b9f3596..master · opencode-android

git.iko.soy/opencode-android

11 files changed+920−80

unifiedsplit

app/src/main/java/soy/iko/opencode/CoreViewModel.kt+14

@@ -23,11 +23,23 @@ class CoreViewModel(app: Application) : AndroidViewModel(app) {

2323 init {

2424 prefs.getString(KEY_URL, null)?.let { core.dispatch(Event.ServerUrlChanged(it)) }

2525 prefs.getString(KEY_USER, null)?.let { core.dispatch(Event.UsernameChanged(it)) }

26+ // The password is stored in plain text in SharedPreferences — a deliberate

27+ // convenience trade-off for a local dev tool so reconnecting is one tap.

28+ prefs.getString(KEY_PASSWORD, null)?.let { core.dispatch(Event.PasswordChanged(it)) }

2629

2730 // On a fresh process after a configuration change, resume the SSE stream if

2831 // the core is already connected (no-op otherwise — it guards on `connected`).

2932 core.resumeStreamingIfConnected()

3033

34+ // Returning users shouldn't have to tap Connect: if a URL was restored and we

35+ // aren't already connected, kick off the connection attempt on launch. The core

36+ // handles an empty/invalid URL, so this only fires when there's something to try.

37+ core.view.value.let { restored ->

38+ if (restored.serverUrl.isNotEmpty() && !restored.connected) {

39+ core.dispatch(Event.Connect)

40+ }

41+ }

42+

3143 // Persist connection details once a connection succeeds.

3244 viewModelScope.launch {

3345 core.view.distinctUntilChangedBy { it.connected to it.serverUrl }.collect { state ->

@@ -35,6 +47,7 @@ class CoreViewModel(app: Application) : AndroidViewModel(app) {

3547 prefs.edit {

3648 putString(KEY_URL, state.serverUrl)

3749 putString(KEY_USER, state.username)

50+ putString(KEY_PASSWORD, state.password)

3851 }

3952 }

4053 }

@@ -48,5 +61,6 @@ class CoreViewModel(app: Application) : AndroidViewModel(app) {

4861 private companion object {

4962 const val KEY_URL = "serverUrl"

5063 const val KEY_USER = "username"

64+ const val KEY_PASSWORD = "password"

5165 }

5266}

app/src/main/java/soy/iko/opencode/core/HttpClient.kt+1

@@ -51,6 +51,7 @@ class HttpClient(

5151 ): Result<HttpResp> = withContext(Dispatchers.IO) {

5252 runCatching {

5353 val builder = Request.Builder().url(url).method()

54+ builder.header("User-Agent", "opencode-android/1.0")

5455 if (auth != null) builder.header("Authorization", auth)

5556 await(okhttp.newCall(builder.build()))

5657 }

app/src/main/java/soy/iko/opencode/core/OpencodeCore.kt+130−16

@@ -51,15 +51,41 @@ class OpencodeCore(

5151 private var reconnectAttempts = 0

5252 private var reconnectJob: Job? = null

5353

54+ // Guards against overlapping session refreshes: rapid taps launch multiple

55+ // loadSessions coroutines and the slowest-to-return would otherwise win.

56+ private var loadSessionsJob: Job? = null

57+ // Tracks the in-flight createSession coroutine so navigating away can cancel it

58+ // before it dispatches SelectSession into a screen the user already left.

59+ private var createSessionJob: Job? = null

60+ // Tracks the in-flight loadMessages coroutine. Rapidly switching sessions launches

61+ // several; cancel the prior one so only the newest fetch runs (saves needless requests).

62+ private var loadMessagesJob: Job? = null

63+ // Tracks the in-flight probeHealth coroutine. Rapid double-taps on Connect would

64+ // otherwise launch two concurrent health probes; cancel the prior one first.

65+ private var connectJob: Job? = null

66+ // Tracks the in-flight DeleteSession coroutine so navigating away can cancel it

67+ // before its response handler mutates the sessions list / screen the user already left.

68+ private var deleteSessionJob: Job? = null

69+ // Tracks the in-flight sendMessage coroutine so navigating away or switching sessions

70+ // can cancel it before its response handler touches stale message state.

71+ private var sendMessageJob: Job? = null

72+ // Tracks the in-flight abort coroutine (CancelGeneration) so rapid cancel taps don't

73+ // fire multiple abort requests, and navigating away can cancel it.

74+ private var abortJob: Job? = null

75+ // Message IDs removed via SSE; a late MessageUpdated for one must not resurrect it.

76+ private val removedMessageIds = mutableSetOf<String>()

77+

5478 // ── Event entry point ──────────────────────────────────────────────────────

5579 fun dispatch(event: Event) {

5680 when (event) {

5781 // Store the field verbatim while typing; normalizing here would fight

5882 // the user's edits (e.g. eat the "://" as they type it). The URL is

5983 // normalized once, on Connect.

60− is Event.ServerUrlChanged -> { serverUrl = event.url; emit() }

61− is Event.UsernameChanged -> { username = event.value; emit() }

62− is Event.PasswordChanged -> { password = event.value; emit() }

84+ // Clear any prior error as soon as the user edits a field, so a stale

85+ // message (e.g. "Invalid credentials") doesn't linger while they correct it.

86+ is Event.ServerUrlChanged -> { serverUrl = event.url; if (error != null) error = null; emit() }

87+ is Event.UsernameChanged -> { username = event.value; if (error != null) error = null; emit() }

88+ is Event.PasswordChanged -> { password = event.value; if (error != null) error = null; emit() }

6389

6490 Event.Connect -> {

6591 serverUrl = normalizeUrl(serverUrl)

@@ -70,31 +96,54 @@ class OpencodeCore(

7096 // Leave authRequired as-is; probeHealth sets it from the response (true on

7197 // 401, false on success). Resetting it here just flickers the auth fields.

7298 loading = true; error = null; emit()

73− scope.launch { probeHealth() }

99+ connectJob?.cancel()

100+ connectJob = scope.launch { probeHealth() }

74101 }

75102

76− Event.LoadSessions -> { loading = true; emit(); scope.launch { loadSessions() } }

103+ Event.LoadSessions -> {

104+ if (!connected) { error = "Not connected"; emit(); return }

105+ loading = true; emit()

106+ loadSessionsJob?.cancel()

107+ loadSessionsJob = scope.launch { loadSessions() }

108+ }

77109

78110 is Event.SelectSession -> {

79− currentSessionTitle = sessions.firstOrNull { it.id == event.id }?.title.orEmpty()

111+ // The session may have been deleted (e.g. via SSE) while the list was on

112+ // screen; opening it would only 404 on loadMessages. Bail with an error.

113+ val session = sessions.firstOrNull { it.id == event.id }

114+ if (session == null) { error = "Session no longer exists"; emit(); return }

115+ currentSessionTitle = session.title

80116 currentSessionId = event.id

81117 messages.clear()

118+ removedMessageIds.clear()

82119 screen = Screen.Chat

83120 loading = true

84121 generating = false

85122 error = null

86123 emit()

87− scope.launch { loadMessages(event.id) }

124+ connectJob?.cancel()

125+ abortJob?.cancel()

126+ sendMessageJob?.cancel()

127+ deleteSessionJob?.cancel()

128+ loadMessagesJob?.cancel()

129+ loadMessagesJob = scope.launch { loadMessages(event.id) }

88130 }

89131

90− Event.CreateSession -> { loading = true; error = null; emit(); scope.launch { createSession() } }

132+ Event.CreateSession -> {

133+ if (!connected) { error = "Not connected"; emit(); return }

134+ loading = true; error = null; emit()

135+ createSessionJob?.cancel()

136+ createSessionJob = scope.launch { createSession() }

137+ }

91138

92139 is Event.DeleteSession -> {

140+ if (!connected) { error = "Not connected"; emit(); return }

93141 val id = event.id

94142 // Delete on the server first; only drop it from the UI once that

95143 // succeeds, so a failed request leaves the session recoverable.

96144 loading = true; error = null; emit()

97− scope.launch {

145+ deleteSessionJob?.cancel()

146+ deleteSessionJob = scope.launch {

98147 http.delete("$serverUrl/session/$id", authHeader()).fold(

99148 onSuccess = { resp ->

100149 if (resp.code in 200..299) {

@@ -127,17 +176,32 @@ class OpencodeCore(

127176 messages.forEach { it.streaming = false }

128177 emit()

129178 val id = currentSessionId ?: return

130− scope.launch { http.postJson("$serverUrl/session/$id/abort", "{}", authHeader()) }

179+ // Debounce rapid cancel taps: cancel any in-flight abort before firing

180+ // another so we don't stack duplicate abort requests.

181+ abortJob?.cancel()

182+ abortJob = scope.launch { http.postJson("$serverUrl/session/$id/abort", "{}", authHeader()) }

131183 }

132184

133185 Event.NavigateToSessions -> {

134186 screen = Screen.Sessions

135187 currentSessionId = null

136188 messages.clear()

189+ removedMessageIds.clear()

190+ draft = ""

137191 generating = false

192+ // Clear any error from the chat (e.g. a failed send) so it doesn't

193+ // linger on the sessions list after the user navigates back.

194+ error = null

138195 loading = true

139196 emit()

140− scope.launch { loadSessions() }

197+ connectJob?.cancel()

198+ abortJob?.cancel()

199+ createSessionJob?.cancel()

200+ deleteSessionJob?.cancel()

201+ sendMessageJob?.cancel()

202+ loadMessagesJob?.cancel()

203+ loadSessionsJob?.cancel()

204+ loadSessionsJob = scope.launch { loadSessions() }

141205 }

142206

143207 Event.NavigateToConnect -> {

@@ -147,10 +211,18 @@ class OpencodeCore(

147211 generating = false

148212 sessions.clear()

149213 messages.clear()

214+ removedMessageIds.clear()

150215 currentSessionId = null

216+ draft = ""

151217 // Reset to the default so a late-firing close callback from the old

152218 // SSE connection can't flash the reconnecting banner on the next connect.

153219 sseConnected = true

220+ connectJob?.cancel()

221+ abortJob?.cancel()

222+ createSessionJob?.cancel()

223+ deleteSessionJob?.cancel()

224+ sendMessageJob?.cancel()

225+ loadMessagesJob?.cancel()

154226 closeSse()

155227 emit()

156228 }

@@ -164,13 +236,27 @@ class OpencodeCore(

164236 if (connected && sse == null) startSse()

165237 }

166238

167− fun shutdown() = closeSse()

239+ fun shutdown() {

240+ // Cancel every tracked coroutine before tearing down the stream so none can

241+ // emit into a cancelled scope after the ViewModel is cleared.

242+ connectJob?.cancel()

243+ loadSessionsJob?.cancel()

244+ createSessionJob?.cancel()

245+ loadMessagesJob?.cancel()

246+ deleteSessionJob?.cancel()

247+ sendMessageJob?.cancel()

248+ abortJob?.cancel()

249+ closeSse()

250+ }

168251

169252 // ── Effects ────────────────────────────────────────────────────────────────

170253 private fun sendMessage(raw: String) {

171254 val text = raw.trim()

172255 val session = currentSessionId ?: return

173256 if (text.isEmpty()) return

257+ // Debounce rapid double-taps on send: a send is already in flight, so a second

258+ // tap would create a duplicate user message and fire a duplicate request.

259+ if (generating) return

174260 localSeq += 1

175261 val user = MsgState("local-$localSeq", "user", System.currentTimeMillis()).apply {

176262 status = MessageStatus.Pending

@@ -186,7 +272,8 @@ class OpencodeCore(

186272 emit()

187273

188274 val body = Protocol.json.encodeToString(PromptBody.serializer(), PromptBody(listOf(TextInput(text = text))))

189− scope.launch {

275+ sendMessageJob?.cancel()

276+ sendMessageJob = scope.launch {

190277 val result = http.postJson("$serverUrl/session/$session/prompt_async", body, authHeader())

191278 result.fold(

192279 onSuccess = { resp ->

@@ -219,6 +306,10 @@ class OpencodeCore(

219306 when {

220307 resp.code == 401 -> {

221308 loading = false

309+ // A prior connection may have succeeded (connected = true); a

310+ // re-probe returning 401 (e.g. expired credentials) means we're

311+ // no longer authenticated, so drop the connected flag.

312+ connected = false

222313 // Always reveal the auth fields so the user can see/edit

223314 // their credentials — even when the ones supplied were wrong.

224315 authRequired = true

@@ -233,10 +324,14 @@ class OpencodeCore(

233324 loading = true

234325 emit()

235326 startSse()

236− loadSessions()

327+ // Route through loadSessionsJob so a prior in-flight loadSessions

328+ // (e.g. from a rapid double-connect) is cancelled first.

329+ loadSessionsJob?.cancel()

330+ loadSessionsJob = scope.launch { loadSessions() }

237331 }

238332 else -> {

239333 loading = false

334+ connected = false

240335 error = "Server returned status ${resp.code}"

241336 emit()

242337 }

@@ -244,6 +339,7 @@ class OpencodeCore(

244339 },

245340 onFailure = { e ->

246341 loading = false

342+ connected = false

247343 error = "Connection failed: ${e.message}"

248344 emit()

249345 },

@@ -256,6 +352,9 @@ class OpencodeCore(

256352 if (resp.code in 200..299) {

257353 sessions.clear()

258354 sessions.addAll(Protocol.parseSessions(resp.body).map { SessionView(it.id, displayTitle(it.title)) })

355+ // Impose a stable alphabetical order so the list doesn't shuffle with

356+ // whatever order the server happens to return sessions in.

357+ sessions.sortBy { it.title.lowercase() }

259358 } else {

260359 error = "Server returned status ${resp.code}"

261360 }

@@ -273,6 +372,10 @@ class OpencodeCore(

273372 if (session != null) {

274373 if (sessions.none { it.id == session.id }) {

275374 sessions.add(0, SessionView(session.id, displayTitle(session.title)))

375+ // Restore the alphabetical order immediately (matching loadSessions /

376+ // SessionUpserted) so the new session doesn't sit out-of-order at the

377+ // top until the SSE SessionUpserted event arrives to re-sort.

378+ sessions.sortBy { it.title.lowercase() }

276379 }

277380 emit()

278381 // SelectSession takes over the loading state (loads messages).

@@ -294,6 +397,7 @@ class OpencodeCore(

294397 loading = false

295398 if (resp.code in 200..299) {

296399 messages.clear()

400+ removedMessageIds.clear()

297401 messages.addAll(Protocol.parseMessages(resp.body).map(::messageFromWire))

298402 generating = messages.any { it.streaming }

299403 } else {

@@ -367,6 +471,9 @@ class OpencodeCore(

367471 is Protocol.Event.MessageUpdated -> {

368472 val info = event.info

369473 if (info.role != "assistant" || !isCurrent(info.sessionId)) return false

474+ // A MessageRemoved may have arrived before this (late/out-of-order) update;

475+ // don't re-create a message the server has already deleted.

476+ if (info.id in removedMessageIds) return false

370477 val streaming = info.time.completed == null && info.error == null

371478 val existing = messages.firstOrNull { it.id == info.id }

372479 if (existing != null) {

@@ -375,7 +482,7 @@ class OpencodeCore(

375482 } else {

376483 messages.add(MsgState(info.id, "assistant", info.time.created).apply { this.streaming = streaming })

377484 }

378− info.error?.let { error = it.message(); generating = false }

485+ info.error?.let { error = it.message(); messages.forEach { m -> m.streaming = false }; generating = false }

379486 return true

380487 }

381488

@@ -408,7 +515,11 @@ class OpencodeCore(

408515 return true

409516 }

410517

411− is Protocol.Event.MessageRemoved -> return messages.removeAll { it.id == event.messageId }

518+ is Protocol.Event.MessageRemoved -> {

519+ // Remember the ID so a late MessageUpdated can't resurrect the message.

520+ removedMessageIds.add(event.messageId)

521+ return messages.removeAll { it.id == event.messageId }

522+ }

412523

413524 is Protocol.Event.SessionIdle -> {

414525 if (!isCurrent(event.sessionId)) return false

@@ -434,6 +545,9 @@ class OpencodeCore(

434545 } else {

435546 sessions.add(0, SessionView(event.info.id, title))

436547 }

548+ // Keep the list alphabetically sorted (matching loadSessions) so an

549+ // upserted session doesn't jump to the top and break the ordering.

550+ sessions.sortBy { it.title.lowercase() }

437551 if (isCurrent(event.info.id)) currentSessionTitle = title

438552 return true

439553 }

app/src/main/java/soy/iko/opencode/core/SseClient.kt+1

@@ -33,6 +33,7 @@ class SseClient(

3333

3434 fun connect() {

3535 val builder = Request.Builder().url(url).header("Accept", "text/event-stream")

36+ builder.header("User-Agent", "opencode-android/1.0")

3637 if (auth != null) builder.header("Authorization", auth)

3738 source = EventSources.createFactory(client).newEventSource(builder.build(), listener)

3839 }

app/src/main/java/soy/iko/opencode/ui/OpencodeApp.kt+55−2

@@ -7,13 +7,19 @@ import androidx.compose.animation.slideOutHorizontally

77import androidx.compose.animation.togetherWith

88import androidx.compose.foundation.layout.fillMaxSize

99import androidx.compose.foundation.layout.padding

10+import androidx.compose.material3.AlertDialog

1011import androidx.compose.material3.Scaffold

1112import androidx.compose.material3.SnackbarDuration

1213import androidx.compose.material3.SnackbarHost

1314import androidx.compose.material3.SnackbarHostState

15+import androidx.compose.material3.Text

16+import androidx.compose.material3.TextButton

1417import androidx.compose.runtime.Composable

1518import androidx.compose.runtime.LaunchedEffect

19+import androidx.compose.runtime.getValue

20+import androidx.compose.runtime.mutableStateOf

1621import androidx.compose.runtime.remember

22+import androidx.compose.runtime.setValue

1723import androidx.compose.ui.Modifier

1824import soy.iko.opencode.core.Event

1925import soy.iko.opencode.core.Screen

@@ -25,6 +31,8 @@ import soy.iko.opencode.ui.screens.SessionsScreen

2531@Composable

2632fun OpencodeApp(state: UiState, dispatch: (Event) -> Unit) {

2733 val snackbar = remember { SnackbarHostState() }

34+ var showStopConfirm by remember { mutableStateOf(false) }

35+ var showDisconnectConfirm by remember { mutableStateOf(false) }

2836

2937 LaunchedEffect(state.error) {

3038 state.error?.let {

@@ -40,12 +48,57 @@ fun OpencodeApp(state: UiState, dispatch: (Event) -> Unit) {

4048

4149 BackHandler(enabled = state.screen != Screen.Connect) {

4250 when (state.screen) {

43− Screen.Chat -> dispatch(Event.NavigateToSessions)

44− Screen.Sessions -> dispatch(Event.NavigateToConnect)

51+ // Leaving mid-generation would silently drop the reply, so confirm first.

52+ Screen.Chat -> if (state.generating) showStopConfirm = true else dispatch(Event.NavigateToSessions)

53+ // Disconnecting drops the server session, so guard the back button.

54+ Screen.Sessions -> showDisconnectConfirm = true

4555 Screen.Connect -> Unit

4656 }

4757 }

4858

59+ if (showStopConfirm) {

60+ AlertDialog(

61+ onDismissRequest = { showStopConfirm = false },

62+ title = { Text("Stop generation?") },

63+ text = { Text("Leaving will stop the current generation.") },

64+ confirmButton = {

65+ TextButton(onClick = {

66+ showStopConfirm = false

67+ dispatch(Event.CancelGeneration)

68+ dispatch(Event.NavigateToSessions)

69+ }) {

70+ Text("Stop and leave")

71+ }

72+ },

73+ dismissButton = {

74+ TextButton(onClick = { showStopConfirm = false }) {

75+ Text("Stay")

76+ }

77+ },

78+ )

79+ }

80+

81+ if (showDisconnectConfirm) {

82+ AlertDialog(

83+ onDismissRequest = { showDisconnectConfirm = false },

84+ title = { Text("Disconnect?") },

85+ text = { Text("You will be disconnected from the server.") },

86+ confirmButton = {

87+ TextButton(onClick = {

88+ showDisconnectConfirm = false

89+ dispatch(Event.NavigateToConnect)

90+ }) {

91+ Text("Disconnect")

92+ }

93+ },

94+ dismissButton = {

95+ TextButton(onClick = { showDisconnectConfirm = false }) {

96+ Text("Cancel")

97+ }

98+ },

99+ )

100+ }

101+

49102 Scaffold(snackbarHost = { SnackbarHost(snackbar) }) { padding ->

50103 AnimatedContent(

51104 targetState = state.screen,

app/src/main/java/soy/iko/opencode/ui/components/MessageBubble.kt+245−8

@@ -3,6 +3,8 @@ package soy.iko.opencode.ui.components

33import android.content.ClipData

44import android.content.ClipboardManager

55import android.content.Context

6+import android.content.Intent

7+import android.net.Uri

68import android.widget.Toast

79import androidx.compose.foundation.ExperimentalFoundationApi

810import androidx.compose.foundation.background

@@ -13,6 +15,7 @@ import androidx.compose.foundation.layout.Column

1315import androidx.compose.foundation.layout.Row

1416import androidx.compose.foundation.layout.fillMaxWidth

1517import androidx.compose.foundation.layout.padding

18+import androidx.compose.foundation.layout.size

1619import androidx.compose.foundation.layout.widthIn

1720import androidx.compose.foundation.shape.RoundedCornerShape

1821import androidx.compose.foundation.text.selection.SelectionContainer

@@ -23,6 +26,9 @@ import androidx.compose.material.icons.filled.ErrorOutline

2326import androidx.compose.material.icons.filled.ExpandLess

2427import androidx.compose.material.icons.filled.ExpandMore

2528import androidx.compose.material.icons.filled.Schedule

29+import androidx.compose.material.icons.filled.SmartToy

30+import androidx.compose.material3.DropdownMenu

31+import androidx.compose.material3.DropdownMenuItem

2632import androidx.compose.material3.Icon

2733import androidx.compose.material3.MaterialTheme

2834import androidx.compose.material3.Text

@@ -36,12 +42,20 @@ import androidx.compose.ui.Modifier

3642import androidx.compose.ui.draw.clip

3743import androidx.compose.ui.graphics.Color

3844import androidx.compose.ui.platform.LocalContext

45+import androidx.compose.ui.text.AnnotatedString

46+import androidx.compose.ui.text.LinkAnnotation

3947import androidx.compose.ui.text.SpanStyle

48+import androidx.compose.ui.text.TextLinkStyles

4049import androidx.compose.ui.text.buildAnnotatedString

50+import androidx.compose.ui.text.font.FontFamily

4151import androidx.compose.ui.text.font.FontStyle

52+import androidx.compose.ui.text.font.FontWeight

53+import androidx.compose.ui.text.withLink

4254import androidx.compose.ui.text.withStyle

55+import androidx.compose.ui.text.style.TextDecoration

4356import androidx.compose.ui.text.style.TextOverflow

4457import androidx.compose.ui.unit.dp

58+import androidx.compose.ui.unit.sp

4559import soy.iko.opencode.core.MessageStatus

4660import soy.iko.opencode.core.MessageView

4761import soy.iko.opencode.core.ToolView

@@ -51,7 +65,7 @@ private val timeFormat = java.time.format.DateTimeFormatter.ofPattern("HH:mm")

5165

5266@OptIn(ExperimentalFoundationApi::class)

5367@Composable

54−fun MessageBubble(message: MessageView, modifier: Modifier = Modifier) {

68+fun MessageBubble(message: MessageView, modifier: Modifier = Modifier, onRetry: () -> Unit = {}, compactSpacing: Boolean = false) {

5569 val isUser = message.isUser

5670 val bubbleColor = if (isUser) MaterialTheme.colorScheme.primaryContainer else MaterialTheme.colorScheme.surfaceVariant

5771 val textColor = if (isUser) MaterialTheme.colorScheme.onPrimaryContainer else MaterialTheme.colorScheme.onSurface

@@ -64,11 +78,20 @@ fun MessageBubble(message: MessageView, modifier: Modifier = Modifier) {

6478 )

6579

6680 val context = LocalContext.current

81+ var showMenu by remember { mutableStateOf(false) }

6782

6883 Row(

69− modifier = modifier.fillMaxWidth().padding(horizontal = 12.dp, vertical = 4.dp),

84+ modifier = modifier.fillMaxWidth().padding(horizontal = 12.dp, vertical = if (compactSpacing) 1.dp else 4.dp),

7085 horizontalArrangement = if (isUser) Arrangement.End else Arrangement.Start,

7186 ) {

87+ if (!isUser) {

88+ Icon(

89+ Icons.Filled.SmartToy,

90+ contentDescription = null,

91+ tint = MaterialTheme.colorScheme.primary,

92+ modifier = Modifier.align(Alignment.Top).padding(end = 6.dp, top = 2.dp).size(28.dp),

93+ )

94+ }

7295 Column(

7396 modifier = Modifier

7497 .fillMaxWidth(0.85f)

@@ -79,23 +102,63 @@ fun MessageBubble(message: MessageView, modifier: Modifier = Modifier) {

79102 onClick = {},

80103 onLongClick = {

81104 if (message.text.isNotEmpty()) {

82− copyToClipboard(context, message.text)

83− Toast.makeText(context, "Copied", Toast.LENGTH_SHORT).show()

105+ showMenu = true

84106 }

85107 },

86108 )

87109 .padding(horizontal = 14.dp, vertical = 10.dp),

88110 ) {

111+ DropdownMenu(expanded = showMenu, onDismissRequest = { showMenu = false }) {

112+ DropdownMenuItem(

113+ text = { Text("Copy") },

114+ onClick = {

115+ copyToClipboard(context, message.text)

116+ Toast.makeText(context, "Copied", Toast.LENGTH_SHORT).show()

117+ showMenu = false

118+ },

119+ )

120+ DropdownMenuItem(

121+ text = { Text("Share") },

122+ onClick = {

123+ shareText(context, message.text)

124+ showMenu = false

125+ },

126+ )

127+ }

128+

89129 message.reasoning?.let { ReasoningBlock(it, context) }

90130

131+ // Give a quick overview of how many tools ran before listing them.

132+ if (message.tools.size > 1) {

133+ Text(

134+ text = "${message.tools.size} tool calls",

135+ style = MaterialTheme.typography.labelSmall,

136+ color = MaterialTheme.colorScheme.onSurfaceVariant,

137+ modifier = Modifier.padding(bottom = 4.dp),

138+ )

139+ }

140+

91141 message.tools.forEach { ToolRow(it) }

92142

93143 SelectionContainer {

94144 if (message.text.isNotEmpty()) {

145+ val linkColor = MaterialTheme.colorScheme.primary

146+ // Tint the code background off the bubble's own foreground colour so it

147+ // contrasts on both bubble types (user bubbles use primaryContainer).

148+ val codeBackground = (if (isUser) MaterialTheme.colorScheme.onPrimaryContainer else MaterialTheme.colorScheme.onSurface).copy(alpha = 0.08f)

149+ val annotatedText = remember(message.text, message.streaming, linkColor, codeBackground, context) {

150+ buildLinkedText(message.text, message.streaming, linkColor, codeBackground, context)

151+ }

95152 Text(

96− text = message.text + if (message.streaming) " ▌" else "",

153+ text = annotatedText,

97154 color = textColor,

98− style = MaterialTheme.typography.bodyLarge,

155+ // Give assistant replies (often long, code-heavy) extra line

156+ // spacing for readability; user bubbles keep the default.

157+ style = if (isUser) {

158+ MaterialTheme.typography.bodyLarge

159+ } else {

160+ MaterialTheme.typography.bodyLarge.copy(lineHeight = 22.sp)

161+ },

99162 )

100163 } else if (message.streaming && message.tools.isEmpty() && message.reasoning == null) {

101164 Text("▌", color = textColor, style = MaterialTheme.typography.bodyLarge)

@@ -112,7 +175,7 @@ fun MessageBubble(message: MessageView, modifier: Modifier = Modifier) {

112175 }

113176

114177 if (isUser && message.status != MessageStatus.Sent) {

115− StatusLine(message.status)

178+ StatusLine(message.status, onRetry = onRetry)

116179 }

117180 }

118181 }

@@ -123,6 +186,170 @@ private fun copyToClipboard(context: Context, text: String) {

123186 clipboard.setPrimaryClip(ClipData.newPlainText("message", text))

124187}

125188

189+private val urlRegex = Regex("""https?://[^\s]+""")

190+

191+/**

192+ * Render [text] as an AnnotatedString. Triple-backtick fences split the text into

193+ * prose and code segments: code segments are rendered monospace on a tinted

194+ * [codeBackground] (fences dropped), while prose has each http(s) URL turned into a

195+ * clickable link. The streaming cursor (" ▌") is appended outside any annotation.

196+ */

197+private fun buildLinkedText(

198+ text: String,

199+ streaming: Boolean,

200+ linkColor: Color,

201+ codeBackground: Color,

202+ context: Context,

203+): AnnotatedString = buildAnnotatedString {

204+ // Odd-indexed segments sit between a pair of ``` fences, so they're code. An

205+ // unclosed fence leaves the trailing segment styled as code, mirroring markdown.

206+ val segments = text.split("```")

207+ segments.forEachIndexed { index, segment ->

208+ if (index % 2 == 1) {

209+ withStyle(SpanStyle(fontFamily = FontFamily.Monospace, background = codeBackground)) {

210+ append(segment)

211+ }

212+ } else {

213+ appendLinkedText(segment, linkColor, codeBackground, context)

214+ }

215+ }

216+ if (streaming) append(" ▌")

217+}

218+

219+/**

220+ * Append [text] to the builder. Double-asterisk pairs are rendered bold; within each

221+ * segment, single-backtick pairs are rendered as inline code (monospace, backticks

222+ * dropped), and the remaining prose has each http(s) URL turned into a clickable link.

223+ * Triple-backtick fences are already stripped upstream in [buildLinkedText], so only

224+ * inline spans reach here.

225+ */

226+private fun AnnotatedString.Builder.appendLinkedText(

227+ text: String,

228+ linkColor: Color,

229+ codeBackground: Color,

230+ context: Context,

231+) {

232+ // Bold is the outermost inline layer: split on ** first so a bold span can wrap

233+ // inline code and links inside it. Odd-indexed segments sit between a pair of **

234+ // markers, so they're bold (markers dropped); even segments are ordinary prose.

235+ // Only the non-bold (even) segments get single-* italic handling — splitting a bold

236+ // segment on "*" would misfire on the leftover asterisks from the ** markers.

237+ val segments = text.split("**")

238+ // An even segment count means an odd number of ** markers, so the final ** is unclosed:

239+ // its trailing segment isn't bold. Restore the literal ** and render it as ordinary prose.

240+ val unclosed = segments.size % 2 == 0

241+ segments.forEachIndexed { index, segment ->

242+ val isUnclosedTail = unclosed && index == segments.size - 1

243+ if (index % 2 == 1 && !isUnclosedTail) {

244+ withStyle(SpanStyle(fontWeight = FontWeight.Bold)) {

245+ appendInlineCode(segment, linkColor, codeBackground, context)

246+ }

247+ } else {

248+ if (isUnclosedTail) append("**")

249+ appendItalicText(segment, linkColor, codeBackground, context)

250+ }

251+ }

252+}

253+

254+/**

255+ * Append [text] to the builder, rendering single-asterisk pairs as italic. Double

256+ * asterisks are already consumed as bold upstream in [appendLinkedText], so only lone

257+ * `*` markers reach here. Each segment then flows through inline-code and URL handling.

258+ */

259+private fun AnnotatedString.Builder.appendItalicText(

260+ text: String,

261+ linkColor: Color,

262+ codeBackground: Color,

263+ context: Context,

264+) {

265+ // Odd-indexed segments sit between a pair of single asterisks, so they're italic

266+ // (markers dropped); even segments are ordinary prose.

267+ val segments = text.split("*")

268+ // An even segment count means an odd number of * markers, so the final * is unclosed:

269+ // its trailing segment isn't italic. Restore the literal * and render it as prose.

270+ val unclosed = segments.size % 2 == 0

271+ segments.forEachIndexed { index, segment ->

272+ val isUnclosedTail = unclosed && index == segments.size - 1

273+ if (index % 2 == 1 && !isUnclosedTail) {

274+ withStyle(SpanStyle(fontStyle = FontStyle.Italic)) {

275+ appendInlineCode(segment, linkColor, codeBackground, context)

276+ }

277+ } else {

278+ if (isUnclosedTail) append("*")

279+ appendInlineCode(segment, linkColor, codeBackground, context)

280+ }

281+ }

282+}

283+

284+/**

285+ * Append [text] to the builder, rendering single-backtick pairs as inline code

286+ * (monospace, backticks dropped) and turning each http(s) URL in the remaining prose

287+ * into a clickable link.

288+ */

289+private fun AnnotatedString.Builder.appendInlineCode(

290+ text: String,

291+ linkColor: Color,

292+ codeBackground: Color,

293+ context: Context,

294+) {

295+ // Odd-indexed segments sit between a pair of single backticks, so they're inline

296+ // code. Even segments are ordinary prose and get URL linking applied.

297+ val segments = text.split("`")

298+ // An even segment count means an odd number of backtick markers, so the final backtick

299+ // is unclosed: its trailing segment isn't code. Restore the literal ` and treat as prose.

300+ val unclosed = segments.size % 2 == 0

301+ segments.forEachIndexed { index, segment ->

302+ val isUnclosedTail = unclosed && index == segments.size - 1

303+ if (index % 2 == 1 && !isUnclosedTail) {

304+ withStyle(SpanStyle(fontFamily = FontFamily.Monospace, background = codeBackground)) {

305+ append(segment)

306+ }

307+ } else {

308+ if (isUnclosedTail) append("`")

309+ appendUrls(segment, linkColor, context)

310+ }

311+ }

312+}

313+

314+/** Append [text] to the builder, turning each http(s) URL into a clickable link. */

315+private fun AnnotatedString.Builder.appendUrls(

316+ text: String,

317+ linkColor: Color,

318+ context: Context,

319+) {

320+ val matches = urlRegex.findAll(text).toList()

321+ var cursor = 0

322+ for (match in matches) {

323+ append(text.substring(cursor, match.range.first))

324+ val url = match.value

325+ withLink(

326+ LinkAnnotation.Clickable(

327+ tag = url,

328+ styles = TextLinkStyles(

329+ SpanStyle(color = linkColor, textDecoration = TextDecoration.Underline),

330+ ),

331+ linkInteractionListener = {

332+ runCatching {

333+ context.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(url)))

334+ }

335+ },

336+ ),

337+ ) {

338+ append(url)

339+ }

340+ cursor = match.range.last + 1

341+ }

342+ append(text.substring(cursor))

343+}

344+

345+private fun shareText(context: Context, text: String) {

346+ val intent = Intent(Intent.ACTION_SEND).apply {

347+ type = "text/plain"

348+ putExtra(Intent.EXTRA_TEXT, text)

349+ }

350+ context.startActivity(Intent.createChooser(intent, null))

351+}

352+

126353@Composable

127354private fun ReasoningBlock(text: String, context: Context) {

128355 var expanded by remember { mutableStateOf(false) }

@@ -220,7 +447,7 @@ private fun ToolRow(tool: ToolView) {

220447}

221448

222449@Composable

223−private fun StatusLine(status: MessageStatus) {

450+private fun StatusLine(status: MessageStatus, onRetry: () -> Unit) {

224451 val (icon, label, tint) = when (status) {

225452 MessageStatus.Pending -> Triple(Icons.Filled.Schedule, "Sending…", MaterialTheme.colorScheme.onPrimaryContainer)

226453 MessageStatus.Failed -> Triple(Icons.Filled.ErrorOutline, "Failed to send", MaterialTheme.colorScheme.error)

@@ -238,5 +465,15 @@ private fun StatusLine(status: MessageStatus) {

238465 color = tint,

239466 modifier = Modifier.padding(start = 4.dp),

240467 )

468+ if (status == MessageStatus.Failed) {

469+ Text(

470+ text = "Retry",

471+ style = MaterialTheme.typography.labelSmall,

472+ color = MaterialTheme.colorScheme.primary,

473+ modifier = Modifier

474+ .padding(start = 12.dp)

475+ .clickable { onRetry() },

476+ )

477+ }

241478 }

242479}

app/src/main/java/soy/iko/opencode/ui/screens/ChatScreen.kt+280−17

@@ -1,38 +1,57 @@

11package soy.iko.opencode.ui.screens

3+import android.content.ClipData

4+import android.content.ClipboardManager

5+import android.content.Context

6+import android.widget.Toast

37import androidx.compose.animation.AnimatedVisibility

8+import androidx.compose.animation.core.RepeatMode

9+import androidx.compose.animation.core.animateFloat

10+import androidx.compose.animation.core.infiniteRepeatable

11+import androidx.compose.animation.core.rememberInfiniteTransition

12+import androidx.compose.animation.core.tween

413import androidx.compose.animation.fadeIn

514import androidx.compose.animation.fadeOut

615import androidx.compose.animation.scaleIn

716import androidx.compose.animation.scaleOut

17+import androidx.compose.foundation.ExperimentalFoundationApi

818import androidx.compose.foundation.background

919import androidx.compose.foundation.clickable

20+import androidx.compose.foundation.combinedClickable

1021import androidx.compose.foundation.layout.Arrangement

1122import androidx.compose.foundation.layout.Box

1223import androidx.compose.foundation.layout.BoxScope

1324import androidx.compose.foundation.layout.Column

1425import androidx.compose.foundation.layout.Row

26+import androidx.compose.foundation.layout.Spacer

1527import androidx.compose.foundation.layout.fillMaxSize

1628import androidx.compose.foundation.layout.fillMaxWidth

29+import androidx.compose.foundation.layout.heightIn

1730import androidx.compose.foundation.layout.PaddingValues

31+import androidx.compose.foundation.layout.WindowInsets

32+import androidx.compose.foundation.layout.ime

1833import androidx.compose.foundation.layout.imePadding

1934import androidx.compose.foundation.layout.padding

2035import androidx.compose.foundation.layout.size

2136import androidx.compose.foundation.lazy.LazyColumn

22−import androidx.compose.foundation.lazy.items

37+import androidx.compose.foundation.lazy.itemsIndexed

2338import androidx.compose.foundation.lazy.rememberLazyListState

2439import androidx.compose.foundation.shape.CircleShape

40+import androidx.compose.foundation.shape.RoundedCornerShape

2541import androidx.compose.foundation.text.KeyboardActions

2642import androidx.compose.foundation.text.KeyboardOptions

2743import androidx.compose.material.icons.Icons

2844import androidx.compose.material.icons.automirrored.filled.ArrowBack

2945import androidx.compose.material.icons.automirrored.filled.Send

46+import androidx.compose.material.icons.filled.ChatBubbleOutline

3047import androidx.compose.material.icons.filled.Close

3148import androidx.compose.material.icons.filled.KeyboardArrowDown

49+import androidx.compose.material.icons.filled.KeyboardArrowUp

3250import androidx.compose.material.icons.filled.Stop

3351import androidx.compose.material3.CircularProgressIndicator

3452import androidx.compose.material3.ExperimentalMaterial3Api

3553import androidx.compose.material3.FilledIconButton

54+import androidx.compose.material3.FilledTonalButton

3655import androidx.compose.material3.FloatingActionButton

3756import androidx.compose.material3.Icon

3857import androidx.compose.material3.IconButton

@@ -42,6 +61,7 @@ import androidx.compose.material3.OutlinedTextField

4261import androidx.compose.material3.Scaffold

4362import androidx.compose.material3.Surface

4463import androidx.compose.material3.Text

64+import androidx.compose.material3.TextButton

4565import androidx.compose.material3.TopAppBar

4666import androidx.compose.runtime.Composable

4767import androidx.compose.runtime.LaunchedEffect

@@ -55,8 +75,13 @@ import androidx.compose.ui.Alignment

5575import androidx.compose.ui.Modifier

5676import androidx.compose.ui.draw.clip

5777import androidx.compose.ui.hapticfeedback.HapticFeedbackType

78+import androidx.compose.ui.platform.LocalClipboardManager

79+import androidx.compose.ui.platform.LocalContext

80+import androidx.compose.ui.platform.LocalDensity

5881import androidx.compose.ui.platform.LocalHapticFeedback

82+import androidx.compose.ui.text.font.FontStyle

5983import androidx.compose.ui.text.input.ImeAction

84+import androidx.compose.ui.text.style.TextAlign

6085import androidx.compose.ui.text.style.TextOverflow

6186import androidx.compose.ui.unit.dp

6287import kotlinx.coroutines.launch

@@ -64,11 +89,17 @@ import soy.iko.opencode.core.Event

6489import soy.iko.opencode.core.UiState

6590import soy.iko.opencode.ui.components.MessageBubble

6691

67−@OptIn(ExperimentalMaterial3Api::class)

92+@OptIn(ExperimentalMaterial3Api::class, ExperimentalFoundationApi::class)

6893@Composable

6994fun ChatScreen(state: UiState, dispatch: (Event) -> Unit) {

7095 val listState = rememberLazyListState()

7196 val coroutineScope = rememberCoroutineScope()

97+ val context = LocalContext.current

98+

99+ // Hide the jump-to-bottom FAB while the keyboard is up: it would otherwise

100+ // sit over the top of the IME. Reading the ime inset bottom during composition

101+ // observes snapshot state, so this flips as the keyboard opens/closes.

102+ val isImeVisible = WindowInsets.ime.getBottom(LocalDensity.current) > 0

72103

73104 // Show a jump-to-bottom button once the user scrolls up away from the latest

74105 // message. derivedStateOf keeps this from recomposing on every pixel of scroll —

@@ -82,6 +113,12 @@ fun ChatScreen(state: UiState, dispatch: (Event) -> Unit) {

82113 }

83114 }

84115

116+ // Offer a jump-to-top shortcut once the conversation is long and the user has

117+ // scrolled a few messages down — saves flick-scrolling back through history.

118+ val showScrollTop by remember {

119+ derivedStateOf { state.messages.size > 10 && listState.firstVisibleItemIndex > 3 }

120+ }

121+

85122 // Track how many messages the user has "seen" (i.e. was at the bottom for). While

86123 // they're scrolled up, any messages beyond that count are unseen — flag the FAB.

87124 var lastSeenCount by remember { mutableStateOf(0) }

@@ -111,11 +148,20 @@ fun ChatScreen(state: UiState, dispatch: (Event) -> Unit) {

111148 topBar = {

112149 TopAppBar(

113150 title = {

151+ val title = state.currentSessionTitle.ifEmpty { "Chat" }

114152 Text(

115− text = state.currentSessionTitle.ifEmpty { "Chat" },

153+ text = if (state.messages.isNotEmpty()) "$title (${state.messages.size})" else title,

116154 maxLines = 1,

117155 overflow = TextOverflow.Ellipsis,

118− modifier = Modifier.clickable { dispatch(Event.NavigateToSessions) },

156+ modifier = Modifier.combinedClickable(

157+ onClick = { dispatch(Event.NavigateToSessions) },

158+ onLongClick = {

159+ state.currentSessionId?.let { id ->

160+ copyToClipboard(context, id)

161+ Toast.makeText(context, "Session ID copied", Toast.LENGTH_SHORT).show()

162+ }

163+ },

164+ ),

119165 )

120166 },

121167 navigationIcon = {

@@ -159,33 +205,78 @@ fun ChatScreen(state: UiState, dispatch: (Event) -> Unit) {

159205 }

160206 Box(Modifier.fillMaxWidth().weight(1f)) {

161207 if (state.messages.isEmpty() && !state.loading) {

162− Text(

163− text = "Send a message to start the conversation.",

164− style = MaterialTheme.typography.bodyMedium,

165− color = MaterialTheme.colorScheme.onSurfaceVariant,

208+ Column(

166209 modifier = Modifier.align(Alignment.Center).padding(32.dp),

167− )

210+ horizontalAlignment = Alignment.CenterHorizontally,

211+ ) {

212+ Icon(

213+ Icons.Filled.ChatBubbleOutline,

214+ contentDescription = null,

215+ modifier = Modifier.size(48.dp),

216+ tint = MaterialTheme.colorScheme.primary.copy(alpha = 0.5f),

217+ )

218+ Spacer(Modifier.size(16.dp))

219+ Text(

220+ text = "Send a message to start the conversation.",

221+ style = MaterialTheme.typography.bodyMedium,

222+ color = MaterialTheme.colorScheme.onSurfaceVariant,

223+ textAlign = TextAlign.Center,

224+ )

225+ }

168226 }

169227 LazyColumn(

170228 state = listState,

171229 modifier = Modifier.fillMaxSize(),

172230 contentPadding = PaddingValues(vertical = 8.dp),

173231 ) {

174− items(state.messages, key = { it.id }) { message ->

175− MessageBubble(message)

232+ itemsIndexed(state.messages, key = { _, message -> message.id }) { index, message ->

233+ // Insert a date separator whenever a message falls on a different

234+ // calendar day than the one before it (and above the first message).

235+ val previous = state.messages.getOrNull(index - 1)

236+ if (shouldShowDateSeparator(previous, message)) {

237+ DateSeparator(message.time)

238+ }

239+ val sameSenderAsPrevious = index > 0 && state.messages[index - 1].isUser == message.isUser

240+ MessageBubble(

241+ message,

242+ onRetry = { dispatch(Event.SendMessage(message.text)) },

243+ compactSpacing = sameSenderAsPrevious,

244+ )

245+ }

246+ // While the assistant is spinning up but hasn't emitted a streaming

247+ // message yet (only the user's message is present), show a typing

248+ // indicator so the wait doesn't look like a stall.

249+ if (state.generating && state.messages.none { it.streaming }) {

250+ item(key = "typing-indicator") {

251+ TypingIndicator()

252+ }

176253 }

177254 }

178255 ScrollToBottomButton(

179− visible = showScrollButton,

256+ visible = showScrollButton && !isImeVisible,

180257 showBadge = hasUnseenMessages,

181258 onClick = {

182259 coroutineScope.launch {

183260 if (state.messages.isNotEmpty()) {

184− listState.animateScrollToItem(state.messages.size - 1)

261+ // When the typing indicator is showing it occupies the item

262+ // just past the last message, so scroll one further to reach it.

263+ val target = if (state.generating && state.messages.none { it.streaming })

264+ state.messages.size

265+ else

266+ state.messages.size - 1

267+ listState.animateScrollToItem(target)

185268 }

186269 }

187270 },

188271 )

272+ ScrollToTopButton(

273+ visible = showScrollTop,

274+ onClick = {

275+ coroutineScope.launch {

276+ listState.animateScrollToItem(0)

277+ }

278+ },

279+ )

189280 }

190281 }

191282 }

@@ -225,6 +316,123 @@ private fun BoxScope.ScrollToBottomButton(visible: Boolean, showBadge: Boolean,

225316 }

226317}

227318

319+// Mirror of ScrollToBottomButton, pinned to the top-start corner. Same BoxScope

320+// extension trick so the top-level AnimatedVisibility overload resolves cleanly.

321+@Composable

322+private fun BoxScope.ScrollToTopButton(visible: Boolean, onClick: () -> Unit) {

323+ AnimatedVisibility(

324+ visible = visible,

325+ modifier = Modifier.align(Alignment.TopStart),

326+ enter = scaleIn() + fadeIn(),

327+ exit = scaleOut() + fadeOut(),

328+ ) {

329+ Box(Modifier.padding(16.dp)) {

330+ FloatingActionButton(

331+ onClick = onClick,

332+ modifier = Modifier.size(44.dp),

333+ ) {

334+ Icon(

335+ Icons.Filled.KeyboardArrowUp,

336+ contentDescription = "Scroll to top",

337+ )

338+ }

339+ }

340+ }

341+}

342+

343+private fun copyToClipboard(context: Context, text: String) {

344+ val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager

345+ clipboard.setPrimaryClip(ClipData.newPlainText("session", text))

346+}

347+

348+private val dateSeparatorFormat = java.time.format.DateTimeFormatter.ofPattern("MMM d")

349+

350+/** Convert an epoch-millis timestamp to the local calendar day it falls on. */

351+private fun localDayOf(epochMillis: Long): java.time.LocalDate =

352+ java.time.Instant.ofEpochMilli(epochMillis)

353+ .atZone(java.time.ZoneId.systemDefault())

354+ .toLocalDate()

355+

356+/**

357+ * A separator is shown above a message when it starts a new calendar day — i.e. the

358+ * first timestamped message, or one whose day differs from the previous message's.

359+ * Messages without a valid time (time <= 0) never get one.

360+ */

361+private fun shouldShowDateSeparator(previous: soy.iko.opencode.core.MessageView?, current: soy.iko.opencode.core.MessageView): Boolean {

362+ if (current.time <= 0) return false

363+ if (previous == null || previous.time <= 0) return true

364+ return localDayOf(previous.time) != localDayOf(current.time)

365+}

366+

367+/** Human-friendly day label: "Today", "Yesterday", or "MMM d" (e.g. "Jul 8"). */

368+private fun dateSeparatorLabel(day: java.time.LocalDate): String {

369+ val today = java.time.LocalDate.now()

370+ return when (day) {

371+ today -> "Today"

372+ today.minusDays(1) -> "Yesterday"

373+ else -> day.format(dateSeparatorFormat)

374+ }

375+}

376+

377+@Composable

378+private fun DateSeparator(epochMillis: Long) {

379+ Text(

380+ text = dateSeparatorLabel(localDayOf(epochMillis)),

381+ style = MaterialTheme.typography.labelSmall,

382+ color = MaterialTheme.colorScheme.onSurfaceVariant,

383+ textAlign = TextAlign.Center,

384+ modifier = Modifier.fillMaxWidth().padding(vertical = 8.dp),

385+ )

386+}

387+

388+// Assistant-style bubble with three sequentially-pulsing dots, shown as a stand-in

389+// until the real streaming reply starts. Mirrors MessageBubble's left-aligned,

390+// surfaceVariant look so it reads as an incoming message.

391+@Composable

392+private fun TypingIndicator() {

393+ val shape = RoundedCornerShape(topStart = 16.dp, topEnd = 16.dp, bottomStart = 4.dp, bottomEnd = 16.dp)

394+ val transition = rememberInfiniteTransition(label = "typing")

395+ Row(

396+ modifier = Modifier.fillMaxWidth().padding(horizontal = 12.dp, vertical = 4.dp),

397+ horizontalArrangement = Arrangement.Start,

398+ ) {

399+ Row(

400+ modifier = Modifier

401+ .clip(shape)

402+ .background(MaterialTheme.colorScheme.surfaceVariant)

403+ .padding(horizontal = 14.dp, vertical = 12.dp),

404+ verticalAlignment = Alignment.CenterVertically,

405+ horizontalArrangement = Arrangement.spacedBy(6.dp),

406+ ) {

407+ Text(

408+ text = "Thinking",

409+ style = MaterialTheme.typography.bodyMedium.copy(fontStyle = FontStyle.Italic),

410+ color = MaterialTheme.colorScheme.onSurfaceVariant,

411+ )

412+ Row(horizontalArrangement = Arrangement.spacedBy(4.dp)) {

413+ // Stagger the three dots so they fade in and out in sequence.

414+ listOf(0, 150, 300).forEach { staggerMs ->

415+ val alpha by transition.animateFloat(

416+ initialValue = 0.2f,

417+ targetValue = 1f,

418+ animationSpec = infiniteRepeatable(

419+ animation = tween(durationMillis = 600, delayMillis = staggerMs),

420+ repeatMode = RepeatMode.Reverse,

421+ ),

422+ label = "dot",

423+ )

424+ Box(

425+ modifier = Modifier

426+ .size(6.dp)

427+ .clip(CircleShape)

428+ .background(MaterialTheme.colorScheme.onSurfaceVariant.copy(alpha = alpha)),

429+ )

430+ }

431+ }

432+ }

433+ }

434+}

435+

228436@Composable

229437private fun ReconnectingBanner() {

230438 Surface(

@@ -289,27 +497,70 @@ private fun ChatInputBar(

289497 onStop: () -> Unit,

290498) {

291499 val haptic = LocalHapticFeedback.current

500+ val clipboardManager = LocalClipboardManager.current

292501 Surface(tonalElevation = 3.dp) {

293− Row(

502+ Column(

294503 modifier = Modifier.fillMaxWidth().imePadding().padding(horizontal = 12.dp, vertical = 8.dp),

504+ ) {

505+ Row(

506+ modifier = Modifier.fillMaxWidth(),

295507 verticalAlignment = Alignment.Bottom,

296508 horizontalArrangement = Arrangement.spacedBy(8.dp),

297509 ) {

298510 OutlinedTextField(

299511 value = draft,

300512 onValueChange = onDraftChange,

301− modifier = Modifier.weight(1f),

513+ modifier = Modifier.weight(1f).heightIn(min = 48.dp),

302514 enabled = !loading,

303515 placeholder = { Text("Message opencode…") },

304516 maxLines = 5,

517+ // Offer a quick way to wipe the draft once there's something to clear

518+ // and we're not mid-generation (where the field is a poor place to fuss).

519+ trailingIcon = if (draft.isNotEmpty() && !generating) {

520+ {

521+ IconButton(

522+ onClick = { onDraftChange("") },

523+ modifier = Modifier.size(20.dp),

524+ ) {

525+ Icon(

526+ Icons.Filled.Close,

527+ contentDescription = "Clear draft",

528+ modifier = Modifier.size(16.dp),

529+ )

530+ }

531+ }

532+ } else {

533+ null

534+ },

535+ // Surface a running count once the draft gets long, so the user has a

536+ // sense of scale before sending a wall of text.

537+ supportingText = if (draft.length > 500) {

538+ {

539+ Text(

540+ text = "${draft.length} characters",

541+ style = MaterialTheme.typography.labelSmall,

542+ color = MaterialTheme.colorScheme.onSurfaceVariant,

543+ textAlign = TextAlign.End,

544+ modifier = Modifier.fillMaxWidth(),

545+ )

546+ }

547+ } else {

548+ null

549+ },

305550 keyboardOptions = KeyboardOptions(imeAction = ImeAction.Send),

306551 keyboardActions = KeyboardActions(onSend = {

307552 if (!generating && !loading && draft.isNotBlank()) onSend()

308553 }),

309554 )

310555 if (generating) {

311− FilledIconButton(onClick = onStop) {

312− Icon(Icons.Filled.Stop, contentDescription = "Stop generating")

556+ FilledTonalButton(onClick = onStop) {

557+ Icon(

558+ Icons.Filled.Stop,

559+ contentDescription = null,

560+ modifier = Modifier.size(18.dp),

561+ )

562+ Spacer(Modifier.size(6.dp))

563+ Text("Stop")

313564 }

314565 } else {

315566 FilledIconButton(

@@ -323,5 +574,17 @@ private fun ChatInputBar(

323574 }

324575 }

325576 }

577+ // With nothing typed yet, offer a one-tap way to drop in clipboard contents.

578+ if (draft.isEmpty() && !generating && !loading) {

579+ TextButton(

580+ onClick = {

581+ clipboardManager.getText()?.text?.let { onDraftChange(it) }

582+ },

583+ contentPadding = PaddingValues(0.dp),

584+ ) {

585+ Text("Paste")

586+ }

587+ }

588+ }

326589 }

327590}

app/src/main/java/soy/iko/opencode/ui/screens/ConnectScreen.kt+49−2

@@ -101,6 +101,30 @@ fun ConnectScreen(state: UiState, dispatch: (Event) -> Unit) {

101101 enabled = !state.loading,

102102 )

103103

104+ // Point first-time users at the expected address format. Hidden once they

105+ // start typing so it doesn't compete with the field's own contents.

106+ if (state.serverUrl.isEmpty()) {

107+ Spacer(Modifier.height(6.dp))

108+ Text(

109+ text = "Enter the URL of your opencode server (e.g. http://192.168.1.10:4096)",

110+ style = MaterialTheme.typography.bodySmall,

111+ color = MaterialTheme.colorScheme.onSurfaceVariant,

112+ textAlign = TextAlign.Center,

113+ )

114+ }

115+

116+ // Nudge the user if the URL looks like it's missing a scheme — a bare host:port

117+ // won't connect. Informational (tertiary), not an error, since it's a heuristic.

118+ if (state.serverUrl.isNotBlank() && "://" !in state.serverUrl && !state.serverUrl.startsWith("http")) {

119+ Spacer(Modifier.height(6.dp))

120+ Text(

121+ text = "Tip: Add http:// if connecting to a local server",

122+ style = MaterialTheme.typography.bodySmall,

123+ color = MaterialTheme.colorScheme.tertiary,

124+ textAlign = TextAlign.Center,

125+ )

126+ }

127+

104128 if (state.authRequired) {

105129 Spacer(Modifier.height(12.dp))

106130 OutlinedTextField(

@@ -131,7 +155,15 @@ fun ConnectScreen(state: UiState, dispatch: (Event) -> Unit) {

131155 },

132156 modifier = Modifier.fillMaxWidth(),

133157 keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Password, imeAction = ImeAction.Go),

134− keyboardActions = KeyboardActions(onGo = { dispatch(Event.Connect) }),

158+ keyboardActions = KeyboardActions(onGo = {

159+ // Mirror the connect button's enabled condition so the keyboard's

160+ // Go action can't fire a request the form isn't ready for.

161+ if (!state.loading && state.serverUrl.isNotBlank() &&

162+ (!state.authRequired || state.username.isNotBlank() || state.password.isNotBlank())

163+ ) {

164+ dispatch(Event.Connect)

165+ }

166+ }),

135167 enabled = !state.loading,

136168 )

137169 Spacer(Modifier.height(4.dp))

@@ -146,7 +178,10 @@ fun ConnectScreen(state: UiState, dispatch: (Event) -> Unit) {

146178

147179 Button(

148180 onClick = { dispatch(Event.Connect) },

149− enabled = !state.loading && state.serverUrl.isNotBlank(),

181+ // When auth is required, keep the button disabled until at least one

182+ // credential is entered — otherwise it just triggers a validation error.

183+ enabled = !state.loading && state.serverUrl.isNotBlank() &&

184+ (!state.authRequired || state.username.isNotBlank() || state.password.isNotBlank()),

150185 modifier = Modifier.fillMaxWidth(),

151186 ) {

152187 if (state.loading) {

@@ -160,6 +195,18 @@ fun ConnectScreen(state: UiState, dispatch: (Event) -> Unit) {

160195 }

161196 }

162197

198+ // While connecting (including auto-connect on launch), echo the target URL

199+ // so the user knows what the spinner is waiting on.

200+ if (state.loading) {

201+ Spacer(Modifier.height(8.dp))

202+ Text(

203+ text = "Connecting to ${state.serverUrl}...",

204+ style = MaterialTheme.typography.bodySmall,

205+ color = MaterialTheme.colorScheme.onSurfaceVariant,

206+ textAlign = TextAlign.Center,

207+ )

208+ }

209+

163210 // Surface the error inline as well, so it stays visible while the user

164211 // corrects the form (the snackbar is transient).

165212 if (state.error != null && !state.loading) {

app/src/main/java/soy/iko/opencode/ui/screens/SessionsScreen.kt+108−34

@@ -1,7 +1,13 @@

11package soy.iko.opencode.ui.screens

3+import android.content.ClipData

4+import android.content.ClipboardManager

5+import android.content.Context

6+import android.widget.Toast

7+import androidx.compose.foundation.ExperimentalFoundationApi

38import androidx.compose.foundation.background

49import androidx.compose.foundation.clickable

10+import androidx.compose.foundation.combinedClickable

511import androidx.compose.foundation.layout.Arrangement

612import androidx.compose.foundation.layout.Box

713import androidx.compose.foundation.layout.Column

@@ -15,6 +21,8 @@ import androidx.compose.foundation.layout.padding

1521import androidx.compose.foundation.layout.size

1622import androidx.compose.foundation.lazy.LazyColumn

1723import androidx.compose.foundation.lazy.items

24+import androidx.compose.foundation.lazy.rememberLazyListState

25+import androidx.compose.foundation.shape.CircleShape

1826import androidx.compose.material.icons.Icons

1927import androidx.compose.material.icons.automirrored.filled.ArrowBack

2028import androidx.compose.material.icons.filled.Add

@@ -50,8 +58,12 @@ import androidx.compose.runtime.remember

5058import androidx.compose.runtime.setValue

5159import androidx.compose.ui.Alignment

5260import androidx.compose.ui.Modifier

61+import androidx.compose.ui.draw.clip

62+import androidx.compose.ui.graphics.Color

5363import androidx.compose.ui.hapticfeedback.HapticFeedbackType

64+import androidx.compose.ui.platform.LocalContext

5465import androidx.compose.ui.platform.LocalHapticFeedback

66+import androidx.compose.ui.text.style.TextAlign

5567import androidx.compose.ui.text.style.TextOverflow

5668import androidx.compose.ui.unit.dp

5769import soy.iko.opencode.core.Event

@@ -65,6 +77,15 @@ fun SessionsScreen(state: UiState, dispatch: (Event) -> Unit) {

6577 var pendingDeleteId by remember { mutableStateOf<String?>(null) }

6678 var isPullRefreshing by remember { mutableStateOf(false) }

6779 var searchQuery by remember { mutableStateOf("") }

80+ val sessionsListState = rememberLazyListState()

81+

82+ // Bring a newly created session (which lands at the top of the list) into view.

83+ // Only scroll when the list actually grows, not on every reload of the same sessions.

84+ var prevSize by remember { mutableStateOf(state.sessions.size) }

85+ LaunchedEffect(state.sessions.size) {

86+ if (state.sessions.size > prevSize) sessionsListState.animateScrollToItem(0)

87+ prevSize = state.sessions.size

88+ }

6889

6990 // The pull-to-refresh spinner should only reflect a user-initiated pull, not

7091 // every loading operation. Clear it once the underlying load completes.

@@ -98,7 +119,23 @@ fun SessionsScreen(state: UiState, dispatch: (Event) -> Unit) {

98119 Scaffold(

99120 topBar = {

100121 TopAppBar(

101− title = { Text("Sessions") },

122+ title = {

123+ Row(verticalAlignment = Alignment.CenterVertically) {

124+ // A quick at-a-glance health dot for the SSE stream: green when

125+ // connected, error-tinted when the stream is down (updates stall).

126+ Box(

127+ modifier = Modifier

128+ .size(8.dp)

129+ .clip(CircleShape)

130+ .background(

131+ if (state.sseConnected) Color(0xFF4CAF50)

132+ else MaterialTheme.colorScheme.error,

133+ ),

134+ )

135+ Spacer(Modifier.size(8.dp))

136+ Text(if (state.sessions.isNotEmpty()) "Sessions (${state.sessions.size})" else "Sessions")

137+ }

138+ },

102139 navigationIcon = {

103140 IconButton(onClick = { dispatch(Event.NavigateToConnect) }) {

104141 Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "Disconnect")

@@ -112,11 +149,15 @@ fun SessionsScreen(state: UiState, dispatch: (Event) -> Unit) {

112149 )

113150 },

114151 floatingActionButton = {

115− ExtendedFloatingActionButton(

116− onClick = { dispatch(Event.CreateSession) },

117− icon = { Icon(Icons.Filled.Add, contentDescription = null) },

118− text = { Text("New session") },

119− )

152+ // Give the search results the full width while searching — the FAB would

153+ // otherwise cover the bottom rows and isn't relevant mid-search anyway.

154+ if (searchQuery.isEmpty()) {

155+ ExtendedFloatingActionButton(

156+ onClick = { dispatch(Event.CreateSession) },

157+ icon = { Icon(Icons.Filled.Add, contentDescription = null) },

158+ text = { Text("New session") },

159+ )

160+ }

120161 },

121162 ) { padding ->

122163 Column(Modifier.fillMaxSize().padding(padding)) {

@@ -158,32 +199,37 @@ fun SessionsScreen(state: UiState, dispatch: (Event) -> Unit) {

158199 state = rememberPullToRefreshState(),

159200 ) {

160201 LazyColumn(

202+ state = sessionsListState,

161203 modifier = Modifier.fillMaxSize(),

162204 contentPadding = PaddingValues(bottom = 88.dp),

163205 ) {

164206 items(filteredSessions, key = { it.id }) { session ->

165− val dismissState = rememberSwipeToDismissBoxState(

166− // Only a swipe from the end (right-to-left) triggers deletion;

167− // return false so the row snaps back and the confirm dialog decides.

168− confirmValueChange = { value ->

169− if (value == SwipeToDismissBoxValue.EndToStart) {

170− pendingDeleteId = session.id

171− }

172− false

173− },

174− )

175− SwipeToDismissBox(

176− state = dismissState,

177− enableDismissFromStartToEnd = false,

178− backgroundContent = { SwipeDeleteBackground() },

179− ) {

180− SessionRow(

181− session = session,

182− onOpen = { dispatch(Event.SelectSession(session.id)) },

183− onDelete = { pendingDeleteId = session.id },

207+ // animateItem() slides the remaining rows into place when one is

208+ // deleted (and fades new rows in) instead of snapping instantly.

209+ Column(modifier = Modifier.animateItem()) {

210+ val dismissState = rememberSwipeToDismissBoxState(

211+ // Only a swipe from the end (right-to-left) triggers deletion;

212+ // return false so the row snaps back and the confirm dialog decides.

213+ confirmValueChange = { value ->

214+ if (value == SwipeToDismissBoxValue.EndToStart) {

215+ pendingDeleteId = session.id

216+ }

217+ false

218+ },

184219 )

220+ SwipeToDismissBox(

221+ state = dismissState,

222+ enableDismissFromStartToEnd = false,

223+ backgroundContent = { SwipeDeleteBackground() },

224+ ) {

225+ SessionRow(

226+ session = session,

227+ onOpen = { dispatch(Event.SelectSession(session.id)) },

228+ onDelete = { pendingDeleteId = session.id },

229+ )

230+ }

231+ HorizontalDivider(color = MaterialTheme.colorScheme.outline.copy(alpha = 0.25f))

185232 }

186− HorizontalDivider(color = MaterialTheme.colorScheme.outline.copy(alpha = 0.25f))

187233 }

188234 }

189235 }

@@ -192,13 +238,21 @@ fun SessionsScreen(state: UiState, dispatch: (Event) -> Unit) {

192238 }

193239}

194240

241+@OptIn(ExperimentalFoundationApi::class)

195242@Composable

196243private fun SessionRow(session: SessionView, onOpen: () -> Unit, onDelete: () -> Unit) {

244+ val context = LocalContext.current

197245 Row(

198246 modifier = Modifier

199247 .fillMaxWidth()

200248 .background(MaterialTheme.colorScheme.surface)

201− .clickable(onClick = onOpen)

249+ .combinedClickable(

250+ onClick = onOpen,

251+ onLongClick = {

252+ copyToClipboard(context, session.id)

253+ Toast.makeText(context, "Session ID copied", Toast.LENGTH_SHORT).show()

254+ },

255+ )

202256 .padding(start = 20.dp, end = 8.dp, top = 14.dp, bottom = 14.dp),

203257 verticalAlignment = Alignment.CenterVertically,

204258 ) {

@@ -233,13 +287,13 @@ private fun SessionRow(session: SessionView, onOpen: () -> Unit, onDelete: () ->

233287 Icon(

234288 Icons.Filled.DeleteOutline,

235289 contentDescription = "Delete session",

236− tint = MaterialTheme.colorScheme.onSurfaceVariant,

290+ tint = MaterialTheme.colorScheme.error,

237291 )

238292 }

239293 }

240294}

241295

242−/** Red background with a trailing delete icon, revealed while swiping a session row away. */

296+/** Red background with a trailing delete icon and label, revealed while swiping a session row away. */

243297@Composable

244298private fun SwipeDeleteBackground() {

245299 Box(

@@ -249,11 +303,19 @@ private fun SwipeDeleteBackground() {

249303 .padding(horizontal = 24.dp),

250304 contentAlignment = Alignment.CenterEnd,

251305 ) {

252− Icon(

253− Icons.Filled.DeleteOutline,

254− contentDescription = null,

255− tint = MaterialTheme.colorScheme.onError,

256− )

306+ Row(verticalAlignment = Alignment.CenterVertically) {

307+ Icon(

308+ Icons.Filled.DeleteOutline,

309+ contentDescription = null,

310+ tint = MaterialTheme.colorScheme.onError,

311+ )

312+ Text(

313+ text = "Delete",

314+ style = MaterialTheme.typography.labelLarge,

315+ color = MaterialTheme.colorScheme.onError,

316+ modifier = Modifier.padding(start = 4.dp),

317+ )

318+ }

257319 }

258320}

259321

@@ -283,6 +345,11 @@ private fun ReconnectingBanner() {

283345 }

284346}

285347

348+private fun copyToClipboard(context: Context, text: String) {

349+ val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager

350+ clipboard.setPrimaryClip(ClipData.newPlainText("session", text))

351+}

352+

286353/** Shorten a session ID for display: "abc12345…" instead of the full UUID. */

287354private fun shortSessionId(id: String): String =

288355 if (id.length > 12) id.take(8) + "…" else id

@@ -324,5 +391,12 @@ private fun EmptySessions() {

324391 style = MaterialTheme.typography.bodyMedium,

325392 color = MaterialTheme.colorScheme.onSurfaceVariant,

326393 )

394+ Spacer(Modifier.height(8.dp))

395+ Text(

396+ text = "Sessions you create on this server will appear here.",

397+ style = MaterialTheme.typography.bodySmall,

398+ color = MaterialTheme.colorScheme.onSurfaceVariant,

399+ textAlign = TextAlign.Center,

400+ )

327401 }

328402}

app/src/main/java/soy/iko/opencode/ui/theme/Theme.kt+23−1

@@ -14,7 +14,18 @@ import androidx.compose.ui.platform.LocalContext

1414private val DarkColors = darkColorScheme(

1515 primary = Emerald,

1616 onPrimary = Color(0xFF0F1115),

17+ primaryContainer = Color(0xFF1A3D2A),

18+ onPrimaryContainer = Color(0xFFA8E6C1),

1719 secondary = EmeraldDark,

20+ onSecondary = Color(0xFFE6E9EF),

21+ secondaryContainer = Color(0xFF1A2A3D),

22+ onSecondaryContainer = Color(0xFFA8C5E6),

23+ tertiary = Color(0xFF6B7280),

24+ onTertiary = Color(0xFFE6E9EF),

25+ tertiaryContainer = Color(0xFF2A2A3D),

26+ onTertiaryContainer = Color(0xFFC5C5E6),

27+ errorContainer = Color(0xFF4D2626),

28+ onErrorContainer = Color(0xFFFFB4B4),

1829 background = DarkBackground,

1930 surface = DarkSurface,

2031 surfaceVariant = DarkSurfaceVariant,

@@ -24,7 +35,18 @@ private val DarkColors = darkColorScheme(

2435

2536private val LightColors = lightColorScheme(

2637 primary = EmeraldDark,

38+ primaryContainer = Color(0xFFD7F5E3),

39+ onPrimaryContainer = Color(0xFF0A3D22),

2740 secondary = Emerald,

41+ onSecondary = Color(0xFF1A1C1F),

42+ secondaryContainer = Color(0xFFD7E8F5),

43+ onSecondaryContainer = Color(0xFF0A2A4D),

44+ tertiary = Color(0xFF6B7280),

45+ onTertiary = Color(0xFFFFFFFF),

46+ tertiaryContainer = Color(0xFFE8E8F5),

47+ onTertiaryContainer = Color(0xFF2A2A4D),

48+ errorContainer = Color(0xFFFFE0E0),

49+ onErrorContainer = Color(0xFF660000),

2850 background = LightBackground,

2951 surface = LightSurface,

3052 surfaceVariant = LightSurfaceVariant,

@@ -35,7 +57,7 @@ private val LightColors = lightColorScheme(

3557@Composable

3658fun OpencodeTheme(

3759 darkTheme: Boolean = isSystemInDarkTheme(),

38− dynamicColor: Boolean = true,

60+ dynamicColor: Boolean = false,

3961 content: @Composable () -> Unit,

4062) {

4163 val context = LocalContext.current

shared/src/app.rs+14

@@ -297,16 +297,27 @@ impl App for OpencodeApp {

297297 // Store the field verbatim while typing; normalizing here would fight

298298 // the user's edits (e.g. eat the "://" as they type it). The URL is

299299 // normalized once, on Connect.

300+ // Clear any prior error as soon as the user edits a field, so a stale

301+ // message (e.g. "Invalid credentials") doesn't linger while they correct it.

300302 Event::ServerUrlChanged(url) => {

301303 model.server_url = url;

304+ if model.error.is_some() {

305+ model.error = None;

306+ }

302307 render()

303308 }

304309 Event::UsernameChanged(u) => {

305310 model.username = u;

311+ if model.error.is_some() {

312+ model.error = None;

313+ }

306314 render()

307315 }

308316 Event::PasswordChanged(p) => {

309317 model.password = p;

318+ if model.error.is_some() {

319+ model.error = None;

320+ }

310321 render()

311322 }

312323

@@ -341,6 +352,9 @@ impl App for OpencodeApp {

341352 title: display_title(&s.title),

342353 })

343354 .collect();

355+ // Impose a stable alphabetical order so the list doesn't shuffle

356+ // with whatever order the server happens to return sessions in.

357+ model.sessions.sort_by_key(|s| s.title.to_lowercase());

344358 }

345359 Err(e) => model.error = Some(e),

346360 }