Refactors AppScreen out of Activity.

app/src/main/java/com/vitorpamplona/amethyst/ui/AppScreen.kt

@@ -0,0 +1,86 @@
+/**
+ * Copyright (c) 2024 Vitor Pamplona
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ * Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+package com.vitorpamplona.amethyst.ui
+
+import android.util.Log
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.windowsizeclass.ExperimentalMaterial3WindowSizeClassApi
+import androidx.compose.material3.windowsizeclass.calculateWindowSizeClass
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.Modifier
+import androidx.lifecycle.viewmodel.compose.viewModel
+import com.google.accompanist.adaptive.calculateDisplayFeatures
+import com.vitorpamplona.amethyst.ServiceManager
+import com.vitorpamplona.amethyst.ui.screen.AccountScreen
+import com.vitorpamplona.amethyst.ui.screen.AccountStateViewModel
+import com.vitorpamplona.amethyst.ui.screen.SharedPreferencesViewModel
+import com.vitorpamplona.amethyst.ui.theme.AmethystTheme
+
+@OptIn(ExperimentalMaterial3WindowSizeClassApi::class)
+@Composable
+fun prepareSharedViewModel(act: MainActivity): SharedPreferencesViewModel {
+    val sharedPreferencesViewModel: SharedPreferencesViewModel = viewModel()
+
+    val displayFeatures = calculateDisplayFeatures(act)
+    val windowSizeClass = calculateWindowSizeClass(act)
+
+    println("ZZAAPP Launcher $act.isOnMobileDataState $sharedPreferencesViewModel $displayFeatures $windowSizeClass")
+
+    LaunchedEffect(key1 = sharedPreferencesViewModel) {
+        sharedPreferencesViewModel.init()
+        sharedPreferencesViewModel.updateDisplaySettings(windowSizeClass, displayFeatures)
+    }
+
+    LaunchedEffect(act.isOnMobileDataState) {
+        sharedPreferencesViewModel.updateConnectivityStatusState(act.isOnMobileDataState)
+    }
+
+    return sharedPreferencesViewModel
+}
+
+@Composable
+fun AppScreen(
+    sharedPreferencesViewModel: SharedPreferencesViewModel,
+    serviceManager: ServiceManager,
+) {
+    Log.d("onDispose", "ZZAAPP Launcher AppScreen $sharedPreferencesViewModel $serviceManager")
+    AmethystTheme(sharedPreferencesViewModel) {
+        // A surface container using the 'background' color from the theme
+        Surface(
+            modifier = Modifier.fillMaxSize(),
+            color = MaterialTheme.colorScheme.background,
+        ) {
+            val accountStateViewModel: AccountStateViewModel = viewModel()
+            accountStateViewModel.serviceManager = serviceManager
+
+            LaunchedEffect(key1 = Unit) {
+                accountStateViewModel.tryLoginExistingAccountAsync()
+            }
+
+            Log.d("onDispose", "ZZAAPP Launcher AccountScreen $accountStateViewModel $sharedPreferencesViewModel")
+
+            AccountScreen(accountStateViewModel, sharedPreferencesViewModel)
+        }
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/ui/MainActivity.kt

@@ -33,16 +33,7 @@ import androidx.activity.compose.setContent
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.annotation.RequiresApi
 import androidx.appcompat.app.AppCompatActivity
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.Surface
-import androidx.compose.material3.windowsizeclass.ExperimentalMaterial3WindowSizeClassApi
-import androidx.compose.material3.windowsizeclass.calculateWindowSizeClass
-import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.mutableStateOf
-import androidx.compose.ui.Modifier
-import androidx.lifecycle.viewmodel.compose.viewModel
-import com.google.accompanist.adaptive.calculateDisplayFeatures
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.ServiceManager
 import com.vitorpamplona.amethyst.model.LocalCache
@@ -53,10 +44,6 @@ import com.vitorpamplona.amethyst.ui.components.DEFAULT_MUTED_SETTING
 import com.vitorpamplona.amethyst.ui.components.keepPlayingMutex
 import com.vitorpamplona.amethyst.ui.navigation.Route
 import com.vitorpamplona.amethyst.ui.navigation.debugState
-import com.vitorpamplona.amethyst.ui.screen.AccountScreen
-import com.vitorpamplona.amethyst.ui.screen.AccountStateViewModel
-import com.vitorpamplona.amethyst.ui.screen.SharedPreferencesViewModel
-import com.vitorpamplona.amethyst.ui.theme.AmethystTheme
 import com.vitorpamplona.quartz.encoders.Nip19Bech32
 import com.vitorpamplona.quartz.encoders.Nip47WalletConnect
 import com.vitorpamplona.quartz.events.ChannelCreateEvent
@@ -76,14 +63,13 @@ import java.util.Timer
 import kotlin.concurrent.schedule
 
 class MainActivity : AppCompatActivity() {
-    private val isOnMobileDataState = mutableStateOf(false)
+    val isOnMobileDataState = mutableStateOf(false)
     private val isOnWifiDataState = mutableStateOf(false)
 
     // Service Manager is only active when the activity is active.
     val serviceManager = ServiceManager()
     private var shouldPauseService = true
 
-    @OptIn(ExperimentalMaterial3WindowSizeClassApi::class)
     @RequiresApi(Build.VERSION_CODES.R)
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -91,36 +77,8 @@ class MainActivity : AppCompatActivity() {
         Log.d("Lifetime Event", "MainActivity.onCreate")
 
         setContent {
-            val sharedPreferencesViewModel: SharedPreferencesViewModel = viewModel()
-
-            val displayFeatures = calculateDisplayFeatures(this)
-            val windowSizeClass = calculateWindowSizeClass(this)
-
-            LaunchedEffect(key1 = sharedPreferencesViewModel) {
-                sharedPreferencesViewModel.init()
-                sharedPreferencesViewModel.updateDisplaySettings(windowSizeClass, displayFeatures)
-            }
-
-            LaunchedEffect(isOnMobileDataState) {
-                sharedPreferencesViewModel.updateConnectivityStatusState(isOnMobileDataState)
-            }
-
-            AmethystTheme(sharedPreferencesViewModel) {
-                // A surface container using the 'background' color from the theme
-                Surface(
-                    modifier = Modifier.fillMaxSize(),
-                    color = MaterialTheme.colorScheme.background,
-                ) {
-                    val accountStateViewModel: AccountStateViewModel = viewModel()
-                    accountStateViewModel.serviceManager = serviceManager
-
-                    LaunchedEffect(key1 = Unit) {
-                        accountStateViewModel.tryLoginExistingAccountAsync()
-                    }
-
-                    AccountScreen(accountStateViewModel, sharedPreferencesViewModel)
-                }
-            }
+            val sharedPreferencesViewModel = prepareSharedViewModel(act = this)
+            AppScreen(sharedPreferencesViewModel = sharedPreferencesViewModel, serviceManager = serviceManager)
         }
     }