feat: sync Playlists, wip: pair songs

app/src/main/java/at/lockstep/player/MainActivity.kt

@@ -1,41 +1,71 @@
 package at.lockstep.player
 
+import android.content.Intent
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableFloatStateOf
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
-import at.lockstep.player.ui.NowPlayingScreen
-import at.lockstep.player.ui.NowPlayingUiState
+import androidx.compose.ui.platform.LocalContext
+import androidx.core.util.Consumer
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.compose.rememberNavController
+import at.lockstep.player.auth.OAuthCallbackParser
+import at.lockstep.player.ui.LockstepAppNavHost
+import at.lockstep.player.ui.theme.LockstepTheme
 
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContent {
-            MaterialTheme {
-                Surface(modifier = Modifier.fillMaxSize()) {
-                    var progress by remember { mutableFloatStateOf(0f) }
-                    var playing by remember { mutableStateOf(false) }
-                    NowPlayingScreen(
-                        state = NowPlayingUiState(
-                            title = "No track",
-                            artist = "—",
-                            progress = progress,
-                            durationSeconds = 180,
-                            isPlaying = playing,
-                        ),
-                        onProgressChange = { progress = it },
-                        onPrevious = { /* TODO: service / JNI */ },
-                        onTogglePlayPause = { playing = !playing },
-                        onNext = { /* TODO: service / JNI */ },
+            LockstepTheme {
+                val viewModel: LockstepViewModel =
+                    viewModel(
+                        factory = LockstepViewModelFactory(application),
                     )
+                val context = LocalContext.current
+                val onboardingDone by viewModel.onboardingComplete.collectAsStateWithLifecycle()
+
+                LaunchedEffect(Unit) {
+                    intent?.data?.let { uri ->
+                        OAuthCallbackParser.parseAccessToken(uri)?.let { token ->
+                            viewModel.saveSpotifyAccessToken(token)
+                        }
+                    }
+                }
+
+                DisposableEffect(viewModel) {
+                    val listener =
+                        Consumer<Intent> { newIntent ->
+                            newIntent.data?.let { uri ->
+                                OAuthCallbackParser.parseAccessToken(uri)?.let { token ->
+                                    viewModel.saveSpotifyAccessToken(token)
+                                }
+                            }
+                        }
+                    addOnNewIntentListener(listener)
+                    onDispose { removeOnNewIntentListener(listener) }
+                }
+
+                Surface(modifier = Modifier.fillMaxSize()) {
+                    if (!onboardingDone) {
+                        at.lockstep.player.ui.onboarding.OnboardingScreen(
+                            viewModel = viewModel,
+                            onFinished = { },
+                        )
+                    } else {
+                        val navController = rememberNavController()
+                        LockstepAppNavHost(
+                            activity = this@MainActivity,
+                            navController = navController,
+                            viewModel = viewModel,
+                        )
+                    }
                 }
             }
         }