Show save transfer progress

When transferring saves from the host. Equivalent of ChunkedProgressDialog in QT.

6 files changed, 170 insertions, 12 deletions

diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/Netplay.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/Netplay.kt
index f4eb178cb4..882016dfa9 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/Netplay.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/Netplay.kt
@@ -13,7 +13,9 @@ import kotlinx.coroutines.channels.BufferOverflow
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asSharedFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
@@ -26,6 +28,7 @@ import kotlinx.coroutines.withContext
 import org.dolphinemu.dolphinemu.features.netplay.model.ConnectionType
 import org.dolphinemu.dolphinemu.features.netplay.model.NetplayMessage
 import org.dolphinemu.dolphinemu.features.netplay.model.Player
+import org.dolphinemu.dolphinemu.features.netplay.model.SaveTransferProgress
 
 object Netplay {
     @Keep
@@ -87,6 +90,9 @@ object Netplay {
     )
     val padBuffer = _padBuffer.asSharedFlow()
 
+    private val _saveTransferProgress = MutableStateFlow<SaveTransferProgress?>(null)
+    val saveTransferProgress = _saveTransferProgress.asStateFlow()
+
     suspend fun join(): Boolean = withContext(Dispatchers.IO) {
         val scope = createSessionScope()
 
@@ -140,6 +146,7 @@ object Netplay {
         _game.resetReplayCache()
         _hostInputAuthorityEnabled.resetReplayCache()
         _padBuffer.resetReplayCache()
+        _saveTransferProgress.value = null
     }
 
     private fun createSessionScope(): CoroutineScope {
@@ -234,6 +241,44 @@ object Netplay {
         _padBuffer.tryEmit(buffer)
     }
 
+    @Keep
+    @JvmStatic
+    fun onShowChunkedProgressDialog(title: String, dataSize: Long, playerIds: IntArray) {
+        val players = _players.replayCache.firstOrNull()
+        _saveTransferProgress.value = SaveTransferProgress(
+            title = title,
+            totalSize = dataSize,
+            playerProgresses = playerIds.map { playerId ->
+                SaveTransferProgress.PlayerProgress(
+                    playerId = playerId,
+                    name = players?.find { it.pid == playerId }?.name ?: "Invalid Player ID",
+                    progress = 0,
+                )
+            },
+        )
+    }
+
+    @Keep
+    @JvmStatic
+    fun onSetChunkedProgress(playerId: Int, progress: Long) {
+        val current = _saveTransferProgress.value
+        _saveTransferProgress.value = current?.copy(
+            playerProgresses = current.playerProgresses.map {
+                if (it.playerId == playerId) {
+                    it.copy(progress = progress)
+                } else {
+                    it
+                }
+            }
+        )
+    }
+
+    @Keep
+    @JvmStatic
+    fun onHideChunkedProgressDialog() {
+        _saveTransferProgress.value = null
+    }
+
     // Settings
     object Settings {
         @JvmStatic
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/NetplayViewModel.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/NetplayViewModel.kt
index 955fb876dd..620a66ff5a 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/NetplayViewModel.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/NetplayViewModel.kt
@@ -2,8 +2,6 @@
 
 package org.dolphinemu.dolphinemu.features.netplay.model
 
-import android.app.Application
-import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import kotlinx.coroutines.DelicateCoroutinesApi
@@ -42,6 +40,8 @@ class NetplayViewModel : ViewModel() {
     private val _maxBuffer = MutableStateFlow(Netplay.Settings.getClientBufferSize())
     val maxBuffer = _maxBuffer.asStateFlow()
 
+    val saveTransferProgress = Netplay.saveTransferProgress
+
     init {
         if (!Netplay.isClientConnected()) {
             _goBack.trySend(Unit)
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/SaveTransferProgress.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/SaveTransferProgress.kt
new file mode 100644
index 0000000000..e16cbab8ca
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/model/SaveTransferProgress.kt
@@ -0,0 +1,13 @@
+package org.dolphinemu.dolphinemu.features.netplay.model
+
+data class SaveTransferProgress(
+    val title: String,
+    val totalSize: Long,
+    val playerProgresses: List<PlayerProgress>
+) {
+    data class PlayerProgress(
+        val playerId: Int,
+        val name: String,
+        val progress: Long,
+    )
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayActivity.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayActivity.kt
index 463ad31506..8a8f860825 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayActivity.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayActivity.kt
@@ -52,6 +52,7 @@ class NetplayActivity : AppCompatActivity(), ThemeProvider {
                     hostInputAuthorityEnabled = viewModel.hostInputAuthority.collectAsState().value,
                     maxBuffer = viewModel.maxBuffer.collectAsState().value,
                     onMaxBufferChanged = viewModel::setMaxBuffer,
+                    saveTransferProgress = viewModel.saveTransferProgress.collectAsState().value,
                 )
             }
         }
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayScreen.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayScreen.kt
index 80914e952c..40fe1fe5ec 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayScreen.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/netplay/ui/NetplayScreen.kt
@@ -34,6 +34,7 @@ import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
+import androidx.compose.material3.LinearProgressIndicator
 import androidx.compose.material3.LocalTextStyle
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.MediumTopAppBar
@@ -70,10 +71,12 @@ import kotlinx.coroutines.flow.emptyFlow
 import org.dolphinemu.dolphinemu.R
 import org.dolphinemu.dolphinemu.features.netplay.model.NetplayMessage
 import org.dolphinemu.dolphinemu.features.netplay.model.Player
+import org.dolphinemu.dolphinemu.features.netplay.model.SaveTransferProgress
 import org.dolphinemu.dolphinemu.ui.theme.DolphinTheme
 import org.dolphinemu.dolphinemu.ui.theme.MenuSpacer
 import org.dolphinemu.dolphinemu.ui.theme.OutlinedBox
 import org.dolphinemu.dolphinemu.ui.theme.PreviewTheme
+import java.util.Locale
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -87,6 +90,7 @@ fun NetplayScreen(
     maxBuffer: Int,
     onMaxBufferChanged: (Int) -> Unit,
     players: List<Player>,
+    saveTransferProgress: SaveTransferProgress?,
 ) {
     Scaffold(
         topBar = {
@@ -136,16 +140,31 @@ fun NetplayScreen(
         LaunchedEffect(Unit) {
             connectionLost.collect { showConnectionLostDialog = true }
         }
-        if (showConnectionLostDialog) {
-            AlertDialog(
-                text = { Text(stringResource(R.string.netplay_connection_lost)) },
-                confirmButton = {
-                    TextButton(onClick = onBackClicked) {
-                        Text(stringResource(R.string.ok))
-                    }
-                },
-                onDismissRequest = onBackClicked,
-            )
+
+        var dismissSaveTransferProgressDialog by remember { mutableStateOf(false) }
+        if (saveTransferProgress == null) {
+            dismissSaveTransferProgressDialog = false
+        }
+
+        when {
+            showConnectionLostDialog -> {
+                AlertDialog(
+                    text = { Text(stringResource(R.string.netplay_connection_lost)) },
+                    confirmButton = {
+                        TextButton(onClick = onBackClicked) {
+                            Text(stringResource(R.string.ok))
+                        }
+                    },
+                    onDismissRequest = onBackClicked,
+                )
+            }
+
+            saveTransferProgress != null && !dismissSaveTransferProgressDialog -> {
+                SaveTransferProgressDialog(
+                    saveTransferProgress = saveTransferProgress,
+                    onDismiss = { dismissSaveTransferProgressDialog = true },
+                )
+            }
         }
     }
 }
@@ -519,6 +538,68 @@ private fun BufferInput(
     }
 }
 
+@Composable
+private fun SaveTransferProgressDialog(
+    saveTransferProgress: SaveTransferProgress,
+    onDismiss: () -> Unit,
+) {
+    AlertDialog(
+        title = { Text(saveTransferProgress.title) },
+        text = {
+            Column(
+                verticalArrangement = Arrangement.spacedBy(12.dp),
+            ) {
+                saveTransferProgress.playerProgresses.forEachIndexed { index, playerProgress ->
+                    SaveTransferProgressRow(
+                        playerProgress = playerProgress,
+                        totalSize = saveTransferProgress.totalSize,
+                    )
+
+                    if (index < saveTransferProgress.playerProgresses.lastIndex) {
+                        HorizontalDivider()
+                    }
+                }
+            }
+        },
+        confirmButton = {
+            TextButton(onClick = onDismiss) {
+                Text(stringResource(R.string.netplay_save_transfer_progress_close))
+            }
+        },
+        onDismissRequest = onDismiss,
+    )
+}
+
+@Composable
+private fun SaveTransferProgressRow(
+    playerProgress: SaveTransferProgress.PlayerProgress,
+    totalSize: Long,
+) {
+    fun formatMib(bytes: Long) = String.format(Locale.US, "%.2f", bytes / 1024f / 1024f)
+    val progressFraction = (playerProgress.progress.toFloat() / totalSize).coerceIn(0f, 1f)
+
+    Column(
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        LinearProgressIndicator(
+            progress = { progressFraction },
+            modifier = Modifier.fillMaxWidth(),
+        )
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+        ) {
+            Text(
+                text = playerProgress.name,
+                modifier = Modifier.weight(1f),
+            )
+            Spacer(modifier = Modifier.width(16.dp))
+            Text(
+                text = "${formatMib(playerProgress.progress)}/${formatMib(totalSize)} MiB",
+            )
+        }
+    }
+}
+
 @Preview
 @Composable
 private fun NetplayScreenPreview() {
@@ -589,5 +670,22 @@ private fun PreviewNetplayScreen() {
         hostInputAuthorityEnabled = true,
         maxBuffer = 10,
         onMaxBufferChanged = {},
+        saveTransferProgress = null,
+//        saveTransferProgress = SaveTransferProgress(
+//            title = "Title",
+//            totalSize = 1024L,
+//            playerProgresses = listOf(
+//                SaveTransferProgress.PlayerProgress(
+//                    playerId = 1,
+//                    name = "Player 1",
+//                    progress = 256,
+//                ),
+//                SaveTransferProgress.PlayerProgress(
+//                    playerId = 2,
+//                    name = "Player 2",
+//                    progress = 512,
+//                ),
+//            ),
+//        ),
     )
 }
diff --git a/Source/Android/app/src/main/res/values/strings.xml b/Source/Android/app/src/main/res/values/strings.xml
index 7b4311c996..cc1866d473 100644
--- a/Source/Android/app/src/main/res/values/strings.xml
+++ b/Source/Android/app/src/main/res/values/strings.xml
@@ -1009,4 +1009,5 @@ It can efficiently compress both junk data and encrypted Wii data.
     <string name="netplay_players_mapping">Mapping</string>
     <string name="netplay_max_buffer">Max buffer</string>
     <string name="netplay_connection_lost">Netplay connection lost</string>
+    <string name="netplay_save_transfer_progress_close">Close</string>
 </resources>