feat: Add support for old theme selection

app/src/main/java/app/myzel394/alibi/MainActivity.kt

@@ -6,10 +6,15 @@ import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.ui.platform.LocalContext
 import androidx.core.view.WindowCompat
 import androidx.datastore.dataStore
+import app.myzel394.alibi.db.AppSettings
 import app.myzel394.alibi.db.AppSettingsSerializer
 import app.myzel394.alibi.ui.Navigation
+import app.myzel394.alibi.ui.SUPPORTS_DARK_MODE_NATIVELY
 import app.myzel394.alibi.ui.theme.AlibiTheme
 
 const val SETTINGS_FILE = "settings.json"
@@ -25,6 +30,24 @@ class MainActivity : AppCompatActivity() {
         WindowCompat.setDecorFitsSystemWindows(window, false)
 
         setContent {
+            val dataStore = LocalContext.current.dataStore
+            val settings = dataStore
+                .data
+                .collectAsState(initial = AppSettings.getDefaultInstance())
+                .value
+
+            LaunchedEffect(settings.theme) {
+                if (!SUPPORTS_DARK_MODE_NATIVELY) {
+                    val currentValue = AppCompatDelegate.getDefaultNightMode()
+
+                    if (settings.theme == AppSettings.Theme.LIGHT && currentValue != AppCompatDelegate.MODE_NIGHT_NO) {
+                        AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO)
+                    } else if (settings.theme == AppSettings.Theme.DARK && currentValue != AppCompatDelegate.MODE_NIGHT_YES) {
+                        AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES)
+                    }
+                }
+            }
+
             AlibiTheme {
                 Navigation()
             }

app/src/main/java/app/myzel394/alibi/db/AppSettings.kt

@@ -16,6 +16,7 @@ data class AppSettings(
     val audioRecorderSettings: AudioRecorderSettings = AudioRecorderSettings(),
     val hasSeenOnboarding: Boolean = false,
     val showAdvancedSettings: Boolean = false,
+    val theme: Theme = Theme.SYSTEM,
 ) {
     fun setShowAdvancedSettings(showAdvancedSettings: Boolean): AppSettings {
         return copy(showAdvancedSettings = showAdvancedSettings)
@@ -29,6 +30,16 @@ data class AppSettings(
         return copy(hasSeenOnboarding = hasSeenOnboarding)
     }
 
+    fun setTheme(theme: Theme): AppSettings {
+        return copy(theme = theme)
+    }
+
+    enum class Theme {
+        SYSTEM,
+        LIGHT,
+        DARK,
+    }
+
     companion object {
         fun getDefaultInstance(): AppSettings = AppSettings()
     }
@@ -167,6 +178,7 @@ data class AudioRecorderSettings(
                     MediaRecorder.OutputFormat.AAC_ADTS
                 }
             }
+
             MediaRecorder.AudioEncoder.OPUS -> {
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
                     MediaRecorder.OutputFormat.OGG
@@ -174,6 +186,7 @@ data class AudioRecorderSettings(
                     MediaRecorder.OutputFormat.AAC_ADTS
                 }
             }
+
             else -> MediaRecorder.OutputFormat.DEFAULT
         }
     }
@@ -202,8 +215,7 @@ data class AudioRecorderSettings(
         else -> 48000
     }
 
-    fun getEncoder(): Int = encoder ?:
+    fun getEncoder(): Int = encoder ?: if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
         MediaRecorder.AudioEncoder.AAC
     else
         MediaRecorder.AudioEncoder.AMR_NB

app/src/main/java/app/myzel394/alibi/ui/Constants.kt

@@ -1,6 +1,8 @@
 package app.myzel394.alibi.ui
 
+import android.os.Build
 import androidx.compose.ui.unit.dp
 
 val BIG_PRIMARY_BUTTON_SIZE = 64.dp
 val MAX_AMPLITUDE = 20000
+val SUPPORTS_DARK_MODE_NATIVELY = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q

app/src/main/java/app/myzel394/alibi/ui/components/SettingsScreen/atoms/ThemeSelector.kt

@@ -0,0 +1,140 @@
+package app.myzel394.alibi.ui.components.SettingsScreen.atoms
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Mic
+import androidx.compose.material3.Icon
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.unit.dp
+import androidx.navigation.navOptions
+import app.myzel394.alibi.dataStore
+import app.myzel394.alibi.db.AppSettings
+import kotlinx.coroutines.launch
+
+@Composable
+fun Preview(
+    backgroundColor: Color,
+    primaryColor: Color,
+    textColor: Color,
+    onSelect: () -> Unit,
+) {
+    Column(
+        modifier = Modifier
+            .width(100.dp)
+            .height(200.dp)
+            .clip(shape = RoundedCornerShape(10.dp))
+            .border(width = 1.dp, color = textColor, shape = RoundedCornerShape(10.dp))
+            .background(backgroundColor)
+            .clickable { onSelect() },
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.SpaceBetween,
+    ) {
+        Row(
+            horizontalArrangement = Arrangement.SpaceBetween,
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(10.dp)
+        ) {
+            Box(
+                modifier = Modifier
+                    .width(30.dp)
+                    .height(10.dp)
+                    .clip(shape = RoundedCornerShape(10.dp))
+                    .background(primaryColor)
+            )
+            Box(
+                modifier = Modifier
+                    .width(10.dp)
+                    .height(10.dp)
+                    .clip(shape = RoundedCornerShape(10.dp))
+                    .background(primaryColor)
+            )
+        }
+        Column(
+            horizontalAlignment = Alignment.CenterHorizontally,
+            verticalArrangement = Arrangement.spacedBy(12.dp),
+        ) {
+            Icon(
+                Icons.Default.Mic,
+                contentDescription = null,
+                tint = primaryColor,
+            )
+            Box(
+                modifier = Modifier
+                    .width(40.dp)
+                    .height(6.dp)
+                    .clip(shape = RoundedCornerShape(10.dp))
+                    .background(primaryColor)
+            )
+            Box(
+                modifier = Modifier
+                    .width(75.dp)
+                    .height(10.dp)
+                    .clip(shape = RoundedCornerShape(10.dp))
+                    .background(textColor)
+            )
+        }
+        Box {}
+    }
+}
+
+@Composable
+fun ThemeSelector() {
+    val scope = rememberCoroutineScope()
+
+    val dataStore = LocalContext.current.dataStore
+    val settings = dataStore
+        .data
+        .collectAsState(initial = AppSettings.getDefaultInstance())
+        .value
+
+    Row(
+        horizontalArrangement = Arrangement.SpaceEvenly,
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(16.dp)
+    ) {
+        Preview(
+            backgroundColor = Color(0xFFF0F0F0),
+            primaryColor = Color(0xFFAAAAAA),
+            textColor = Color(0xFFCCCCCC),
+            onSelect = {
+                scope.launch {
+                    dataStore.updateData {
+                        it.setTheme(AppSettings.Theme.LIGHT)
+                    }
+                }
+            }
+        )
+        Preview(
+            backgroundColor = Color(0xFF444444),
+            primaryColor = Color(0xFF888888),
+            textColor = Color(0xFF606060),
+            onSelect = {
+                scope.launch {
+                    dataStore.updateData {
+                        it.setTheme(AppSettings.Theme.DARK)
+                    }
+                }
+            }
+        )
+    }
+}

app/src/main/java/app/myzel394/alibi/ui/screens/SettingsScreen.kt

@@ -35,6 +35,7 @@ import androidx.navigation.NavController
 import app.myzel394.alibi.R
 import app.myzel394.alibi.dataStore
 import app.myzel394.alibi.db.AppSettings
+import app.myzel394.alibi.ui.SUPPORTS_DARK_MODE_NATIVELY
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.BitrateTile
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.EncoderTile
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.ForceExactMaxDurationTile
@@ -43,6 +44,7 @@ import app.myzel394.alibi.ui.components.SettingsScreen.atoms.IntervalDurationTil
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.MaxDurationTile
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.OutputFormatTile
 import app.myzel394.alibi.ui.components.SettingsScreen.atoms.SamplingRateTile
+import app.myzel394.alibi.ui.components.SettingsScreen.atoms.ThemeSelector
 import app.myzel394.alibi.ui.components.atoms.GlobalSwitch
 import app.myzel394.alibi.ui.components.atoms.MessageBox
 import app.myzel394.alibi.ui.components.atoms.MessageType
@@ -107,6 +109,9 @@ fun SettingsScreen(
                         message = stringResource(R.string.ui_settings_hint_recordingActive_message),
                     )
                 }
+            if (!SUPPORTS_DARK_MODE_NATIVELY) {
+                ThemeSelector()
+            }
             GlobalSwitch(
                 label = stringResource(R.string.ui_settings_advancedSettings_label),
                 checked = settings.showAdvancedSettings,