feat: add dismiss button to active poll notification cards

Allow users to individually dismiss poll notification cards at the top
of the notification screen, matching the existing Zap the Devs dismiss
pattern. Dismissed poll IDs are persisted in SharedPreferences.

https://claude.ai/code/session_013ECrmmshiF9SNTxr9SXkvC

amethyst/src/main/java/com/vitorpamplona/amethyst/LocalPreferences.kt

@@ -130,6 +130,7 @@ private object PrefKeys {
     const val LOGIN_WITH_EXTERNAL_SIGNER = "login_with_external_signer"
     const val SIGNER_PACKAGE_NAME = "signer_package_name"
     const val HAS_DONATED_IN_VERSION = "has_donated_in_version"
+    const val DISMISSED_POLL_NOTE_IDS = "dismissed_poll_note_ids"
     const val PENDING_ATTESTATIONS = "pending_attestations"
 
     const val ALL_ACCOUNT_INFO = "all_saved_accounts_info"
@@ -389,6 +390,7 @@ object LocalPreferences {
                         JsonMapper.toJson(regularMap),
                     )
                     putStringSet(PrefKeys.HAS_DONATED_IN_VERSION, settings.hasDonatedInVersion.value)
+                    putStringSet(PrefKeys.DISMISSED_POLL_NOTE_IDS, settings.dismissedPollNoteIds.value)
 
                     putString(
                         PrefKeys.PENDING_ATTESTATIONS,
@@ -473,6 +475,7 @@ object LocalPreferences {
                     val hideBlockAlertDialog = getBoolean(PrefKeys.HIDE_BLOCK_ALERT_DIALOG, false)
                     val hideNIP17WarningDialog = getBoolean(PrefKeys.HIDE_NIP_17_WARNING_DIALOG, false)
                     val hasDonatedInVersion = getStringSet(PrefKeys.HAS_DONATED_IN_VERSION, null) ?: setOf()
+                    val dismissedPollNoteIds = getStringSet(PrefKeys.DISMISSED_POLL_NOTE_IDS, null) ?: setOf()
                     val localRelayServers = getStringSet(PrefKeys.LOCAL_RELAY_SERVERS, null) ?: setOf()
 
                     val defaultHomeFollowListStr = getString(PrefKeys.DEFAULT_HOME_FOLLOW_LIST, null)
@@ -594,6 +597,7 @@ object LocalPreferences {
                         backupTrustProviderList = latestTrustProviderList.await(),
                         lastReadPerRoute = MutableStateFlow(lastReadPerRoute.await()),
                         hasDonatedInVersion = MutableStateFlow(hasDonatedInVersion),
+                        dismissedPollNoteIds = MutableStateFlow(dismissedPollNoteIds),
                         pendingAttestations = MutableStateFlow(pendingAttestations.await()),
                         backupNipA3PaymentTargets = latestPaymentTargets.await(),
                     )

amethyst/src/main/java/com/vitorpamplona/amethyst/model/Account.kt

@@ -2149,6 +2149,8 @@ class Account(
 
     fun markDonatedInThisVersion() = settings.markDonatedInThisVersion(BuildConfig.VERSION_NAME)
 
+    fun dismissPollNotification(noteId: String) = settings.dismissPollNotification(noteId)
+
     init {
         Log.d("AccountRegisterObservers", "Init")
 

amethyst/src/main/java/com/vitorpamplona/amethyst/model/AccountSettings.kt

@@ -193,6 +193,7 @@ class AccountSettings(
     var backupTrustProviderList: TrustProviderListEvent? = null,
     val lastReadPerRoute: MutableStateFlow<Map<String, MutableStateFlow<Long>>> = MutableStateFlow(mapOf()),
     val hasDonatedInVersion: MutableStateFlow<Set<String>> = MutableStateFlow(setOf()),
+    val dismissedPollNoteIds: MutableStateFlow<Set<String>> = MutableStateFlow(setOf()),
     val pendingAttestations: MutableStateFlow<Map<HexKey, String>> = MutableStateFlow(mapOf()),
     var backupNipA3PaymentTargets: PaymentTargetsEvent? = null,
 ) : EphemeralChatRepository,
@@ -679,6 +680,21 @@ class AccountSettings(
         return false
     }
 
+    // ---
+    // dismissed polls
+    // ---
+
+    fun isDismissedPoll(noteId: String) = dismissedPollNoteIds.value.contains(noteId)
+
+    fun dismissPollNotification(noteId: String) {
+        if (!dismissedPollNoteIds.value.contains(noteId)) {
+            dismissedPollNoteIds.update {
+                it + noteId
+            }
+            saveAccountSettings()
+        }
+    }
+
     // ----
     // last read flows
     // ----

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -1126,6 +1126,8 @@ class AccountViewModel(
 
     fun markDonatedInThisVersion() = account.markDonatedInThisVersion()
 
+    fun dismissPollNotification(noteId: String) = account.dismissPollNotification(noteId)
+
     fun dontTranslateFrom() = account.settings.syncedSettings.languages.dontTranslateFrom.value
 
     fun translateTo() = account.settings.syncedSettings.languages.translateTo.value

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/notifications/CardFeedView.kt

@@ -36,6 +36,7 @@ import androidx.compose.foundation.lazy.LazyListState
 import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.material3.Card
 import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.OutlinedButton
 import androidx.compose.material3.Text
@@ -59,6 +60,7 @@ import com.vitorpamplona.amethyst.ui.feeds.FeedError
 import com.vitorpamplona.amethyst.ui.feeds.LoadingFeed
 import com.vitorpamplona.amethyst.ui.navigation.navs.INav
 import com.vitorpamplona.amethyst.ui.note.BadgeCompose
+import com.vitorpamplona.amethyst.ui.note.CloseIcon
 import com.vitorpamplona.amethyst.ui.note.MessageSetCompose
 import com.vitorpamplona.amethyst.ui.note.MultiSetCompose
 import com.vitorpamplona.amethyst.ui.note.NoteCompose
@@ -184,7 +186,19 @@ private fun FeedLoaded(
                     Card(
                         modifier = MaterialTheme.colorScheme.imageModifier,
                     ) {
-                        OpenPollsSectionHeader()
+                        Row(
+                            modifier = Modifier.fillMaxWidth(),
+                            horizontalArrangement = Arrangement.SpaceBetween,
+                            verticalAlignment = Alignment.CenterVertically,
+                        ) {
+                            OpenPollsSectionHeader()
+                            IconButton(
+                                modifier = Modifier.padding(end = Size10dp),
+                                onClick = { accountViewModel.dismissPollNotification(note.idHex) },
+                            ) {
+                                CloseIcon()
+                            }
+                        }
                         Row(Modifier.fillMaxWidth().animateItem()) {
                             NoteCompose(
                                 baseNote = note,

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/notifications/OpenPollsState.kt

@@ -31,6 +31,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
@@ -47,10 +48,14 @@ class OpenPollsState(
         )
 
     val flow: StateFlow<List<Note>> =
-        account.cache
-            .observeNotes(filter)
-            .map { notes -> filterOpenPolls(notes) }
-            .flowOn(Dispatchers.IO)
+        combine(
+            account.cache
+                .observeNotes(filter)
+                .map { notes -> filterOpenPolls(notes) },
+            account.settings.dismissedPollNoteIds,
+        ) { polls, dismissed ->
+            polls.filter { it.idHex !in dismissed }
+        }.flowOn(Dispatchers.IO)
             .stateIn(
                 scope,
                 SharingStarted.Eagerly,