feat: add poll type selector for single and multiple choice polls

The poll creation UI now shows filter chips to choose between
single choice and multiple choice poll types. Previously it was
hardcoded to single choice only.

https://claude.ai/code/session_01PEsEyGiNvNcNPSjREN4WzW

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/creators/polls/PollOptionsField.kt

@@ -22,7 +22,9 @@ package com.vitorpamplona.amethyst.ui.note.creators.polls
 
 import android.annotation.SuppressLint
 import androidx.compose.foundation.BorderStroke
+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
@@ -32,6 +34,7 @@ import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.FilterChip
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
@@ -47,6 +50,7 @@ import com.vitorpamplona.amethyst.ui.screen.loggedIn.home.ShortNotePostViewModel
 import com.vitorpamplona.amethyst.ui.stringRes
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import com.vitorpamplona.quartz.nip88Polls.poll.tags.OptionTag
+import com.vitorpamplona.quartz.nip88Polls.poll.tags.PollType
 import com.vitorpamplona.quartz.utils.RandomInstance
 
 @Composable
@@ -55,6 +59,13 @@ fun PollOptionsField(postViewModel: ShortNotePostViewModel) {
     Column(
         modifier = Modifier.fillMaxWidth(),
     ) {
+        PollTypeSelector(
+            selectedType = postViewModel.pollType,
+            onTypeSelected = { postViewModel.pollType = it },
+        )
+
+        Spacer(Modifier.height(4.dp))
+
         optionsList.forEach { option ->
             OutlinedTextField(
                 modifier = Modifier.fillMaxWidth(),
@@ -118,6 +129,27 @@ fun PollOptionsField(postViewModel: ShortNotePostViewModel) {
     }
 }
 
+@Composable
+fun PollTypeSelector(
+    selectedType: PollType,
+    onTypeSelected: (PollType) -> Unit,
+) {
+    Row(
+        horizontalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        FilterChip(
+            selected = selectedType == PollType.SINGLE_CHOICE,
+            onClick = { onTypeSelected(PollType.SINGLE_CHOICE) },
+            label = { Text(stringRes(R.string.poll_single_choice)) },
+        )
+        FilterChip(
+            selected = selectedType == PollType.MULTI_CHOICE,
+            onClick = { onTypeSelected(PollType.MULTI_CHOICE) },
+            label = { Text(stringRes(R.string.poll_multiple_choice)) },
+        )
+    }
+}
+
 @SuppressLint("ViewModelConstructorInComposable")
 @Preview
 @Composable

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

@@ -117,6 +117,7 @@ import com.vitorpamplona.quartz.nip57Zaps.zapraiser.zapraiserAmount
 import com.vitorpamplona.quartz.nip72ModCommunities.definition.CommunityDefinitionEvent
 import com.vitorpamplona.quartz.nip88Polls.poll.PollEvent
 import com.vitorpamplona.quartz.nip88Polls.poll.tags.OptionTag
+import com.vitorpamplona.quartz.nip88Polls.poll.tags.PollType
 import com.vitorpamplona.quartz.nip92IMeta.IMetaTagBuilder
 import com.vitorpamplona.quartz.nip92IMeta.imetas
 import com.vitorpamplona.quartz.nip94FileMetadata.alt
@@ -238,6 +239,7 @@ open class ShortNotePostViewModel :
     var canUsePoll by mutableStateOf(false)
     var wantsPoll by mutableStateOf(false)
     var pollOptions: SnapshotStateMap<Int, OptionTag> = newStateMapPollOptions()
+    var pollType by mutableStateOf(PollType.SINGLE_CHOICE)
     var closedAt by mutableLongStateOf(TimeUtils.oneDayAhead())
 
     // ZapPolls
@@ -596,6 +598,7 @@ open class ShortNotePostViewModel :
             pollOptions[index] = tag
         }
 
+        pollType = draftEvent.pollType() ?: PollType.SINGLE_CHOICE
         closedAt = draftEvent.endsAt() ?: TimeUtils.oneDayAhead()
 
         message = TextFieldValue(draftEvent.content)
@@ -828,7 +831,7 @@ open class ShortNotePostViewModel :
                 accountViewModel.account.nip65RelayList.outboxFlow.value
                     .toList()
 
-            PollEvent.build(tagger.message, options, closedAt, relays) {
+            PollEvent.build(tagger.message, options, closedAt, relays, pollType) {
                 pTags(tagger.directMentionsUsers.map { it.toPTag() })
                 quotes(quotes)
                 hashtags(findHashtags(tagger.message))
@@ -1054,6 +1057,7 @@ open class ShortNotePostViewModel :
 
         wantsPoll = false
         pollOptions = newStateMapPollOptions()
+        pollType = PollType.SINGLE_CHOICE
         closedAt = TimeUtils.oneDayAhead()
 
         wantsZapPoll = false

amethyst/src/main/res/values/strings.xml

@@ -483,6 +483,8 @@
     <string name="poll_zap_value_max">Zap maximum</string>
     <string name="poll_consensus_threshold">Consensus</string>
     <string name="poll_consensus_threshold_percent">(0–100)%</string>
+    <string name="poll_single_choice">Single choice</string>
+    <string name="poll_multiple_choice">Multiple choice</string>
     <string name="poll_closing_date_time">Poll Closing Date &amp; Time</string>
     <string name="poll_closing_in">Poll closes in %1$s</string>
     <string name="poll_closing_time">Close after</string>