feat: collect gyro and gps

app/src/main/java/at/lockstep/player/ui/NowPlayingScreen.kt

@@ -1,5 +1,9 @@
 package at.lockstep.player.ui
 
+import android.Manifest
+import android.content.pm.PackageManager
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -22,9 +26,11 @@ import androidx.compose.material3.Slider
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
@@ -34,8 +40,13 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.core.content.ContextCompat
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import at.lockstep.player.LockstepViewModel
 import at.lockstep.player.playback.PlaybackService
 import at.lockstep.player.R
+import at.lockstep.player.util.RunDataCollector
+import at.lockstep.player.util.RunDataStorage
 
 data class NowPlayingUiState(
     val title: String,
@@ -153,10 +164,38 @@ fun NowPlayingScreen(
 fun NowPlayingRoute(
     playlistId: String,
     playback: PlaybackService?,
+    viewModel: LockstepViewModel,
     onBack: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
     val context = LocalContext.current
+    val collectRunData by viewModel.collectRunData.collectAsStateWithLifecycle()
+    val collector = remember { RunDataCollector(context) }
+    val runSessionFolder = remember { RunDataStorage.newRunSessionFolderName() }
+
+    val locationPermissionLauncher =
+        rememberLauncherForActivityResult(
+            contract = ActivityResultContracts.RequestPermission(),
+            onResult = { granted ->
+                if (collectRunData) {
+                    collector.start(enableLocation = granted)
+                }
+            },
+        )
+
+    fun startRunDataCollection() {
+        val hasLocation =
+            ContextCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) ==
+                PackageManager.PERMISSION_GRANTED
+        if (!hasLocation) {
+            locationPermissionLauncher.launch(Manifest.permission.ACCESS_FINE_LOCATION)
+        }
+        collector.start(enableLocation = hasLocation)
+    }
+    var playlistDisplayName by remember { mutableStateOf("playlist") }
+    var currentTrackId by remember { mutableStateOf<String?>(null) }
+    var currentQueueIndex by remember { mutableIntStateOf(0) }
+
     var ui by remember {
         mutableStateOf(
             NowPlayingUiState(
@@ -170,9 +209,15 @@ fun NowPlayingRoute(
         )
     }
 
+    LaunchedEffect(playlistId) {
+        playlistDisplayName = viewModel.getPlaylistDisplayName(playlistId)
+    }
+
     LaunchedEffect(playback) {
         val service = playback ?: return@LaunchedEffect
         service.uiState.collect { p ->
+            currentTrackId = p.currentTrackId
+            currentQueueIndex = p.currentQueueIndex
             ui =
                 NowPlayingUiState(
                     title = p.title,
@@ -185,6 +230,58 @@ fun NowPlayingRoute(
         }
     }
 
+    LaunchedEffect(collectRunData, playback) {
+        if (!collectRunData) {
+            collector.setAcceptSamples(false)
+            return@LaunchedEffect
+        }
+        val service = playback ?: return@LaunchedEffect
+        var lastTrackId: String? = null
+        service.uiState.collect { state ->
+            collector.setAcceptSamples(state.isPlaying)
+            val trackId = state.currentTrackId
+            if (trackId != null && trackId != lastTrackId) {
+                collector.markSongStart()
+                lastTrackId = trackId
+            }
+        }
+    }
+
+    LaunchedEffect(collectRunData, playback, playlistId, playlistDisplayName) {
+        if (!collectRunData) return@LaunchedEffect
+        val service = playback ?: return@LaunchedEffect
+        service.trackBoundaryEvents.collect { event ->
+            val snapshot = collector.snapshotAndClear()
+            viewModel.persistRunData(playlistId, playlistDisplayName, runSessionFolder, event, snapshot)
+        }
+    }
+
+    DisposableEffect(collectRunData) {
+        if (collectRunData) {
+            startRunDataCollection()
+        } else {
+            collector.stop()
+            collector.snapshotAndClear()
+        }
+        onDispose {
+            if (collectRunData) {
+                val snapshot = collector.snapshotAndClear()
+                val trackId = currentTrackId
+                if (!snapshot.isEmpty() && trackId != null) {
+                    viewModel.persistRunDataForCurrentTrack(
+                        playlistId = playlistId,
+                        playlistDisplayName = playlistDisplayName,
+                        runSessionFolder = runSessionFolder,
+                        trackId = trackId,
+                        queueIndex = currentQueueIndex,
+                        snapshot = snapshot,
+                    )
+                }
+            }
+            collector.release()
+        }
+    }
+
     Scaffold(
         modifier = modifier.fillMaxSize(),
         topBar = {