gif and better reactions

app/build.gradle.kts

@@ -18,6 +18,7 @@ android {
         versionName = "1.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        buildConfigField("String", "TENOR_API_KEY", "\"AIzaSyAyimkuYQYF_FXVALexPuGQctUWRURdCDY\"")
     }
 
     buildTypes {
@@ -41,7 +42,9 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
     }
+
     packaging {
         dex {
             useLegacyPackaging = true

app/src/main/AndroidManifest.xml

@@ -23,6 +23,15 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_provider_paths" />
+        </provider>
     </application>
 
 </manifest>

app/src/main/java/com/example/fluffytrix/data/local/PreferencesManager.kt

@@ -31,6 +31,7 @@ class PreferencesManager(private val context: Context) {
         private val KEY_HIDE_SPACES_WHEN_CLOSED = booleanPreferencesKey("hide_spaces_when_closed")
         private val KEY_THREAD_NAMES = stringPreferencesKey("thread_names")
         private val KEY_HIDDEN_THREADS = stringPreferencesKey("hidden_threads")
+        private val KEY_TENOR_API_KEY = stringPreferencesKey("tenor_api_key")
     }
 
     val isLoggedIn: Flow<Boolean> = context.dataStore.data.map { prefs ->
@@ -125,6 +126,16 @@ class PreferencesManager(private val context: Context) {
         }
     }
 
+    val tenorApiKey: Flow<String> = context.dataStore.data.map { prefs ->
+        prefs[KEY_TENOR_API_KEY] ?: ""
+    }
+
+    suspend fun setTenorApiKey(key: String) {
+        context.dataStore.edit { prefs ->
+            prefs[KEY_TENOR_API_KEY] = key
+        }
+    }
+
     // Thread names: key = "roomId:threadRootEventId", value = custom name
     val threadNames: Flow<Map<String, String>> = context.dataStore.data.map { prefs ->
         val raw = prefs[KEY_THREAD_NAMES] ?: return@map emptyMap()

app/src/main/java/com/example/fluffytrix/data/model/TenorResponse.kt

@@ -0,0 +1,37 @@
+package com.example.fluffytrix.data.model
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class GiphyResponse(
+    val data: List<GiphyResult> = emptyList(),
+)
+
+@Serializable
+data class GiphyResult(
+    val id: String,
+    val title: String = "",
+    val images: GiphyImages = GiphyImages(),
+) {
+    val previewUrl: String get() = images.fixedWidthDownsampled.url
+        .ifBlank { images.fixedHeight.url }
+    val fullUrl: String get() = images.original.url
+        .ifBlank { images.fixedHeight.url }
+    val previewWidth: Int get() = images.fixedWidthDownsampled.width.toIntOrNull() ?: 200
+    val previewHeight: Int get() = images.fixedWidthDownsampled.height.toIntOrNull() ?: 200
+}
+
+@Serializable
+data class GiphyImages(
+    @SerialName("fixed_height") val fixedHeight: GiphyImageEntry = GiphyImageEntry(),
+    @SerialName("fixed_width_downsampled") val fixedWidthDownsampled: GiphyImageEntry = GiphyImageEntry(),
+    val original: GiphyImageEntry = GiphyImageEntry(),
+)
+
+@Serializable
+data class GiphyImageEntry(
+    val url: String = "",
+    val width: String = "200",
+    val height: String = "200",
+)

app/src/main/java/com/example/fluffytrix/data/repository/GifRepository.kt

@@ -0,0 +1,48 @@
+package com.example.fluffytrix.data.repository
+
+import android.util.Log
+import com.example.fluffytrix.data.model.GiphyResponse
+import com.example.fluffytrix.data.model.GiphyResult
+import kotlinx.serialization.json.Json
+import okhttp3.OkHttpClient
+import okhttp3.Request
+
+class GifRepository {
+    private val client = OkHttpClient()
+    private val json = Json { ignoreUnknownKeys = true }
+    private val baseUrl = "https://api.giphy.com/v1/gifs"
+
+    fun trending(apiKey: String, limit: Int = 24): List<GiphyResult> {
+        val url = "$baseUrl/trending?api_key=$apiKey&limit=$limit&rating=g"
+        return fetch(url)
+    }
+
+    fun search(apiKey: String, query: String, limit: Int = 24): List<GiphyResult> {
+        val encoded = java.net.URLEncoder.encode(query, "UTF-8")
+        val url = "$baseUrl/search?api_key=$apiKey&q=$encoded&limit=$limit&rating=g"
+        return fetch(url)
+    }
+
+    private fun fetch(url: String): List<GiphyResult> {
+        Log.d("GifRepository", "Fetching: $url")
+        return try {
+            val request = Request.Builder().url(url).build()
+            val response = client.newCall(request).execute()
+            Log.d("GifRepository", "Response code: ${response.code}")
+            val body = response.body?.string() ?: run {
+                Log.w("GifRepository", "Empty body")
+                return emptyList()
+            }
+            if (!response.isSuccessful) {
+                Log.e("GifRepository", "Error response: $body")
+                return emptyList()
+            }
+            val results = json.decodeFromString<GiphyResponse>(body).data
+            Log.d("GifRepository", "Parsed ${results.size} results")
+            results
+        } catch (e: Exception) {
+            Log.e("GifRepository", "Fetch failed", e)
+            emptyList()
+        }
+    }
+}

app/src/main/java/com/example/fluffytrix/ui/navigation/FluffytrixNavigation.kt

@@ -151,9 +151,6 @@ fun FluffytrixNavigation() {
                 onSettingsClick = {
                     navController.navigate(Screen.Settings.route)
                 },
-                onEmojiPackManagement = { roomId ->
-                    navController.navigate(Screen.EmojiPackManagement.route(roomId))
-                },
             )
         }
         composable(
@@ -174,6 +171,9 @@ fun FluffytrixNavigation() {
                         popUpTo(0) { inclusive = true }
                     }
                 },
+                onEmojiPackManagement = {
+                    navController.navigate(Screen.EmojiPackManagement.route())
+                },
             )
         }
     }

app/src/main/java/com/example/fluffytrix/ui/screens/main/MainScreen.kt

@@ -10,6 +10,8 @@ import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.layout.WindowInsets
+import androidx.compose.foundation.layout.ime
 import androidx.compose.material3.Scaffold
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
@@ -17,6 +19,8 @@ import androidx.compose.runtime.remember
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.input.pointer.pointerInput
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.platform.LocalSoftwareKeyboardController
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.zIndex
 import com.example.fluffytrix.data.local.PreferencesManager
@@ -31,7 +35,6 @@ import org.koin.compose.koinInject
 fun MainScreen(
     onLogout: () -> Unit,
     onSettingsClick: () -> Unit = {},
-    onEmojiPackManagement: (String?) -> Unit = {},
     viewModel: MainViewModel = koinViewModel(),
 ) {
     val spaces by viewModel.spaces.collectAsStateWithLifecycle()
@@ -59,9 +62,16 @@ fun MainScreen(
     val preferencesManager: PreferencesManager = koinInject()
     val hideSpacesWhenClosed by preferencesManager.hideSpacesWhenClosed.collectAsStateWithLifecycle(initialValue = false)
 
-    // Back button: close thread first, then open channel list
-    BackHandler(enabled = selectedThread != null || (selectedChannel != null && !showChannelList)) {
-        if (selectedThread != null) {
+    val keyboardController = LocalSoftwareKeyboardController.current
+    val imeInsets = WindowInsets.ime
+    val density = LocalDensity.current
+    val isKeyboardVisible = imeInsets.getBottom(density) > 0
+
+    // Back button: dismiss keyboard first, then close thread, then open channel list
+    BackHandler(enabled = isKeyboardVisible || selectedThread != null || (selectedChannel != null && !showChannelList)) {
+        if (isKeyboardVisible) {
+            keyboardController?.hide()
+        } else if (selectedThread != null) {
             viewModel.closeThread()
         } else {
             viewModel.toggleChannelList()
@@ -110,6 +120,7 @@ fun MainScreen(
                     onToggleMemberList = { viewModel.toggleMemberList() },
                     onSendMessage = { viewModel.sendMessage(it) },
                     onSendFiles = { uris, caption -> viewModel.sendFiles(uris, caption) },
+                    onSendGif = { url -> viewModel.sendGif(url) },
                     onLoadMore = { viewModel.loadMoreMessages() },
                     unreadMarkerIndex = unreadMarkerIndex,
                     modifier = Modifier.weight(1f),
@@ -145,7 +156,6 @@ fun MainScreen(
                     onSendReaction = { eventId, emoji -> viewModel.sendReaction(eventId, emoji) },
                     onSendThreadReaction = { eventId, emoji -> viewModel.sendThreadReaction(eventId, emoji) },
                     emojiPacks = emojiPacks,
-                    onOpenEmojiPackManagement = { onEmojiPackManagement(selectedChannel) },
                 )
 
                 AnimatedVisibility(visible = showMemberList) {

app/src/main/java/com/example/fluffytrix/ui/screens/main/MainViewModel.kt

@@ -68,9 +68,9 @@ data class InlineEmoji(val shortcode: String, val mxcUrl: String, val resolvedUr
 
 sealed interface MessageContent {
     data class Text(val body: String, val urls: List<String> = emptyList(), val inlineEmojis: List<InlineEmoji> = emptyList()) : MessageContent
-    data class Image(val body: String, val url: String, val width: Int? = null, val height: Int? = null) : MessageContent
-    data class Gif(val body: String, val url: String, val width: Int? = null, val height: Int? = null) : MessageContent
-    data class Video(val body: String, val url: String? = null, val thumbnailUrl: String? = null, val width: Int? = null, val height: Int? = null) : MessageContent
+    data class Image(val body: String, val url: String, val sourceJson: String? = null, val mimeType: String? = null, val width: Int? = null, val height: Int? = null) : MessageContent
+    data class Gif(val body: String, val url: String, val sourceJson: String? = null, val mimeType: String? = null, val width: Int? = null, val height: Int? = null) : MessageContent
+    data class Video(val body: String, val url: String? = null, val sourceJson: String? = null, val mimeType: String? = null, val thumbnailUrl: String? = null, val thumbnailSourceJson: String? = null, val width: Int? = null, val height: Int? = null) : MessageContent
     data class File(val body: String, val fileName: String? = null, val size: Long? = null) : MessageContent
 }
 
@@ -833,16 +833,21 @@ class MainViewModel(
                 val c = msgType.content
                 val mxcUrl = c.source.url()
                 val url = MxcUrlHelper.mxcToDownloadUrl(baseUrl, mxcUrl) ?: mxcUrl
+                val sourceJson = try { c.source.toJson() } catch (_: Exception) { null }
                 val info = c.info
                 val isGif = info?.mimetype == "image/gif" || info?.isAnimated == true
                 if (isGif) MessageContent.Gif(
                     body = c.filename,
                     url = url,
+                    sourceJson = sourceJson,
+                    mimeType = info?.mimetype ?: "image/gif",
                     width = info?.width?.toInt(),
                     height = info?.height?.toInt(),
                 ) else MessageContent.Image(
                     body = c.filename,
                     url = url,
+                    sourceJson = sourceJson,
+                    mimeType = info?.mimetype ?: "image/*",
                     width = info?.width?.toInt(),
                     height = info?.height?.toInt(),
                 )
@@ -851,6 +856,7 @@ class MainViewModel(
                 val c = msgType.content
                 val mxcUrl = c.source.url()
                 val url = MxcUrlHelper.mxcToDownloadUrl(baseUrl, mxcUrl) ?: mxcUrl
+                val sourceJson = try { c.source.toJson() } catch (_: Exception) { null }
                 val info = c.info
                 // Detect Discord bridge GIFs: fi.mau.gif in raw event, or tenor/giphy body URL
                 val isGifVideo = (rawJson != null && rawJson.contains("\"fi.mau.gif\"")) ||
@@ -860,16 +866,22 @@ class MainViewModel(
                     MessageContent.Gif(
                         body = c.filename,
                         url = url,
+                        sourceJson = sourceJson,
+                        mimeType = info?.mimetype ?: "video/mp4",
                         width = info?.width?.toInt(),
                         height = info?.height?.toInt(),
                     )
                 } else {
                     val thumbMxc = info?.thumbnailSource?.url()
                     val thumbnailUrl = MxcUrlHelper.mxcToThumbnailUrl(baseUrl, thumbMxc, 300) ?: url
+                    val thumbnailSourceJson = try { info?.thumbnailSource?.toJson() } catch (_: Exception) { null }
                     MessageContent.Video(
                         body = c.filename,
                         url = url,
+                        sourceJson = sourceJson,
+                        mimeType = info?.mimetype ?: "video/*",
                         thumbnailUrl = thumbnailUrl,
+                        thumbnailSourceJson = thumbnailSourceJson,
                         width = info?.width?.toInt(),
                         height = info?.height?.toInt(),
                     )
@@ -1059,6 +1071,42 @@ class MainViewModel(
         }
     }
 
+    fun sendGif(url: String) {
+        val timeline = activeTimeline ?: return
+        viewModelScope.launch(Dispatchers.IO) {
+            try {
+                android.util.Log.d("SendGif", "Downloading $url")
+                val client = okhttp3.OkHttpClient()
+                val response = client.newCall(okhttp3.Request.Builder().url(url).build()).execute()
+                android.util.Log.d("SendGif", "Response: ${response.code}")
+                val bytes = response.body?.bytes() ?: run {
+                    android.util.Log.e("SendGif", "Empty body")
+                    return@launch
+                }
+                android.util.Log.d("SendGif", "Downloaded ${bytes.size} bytes, sending…")
+                val params = UploadParameters(
+                    source = UploadSource.Data(bytes, "giphy.gif"),
+                    caption = null,
+                    formattedCaption = null,
+                    mentions = null,
+                    inReplyTo = null,
+                )
+                timeline.sendFile(
+                    params = params,
+                    fileInfo = org.matrix.rustcomponents.sdk.FileInfo(
+                        mimetype = "image/gif",
+                        size = bytes.size.toULong(),
+                        thumbnailInfo = null,
+                        thumbnailSource = null,
+                    ),
+                )
+                android.util.Log.d("SendGif", "Sent!")
+            } catch (e: Exception) {
+                android.util.Log.e("SendGif", "Failed", e)
+            }
+        }
+    }
+
     fun selectHome() {
         if (_selectedSpace.value == null) {
             _showChannelList.value = !_showChannelList.value

app/src/main/java/com/example/fluffytrix/ui/screens/main/components/MessageTimeline.kt

@@ -74,13 +74,21 @@ import androidx.compose.material.icons.automirrored.filled.ArrowBack
 import androidx.emoji2.emojipicker.EmojiPickerView
 import androidx.emoji2.emojipicker.EmojiViewItem
 import androidx.compose.foundation.lazy.grid.GridCells
+import androidx.compose.foundation.lazy.grid.GridItemSpan
 import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
 import androidx.compose.foundation.lazy.grid.items
 import androidx.compose.material.icons.filled.AttachFile
 import androidx.compose.material.icons.filled.Check
 import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.filled.EmojiEmotions
+import androidx.compose.foundation.layout.aspectRatio
 import androidx.compose.material.icons.filled.KeyboardArrowDown
+import androidx.compose.material.icons.filled.KeyboardArrowUp
+import androidx.compose.material.icons.filled.Search
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.mutableStateMapOf
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 import androidx.compose.material.icons.automirrored.filled.Reply
 import androidx.compose.material3.ScrollableTabRow
 import androidx.compose.material3.Tab
@@ -89,12 +97,17 @@ import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.compositionLocalOf
 import androidx.compose.runtime.derivedStateOf
+import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.rememberUpdatedState
 import kotlinx.coroutines.launch
 import androidx.compose.ui.graphics.graphicsLayer
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.ui.text.input.ImeAction
 import androidx.compose.ui.viewinterop.AndroidView
 import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
@@ -107,7 +120,11 @@ import com.example.fluffytrix.data.repository.AuthRepository
 import org.koin.compose.koinInject
 import coil3.compose.AsyncImage
 import com.example.fluffytrix.data.MxcUrlHelper
+import androidx.compose.runtime.produceState
+import org.matrix.rustcomponents.sdk.MediaSource
 import com.example.fluffytrix.data.model.EmojiPack
+import com.example.fluffytrix.data.model.GiphyResult
+import com.example.fluffytrix.data.repository.GifRepository
 import com.example.fluffytrix.ui.screens.main.InlineEmoji
 import com.example.fluffytrix.ui.screens.main.MessageContent
 import com.example.fluffytrix.ui.screens.main.MessageItem
@@ -155,6 +172,7 @@ fun MessageTimeline(
     onToggleMemberList: () -> Unit,
     onSendMessage: (String) -> Unit,
     onSendFiles: (List<Uri>, String?) -> Unit,
+    onSendGif: (String) -> Unit = {},
     onLoadMore: () -> Unit = {},
     unreadMarkerIndex: Int = -1,
     modifier: Modifier = Modifier,
@@ -178,7 +196,6 @@ fun MessageTimeline(
     onSendReaction: (String, String) -> Unit = { _, _ -> },
     onSendThreadReaction: (String, String) -> Unit = { _, _ -> },
     emojiPacks: List<EmojiPack> = emptyList(),
-    onOpenEmojiPackManagement: () -> Unit = {},
 ) {
     var fullscreenImageUrl by remember { mutableStateOf<String?>(null) }
     var fullscreenVideoUrl by remember { mutableStateOf<String?>(null) }
@@ -251,7 +268,7 @@ fun MessageTimeline(
                 if (selectedThread != null) {
                     ThreadTopBar(selectedThreadName ?: "Thread in #${channelName ?: selectedChannel}", onCloseThread)
                 } else {
-                    TopBar(channelName ?: selectedChannel, onToggleMemberList, onOpenEmojiPackManagement)
+                    TopBar(channelName ?: selectedChannel, onToggleMemberList)
                 }
                 HorizontalDivider(color = MaterialTheme.colorScheme.surfaceVariant)
             }
@@ -422,6 +439,7 @@ fun MessageTimeline(
                     editingMessage = editingMessage,
                     onSendMessage = activeSend,
                     onSendFiles = onSendFiles,
+                    onSendGif = onSendGif,
                     onSendReply = { body, eventId ->
                         if (selectedThread != null) onSendThreadReply(body, eventId)
                         else onSendReply(body, eventId)
@@ -438,7 +456,7 @@ fun MessageTimeline(
 }
 
 @Composable
-private fun TopBar(name: String, onToggleMemberList: () -> Unit, onOpenEmojiPackManagement: () -> Unit = {}) {
+private fun TopBar(name: String, onToggleMemberList: () -> Unit) {
     Row(
         modifier = Modifier.fillMaxWidth().padding(horizontal = 16.dp, vertical = 10.dp),
         verticalAlignment = Alignment.CenterVertically,
@@ -452,9 +470,6 @@ private fun TopBar(name: String, onToggleMemberList: () -> Unit, onOpenEmojiPack
             color = MaterialTheme.colorScheme.onBackground,
             modifier = Modifier.weight(1f),
         )
-        IconButton(onClick = onOpenEmojiPackManagement) {
-            Icon(Icons.Default.EmojiEmotions, "Emoji packs", tint = MaterialTheme.colorScheme.onSurfaceVariant)
-        }
         IconButton(onClick = onToggleMemberList) {
             Icon(Icons.Default.People, "Toggle member list", tint = MaterialTheme.colorScheme.onSurfaceVariant)
         }
@@ -488,6 +503,36 @@ private fun ReactionRow(eventId: String, reactions: Map<String, List<String>>) {
     val currentUserId = LocalCurrentUserId.current
     val authRepository: AuthRepository = koinInject()
     val baseUrl = remember { try { authRepository.getClient()?.session()?.homeserverUrl?.trimEnd('/') ?: "" } catch (_: Exception) { "" } }
+    var reactionDetailEmoji by remember { mutableStateOf<String?>(null) }
+    var reactionDetailSenders by remember { mutableStateOf<List<String>>(emptyList()) }
+
+    if (reactionDetailEmoji != null) {
+        AlertDialog(
+            onDismissRequest = { reactionDetailEmoji = null },
+            title = {
+                Row(verticalAlignment = Alignment.CenterVertically, horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                    if (reactionDetailEmoji!!.startsWith("mxc://")) {
+                        val resolvedUrl = remember(reactionDetailEmoji) { MxcUrlHelper.mxcToDownloadUrl(baseUrl, reactionDetailEmoji!!) ?: reactionDetailEmoji!! }
+                        AsyncImage(model = resolvedUrl, contentDescription = null, modifier = Modifier.size(24.dp))
+                    } else {
+                        Text(reactionDetailEmoji!!, fontSize = 20.sp)
+                    }
+                    Text("Reacted by", style = MaterialTheme.typography.titleMedium)
+                }
+            },
+            text = {
+                Column(verticalArrangement = Arrangement.spacedBy(4.dp)) {
+                    reactionDetailSenders.forEach { sender ->
+                        Text(sender, style = MaterialTheme.typography.bodyMedium)
+                    }
+                }
+            },
+            confirmButton = {
+                TextButton(onClick = { reactionDetailEmoji = null }) { Text("Close") }
+            },
+        )
+    }
+
     FlowRow(
         horizontalArrangement = Arrangement.spacedBy(4.dp),
         verticalArrangement = Arrangement.spacedBy(4.dp),
@@ -499,7 +544,13 @@ private fun ReactionRow(eventId: String, reactions: Map<String, List<String>>) {
                 shape = RoundedCornerShape(12.dp),
                 color = if (isMine) MaterialTheme.colorScheme.primaryContainer
                         else MaterialTheme.colorScheme.surfaceVariant,
-                modifier = Modifier.clickable { onReact(eventId, emoji) },
+                modifier = Modifier.combinedClickable(
+                    onClick = { onReact(eventId, emoji) },
+                    onLongClick = {
+                        reactionDetailEmoji = emoji
+                        reactionDetailSenders = senders
+                    },
+                ),
             ) {
                 Row(
                     modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp),
@@ -755,20 +806,44 @@ private fun InlineEmojiText(content: MessageContent.Text) {
     }
 }
 
+private suspend fun resolveMediaUrl(
+    authRepository: AuthRepository,
+    sourceJson: String,
+    mimeType: String,
+    filename: String?,
+    fallbackUrl: String?,
+): String? = try {
+    val client = authRepository.getClient() ?: return fallbackUrl
+    val source = MediaSource.fromJson(sourceJson)
+    val handle = client.getMediaFile(source, filename, mimeType, useCache = true, tempDir = null)
+    "file://${handle.path()}"
+} catch (_: Exception) {
+    fallbackUrl
+}
+
 @Composable
 private fun ImageContent(content: MessageContent.Image) {
     val onViewImage = LocalImageViewer.current
+    val authRepository: AuthRepository = koinInject()
     val aspectRatio = if (content.width != null && content.height != null && content.height > 0)
         content.width.toFloat() / content.height.toFloat() else null
 
+    val resolvedUrl by produceState<String?>(null, content.sourceJson, content.url) {
+        value = if (content.sourceJson != null) {
+            resolveMediaUrl(authRepository, content.sourceJson, content.mimeType ?: "image/*", content.body, content.url)
+        } else {
+            content.url
+        }
+    }
+
     AsyncImage(
-        model = content.url,
+        model = resolvedUrl,
         contentDescription = content.body,
         modifier = Modifier
             .let { if (aspectRatio != null) it.width((300.dp * aspectRatio).coerceAtMost(400.dp)) else it.fillMaxWidth(0.6f) }
             .height(300.dp)
             .clip(RoundedCornerShape(8.dp))
-            .clickable { onViewImage(content.url) },
+            .clickable { resolvedUrl?.let { onViewImage(it) } },
         contentScale = ContentScale.Fit,
     )
 }
@@ -781,15 +856,45 @@ private fun GifContent(content: MessageContent.Gif) {
     val aspectRatio = if (content.width != null && content.height != null && content.height > 0)
         content.width.toFloat() / content.height.toFloat() else 16f / 9f
 
-    val exoPlayer = remember(content.url) {
+    val isNativeGif = content.mimeType == "image/gif" ||
+        content.body.endsWith(".gif", ignoreCase = true) ||
+        content.url.endsWith(".gif", ignoreCase = true)
+
+    val resolvedUrl by produceState<String?>(null, content.sourceJson, content.url) {
+        value = if (content.sourceJson != null) {
+            resolveMediaUrl(authRepository, content.sourceJson, content.mimeType ?: "video/mp4", content.body, content.url)
+        } else {
+            content.url
+        }
+    }
+
+    if (isNativeGif) {
+        // Real GIF — use Coil (coil-gif handles animated playback)
+        AsyncImage(
+            model = resolvedUrl,
+            contentDescription = content.body,
+            contentScale = ContentScale.Fit,
+            modifier = Modifier
+                .width((200.dp * aspectRatio).coerceAtMost(400.dp))
+                .height(200.dp)
+                .clip(RoundedCornerShape(8.dp)),
+        )
+    } else {
+        // Video GIF (MP4/WebM from bridges) — use ExoPlayer
+        val exoPlayer = remember(resolvedUrl) {
+            val url = resolvedUrl ?: return@remember null
+            val isFileUri = url.startsWith("file://")
+            val mediaItem = MediaItem.fromUri(Uri.parse(url))
+            val mediaSource = if (isFileUri) {
+                ProgressiveMediaSource.Factory(androidx.media3.datasource.FileDataSource.Factory())
+                    .createMediaSource(mediaItem)
+            } else {
                 val token = try { authRepository.getClient()?.session()?.accessToken } catch (_: Exception) { null }
                 val dataSourceFactory = DefaultHttpDataSource.Factory().apply {
-            if (token != null) {
-                setDefaultRequestProperties(mapOf("Authorization" to "Bearer $token"))
+                    if (token != null) setDefaultRequestProperties(mapOf("Authorization" to "Bearer $token"))
                 }
+                ProgressiveMediaSource.Factory(dataSourceFactory).createMediaSource(mediaItem)
             }
-        val mediaSource = ProgressiveMediaSource.Factory(dataSourceFactory)
-            .createMediaSource(MediaItem.fromUri(Uri.parse(content.url)))
             ExoPlayer.Builder(context).build().apply {
                 setMediaSource(mediaSource)
                 prepare()
@@ -799,28 +904,47 @@ private fun GifContent(content: MessageContent.Gif) {
             }
         }
 
-    DisposableEffect(content.url) {
-        onDispose { exoPlayer.release() }
+        DisposableEffect(resolvedUrl) {
+            onDispose { exoPlayer?.release() }
         }
 
         AndroidView(
             factory = { ctx ->
                 PlayerView(ctx).apply {
-                player = exoPlayer
                     useController = false
                     setShowBuffering(PlayerView.SHOW_BUFFERING_NEVER)
                 }
             },
+            update = { view -> view.player = exoPlayer },
             modifier = Modifier
                 .width((200.dp * aspectRatio).coerceAtMost(400.dp))
                 .height(200.dp)
                 .clip(RoundedCornerShape(8.dp)),
         )
+    }
 }
 
 @Composable
 private fun VideoContent(content: MessageContent.Video) {
     val onPlayVideo = LocalVideoPlayer.current
+    val authRepository: AuthRepository = koinInject()
+
+    val resolvedVideoUrl by produceState<String?>(null, content.sourceJson, content.url) {
+        value = if (content.sourceJson != null) {
+            resolveMediaUrl(authRepository, content.sourceJson, content.mimeType ?: "video/*", content.body, content.url)
+        } else {
+            content.url
+        }
+    }
+
+    val resolvedThumbnailUrl by produceState<String?>(null, content.thumbnailSourceJson, content.thumbnailUrl) {
+        value = if (content.thumbnailSourceJson != null) {
+            resolveMediaUrl(authRepository, content.thumbnailSourceJson, "image/*", null, content.thumbnailUrl)
+        } else {
+            content.thumbnailUrl
+        }
+    }
+
     Box(
         modifier = Modifier
             .height(200.dp)
@@ -830,12 +954,12 @@ private fun VideoContent(content: MessageContent.Video) {
                 mod.width((200.dp * ar).coerceAtMost(400.dp))
             }
             .clip(RoundedCornerShape(8.dp))
-            .clickable { content.url?.let { onPlayVideo(it) } },
+            .clickable { resolvedVideoUrl?.let { onPlayVideo(it) } },
         contentAlignment = Alignment.Center,
     ) {
-        if (content.thumbnailUrl != null) {
+        if (resolvedThumbnailUrl != null) {
             AsyncImage(
-                model = content.thumbnailUrl,
+                model = resolvedThumbnailUrl,
                 contentDescription = content.body,
                 modifier = Modifier.fillMaxSize(),
                 contentScale = ContentScale.Crop,
@@ -912,14 +1036,17 @@ private fun FullscreenVideoPlayer(url: String, onDismiss: () -> Unit) {
     val context = LocalContext.current
     val authRepository: AuthRepository = koinInject()
     val exoPlayer = remember {
+        val mediaItem = MediaItem.fromUri(Uri.parse(url))
+        val mediaSource = if (url.startsWith("file://")) {
+            ProgressiveMediaSource.Factory(androidx.media3.datasource.FileDataSource.Factory())
+                .createMediaSource(mediaItem)
+        } else {
             val token = try { authRepository.getClient()?.session()?.accessToken } catch (_: Exception) { null }
             val dataSourceFactory = DefaultHttpDataSource.Factory().apply {
-            if (token != null) {
-                setDefaultRequestProperties(mapOf("Authorization" to "Bearer $token"))
+                if (token != null) setDefaultRequestProperties(mapOf("Authorization" to "Bearer $token"))
             }
+            ProgressiveMediaSource.Factory(dataSourceFactory).createMediaSource(mediaItem)
         }
-        val mediaSource = ProgressiveMediaSource.Factory(dataSourceFactory)
-            .createMediaSource(MediaItem.fromUri(Uri.parse(url)))
         ExoPlayer.Builder(context).build().apply {
             setMediaSource(mediaSource)
             prepare()
@@ -1012,12 +1139,15 @@ private fun MessageInput(
     channelName: String,
     onSendMessage: (String) -> Unit,
     onSendFiles: (List<Uri>, String?) -> Unit,
+    onSendGif: (String) -> Unit = {},
     replyingTo: MessageItem? = null,
     editingMessage: MessageItem? = null,
     onSendReply: (String, String) -> Unit = { _, _ -> },
     onEditMessage: (String, String) -> Unit = { _, _ -> },
     emojiPacks: List<EmojiPack> = emptyList(),
 ) {
+    val prefsManager: com.example.fluffytrix.data.local.PreferencesManager = koinInject()
+    val gifApiKey by prefsManager.tenorApiKey.collectAsState(initial = "")
     var text by remember { mutableStateOf("") }
     var attachedUris by remember { mutableStateOf(listOf<Uri>()) }
     var showEmojiPackPicker by remember { mutableStateOf(false) }
@@ -1063,8 +1193,12 @@ private fun MessageInput(
                             modifier = Modifier.weight(1f),
                         )
                     }
-                    val tabs = emojiPacks.map { it.displayName } + "Unicode"
+                    val inputScope = rememberCoroutineScope()
+                    val inputContext = LocalContext.current
                     var selectedTab by remember { mutableStateOf(0) }
+                    val tabs = if (emojiPacks.isNotEmpty()) listOf("Custom Emojis", "GIFs", "Unicode") else listOf("GIFs", "Unicode")
+                    val customTabIndex = if (emojiPacks.isNotEmpty()) 0 else -1
+                    val gifTabIndex = if (emojiPacks.isNotEmpty()) 1 else 0
                     ScrollableTabRow(selectedTabIndex = selectedTab) {
                         tabs.forEachIndexed { index, title ->
                             Tab(
@@ -1074,16 +1208,24 @@ private fun MessageInput(
                             )
                         }
                     }
-                    if (selectedTab < emojiPacks.size) {
-                        CustomEmojiGrid(
-                            pack = emojiPacks[selectedTab],
+                    when {
+                        selectedTab == customTabIndex -> CollapsableCustomEmojiPacks(
+                            packs = emojiPacks,
                             onEmojiSelected = { entry ->
                                 text = text + ":${entry.shortcode}:"
                                 showEmojiPackPicker = false
                             },
                             modifier = Modifier.fillMaxWidth().weight(1f),
                         )
-                    } else {
+                        selectedTab == gifTabIndex -> GifSearchTab(
+                            apiKey = gifApiKey,
+                            onGifSelected = { gif ->
+                                showEmojiPackPicker = false
+                                onSendGif(gif.fullUrl)
+                            },
+                            modifier = Modifier.fillMaxWidth().weight(1f),
+                        )
+                        else -> {
                             val currentText by rememberUpdatedState(text)
                             AndroidView(
                                 factory = { ctx -> EmojiPickerView(ctx) },
@@ -1100,6 +1242,7 @@ private fun MessageInput(
                 }
             }
         }
+    }
 
     // Autocomplete strip: show matching emojis when text ends with :partialword (no space, no closing colon)
     val autocompleteResults = remember(text, emojiPacks) {
@@ -1194,14 +1337,6 @@ private fun MessageInput(
                     tint = MaterialTheme.colorScheme.onSurfaceVariant,
                 )
             }
-            if (emojiPacks.isNotEmpty()) {
-                IconButton(onClick = { showEmojiPackPicker = true }) {
-                    Icon(
-                        Icons.Default.EmojiEmotions, "Insert emoji",
-                        tint = MaterialTheme.colorScheme.onSurfaceVariant,
-                    )
-                }
-            }
             TextField(
                 value = text,
                 onValueChange = { text = it },
@@ -1215,6 +1350,14 @@ private fun MessageInput(
                     focusedIndicatorColor = Color.Transparent,
                 ),
             )
+            if (emojiPacks.isNotEmpty()) {
+                IconButton(onClick = { showEmojiPackPicker = true }) {
+                    Icon(
+                        Icons.Default.EmojiEmotions, "Insert emoji",
+                        tint = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                }
+            }
             IconButton(
                 onClick = {
                     val trimmed = text.trim()
@@ -1300,9 +1443,9 @@ private fun MessageContextMenu(
                             modifier = Modifier.weight(1f),
                         )
                     }
-                    if (emojiPacks.isNotEmpty()) {
                     var selectedTab by remember { mutableStateOf(0) }
-                        val tabs = listOf("Unicode") + emojiPacks.map { it.displayName }
+                    val tabs = if (emojiPacks.isNotEmpty()) listOf("Custom Emojis", "Unicode") else listOf("Unicode")
+                    val customTabIndex = if (emojiPacks.isNotEmpty()) 0 else -1
                     ScrollableTabRow(selectedTabIndex = selectedTab) {
                         tabs.forEachIndexed { index, title ->
                             Tab(
@@ -1313,31 +1456,15 @@ private fun MessageContextMenu(
                         }
                     }
                     when {
-                            selectedTab == 0 -> AndroidView(
-                                factory = { ctx -> EmojiPickerView(ctx) },
-                                update = { view ->
-                                    view.setOnEmojiPickedListener { emojiViewItem: EmojiViewItem ->
-                                        currentOnReact(emojiViewItem.emoji)
-                                        showEmojiPicker = false
-                                    }
-                                },
-                                modifier = Modifier.fillMaxWidth().weight(1f),
-                            )
-                            else -> {
-                                val pack = emojiPacks[selectedTab - 1]
-                                CustomEmojiGrid(
-                                    pack = pack,
+                        selectedTab == customTabIndex -> CollapsableCustomEmojiPacks(
+                            packs = emojiPacks,
                             onEmojiSelected = { entry ->
                                 currentOnReact(entry.mxcUrl)
                                 showEmojiPicker = false
                             },
                             modifier = Modifier.fillMaxWidth().weight(1f),
                         )
-                            }
-                        }
-                    } else {
-                        Spacer(modifier = Modifier.height(8.dp))
-                        AndroidView(
+                        else -> AndroidView(
                             factory = { ctx -> EmojiPickerView(ctx) },
                             update = { view ->
                                 view.setOnEmojiPickedListener { emojiViewItem: EmojiViewItem ->
@@ -1345,9 +1472,7 @@ private fun MessageContextMenu(
                                     showEmojiPicker = false
                                 }
                             },
-                            modifier = Modifier
-                                .fillMaxWidth()
-                                .weight(1f),
+                            modifier = Modifier.fillMaxWidth().weight(1f),
                         )
                     }
                 }
@@ -1510,6 +1635,158 @@ private fun EditModeBar(body: String, onDismiss: () -> Unit) {
     }
 }
 
+@Composable
+private fun GifSearchTab(
+    apiKey: String,
+    onGifSelected: (GiphyResult) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    val gifRepo = remember { GifRepository() }
+    var query by remember { mutableStateOf("") }
+    val results = remember { mutableStateListOf<GiphyResult>() }
+    var errorMessage by remember { mutableStateOf<String?>(null) }
+    var isLoading by remember { mutableStateOf(false) }
+
+    LaunchedEffect(query, apiKey) {
+        if (query.isNotBlank()) kotlinx.coroutines.delay(400)
+        if (apiKey.isBlank()) {
+            errorMessage = "No GIPHY API key — add one in Settings → Customization."
+            isLoading = false
+            return@LaunchedEffect
+        }
+        isLoading = true
+        errorMessage = null
+        try {
+            val list = withContext(Dispatchers.IO) {
+                if (query.isBlank()) gifRepo.trending(apiKey) else gifRepo.search(apiKey, query)
+            }
+            results.clear()
+            results.addAll(list)
+        } catch (e: Exception) {
+            errorMessage = e.message ?: "Unknown error"
+        } finally {
+            isLoading = false
+        }
+    }
+
+    val keyboardController = LocalSoftwareKeyboardController.current
+
+    Column(modifier = modifier) {
+        TextField(
+            value = query,
+            onValueChange = { query = it },
+            placeholder = { Text("Search GIFs…") },
+            leadingIcon = { Icon(Icons.Default.Search, null) },
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 8.dp, vertical = 4.dp)
+                .clip(RoundedCornerShape(24.dp)),
+            singleLine = true,
+            keyboardOptions = KeyboardOptions(imeAction = ImeAction.Search),
+            keyboardActions = KeyboardActions(onSearch = { keyboardController?.hide() }),
+            colors = TextFieldDefaults.colors(
+                unfocusedContainerColor = MaterialTheme.colorScheme.surfaceVariant,
+                focusedContainerColor = MaterialTheme.colorScheme.surfaceVariant,
+                unfocusedIndicatorColor = Color.Transparent,
+                focusedIndicatorColor = Color.Transparent,
+            ),
+        )
+        when {
+            isLoading -> Box(Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
+                androidx.compose.material3.CircularProgressIndicator()
+            }
+            errorMessage != null -> Box(Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
+                Text("Error: $errorMessage", color = MaterialTheme.colorScheme.error)
+            }
+            results.isEmpty() -> Box(Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
+                Text("No GIFs found", color = MaterialTheme.colorScheme.onSurfaceVariant)
+            }
+            else -> LazyVerticalGrid(
+                columns = GridCells.Fixed(2),
+                modifier = Modifier.fillMaxSize(),
+                contentPadding = PaddingValues(4.dp),
+                horizontalArrangement = Arrangement.spacedBy(4.dp),
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+            ) {
+                items(results, key = { it.id }) { gif ->
+                    val ratio = if (gif.previewHeight > 0) gif.previewWidth.toFloat() / gif.previewHeight else 1f
+                    AsyncImage(
+                        model = gif.previewUrl,
+                        contentDescription = gif.title,
+                        contentScale = ContentScale.Crop,
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .aspectRatio(ratio)
+                            .clip(RoundedCornerShape(4.dp))
+                            .clickable { onGifSelected(gif) },
+                    )
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun CollapsableCustomEmojiPacks(
+    packs: List<EmojiPack>,
+    onEmojiSelected: (com.example.fluffytrix.data.model.EmojiEntry) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    val expanded = remember { mutableStateMapOf<String, Boolean>().also { map -> packs.forEach { map[it.packId] = true } } }
+    LazyVerticalGrid(
+        columns = GridCells.Adaptive(56.dp),
+        modifier = modifier,
+        contentPadding = PaddingValues(horizontal = 8.dp, vertical = 4.dp),
+    ) {
+        packs.forEach { pack ->
+            val isExpanded = expanded[pack.packId] != false
+            item(key = "header_${pack.packId}", span = { GridItemSpan(maxLineSpan) }) {
+                Row(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .clickable { expanded[pack.packId] = !isExpanded }
+                        .padding(horizontal = 4.dp, vertical = 8.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    Text(
+                        text = pack.displayName,
+                        style = MaterialTheme.typography.labelLarge,
+                        color = MaterialTheme.colorScheme.primary,
+                        modifier = Modifier.weight(1f),
+                    )
+                    Icon(
+                        imageVector = if (isExpanded) Icons.Default.KeyboardArrowUp else Icons.Default.KeyboardArrowDown,
+                        contentDescription = if (isExpanded) "Collapse" else "Expand",
+                        tint = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                }
+            }
+            if (isExpanded) {
+                items(pack.emojis, key = { "${pack.packId}_${it.shortcode}" }) { entry ->
+                    Column(
+                        modifier = Modifier
+                            .clickable { onEmojiSelected(entry) }
+                            .padding(4.dp),
+                        horizontalAlignment = Alignment.CenterHorizontally,
+                    ) {
+                        AsyncImage(
+                            model = entry.resolvedUrl,
+                            contentDescription = entry.shortcode,
+                            modifier = Modifier.size(40.dp),
+                        )
+                        Text(
+                            text = entry.shortcode,
+                            style = MaterialTheme.typography.labelSmall,
+                            maxLines = 1,
+                            overflow = TextOverflow.Ellipsis,
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
 @Composable
 private fun CustomEmojiGrid(
     pack: EmojiPack,

app/src/main/java/com/example/fluffytrix/ui/screens/settings/SettingsScreen.kt

@@ -13,6 +13,8 @@ import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
+import androidx.compose.material.icons.automirrored.filled.ArrowForwardIos
+import androidx.compose.foundation.clickable
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
@@ -20,6 +22,7 @@ import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Switch
 import androidx.compose.material3.Text
@@ -28,26 +31,41 @@ import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.unit.dp
 import com.example.fluffytrix.data.local.PreferencesManager
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import org.koin.compose.koinInject
 
+private sealed interface GiphyKeyStatus {
+    data object Idle : GiphyKeyStatus
+    data object Testing : GiphyKeyStatus
+    data object Invalid : GiphyKeyStatus
+}
+
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun SettingsScreen(
     onBack: () -> Unit,
     onLogout: () -> Unit,
+    onEmojiPackManagement: () -> Unit = {},
 ) {
     val preferencesManager: PreferencesManager = koinInject()
     val userId by preferencesManager.userId.collectAsState(initial = null)
     val homeserver by preferencesManager.homeserverUrl.collectAsState(initial = null)
     val deviceId by preferencesManager.deviceId.collectAsState(initial = null)
     val hideSpacesWhenClosed by preferencesManager.hideSpacesWhenClosed.collectAsState(initial = false)
+    val savedGiphyKey by preferencesManager.tenorApiKey.collectAsState(initial = "")
+    var giphyKeyInput by remember { mutableStateOf("") }
+    var giphyKeyStatus by remember { mutableStateOf<GiphyKeyStatus>(GiphyKeyStatus.Idle) }
     val scope = rememberCoroutineScope()
     val context = LocalContext.current
     val appVersion = try {
@@ -109,6 +127,91 @@ fun SettingsScreen(
 
             HorizontalDivider(modifier = Modifier.padding(vertical = 16.dp))
 
+            SectionHeader("Customization")
+            SettingNavRow(label = "Emoji Packs", onClick = onEmojiPackManagement)
+            Column(modifier = Modifier.padding(vertical = 6.dp)) {
+                Text("GIPHY API Key (for GIF search)", style = MaterialTheme.typography.bodyMedium)
+                Text(
+                    "Get a free key at developers.giphy.com → Create App",
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+                Spacer(modifier = Modifier.height(6.dp))
+                if (savedGiphyKey.isNotBlank()) {
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically,
+                        horizontalArrangement = Arrangement.spacedBy(8.dp),
+                    ) {
+                        Text(
+                            "Key saved (${savedGiphyKey.take(8)}…)",
+                            style = MaterialTheme.typography.bodySmall,
+                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            modifier = Modifier.weight(1f),
+                        )
+                        Button(
+                            onClick = { scope.launch { preferencesManager.setTenorApiKey("") } },
+                            colors = ButtonDefaults.buttonColors(containerColor = MaterialTheme.colorScheme.error),
+                        ) {
+                            Text("Remove key")
+                        }
+                    }
+                } else {
+                    Row(
+                        verticalAlignment = Alignment.CenterVertically,
+                        horizontalArrangement = Arrangement.spacedBy(8.dp),
+                    ) {
+                        OutlinedTextField(
+                            value = giphyKeyInput,
+                            onValueChange = {
+                                giphyKeyInput = it
+                                giphyKeyStatus = GiphyKeyStatus.Idle
+                            },
+                            placeholder = { Text("Paste API key…") },
+                            singleLine = true,
+                            modifier = Modifier.weight(1f),
+                        )
+                        Button(
+                            onClick = {
+                                val key = giphyKeyInput.trim()
+                                if (key.isBlank()) return@Button
+                                giphyKeyStatus = GiphyKeyStatus.Testing
+                                scope.launch {
+                                    val valid = withContext(Dispatchers.IO) {
+                                        try {
+                                            val url = "https://api.giphy.com/v1/gifs/trending?api_key=$key&limit=1"
+                                            val client = okhttp3.OkHttpClient()
+                                            val response = client.newCall(okhttp3.Request.Builder().url(url).build()).execute()
+                                            response.isSuccessful
+                                        } catch (_: Exception) { false }
+                                    }
+                                    if (valid) {
+                                        preferencesManager.setTenorApiKey(key)
+                                        giphyKeyInput = ""
+                                        giphyKeyStatus = GiphyKeyStatus.Idle
+                                    } else {
+                                        giphyKeyStatus = GiphyKeyStatus.Invalid
+                                    }
+                                }
+                            },
+                            enabled = giphyKeyInput.isNotBlank() && giphyKeyStatus != GiphyKeyStatus.Testing,
+                        ) {
+                            Text(if (giphyKeyStatus == GiphyKeyStatus.Testing) "Testing…" else "Save")
+                        }
+                    }
+                    when (giphyKeyStatus) {
+                        GiphyKeyStatus.Invalid -> Text(
+                            "Invalid API key — check and try again.",
+                            style = MaterialTheme.typography.bodySmall,
+                            color = MaterialTheme.colorScheme.error,
+                            modifier = Modifier.padding(top = 4.dp),
+                        )
+                        else -> {}
+                    }
+                }
+            }
+
+            HorizontalDivider(modifier = Modifier.padding(vertical = 16.dp))
+
             SectionHeader("Notifications")
             SettingRow("Push notifications", "Enabled")
 
@@ -173,3 +276,22 @@ private fun SettingRow(label: String, value: String) {
         )
     }
 }
+
+@Composable
+private fun SettingNavRow(label: String, onClick: () -> Unit) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .clickable(onClick = onClick)
+            .padding(vertical = 12.dp),
+        horizontalArrangement = Arrangement.SpaceBetween,
+        verticalAlignment = Alignment.CenterVertically,
+    ) {
+        Text(text = label, style = MaterialTheme.typography.bodyMedium)
+        Icon(
+            imageVector = Icons.AutoMirrored.Filled.ArrowForwardIos,
+            contentDescription = null,
+            tint = MaterialTheme.colorScheme.onSurfaceVariant,
+        )
+    }
+}

app/src/main/res/xml/file_provider_paths.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <cache-path name="cache" path="." />
+</paths>