethyst.model.User
+import com.vitorpamplona.amethyst.model.decodePublicKey
 import com.vitorpamplona.amethyst.ui.components.isValidURL
 import com.vitorpamplona.amethyst.ui.components.noProtocolUrlValidator
+import nostr.postr.toNpub

 class NewPostViewModel: ViewModel() {
-    var account: Account? = null
-    var replyingTo: Note? = null
+    private var account: Account? = null
+    private var originalNote: Note? = null

-    var message by mutableStateOf("")
+    var mentions by mutableStateOf<List<User>?>(null)
+    var replyTos by mutableStateOf<MutableList<Note>?>(null)
+
+    var message by mutableStateOf(TextFieldValue(""))
    var urlPreview by mutableStateOf<String?>(null)

+    var userSuggestions by mutableStateOf<List<User>>(emptyList())
+    var userSuggestionAnchor: TextRange? = null
+
+    fun load(account: Account, replyingTo: Note?) {
+        originalNote = replyingTo
+        replyingTo?.let { replyNote ->
+            this.replyTos = (replyNote.replyTo ?: mutableListOf()).plus(replyNote).toMutableList()
+            replyNote.author?.let { replyUser ->
+                this.mentions = (replyNote.mentions ?: emptyList()).plus(replyUser)
+            }
+        }
+        this.account = account
+    }
+
+    fun addUserToMentionsIfNotInAndReturnIndex(user: User): Int {
+        val replyToSize = replyTos?.size ?: 0
+
+        var myMentions = mentions
+        if (myMentions == null) {
+            mentions = listOf(user)
+            return replyToSize + 0 // position of the user
+        }
+
+        val index = myMentions.indexOf(user)
+
+        if (index >= 0) return replyToSize + index
+
+        myMentions = myMentions.plus(user)
+        mentions = myMentions
+        return replyToSize + myMentions.indexOf(user)
+    }
+
    fun sendPost() {
-        account?.sendPost(message, replyingTo)
-        message = ""
+        // Moves @npub to mentions
+        val newMessage = message.text.split('\n').map { paragraph: String ->
+            paragraph.split(' ').map { word: String ->
+                try {
+                    if (word.startsWith("@npub") && word.length >= 64) {
+                        val keyB32 = word.substring(0, 64)
+                        val restOfWord = word.substring(64)
+
+                        val key = decodePublicKey(keyB32.removePrefix("@"))
+                        val user = LocalCache.getOrCreateUser(key)
+
+                        val index = addUserToMentionsIfNotInAndReturnIndex(user)
+
+                        val newWord = "#[${index}]"
+
+                        newWord + restOfWord
+                    } else {
+                        word
+                    }
+                } catch (e: Exception) {
+                    // if it can't parse the key, don't try to change.
+                    word
+                }
+            }.joinToString(" ")
+        }.joinToString("\n")
+
+        account?.sendPost(newMessage, originalNote, mentions)
+        message = TextFieldValue("")
        urlPreview = null
    }

@@ -36,22 +103,56 @@ class NewPostViewModel: ViewModel() {

        img?.let {
            ImageUploader.uploadImage(img) {
-                message = message + "\n\n" + it
+                message = TextFieldValue(message.text + "\n\n" + it)
                urlPreview = findUrlInMessage()
            }
        }
    }

    fun cancel() {
-        message = ""
+        message = TextFieldValue("")
        urlPreview = null
    }

    fun findUrlInMessage(): String? {
-        return message.split('\n').firstNotNullOfOrNull { paragraph ->
+        return message.text.split('\n').firstNotNullOfOrNull { paragraph ->
            paragraph.split(' ').firstOrNull { word: String ->
                isValidURL(word) || noProtocolUrlValidator.matcher(word).matches()
            }
        }
    }
+
+    fun removeFromReplyList(it: User) {
+        mentions = mentions?.minus(it)
+    }
+
+    fun updateMessage(it: TextFieldValue) {
+        message = it
+        urlPreview = findUrlInMessage()
+
+        if (it.selection.collapsed) {
+            val lastWord = it.text.substring(0, it.selection.end).substringAfterLast("\n").substringAfterLast(" ")
+            userSuggestionAnchor = it.selection
+            if (lastWord.startsWith("@") && lastWord.length > 2) {
+                userSuggestions = LocalCache.findUsersStartingWith(lastWord.removePrefix("@"))
+            } else {
+                userSuggestions = emptyList()
+            }
+        }
+    }
+
+    fun autocompleteWithUser(item: User) {
+        userSuggestionAnchor?.let {
+            val lastWord = message.text.substring(0, it.end).substringAfterLast("\n").substringAfterLast(" ")
+            val lastWordStart = it.end - lastWord.length
+            val wordToInsert = "@${item.pubkey.toNpub()} "
+
+            message = TextFieldValue(
+                message.text.replaceRange(lastWordStart, it.end, wordToInsert),
+                TextRange(lastWordStart + wordToInsert.length, lastWordStart + wordToInsert.length)
+            )
+            userSuggestionAnchor = null
+            userSuggestions = emptyList()
+        }
+    }
 }
@@ -0,0 +1,143 @@
+package com.vitorpamplona.amethyst.ui.actions
+
+import android.util.Patterns
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.TextRange
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.input.OffsetMapping
+import androidx.compose.ui.text.input.TransformedText
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.text.style.TextDecoration
+import com.vitorpamplona.amethyst.model.LocalCache
+import com.vitorpamplona.amethyst.model.decodePublicKey
+import kotlin.math.roundToInt
+
+data class RangesChanges(val original: TextRange, val modified: TextRange)
+
+class UrlUserTagTransformation(val color: Color) : VisualTransformation {
+  override fun filter(text: AnnotatedString): TransformedText {
+    return buildAnnotatedStringWithUrlHighlighting(text, color)
+  }
+}
+
+fun buildAnnotatedStringWithUrlHighlighting(text: AnnotatedString, color: Color): TransformedText {
+    val substitutions = mutableListOf<RangesChanges>()
+
+    val newText = buildAnnotatedString {
+      val builderBefore = StringBuilder() // important to correctly measure Tag start and end
+      val builderAfter = StringBuilder() // important to correctly measure Tag start and end
+      append(
+        text.split('\n').map { paragraph: String ->
+          paragraph.split(' ').map { word: String ->
+            try {
+              if (word.startsWith("@npub") && word.length >= 64) {
+                val keyB32 = word.substring(0, 64)
+                val restOfWord = word.substring(64)
+
+                val startIndex = builderBefore.toString().length
+
+                builderBefore.append("$keyB32$restOfWord ") // accounts for the \n at the end of each paragraph
+
+                val endIndex = startIndex + keyB32.length
+
+                val key = decodePublicKey(keyB32.removePrefix("@"))
+                val user = LocalCache.getOrCreateUser(key)
+
+                val newWord = "@${user.toBestDisplayName()}"
+                val startNew = builderAfter.toString().length
+
+                builderAfter.append("$newWord$restOfWord ") // accounts for the \n at the end of each paragraph
+
+                substitutions.add(
+                  RangesChanges(
+                    TextRange(startIndex, endIndex),
+                    TextRange(startNew, startNew + newWord.length)
+                  )
+                )
+                newWord + restOfWord
+              } else {
+                builderBefore.append(word + " ")
+                builderAfter.append(word + " ")
+                word
+              }
+            } catch (e: Exception) {
+              // if it can't parse the key, don't try to change.
+              builderBefore.append(word + " ")
+              builderAfter.append(word + " ")
+              word
+            }
+          }.joinToString(" ")
+        }.joinToString("\n")
+      )
+
+      val newText = toAnnotatedString()
+
+      newText.split("\\s+".toRegex()).filter { word ->
+        Patterns.WEB_URL.matcher(word).matches()
+      }.forEach {
+        val startIndex = text.indexOf(it)
+        val endIndex = startIndex + it.length
+        addStyle(
+          style = SpanStyle(
+            color = color,
+            textDecoration = TextDecoration.None
+          ),
+          start = startIndex, end = endIndex
+        )
+      }
+
+      substitutions.forEach {
+        addStyle(
+          style = SpanStyle(
+            color = color,
+            textDecoration = TextDecoration.None
+          ),
+          start = it.modified.start, end = it.modified.end
+        )
+      }
+    }
+
+    val numberOffsetTranslator = object : OffsetMapping {
+        override fun originalToTransformed(offset: Int): Int {
+          val inInsideRange = substitutions.filter { offset > it.original.start && offset < it.original.end }.firstOrNull()
+
+          if (inInsideRange != null) {
+            val percentInRange = (offset - inInsideRange.original.start) / (inInsideRange.original.length.toFloat())
+            return (inInsideRange.modified.start + inInsideRange.modified.length * percentInRange).roundToInt()
+          }
+
+          val lastRangeThrough = substitutions.lastOrNull { offset >= it.original.end }
+
+          if (lastRangeThrough != null) {
+            return lastRangeThrough.modified.end + (offset - lastRangeThrough.original.end)
+          } else {
+            return offset
+          }
+        }
+
+        override fun transformedToOriginal(offset: Int): Int {
+          val inInsideRange = substitutions.filter { offset > it.modified.start && offset < it.modified.end }.firstOrNull()
+
+          if (inInsideRange != null) {
+            val percentInRange = (offset - inInsideRange.modified.start) / (inInsideRange.modified.length.toFloat())
+            return (inInsideRange.original.start + inInsideRange.original.length * percentInRange).roundToInt()
+          }
+
+          val lastRangeThrough = substitutions.lastOrNull { offset >= it.modified.end }
+
+          if (lastRangeThrough != null) {
+            return lastRangeThrough.original.end + (offset - lastRangeThrough.modified.end)
+          } else {
+            return offset
+          }
+        }
+    }
+
+    return TransformedText(
+      newText,
+      numberOffsetTranslator
+    )
+
+}
@@ -0,0 +1,38 @@
+package com.vitorpamplona.amethyst.ui.components
+
+import android.content.ActivityNotFoundException
+import android.content.Context
+import android.content.Intent
+import androidx.compose.foundation.text.ClickableText
+import androidx.compose.material.LocalTextStyle
+import androidx.compose.material.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalUriHandler
+import androidx.compose.ui.text.AnnotatedString
+
+@Composable
+fun ClickableEmail(email: String) {
+  val context = LocalContext.current
+
+  ClickableText(
+    text = AnnotatedString("$email "),
+    onClick = { runCatching { context.sendMail(email) } },
+    style = LocalTextStyle.current.copy(color = MaterialTheme.colors.primary),
+  )
+}
+
+fun Context.sendMail(to: String, subject: String? = null) {
+  try {
+    val intent = Intent(Intent.ACTION_SEND)
+    intent.type = "vnd.android.cursor.item/email" // or "message/rfc822"
+    intent.putExtra(Intent.EXTRA_EMAIL, arrayOf(to))
+    if (subject != null)
+      intent.putExtra(Intent.EXTRA_SUBJECT, subject)
+    startActivity(intent)
+  } catch (e: ActivityNotFoundException) {
+    // TODO: Handle case where no email app is available
+  } catch (t: Throwable) {
+    // TODO: Handle potential other type of exceptions
+  }
+}
@@ -0,0 +1,33 @@
+package com.vitorpamplona.amethyst.ui.components
+
+import android.content.ActivityNotFoundException
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import androidx.compose.foundation.text.ClickableText
+import androidx.compose.material.LocalTextStyle
+import androidx.compose.material.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalUriHandler
+import androidx.compose.ui.text.AnnotatedString
+
+@Composable
+fun ClickablePhone(phone: String) {
+  val context = LocalContext.current
+
+  ClickableText(
+    text = AnnotatedString("$phone "),
+    onClick = { runCatching { context.dial(phone) } },
+    style = LocalTextStyle.current.copy(color = MaterialTheme.colors.primary),
+  )
+}
+
+fun Context.dial(phone: String) {
+  try {
+    val intent = Intent(Intent.ACTION_DIAL, Uri.fromParts("tel", phone, null))
+    startActivity(intent)
+  } catch (t: Throwable) {
+    // TODO: Handle potential exceptions
+  }
+}
@@ -60,6 +60,10 @@ fun RichTextViewer(content: String, tags: List<List<String>>?, note: Note, accou
            } else {
              UrlPreview(word, word)
            }
+          } else if (Patterns.EMAIL_ADDRESS.matcher(word).matches()) {
+            ClickableEmail(word)
+          } else if (Patterns.PHONE.matcher(word).matches()) {
+            ClickablePhone(word)
          } else if (noProtocolUrlValidator.matcher(word).matches()) {
            UrlPreview("https://$word", word)
          } else if (tagIndex.matcher(word).matches() && tags != null) {
@@ -1,7 +1,9 @@
 package com.vitorpamplona.amethyst.ui.components

+import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.border
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -21,15 +23,20 @@ import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.text.AnnotatedString
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.ui.actions.CloseButton
+import nostr.postr.toNpub

@Composable
-@OptIn(ExperimentalComposeUiApi::class)
+@OptIn(ExperimentalComposeUiApi::class, ExperimentalFoundationApi::class)
 fun ZoomableImageView(word: String) {
+  val clipboardManager = LocalClipboardManager.current
+
  // store the dialog open or close state
  var dialogOpen by remember {
    mutableStateOf(false)
@@ -44,8 +51,9 @@ fun ZoomableImageView(word: String) {
      .fillMaxWidth()
      .clip(shape = RoundedCornerShape(15.dp))
      .border(1.dp, MaterialTheme.colors.onSurface.copy(alpha = 0.12f), RoundedCornerShape(15.dp))
-      .clickable(
-        onClick = { dialogOpen = true }
+      .combinedClickable(
+        onClick = { dialogOpen = true },
+        onLongClick = { clipboardManager.setText(AnnotatedString(word)) },
      )
  )

@@ -31,6 +31,19 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavHostController
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.service.NostrAccountDataSource
+import com.vitorpamplona.amethyst.service.NostrChannelDataSource
+import com.vitorpamplona.amethyst.service.NostrChatRoomDataSource
+import com.vitorpamplona.amethyst.service.NostrChatroomListDataSource
+import com.vitorpamplona.amethyst.service.NostrGlobalDataSource
+import com.vitorpamplona.amethyst.service.NostrHomeDataSource
+import com.vitorpamplona.amethyst.service.NostrNotificationDataSource
+import com.vitorpamplona.amethyst.service.NostrSingleEventDataSource
+import com.vitorpamplona.amethyst.service.NostrSingleUserDataSource
+import com.vitorpamplona.amethyst.service.NostrThreadDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileFollowersDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileFollowsDataSource
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.ui.screen.RelayPoolViewModel
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
@@ -38,13 +51,10 @@ import kotlinx.coroutines.launch

@Composable
 fun AppTopBar(navController: NavHostController, scaffoldState: ScaffoldState, accountViewModel: AccountViewModel) {
-
-
    when (currentRoute(navController)) {
        //Route.Profile.route -> TopBarWithBackButton(navController)
        else -> MainTopBar(scaffoldState, accountViewModel)
    }
-
 }

@Composable
@@ -71,20 +81,36 @@ fun MainTopBar(scaffoldState: ScaffoldState, accountViewModel: AccountViewModel)
                ) {
                    IconButton(
                        onClick = {
-                            Client.subscriptions.map { "${it.key} ${it.value.joinToString { it.toJson() }}" }.forEach {
+                            Client.allSubscriptions().map { "${it} ${Client.getSubscriptionFilters(it).joinToString { it.toJson() }}" }.forEach {
                                Log.d("CURRENT FILTERS", it)
                            }
+
+                            NostrAccountDataSource.printCounter()
+                            NostrChannelDataSource.printCounter()
+                            NostrChatRoomDataSource.printCounter()
+                            NostrChatroomListDataSource.printCounter()
+
+                            NostrGlobalDataSource.printCounter()
+                            NostrHomeDataSource.printCounter()
+                            NostrNotificationDataSource.printCounter()
+
+                            NostrSingleEventDataSource.printCounter()
+                            NostrSingleUserDataSource.printCounter()
+                            NostrThreadDataSource.printCounter()
+
+                            NostrUserProfileDataSource.printCounter()
+                            NostrUserProfileFollowersDataSource.printCounter()
+                            NostrUserProfileFollowsDataSource.printCounter()
                        }
                    ) {
                        Icon(
-                            painter = painterResource(R.drawable.ic_amethyst),
+                            painter = painterResource(R.drawable.amethyst),
                            null,
-                            modifier = Modifier.size(32.dp),
-                            tint = MaterialTheme.colors.primary
+                            modifier = Modifier.size(40.dp),
+                            tint = Color.Unspecified
                        )
                    }
                }
-
            },
            navigationIcon = {
                IconButton(
@@ -1,6 +1,7 @@
 package com.vitorpamplona.amethyst.ui.note

 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.height
@@ -17,13 +18,12 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
 import androidx.navigation.NavController
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.model.Note
-import com.vitorpamplona.amethyst.ui.components.RichTextViewer
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
-import nostr.postr.events.TextNoteEvent

@Composable
 fun ChatroomCompose(baseNote: Note, accountViewModel: AccountViewModel, navController: NavController) {
@@ -42,52 +42,18 @@ fun ChatroomCompose(baseNote: Note, accountViewModel: AccountViewModel, navContr
        val channelState by note.channel!!.live.observeAsState()
        val channel = channelState?.channel

-        Column(modifier =
-        Modifier.clickable(
-            onClick = { navController.navigate("Channel/${channel?.idHex}") }
-        )
-        ) {
-            Row(
-                modifier = Modifier
-                    .padding(
-                        start = 12.dp,
-                        end = 12.dp,
-                        top = 10.dp)
-            ) {
-
-                AsyncImage(
-                    model = channel?.profilePicture(),
-                    contentDescription = "Public Channel Image",
-                    modifier = Modifier
-                        .width(55.dp).height(55.dp)
-                        .clip(shape = CircleShape)
-                )
-
-                Column(modifier = Modifier.padding(start = 10.dp)) {
-                    Row(verticalAlignment = Alignment.CenterVertically) {
-                        Text(
-                            "${channel?.info?.name}",
-                            fontWeight = FontWeight.Bold,
-                        )
-
-                        Text(
-                            timeAgo(note.event?.createdAt),
-                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                        )
-                    }
-
-                    val eventContent = accountViewModel.decrypt(note)
-                    if (eventContent != null)
-                        RichTextViewer("${author?.toBestDisplayName()}: " + eventContent.take(100), note.event?.tags, note, accountViewModel, navController)
-                    else
-                        RichTextViewer("Referenced event not found", note.event?.tags, note, accountViewModel, navController)
-                }
-            }
-
-            Divider(
-                modifier = Modifier.padding(top = 10.dp),
-                thickness = 0.25.dp
-            )
+        channel?.let {
+            ChannelName(
+                channelPicture = it.profilePicture(),
+                channelTitle = {
+                    Text(
+                        "${it.info.name}",
+                        fontWeight = FontWeight.Bold
+                    )
+                },
+                channelLastTime = note.event?.createdAt,
+                channelLastContent = "${author?.toBestDisplayName()}: " + note.event?.content,
+                onClick = { navController.navigate("Channel/${it.idHex}") })
        }

    } else {
@@ -107,51 +73,74 @@ fun ChatroomCompose(baseNote: Note, accountViewModel: AccountViewModel, navContr
            }
        }

-        Column(modifier =
-            Modifier.clickable(
-                    onClick = { navController.navigate("Room/${userToComposeOn?.pubkeyHex}") }
-            )
-        ) {
-            Row(
-                modifier = Modifier
-                    .padding(
-                        start = 12.dp,
-                        end = 12.dp,
-                        top = 10.dp)
-            ) {
-
-                AsyncImage(
-                    model = userToComposeOn?.profilePicture(),
-                    contentDescription = "Profile Image",
-                    modifier = Modifier
-                        .width(55.dp).height(55.dp)
-                        .clip(shape = CircleShape)
-                )
-
-                Column(modifier = Modifier.padding(start = 10.dp)) {
-                    Row(verticalAlignment = Alignment.CenterVertically) {
-                        if (userToComposeOn != null)
-                            UserDisplay(userToComposeOn)
-
-                        Text(
-                            timeAgo(note.event?.createdAt),
-                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                        )
-                    }
-
-                    val eventContent = accountViewModel.decrypt(note)
-                    if (eventContent != null)
-                        RichTextViewer(eventContent.take(100), note.event?.tags, note, accountViewModel, navController)
-                    else
-                        RichTextViewer("Referenced event not found", note.event?.tags, note, accountViewModel, navController)
-                }
-            }
-
-            Divider(
-                modifier = Modifier.padding(top = 10.dp),
-                thickness = 0.25.dp
-            )
+        userToComposeOn?.let {
+            ChannelName(
+                channelPicture = it.profilePicture(),
+                channelTitle = { UsernameDisplay(it) },
+                channelLastTime = note.event?.createdAt,
+                channelLastContent = accountViewModel.decrypt(note),
+                onClick = { navController.navigate("Room/${it.pubkeyHex}") })
        }
    }

+}
+
+@Composable
+private fun ChannelName(
+    channelPicture: String,
+    channelTitle: @Composable () -> Unit,
+    channelLastTime: Long?,
+    channelLastContent: String?,
+    onClick: () -> Unit
+) {
+    Column(modifier = Modifier.clickable(onClick = onClick) ) {
+        Row(
+            modifier = Modifier.padding(start = 12.dp, end = 12.dp, top = 10.dp)
+        ) {
+
+            AsyncImage(
+                model = channelPicture,
+                contentDescription = "Profile Image",
+                modifier = Modifier
+                    .width(55.dp)
+                    .height(55.dp)
+                    .clip(shape = CircleShape)
+            )
+
+            Column(modifier = Modifier.padding(start = 10.dp),
+            verticalArrangement = Arrangement.SpaceAround) {
+                Row(
+                    verticalAlignment = Alignment.CenterVertically,
+                    modifier = Modifier.padding(bottom = 4.dp)
+                ) {
+                    channelTitle()
+
+                    Text(
+                        timeAgo(channelLastTime),
+                        color = MaterialTheme.colors.onSurface.copy(alpha = 0.52f)
+                    )
+                }
+
+                if (channelLastContent != null)
+                    Text(
+                        channelLastContent,
+                        color = MaterialTheme.colors.onSurface.copy(alpha = 0.52f),
+                        maxLines = 1,
+                        overflow = TextOverflow.Ellipsis
+                    )
+                else
+                    Text(
+                        "Referenced event not found",
+                        color = MaterialTheme.colors.onSurface.copy(alpha = 0.52f),
+                        maxLines = 1,
+                        overflow = TextOverflow.Ellipsis
+                    )
+            }
+        }
+
+        Divider(
+            modifier = Modifier.padding(top = 10.dp),
+            thickness = 0.25.dp
+        )
+    }
 }
@@ -6,6 +6,7 @@ import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
@@ -30,6 +31,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.Shape
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
 import androidx.navigation.NavController
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.model.Note
@@ -37,8 +39,8 @@ import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
 import com.vitorpamplona.amethyst.ui.components.RichTextViewer
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel

-val ChatBubbleShapeMe = RoundedCornerShape(20.dp, 20.dp, 3.dp, 20.dp)
-val ChatBubbleShapeThem = RoundedCornerShape(20.dp, 20.dp, 20.dp, 3.dp)
+val ChatBubbleShapeMe = RoundedCornerShape(15.dp, 15.dp, 3.dp, 15.dp)
+val ChatBubbleShapeThem = RoundedCornerShape(3.dp, 15.dp, 15.dp, 15.dp)

@OptIn(ExperimentalFoundationApi::class)
@Composable
@@ -57,56 +59,60 @@ fun ChatroomMessageCompose(baseNote: Note, accountViewModel: AccountViewModel, n
        val authorState by note.author!!.live.observeAsState()
        val author = authorState?.user

+        var backgroundBubbleColor: Color
+        var alignment: Arrangement.Horizontal
+        var shape: Shape
+
+        if (author == accountUser) {
+            backgroundBubbleColor = MaterialTheme.colors.primary.copy(alpha = 0.32f)
+            alignment = Arrangement.End
+            shape = ChatBubbleShapeMe
+        } else {
+            backgroundBubbleColor = MaterialTheme.colors.onSurface.copy(alpha = 0.12f)
+            alignment = Arrangement.Start
+            shape = ChatBubbleShapeThem
+        }
+
        Column() {
-            var backgroundBubbleColor: Color
-            var alignment: Arrangement.Horizontal
-            var shape: Shape
-
-            if (author == accountUser) {
-                backgroundBubbleColor = MaterialTheme.colors.primary.copy(alpha = 0.32f)
-                alignment = Arrangement.End
-                shape = ChatBubbleShapeMe
-            } else {
-                backgroundBubbleColor = MaterialTheme.colors.onSurface.copy(alpha = 0.12f)
-                alignment = Arrangement.Start
-                shape = ChatBubbleShapeThem
-            }
-
            Row(
-                horizontalArrangement = alignment,
-                modifier = Modifier.fillMaxWidth()
-                    .padding(
-                        start = 12.dp,
-                        end = 12.dp,
-                        top = 5.dp,
-                        bottom = 5.dp
-                    ).combinedClickable(
-                        onClick = {  },
-                        onLongClick = { popupExpanded = true }
-                    )
+                modifier = Modifier.fillMaxWidth(1f).padding(
+                    start = 12.dp,
+                    end = 12.dp,
+                    top = 5.dp,
+                    bottom = 5.dp
+                ),
+                horizontalArrangement = alignment
            ) {
-
                Row(
-                    verticalAlignment = Alignment.CenterVertically
+                    horizontalArrangement = alignment,
+                    modifier = Modifier.fillMaxWidth(0.85f)
                ) {
+
                    Surface(
                        color = backgroundBubbleColor,
-                        shape = shape
+                        shape = shape,
+                        modifier = Modifier
+                            .combinedClickable(
+                                onClick = { },
+                                onLongClick = { popupExpanded = true }
+                            )
                    ) {
                        Column(
-                            modifier = Modifier.padding(10.dp),
+                            modifier = Modifier.padding(start = 10.dp, end = 10.dp, bottom = 5.dp),
                        ) {

                            if (author != accountUser && note.event is ChannelMessageEvent) {
                                Row(
                                    verticalAlignment = Alignment.CenterVertically,
-                                    horizontalArrangement = alignment
+                                    horizontalArrangement = alignment,
+                                    modifier = Modifier.padding(top = 5.dp)
                                ) {
                                    AsyncImage(
                                        model = author?.profilePicture(),
                                        contentDescription = "Profile Image",
                                        modifier = Modifier
-                                            .width(25.dp).height(25.dp)
+                                            .width(25.dp)
+                                            .height(25.dp)
                                            .clip(shape = CircleShape)
                                            .clickable(onClick = {
                                                author?.let {
@@ -127,9 +133,7 @@ fun ChatroomMessageCompose(baseNote: Note, accountViewModel: AccountViewModel, n
                                }
                            }

-                            Row(
-                                verticalAlignment = Alignment.CenterVertically
-                            ) {
+                            Row(verticalAlignment = Alignment.CenterVertically) {
                                val eventContent = accountViewModel.decrypt(note)

                                if (eventContent != null)
@@ -148,24 +152,26 @@ fun ChatroomMessageCompose(baseNote: Note, accountViewModel: AccountViewModel, n
                                        accountViewModel,
                                        navController
                                    )
-
                            }

                            Row(
                                verticalAlignment = Alignment.CenterVertically,
-                                horizontalArrangement = alignment
+                                horizontalArrangement = Arrangement.End,
+                                modifier = Modifier.padding(top = 2.dp)
                            ) {
                                Text(
                                    timeAgoLong(note.event?.createdAt),
-                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
+                                    fontSize = 12.sp
                                )
                            }
                        }
                    }
-                }
-            }

-            NoteDropDownMenu(note, popupExpanded, { popupExpanded = false }, accountViewModel)
+                }
+
+                NoteDropDownMenu(note, popupExpanded, { popupExpanded = false }, accountViewModel)
+            }
        }
    }
 }
@@ -107,16 +107,10 @@ fun NoteCompose(baseNote: Note, modifier: Modifier = Modifier, isInnerNote: Bool
                    }
                }

-                Column(modifier = Modifier.padding(start = if (!isInnerNote) 10.dp else 0.dp)
-                    .clickable(onClick = {
-                        note?.let {
-                            navController.navigate("Note/${note.idHex}")
-                        }
-                    })
-                ) {
+                Column(modifier = Modifier.padding(start = if (!isInnerNote) 10.dp else 0.dp)) {
                    Row(verticalAlignment = Alignment.CenterVertically) {
                        if (author != null)
-                            UserDisplay(author)
+                            UsernameDisplay(author)

                        if (note.event !is RepostEvent) {
                            Text(
@@ -133,7 +127,7 @@ fun NoteCompose(baseNote: Note, modifier: Modifier = Modifier, isInnerNote: Bool
                    }

                    if (note.event is TextNoteEvent && (note.replyTo != null || note.mentions != null)) {
-                        ReplyInformation(note.replyTo, note.mentions)
+                        ReplyInformation(note.replyTo, note.mentions, navController)
                    }

                    if (note.event is ReactionEvent || note.event is RepostEvent) {
@@ -184,7 +178,7 @@ fun NoteDropDownMenu(note: Note, popupExpanded: Boolean, onDismiss: () -> Unit,
        expanded = popupExpanded,
        onDismissRequest = onDismiss
    ) {
-        DropdownMenuItem(onClick = { clipboardManager.setText(AnnotatedString(note.event?.content ?: "")); onDismiss() }) {
+        DropdownMenuItem(onClick = { clipboardManager.setText(AnnotatedString(accountViewModel.decrypt(note) ?: "")); onDismiss() }) {
            Text("Copy Text")
        }
        DropdownMenuItem(onClick = { clipboardManager.setText(AnnotatedString(note.author?.pubkey?.toNpub() ?: "")); onDismiss() }) {
@@ -1,61 +1,70 @@
 package com.vitorpamplona.amethyst.ui.note

+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.text.ClickableText
+import androidx.compose.material.LocalTextStyle
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.navigation.NavController
 import com.google.accompanist.flowlayout.FlowRow
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.model.User

@Composable
-fun ReplyInformation(replyTo: MutableList<Note>?, mentions: List<User>?) {
+fun ReplyInformation(replyTo: MutableList<Note>?, mentions: List<User>?, navController: NavController) {
+  ReplyInformation(replyTo, mentions) {
+    navController.navigate("User/${it.pubkeyHex}")
+  }
+}
+
+@Composable
+fun ReplyInformation(replyTo: MutableList<Note>?, mentions: List<User>?, prefix: String = "", onUserTagClick: (User) -> Unit) {
  FlowRow() {
-    /*
-    if (replyTo != null && replyTo.isNotEmpty()) {
-      Text(
-        " in reply to ",
-        fontSize = 13.sp,
-        color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-      )
-      replyTo.toSet().forEachIndexed { idx, note ->
-        val innerNoteState by note.live.observeAsState()
-        Text(
-          "${innerNoteState?.note?.idDisplayHex}${if (idx < replyTo.size - 1) ", " else ""}",
-          fontSize = 13.sp,
-          color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-        )
-      }
-    }
-    */
    if (mentions != null && mentions.isNotEmpty()) {
-      Text(
-        "replying to ",
-        fontSize = 13.sp,
-        color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-      )
-      mentions.toSet().forEachIndexed { idx, user ->
-        val innerUserState by user.live.observeAsState()
+      if (replyTo != null && replyTo.isNotEmpty()) {
        Text(
-          "${innerUserState?.user?.toBestDisplayName()}",
+          "replying to ",
          fontSize = 13.sp,
          color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
        )

-        if (idx < mentions.size - 2) {
-          Text(
-            ", ",
-            fontSize = 13.sp,
-            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-          )
-        } else if (idx < mentions.size - 1) {
-          Text(
-            " and ",
-            fontSize = 13.sp,
-            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-          )
+        mentions.toSet().forEachIndexed { idx, user ->
+          val innerUserState by user.live.observeAsState()
+          val innerUser = innerUserState?.user
+
+          innerUser?.let { myUser ->
+            ClickableText(
+              AnnotatedString("${prefix}@${myUser.toBestDisplayName()}"),
+              style = LocalTextStyle.current.copy(color = MaterialTheme.colors.primary.copy(alpha = 0.52f), fontSize = 13.sp),
+              onClick = { onUserTagClick(myUser) }
+            )
+
+            if (idx < mentions.size - 2) {
+              Text(
+                ", ",
+                fontSize = 13.sp,
+                color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+              )
+            } else if (idx < mentions.size - 1) {
+              Text(
+                " and ",
+                fontSize = 13.sp,
+                color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+              )
+            }
+          }
        }
      }
    }
@@ -18,7 +18,7 @@ fun timeAgo(mills: Long?): String {
  return " • " + humanReadable
    .replace(" hr. ago", "h")
    .replace(" min. ago", "m")
-    .replace(" days. ago", "d")
+    .replace(" days ago", "d")
 }

 fun timeAgoLong(mills: Long?): String {
@@ -54,7 +54,7 @@ fun UserCompose(baseUser: User, accountViewModel: AccountViewModel, navControlle

            Column(modifier = Modifier.padding(start = 10.dp).weight(1f)) {
                Row(verticalAlignment = Alignment.CenterVertically) {
-                    UserDisplay(user)
+                    UsernameDisplay(user)
                }

                Text(
@@ -64,7 +64,7 @@ fun UserCompose(baseUser: User, accountViewModel: AccountViewModel, navControlle
            }

            Column(modifier = Modifier.padding(start = 10.dp)) {
-                if (accountState?.account?.userProfile()?.follows?.contains(user) == true) {
+                if (accountState?.account?.userProfile()?.isFollowing(user) == true) {
                    UnfollowButton { accountState?.account?.unfollow(user) }
                } else {
                    FollowButton { accountState?.account?.follow(user) }
@@ -7,7 +7,7 @@ import androidx.compose.ui.text.font.FontWeight
 import com.vitorpamplona.amethyst.model.User

@Composable
-fun UserDisplay(user: User) {
+fun UsernameDisplay(user: User) {
    if (user.bestUsername() != null || user.bestDisplayName() != null) {
      if (user.bestDisplayName().isNullOrBlank()) {
        Text(
@@ -6,6 +6,7 @@ import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.DefaultChannels
 import com.vitorpamplona.amethyst.model.toByteArray
 import com.vitorpamplona.amethyst.service.NostrAccountDataSource
+import com.vitorpamplona.amethyst.service.NostrChannelDataSource
 import com.vitorpamplona.amethyst.service.NostrChatroomListDataSource
 import com.vitorpamplona.amethyst.service.NostrGlobalDataSource
 import com.vitorpamplona.amethyst.service.NostrHomeDataSource
@@ -70,6 +71,7 @@ class AccountStateViewModel(private val encryptedPreferences: EncryptedSharedPre
    NostrNotificationDataSource.account = account
    NostrChatroomListDataSource.account = account

+    NostrChannelDataSource.start()
    NostrAccountDataSource.start()
    NostrGlobalDataSource.start()
    NostrHomeDataSource.start()
@@ -1,5 +1,7 @@
 package com.vitorpamplona.amethyst.ui.screen

+import android.os.Handler
+import android.os.Looper
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.LocalCache
@@ -8,6 +10,9 @@ import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.service.NostrDataSource
 import com.vitorpamplona.amethyst.service.model.ReactionEvent
 import com.vitorpamplona.amethyst.service.model.RepostEvent
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -21,28 +26,24 @@ class CardFeedViewModel(val dataSource: NostrDataSource<Note>): ViewModel() {
    private var lastNotes: List<Note>? = null

    fun refresh() {
-        // For some reason, view Model Scope doesn't call
-        viewModelScope.launch {
-            refreshSuspend()
-        }
-    }
+        val scope = CoroutineScope(Job() + Dispatchers.Main)
+        scope.launch {
+            val notes = dataSource.loadTop()

-    fun refreshSuspend() {
-        val notes = dataSource.loadTop()
+            val lastNotesCopy = lastNotes

-        val lastNotesCopy = lastNotes
-
-        val oldNotesState = feedContent.value
-        if (lastNotesCopy != null && oldNotesState is CardFeedState.Loaded) {
-            val newCards = convertToCard(notes.minus(lastNotesCopy))
-            if (newCards.isNotEmpty()) {
+            val oldNotesState = feedContent.value
+            if (lastNotesCopy != null && oldNotesState is CardFeedState.Loaded) {
+                val newCards = convertToCard(notes.minus(lastNotesCopy))
+                if (newCards.isNotEmpty()) {
+                    lastNotes = notes
+                    updateFeed((oldNotesState.feed + newCards).sortedBy { it.createdAt() }.reversed())
+                }
+            } else {
+                val cards = convertToCard(notes)
                lastNotes = notes
-                updateFeed((oldNotesState.feed + newCards).sortedBy { it.createdAt() }.reversed())
+                updateFeed(cards)
            }
-        } else {
-            val cards = convertToCard(notes)
-            lastNotes = notes
-            updateFeed(cards)
        }
    }

@@ -89,8 +90,21 @@ class CardFeedViewModel(val dataSource: NostrDataSource<Note>): ViewModel() {
        }
    }

+    val filterHandler = Handler(Looper.getMainLooper())
+    var handlerWaiting = false
+    @Synchronized
+    fun invalidateData() {
+        if (handlerWaiting) return
+
+        handlerWaiting = true
+        filterHandler.postDelayed({
+            refresh()
+            handlerWaiting = false
+        }, 100)
+    }
+
    private val cacheListener: (LocalCacheState) -> Unit = {
-        refresh()
+        invalidateData()
    }

    init {
@@ -1,11 +1,18 @@
 package com.vitorpamplona.amethyst.ui.screen

+import android.os.Handler
+import android.os.Looper
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.LocalCacheState
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.service.NostrDataSource
+import kotlin.time.ExperimentalTime
+import kotlin.time.measureTimedValue
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -18,22 +25,18 @@ class FeedViewModel(val dataSource: NostrDataSource<Note>): ViewModel() {
    val feedContent = _feedContent.asStateFlow()

    fun refresh() {
-        // For some reason, view Model Scope doesn't call
-        viewModelScope.launch {
-            refreshSuspend()
-        }
-    }
+        val scope = CoroutineScope(Job() + Dispatchers.Main)
+        scope.launch {
+            val notes = dataSource.loadTop()

-    fun refreshSuspend() {
-        val notes = dataSource.loadTop()
-
-        val oldNotesState = feedContent.value
-        if (oldNotesState is FeedState.Loaded) {
-            if (notes != oldNotesState.feed) {
+            val oldNotesState = feedContent.value
+            if (oldNotesState is FeedState.Loaded) {
+                if (notes != oldNotesState.feed) {
+                    updateFeed(notes)
+                }
+            } else {
                updateFeed(notes)
            }
-        } else {
-            updateFeed(notes)
        }
    }

@@ -52,8 +55,21 @@ class FeedViewModel(val dataSource: NostrDataSource<Note>): ViewModel() {
        }
    }

+    val filterHandler = Handler(Looper.getMainLooper())
+    var handlerWaiting = false
+    @Synchronized
+    fun invalidateData() {
+        if (handlerWaiting) return
+
+        handlerWaiting = true
+        filterHandler.postDelayed({
+            refresh()
+            handlerWaiting = false
+        }, 100)
+    }
+
    private val cacheListener: (LocalCacheState) -> Unit = {
-        refresh()
+        invalidateData()
    }

    init {
@@ -40,7 +40,7 @@ import com.vitorpamplona.amethyst.ui.components.RichTextViewer
 import com.vitorpamplona.amethyst.ui.note.BlankNote
 import com.vitorpamplona.amethyst.ui.note.NoteCompose
 import com.vitorpamplona.amethyst.ui.note.ReactionsRowState
-import com.vitorpamplona.amethyst.ui.note.UserDisplay
+import com.vitorpamplona.amethyst.ui.note.UsernameDisplay
 import com.vitorpamplona.amethyst.ui.note.timeAgoLong
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel

@@ -185,7 +185,7 @@ fun NoteMaster(baseNote: Note, accountViewModel: AccountViewModel, navController
                Column(modifier = Modifier.padding(start = 10.dp)) {
                    Row(verticalAlignment = Alignment.CenterVertically) {
                        if (author != null)
-                            UserDisplay(author)
+                            UsernameDisplay(author)
                    }

                    Row(verticalAlignment = Alignment.CenterVertically) {
@@ -1,5 +1,7 @@
 package com.vitorpamplona.amethyst.ui.screen

+import android.os.Handler
+import android.os.Looper
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.LocalCache
@@ -8,6 +10,9 @@ import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.NostrDataSource
 import com.vitorpamplona.amethyst.service.NostrUserProfileFollowersDataSource
 import com.vitorpamplona.amethyst.service.NostrUserProfileFollowsDataSource
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -27,22 +32,18 @@ open class UserFeedViewModel(val dataSource: NostrDataSource<User>): ViewModel()
    val feedContent = _feedContent.asStateFlow()

    fun refresh() {
-        // For some reason, view Model Scope doesn't call
-        viewModelScope.launch {
-            refreshSuspend()
-        }
-    }
+        val scope = CoroutineScope(Job() + Dispatchers.Main)
+        scope.launch {
+            val notes = dataSource.loadTop()

-    fun refreshSuspend() {
-        val notes = dataSource.loadTop()
-
-        val oldNotesState = feedContent.value
-        if (oldNotesState is UserFeedState.Loaded) {
-            if (notes != oldNotesState.feed) {
+            val oldNotesState = feedContent.value
+            if (oldNotesState is UserFeedState.Loaded) {
+                if (notes != oldNotesState.feed) {
+                    updateFeed(notes)
+                }
+            } else {
                updateFeed(notes)
            }
-        } else {
-            updateFeed(notes)
        }
    }

@@ -61,8 +62,21 @@ open class UserFeedViewModel(val dataSource: NostrDataSource<User>): ViewModel()
        }
    }

+    val filterHandler = Handler(Looper.getMainLooper())
+    var handlerWaiting = false
+    @Synchronized
+    fun invalidateData() {
+        if (handlerWaiting) return
+
+        handlerWaiting = true
+        filterHandler.postDelayed({
+            refresh()
+            handlerWaiting = false
+        }, 100)
+    }
+
    private val cacheListener: (LocalCacheState) -> Unit = {
-        refresh()
+        invalidateData()
    }

    init {
@@ -1,6 +1,5 @@
 package com.vitorpamplona.amethyst.ui.screen

-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -13,9 +12,10 @@ import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.material.Divider
 import androidx.compose.material.MaterialTheme
-import androidx.compose.material.OutlinedTextField
 import androidx.compose.material.Text
+import androidx.compose.material.TextField
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.runtime.mutableStateOf
@@ -26,16 +26,15 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.input.KeyboardCapitalization
 import androidx.compose.ui.text.input.TextFieldValue
+import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.model.Channel
-import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.NostrChannelDataSource
-import com.vitorpamplona.amethyst.service.NostrChatRoomDataSource
 import com.vitorpamplona.amethyst.ui.actions.PostButton
-import com.vitorpamplona.amethyst.ui.note.UserDisplay
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel

@Composable
@@ -53,14 +52,16 @@ fun ChannelScreen(channelId: String?, accountViewModel: AccountViewModel, navCon

        val feedViewModel: FeedViewModel = viewModel { FeedViewModel( NostrChannelDataSource ) }

+        LaunchedEffect(Unit) {
+            feedViewModel.refresh()
+        }
+
        Column(Modifier.fillMaxHeight()) {
-            channel?.let {
-                ChannelHeader(
-                    it,
-                    accountViewModel = accountViewModel,
-                    navController = navController
-                )
-            }
+            ChannelHeader(
+                channel,
+                accountViewModel = accountViewModel,
+                navController = navController
+            )

            Column(
                modifier = Modifier.fillMaxHeight().padding(vertical = 0.dp).weight(1f, true)
@@ -73,7 +74,7 @@ fun ChannelScreen(channelId: String?, accountViewModel: AccountViewModel, navCon
                horizontalArrangement = Arrangement.SpaceBetween,
                verticalAlignment = Alignment.CenterVertically
            ) {
-                OutlinedTextField(
+                TextField(
                    value = newPost.value,
                    onValueChange = { newPost.value = it },
                    keyboardOptions = KeyboardOptions.Default.copy(
@@ -85,60 +86,63 @@ fun ChannelScreen(channelId: String?, accountViewModel: AccountViewModel, navCon
                            text = "reply here.. ",
                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
                        )
-                    }
-                )
-
-                PostButton(
-                    onPost = {
-                        account.sendChannelMeesage(newPost.value.text, channel.idHex)
-                        newPost.value = TextFieldValue("")
                    },
-                    newPost.value.text.isNotBlank()
+                    trailingIcon = {
+                        PostButton(
+                            onPost = {
+                                account.sendChannelMeesage(newPost.value.text, channel.idHex)
+                                newPost.value = TextFieldValue("")
+                            },
+                            newPost.value.text.isNotBlank(),
+                            modifier = Modifier.padding(end = 10.dp)
+                        )
+                    }
                )
            }
        }
    }
 }

-
@Composable
 fun ChannelHeader(baseChannel: Channel, accountViewModel: AccountViewModel, navController: NavController) {
    val channelState by baseChannel.live.observeAsState()
    val channel = channelState?.channel

-    Column(modifier =
-        Modifier
-            .padding(12.dp)
-    ) {
-        Row(verticalAlignment = Alignment.CenterVertically) {
+    Column() {
+        Column(modifier = Modifier.padding(12.dp)) {
+            Row(verticalAlignment = Alignment.CenterVertically) {

-            AsyncImage(
-                model = channel?.profilePicture(),
-                contentDescription = "Profile Image",
-                modifier = Modifier
-                    .width(35.dp).height(35.dp)
-                    .clip(shape = CircleShape)
-            )
+                AsyncImage(
+                    model = channel?.profilePicture(),
+                    contentDescription = "Profile Image",
+                    modifier = Modifier
+                        .width(35.dp).height(35.dp)
+                        .clip(shape = CircleShape)
+                )

-            Column(modifier = Modifier.padding(start = 10.dp)) {
-                Row(verticalAlignment = Alignment.CenterVertically) {
-                    Text(
-                        "${channel?.info?.name}",
-                        fontWeight = FontWeight.Bold,
-                    )
-                }
+                Column(modifier = Modifier.padding(start = 10.dp)) {
+                    Row(verticalAlignment = Alignment.CenterVertically) {
+                        Text(
+                            "${channel?.info?.name}",
+                            fontWeight = FontWeight.Bold,
+                        )
+                    }

-                Row(verticalAlignment = Alignment.CenterVertically) {
-                    Text(
-                        "${channel?.info?.about}",
-                        color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
-                    )
+                    Row(verticalAlignment = Alignment.CenterVertically) {
+                        Text(
+                            "${channel?.info?.about}",
+                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis,
+                            fontSize = 12.sp
+                        )
+                    }
                }
            }
        }

        Divider(
-            modifier = Modifier.padding(top = 12.dp, start = 12.dp, end = 12.dp),
+            modifier = Modifier.padding(start = 12.dp, end = 12.dp),
            thickness = 0.25.dp
        )
    }
@@ -4,6 +4,7 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.padding
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.ui.Modifier
@@ -20,6 +21,10 @@ fun ChatroomListScreen(accountViewModel: AccountViewModel, navController: NavCon
    if (account != null) {
        val feedViewModel: FeedViewModel = viewModel { FeedViewModel( NostrChatroomListDataSource ) }

+        LaunchedEffect(Unit) {
+            feedViewModel.refresh()
+        }
+
        Column(Modifier.fillMaxHeight()) {
            Column(
                modifier = Modifier.padding(vertical = 0.dp)
@@ -13,9 +13,10 @@ import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.material.Divider
 import androidx.compose.material.MaterialTheme
-import androidx.compose.material.OutlinedTextField
 import androidx.compose.material.Text
+import androidx.compose.material.TextField
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.runtime.mutableStateOf
@@ -32,7 +33,7 @@ import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.NostrChatRoomDataSource
 import com.vitorpamplona.amethyst.ui.actions.PostButton
-import com.vitorpamplona.amethyst.ui.note.UserDisplay
+import com.vitorpamplona.amethyst.ui.note.UsernameDisplay
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel

@Composable
@@ -47,6 +48,10 @@ fun ChatroomScreen(userId: String?, accountViewModel: AccountViewModel, navContr

        val feedViewModel: FeedViewModel = viewModel { FeedViewModel( NostrChatRoomDataSource ) }

+        LaunchedEffect(Unit) {
+            feedViewModel.refresh()
+        }
+
        Column(Modifier.fillMaxHeight()) {
            NostrChatRoomDataSource.withUser?.let {
                ChatroomHeader(
@@ -67,27 +72,29 @@ fun ChatroomScreen(userId: String?, accountViewModel: AccountViewModel, navContr
                horizontalArrangement = Arrangement.SpaceBetween,
                verticalAlignment = Alignment.CenterVertically
            ) {
-                OutlinedTextField(
+                TextField(
                    value = newPost.value,
                    onValueChange = { newPost.value = it },
                    keyboardOptions = KeyboardOptions.Default.copy(
                        capitalization = KeyboardCapitalization.Sentences
                    ),
-                    modifier = Modifier.weight(1f, true).padding(end = 10.dp),
+                    modifier = Modifier.weight(1f, true),
                    placeholder = {
                        Text(
                            text = "reply here.. ",
                            color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
                        )
-                    }
-                )
-
-                PostButton(
-                    onPost = {
-                        account.sendPrivateMeesage(newPost.value.text, userId)
-                        newPost.value = TextFieldValue("")
                    },
-                    newPost.value.text.isNotBlank()
+                    trailingIcon = {
+                        PostButton(
+                            onPost = {
+                                account.sendPrivateMeesage(newPost.value.text, userId)
+                                newPost.value = TextFieldValue("")
+                            },
+                            newPost.value.text.isNotBlank(),
+                            modifier = Modifier.padding(end = 10.dp)
+                        )
+                    }
                )
            }
        }
@@ -100,33 +107,32 @@ fun ChatroomHeader(baseUser: User, accountViewModel: AccountViewModel, navContro
    val authorState by baseUser.live.observeAsState()
    val author = authorState?.user

-    Column(modifier =
-        Modifier
-            .padding(12.dp)
-            .clickable(
-                onClick = { navController.navigate("User/${author?.pubkeyHex}") }
-            )
+    Column(modifier = Modifier.clickable(
+            onClick = { navController.navigate("User/${author?.pubkeyHex}") }
+        )
    ) {
-        Row(verticalAlignment = Alignment.CenterVertically) {
+        Column(modifier = Modifier.padding(12.dp)) {
+            Row(verticalAlignment = Alignment.CenterVertically) {

-            AsyncImage(
-                model = author?.profilePicture(),
-                contentDescription = "Profile Image",
-                modifier = Modifier
-                    .width(35.dp).height(35.dp)
-                    .clip(shape = CircleShape)
-            )
+                AsyncImage(
+                    model = author?.profilePicture(),
+                    contentDescription = "Profile Image",
+                    modifier = Modifier
+                        .width(35.dp).height(35.dp)
+                        .clip(shape = CircleShape)
+                )

-            Column(modifier = Modifier.padding(start = 10.dp)) {
-                Row(verticalAlignment = Alignment.CenterVertically) {
-                    if (author != null)
-                        UserDisplay(author)
+                Column(modifier = Modifier.padding(start = 10.dp)) {
+                    Row(verticalAlignment = Alignment.CenterVertically) {
+                        if (author != null)
+                            UsernameDisplay(author)
+                    }
                }
            }
        }

        Divider(
-            modifier = Modifier.padding(top = 12.dp, start = 12.dp, end = 12.dp),
+            modifier = Modifier.padding(start = 12.dp, end = 12.dp),
            thickness = 0.25.dp
        )
    }
@@ -4,14 +4,21 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.padding
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
 import com.vitorpamplona.amethyst.service.NostrHomeDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileFollowersDataSource
+import com.vitorpamplona.amethyst.service.NostrUserProfileFollowsDataSource
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
+import java.lang.System.currentTimeMillis

@Composable
 fun HomeScreen(accountViewModel: AccountViewModel, navController: NavController) {
@@ -20,6 +27,10 @@ fun HomeScreen(accountViewModel: AccountViewModel, navController: NavController)
    if (accountState != null) {
        val feedViewModel: FeedViewModel = viewModel { FeedViewModel( NostrHomeDataSource ) }

+        LaunchedEffect(Unit) {
+            feedViewModel.refresh()
+        }
+
        Column(Modifier.fillMaxHeight()) {
            Column(
                modifier = Modifier.padding(vertical = 0.dp)
@@ -4,6 +4,7 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.padding
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.ui.Modifier
@@ -21,6 +22,10 @@ fun NotificationScreen(accountViewModel: AccountViewModel, navController: NavCon
        val feedViewModel: CardFeedViewModel =
            viewModel { CardFeedViewModel( NostrNotificationDataSource ) }

+        LaunchedEffect(Unit) {
+            feedViewModel.refresh()
+        }
+
        Column(Modifier.fillMaxHeight()) {
            Column(
                modifier = Modifier.padding(vertical = 0.dp)
@@ -143,7 +143,7 @@ fun ProfileScreen(userId: String?, accountViewModel: AccountViewModel, navContro
                            if (accountUser == user) {
                                EditButton()
                            } else {
-                                if (accountUser.follows?.contains(user) == true) {
+                                if (accountUser.isFollowing(user) == true) {
                                    UnfollowButton { account.unfollow(user) }
                                } else {
                                    FollowButton { account.follow(user) }
@@ -293,7 +293,7 @@ private fun MessageButton(user: User, navController: NavController) {
            painter = painterResource(R.drawable.ic_dm),
            "Send a Direct Message",
            modifier = Modifier.size(20.dp),
-            tint = Color.Unspecified
+            tint = Color.White
        )
    }
 }
@@ -1,25 +1,206 @@
 package com.vitorpamplona.amethyst.ui.screen

+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.defaultMinSize
 import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.itemsIndexed
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.text.ClickableText
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.Divider
+import androidx.compose.material.Icon
+import androidx.compose.material.IconButton
+import androidx.compose.material.LocalTextStyle
+import androidx.compose.material.MaterialTheme
+import androidx.compose.material.Text
+import androidx.compose.material.TextField
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Clear
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.derivedStateOf
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.input.KeyboardCapitalization
+import androidx.compose.ui.text.input.TextFieldValue
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
+import coil.compose.AsyncImage
+import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.model.LocalCache
+import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.NostrGlobalDataSource
+import com.vitorpamplona.amethyst.ui.actions.CloseButton
+import com.vitorpamplona.amethyst.ui.actions.SearchButton
+import com.vitorpamplona.amethyst.ui.note.UsernameDisplay
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel

@Composable
 fun SearchScreen(accountViewModel: AccountViewModel, navController: NavController) {
    val feedViewModel: FeedViewModel = viewModel { FeedViewModel( NostrGlobalDataSource ) }

+    LaunchedEffect(Unit) {
+        feedViewModel.refresh()
+    }
+
    Column(Modifier.fillMaxHeight()) {
        Column(
            modifier = Modifier.padding(vertical = 0.dp)
        ) {
+            SearchBar(navController)
            FeedView(feedViewModel, accountViewModel, navController)
        }
    }
 }
+
+@Composable
+private fun SearchBar(navController: NavController) {
+    val searchValue = remember { mutableStateOf(TextFieldValue("")) }
+    val searchResults = remember { mutableStateOf<List<User>>(emptyList()) }
+
+    val isTrailingIconVisible by remember {
+        derivedStateOf {
+            searchValue.value.text.isNotBlank()
+        }
+    }
+
+    //LAST ROW
+    Row(
+        modifier = Modifier
+            .padding(10.dp)
+            .fillMaxWidth(),
+        horizontalArrangement = Arrangement.SpaceBetween,
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        TextField(
+            value = searchValue.value,
+            onValueChange = {
+                searchValue.value = it
+                searchResults.value = LocalCache.findUsersStartingWith(it.text)
+            },
+            keyboardOptions = KeyboardOptions.Default.copy(
+                capitalization = KeyboardCapitalization.Sentences
+            ),
+            leadingIcon = {
+                Icon(
+                    painter = painterResource(R.drawable.ic_search),
+                    contentDescription = null,
+                    modifier = Modifier.size(20.dp),
+                    tint = Color.Unspecified
+                )
+            },
+            modifier = Modifier
+                .weight(1f, true)
+                .defaultMinSize(minHeight = 20.dp),
+            placeholder = {
+                Text(
+                    text = "npub, hex, username ",
+                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                )
+            },
+            trailingIcon = {
+                if (isTrailingIconVisible) {
+                    IconButton(
+                        onClick = {
+                            searchValue.value = TextFieldValue("")
+                            searchResults.value = emptyList()
+                        }
+                    ) {
+                        Icon(
+                            imageVector = Icons.Default.Clear,
+                            contentDescription = "Clear"
+                        )
+                    }
+                }
+            }
+        )
+    }
+
+    if (searchValue.value.text.isNotBlank()) {
+        LazyColumn(
+            modifier = Modifier.fillMaxHeight(),
+            contentPadding = PaddingValues(
+                top = 10.dp,
+                bottom = 10.dp
+            )
+        ) {
+            itemsIndexed(searchResults.value, key = { _, item -> item.pubkeyHex }) { index, item ->
+                UserLine(item) {
+                    navController.navigate("User/${item.pubkeyHex}")
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun UserLine(
+    baseUser: User,
+    onClick: () -> Unit
+) {
+    val userState by baseUser.live.observeAsState()
+    val user = userState?.user ?: return
+
+    Column(modifier = Modifier
+        .fillMaxWidth()
+        .clickable(onClick = onClick)
+    ) {
+        Row(
+            modifier = Modifier
+                .padding(
+                    start = 12.dp,
+                    end = 12.dp,
+                    top = 10.dp
+                )
+        ) {
+
+            AsyncImage(
+                model = user.profilePicture(),
+                contentDescription = "Profile Image",
+                modifier = Modifier
+                    .width(55.dp)
+                    .height(55.dp)
+                    .clip(shape = CircleShape)
+            )
+
+            Column(
+                modifier = Modifier
+                    .padding(start = 10.dp)
+                    .weight(1f)
+            ) {
+                Row(verticalAlignment = Alignment.CenterVertically) {
+                    UsernameDisplay(user)
+                }
+
+                Text(
+                    user.info.about?.take(100) ?: "",
+                    color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f)
+                )
+            }
+        }
+
+        Divider(
+            modifier = Modifier.padding(top = 10.dp),
+            thickness = 0.25.dp
+        )
+    }
+}
@@ -70,7 +70,7 @@ fun LoginPage(accountViewModel: AccountStateViewModel) {
        var errorMessage by remember { mutableStateOf("") }

        Image(
-            painterResource(id = R.drawable.amethyst_logo),
+            painterResource(id = R.drawable.amethyst),
            contentDescription = "App Logo",
            modifier = Modifier.size(300.dp),
            contentScale = ContentScale.Inside
@@ -1,30 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:aapt="http://schemas.android.com/aapt"
-    android:width="108dp"
-    android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108">
-    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
-        <aapt:attr name="android:fillColor">
-            <gradient
-                android:endX="85.84757"
-                android:endY="92.4963"
-                android:startX="42.9492"
-                android:startY="49.59793"
-                android:type="linear">
-                <item
-                    android:color="#44000000"
-                    android:offset="0.0" />
-                <item
-                    android:color="#00000000"
-                    android:offset="1.0" />
-            </gradient>
-        </aapt:attr>
-    </path>
-    <path
-        android:fillColor="#FFFFFF"
-        android:fillType="nonZero"
-        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
-        android:strokeWidth="1"
-        android:strokeColor="#00000000" />
-</vector>
@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="192.62dp"
+    android:height="288.93dp"
+    android:viewportWidth="192.62"
+    android:viewportHeight="288.93">
+  <group>
+    <clip-path
+        android:pathData="m111.18,103.42c-4.68,-0 -8.47,-3.8 -8.47,-8.48 0,-4.68 3.79,-8.48 8.47,-8.48 4.68,-0 8.48,3.8 8.48,8.48 0,4.68 -3.79,8.48 -8.48,8.48zM96.31,-0 L0,91.3L0,197.63l19.9,18.86c0.63,-43.4 14.08,-106.43 37.41,-146.62 0,-0 6.05,5.23 16.74,5.93 11.02,0.73 36.71,-4.37 48.32,0.36 10.87,4.43 11.66,17.34 10.79,27.84 -1.66,20.02 8.14,25.99 25.54,34.66 8.67,4.32 10.67,9.28 7.87,14.44 -3.09,5.68 -17.49,3.05 -33.55,1.1 -17.16,-2.08 -26.79,9.45 -43.37,8.39 -23.4,30.62 -0.84,73.09 -16.14,104.73l22.81,21.62 96.31,-91.31l0,-106.32z"/>
+    <path
+        android:pathData="m111.18,103.42c-4.68,-0 -8.47,-3.8 -8.47,-8.48 0,-4.68 3.79,-8.48 8.47,-8.48 4.68,-0 8.48,3.8 8.48,8.48 0,4.68 -3.79,8.48 -8.48,8.48zM96.31,-0 L0,91.3L0,197.63l19.9,18.86c0.63,-43.4 14.08,-106.43 37.41,-146.62 0,-0 6.05,5.23 16.74,5.93 11.02,0.73 36.71,-4.37 48.32,0.36 10.87,4.43 11.66,17.34 10.79,27.84 -1.66,20.02 8.14,25.99 25.54,34.66 8.67,4.32 10.67,9.28 7.87,14.44 -3.09,5.68 -17.49,3.05 -33.55,1.1 -17.16,-2.08 -26.79,9.45 -43.37,8.39 -23.4,30.62 -0.84,73.09 -16.14,104.73L96.31,288.93 192.62,197.63L192.62,91.3L96.31,-0"
+        android:strokeWidth="0.04"
+        android:strokeColor="#00000000"
+        android:fillType="nonZero">
+      <aapt:attr name="android:fillColor">
+        <gradient 
+            android:startX="33.75"
+            android:startY="252.82"
+            android:endX="158.87"
+            android:endY="36.12"
+            android:tileMode="clamp"
+            android:type="linear">
+          <item android:offset="0" android:color="#FF550066"/>
+          <item android:offset="0" android:color="#FF550066"/>
+          <item android:offset="1" android:color="#FFA75CCC"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+  </group>
+</vector>
@@ -1,170 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="108dp"
-    android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108">
-    <path
-        android:fillColor="#3DDC84"
-        android:pathData="M0,0h108v108h-108z" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M9,0L9,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,0L19,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M29,0L29,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M39,0L39,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M49,0L49,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M59,0L59,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M69,0L69,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M79,0L79,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M89,0L89,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M99,0L99,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,9L108,9"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,19L108,19"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,29L108,29"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,39L108,39"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,49L108,49"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,59L108,59"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,69L108,69"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,79L108,79"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,89L108,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,99L108,99"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,29L89,29"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,39L89,39"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,49L89,49"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,59L89,59"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,69L89,69"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,79L89,79"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M29,19L29,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M39,19L39,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M49,19L49,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M59,19L59,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M69,19L69,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M79,19L79,89"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-</vector>
@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
-</adaptive-icon>
@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
-</adaptive-icon>
@@ -0,0 +1,140 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   version="1.1"
+   id="svg2"
+   xml:space="preserve"
+   width="1600"
+   height="800"
+   viewBox="0 0 1600 800"
+   sodipodi:docname="Amethyst Assets.eps"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg"><defs
+     id="defs6"><clipPath
+       clipPathUnits="userSpaceOnUse"
+       id="clipPath34"><path
+         d="m 6325.09,3708.81 c -41.34,0 -74.81,33.5 -74.81,74.84 0,41.34 33.47,74.84 74.81,74.84 41.34,0 74.84,-33.5 74.84,-74.84 0,-41.34 -33.5,-74.84 -74.84,-74.84 z m -131.25,913.13 -850.41,-806.19 v -938.77 l 175.68,-166.57 c 5.58,383.19 124.36,939.72 330.28,1294.63 0,0 53.43,-46.15 147.82,-52.38 97.33,-6.47 324.17,38.62 426.65,-3.14 95.93,-39.1 102.91,-153.14 95.23,-245.81 -14.66,-176.73 71.83,-229.49 225.55,-306 76.6,-38.12 94.21,-81.97 69.5,-127.47 -27.26,-50.17 -154.45,-26.89 -296.25,-9.7 -151.52,18.34 -236.5,-83.41 -382.97,-74.13 -206.62,-270.4 -7.45,-645.38 -142.47,-924.72 l 201.39,-190.93 850.38,806.22 v 938.77 z"
+         id="path32" /></clipPath><linearGradient
+       x1="0"
+       y1="0"
+       x2="1"
+       y2="0"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(1104.69,1913.39,1913.39,-1104.69,5641.47,2389.67)"
+       spreadMethod="pad"
+       id="linearGradient42"><stop
+         style="stop-opacity:1;stop-color:#550066"
+         offset="0"
+         id="stop36" /><stop
+         style="stop-opacity:1;stop-color:#550066"
+         offset="0.00046311"
+         id="stop38" /><stop
+         style="stop-opacity:1;stop-color:#a75ccc"
+         offset="1"
+         id="stop40" /></linearGradient><clipPath
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Author	SHA1	Message	Date
Vitor Pamplona	f1dd5669a1	v0.8.2	2023-01-18 17:13:08 -05:00
Vitor Pamplona	4271ae77d2	Batch updates to enhance performance.	2023-01-18 17:12:43 -05:00
Vitor Pamplona	3846ae2af5	Search Bar	2023-01-18 16:50:03 -05:00
Vitor Pamplona	a4885e643e	Add threading for the LazyColumn refresh.	2023-01-18 15:55:35 -05:00
Vitor Pamplona	3441f7987b	fix for copying the encrypted part of the message instead of the plain text.	2023-01-18 15:55:10 -05:00
Vitor Pamplona	9792733f72	New Observer/Observable performance improvements.	2023-01-18 15:30:39 -05:00
Vitor Pamplona	bf8a0f0e76	Additional Performance Improvements	2023-01-18 14:24:04 -05:00
Vitor Pamplona	381711b72e	Version 0.8.1	2023-01-18 12:21:29 -05:00
Vitor Pamplona	ff529a920e	Moving URL Preview fetcher to thread + running over a given feed list.	2023-01-18 12:21:00 -05:00
Vitor Pamplona	7d18f36e3e	Improving performance with more precise filters.	2023-01-18 11:44:31 -05:00
Vitor Pamplona	f2b913f7c8	Updating dependencies	2023-01-18 09:18:34 -05:00
Vitor Pamplona	d171552efd	Clickable Phone and Emails	2023-01-18 09:18:26 -05:00
Vitor Pamplona	cae674ee99	v0.8	2023-01-18 08:37:57 -05:00
Vitor Pamplona	3ee39887a8	Tags users during message compose.	2023-01-18 08:36:42 -05:00
Vitor Pamplona	8f45293be9	New design (Visual Identity and Logo) by Lula Rocha	2023-01-17 18:25:38 -05:00
Vitor Pamplona	d0b6e96c2f	Possibility to remove mentions from replies.	2023-01-17 11:16:50 -05:00
Vitor Pamplona	0789752112	Putting user tags in the reply Information box	2023-01-17 10:43:18 -05:00
Vitor Pamplona	21b16984bb	onLong click in the Image now copies the URL	2023-01-17 10:18:45 -05:00
Vitor Pamplona	ee9422077e	Improvement to chat bubbles layout	2023-01-17 10:18:30 -05:00
Vitor Pamplona	0667a822f1	Makes lists either immutable or puts them into a synchronized block for thread safety	2023-01-17 08:42:00 -05:00
Vitor Pamplona	2037b35af6	Adding new tasks.	2023-01-16 17:30:06 -05:00