ci: bump APK versionCode and timestamp AAB names

.gitea/workflows/android-build.yml

@@ -0,0 +1,173 @@
+name: Android build
+
+permissions:
+  contents: read
+  releases: write
+
+on:
+  push:
+    branches:
+      - '**'
+  pull_request:
+  release:
+    types:
+      - published
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Java 17
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: '17'
+
+      - name: Install Android SDK command-line tools and packages
+        shell: bash
+        run: |
+          set -euxo pipefail
+          export ANDROID_SDK_ROOT="$HOME/.android/sdk"
+          export ANDROID_HOME="$ANDROID_SDK_ROOT"
+          mkdir -p "$ANDROID_SDK_ROOT/cmdline-tools"
+          if [ ! -x "$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager" ]; then
+            tools_url="$(curl -fsSL https://developer.android.com/studio | grep -o 'https://dl.google.com/android/repository/commandlinetools-linux-[0-9][0-9]*_latest.zip' | head -n 1)"
+            test -n "$tools_url"
+            curl -fsSL -o /tmp/commandlinetools.zip "$tools_url"
+            rm -rf "$ANDROID_SDK_ROOT/cmdline-tools/latest" "$ANDROID_SDK_ROOT/cmdline-tools/cmdline-tools"
+            unzip -q /tmp/commandlinetools.zip -d "$ANDROID_SDK_ROOT/cmdline-tools"
+            mv "$ANDROID_SDK_ROOT/cmdline-tools/cmdline-tools" "$ANDROID_SDK_ROOT/cmdline-tools/latest"
+          fi
+          export PATH="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin:$ANDROID_SDK_ROOT/platform-tools:$PATH"
+          set +o pipefail
+          yes | sdkmanager --licenses >/dev/null
+          set -o pipefail
+          sdkmanager \
+            "platform-tools" \
+            "platforms;android-36" \
+            "build-tools;36.0.0"
+
+      - name: Prepare optional release signing
+        if: github.event_name == 'release'
+        continue-on-error: true
+        env:
+          ANDROID_KEYSTORE_BASE64: ${{ secrets.ANDROID_KEYSTORE_BASE64 }}
+          ANDROID_KEYSTORE_PASSWORD: ${{ secrets.ANDROID_KEYSTORE_PASSWORD }}
+          ANDROID_KEY_ALIAS: ${{ secrets.ANDROID_KEY_ALIAS }}
+          ANDROID_KEY_PASSWORD: ${{ secrets.ANDROID_KEY_PASSWORD }}
+        shell: bash
+        run: |
+          set -euo pipefail
+          missing=()
+          for key in ANDROID_KEYSTORE_BASE64 ANDROID_KEYSTORE_PASSWORD ANDROID_KEY_ALIAS ANDROID_KEY_PASSWORD; do
+            if [ -z "${!key:-}" ]; then
+              missing+=("$key")
+            fi
+          done
+
+          if [ ${#missing[@]} -gt 0 ]; then
+            printf -v missing_csv '%s, ' "${missing[@]}"
+            missing_csv="${missing_csv%, }"
+            echo "::error::Release signing secrets missing: ${missing_csv}. Continuing with unsigned/default-signed release AAB."
+            exit 1
+          fi
+
+          mkdir -p .ci-secrets
+          printf '%s' "$ANDROID_KEYSTORE_BASE64" | base64 -d > .ci-secrets/release-keystore.jks
+          cat > keystore.properties <<EOF
+          storeFile=.ci-secrets/release-keystore.jks
+          storePassword=$ANDROID_KEYSTORE_PASSWORD
+          keyAlias=$ANDROID_KEY_ALIAS
+          keyPassword=$ANDROID_KEY_PASSWORD
+          EOF
+
+      - name: Make Gradle wrapper executable
+        run: chmod +x gradlew
+
+      - name: Write Android SDK location
+        shell: bash
+        run: |
+          set -euxo pipefail
+          printf 'sdk.dir=%s/.android/sdk\n' "$HOME" > local.properties
+
+      - name: Prepare CI build metadata
+        id: build_meta
+        shell: bash
+        run: |
+          set -euxo pipefail
+          timestamp_utc="$(date -u +%Y%m%d-%H%M%S)"
+          version_code="$(date -u +%s)"
+          project_name="$(basename "$GITHUB_REPOSITORY")"
+          python3 - "$version_code" <<'PY'
+          from pathlib import Path
+          import re, sys
+          path = Path('app/build.gradle.kts')
+          text = path.read_text(encoding='utf-8')
+          new_text, count = re.subn(r'(\bversionCode\s*=\s*)\d+', rf'\g<1>{sys.argv[1]}', text, count=1)
+          if count != 1:
+              raise SystemExit('versionCode not found in app/build.gradle.kts')
+          path.write_text(new_text, encoding='utf-8')
+          PY
+          echo "Using CI versionCode: $version_code"
+          echo "project_name=$project_name" >> "$GITHUB_OUTPUT"
+          echo "timestamp_utc=$timestamp_utc" >> "$GITHUB_OUTPUT"
+          echo "version_code=$version_code" >> "$GITHUB_OUTPUT"
+
+      - name: Build debug APK
+        if: github.event_name != 'release'
+        shell: bash
+        run: |
+          set -euxo pipefail
+          export ANDROID_SDK_ROOT="$HOME/.android/sdk"
+          export ANDROID_HOME="$ANDROID_SDK_ROOT"
+          ./gradlew --no-daemon clean assembleDebug
+
+      - name: Build release AAB
+        if: github.event_name == 'release'
+        shell: bash
+        run: |
+          set -euxo pipefail
+          export ANDROID_SDK_ROOT="$HOME/.android/sdk"
+          export ANDROID_HOME="$ANDROID_SDK_ROOT"
+          ./gradlew --no-daemon bundleRelease
+
+      - name: Rename release AAB for upload
+        if: github.event_name == 'release'
+        id: release_aab
+        shell: bash
+        run: |
+          set -euxo pipefail
+          aab="$(find app/build/outputs/bundle/release -name '*.aab' | head -n 1)"
+          renamed="app/build/outputs/bundle/release/${{ steps.build_meta.outputs.project_name }}-${{ steps.build_meta.outputs.timestamp_utc }}-release.aab"
+          mv -f "$aab" "$renamed"
+          echo "Renamed release AAB to $(basename "$renamed")"
+          echo "path=$renamed" >> "$GITHUB_OUTPUT"
+
+      - name: Upload debug APK
+        if: github.event_name != 'release'
+        uses: actions/upload-artifact@v3
+        with:
+          name: debug-apk
+          path: app/build/outputs/apk/debug/*.apk
+          if-no-files-found: error
+
+      - name: Attach release AAB to Gitea release
+        if: github.event_name == 'release'
+        env:
+          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
+        shell: bash
+        run: |
+          set -euxo pipefail
+          release_id="$(python3 -c 'import json, os; print(json.load(open(os.environ["GITHUB_EVENT_PATH"], encoding="utf-8"))["release"]["id"])')"
+          aab="${{ steps.release_aab.outputs.path }}"
+          curl --fail-with-body \
+            --request POST \
+            --header "Authorization: token ***" \
+            --form "attachment=@${aab}" \
+            "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases/${release_id}/assets?name=$(basename "$aab")"

app/build.gradle.kts

@@ -1,3 +1,5 @@
+import java.util.Properties
+
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
@@ -5,43 +7,57 @@ plugins {
     id("org.jetbrains.kotlin.plugin.compose")
 }
 
-import java.util.Properties
+val keystorePropertiesFile = rootProject.file("keystore.properties")
+val keystoreProperties = Properties()
+if (keystorePropertiesFile.exists()) {
+    keystorePropertiesFile.inputStream().use { keystoreProperties.load(it) }
+}
+val hasReleaseSigning = listOf(
+    "storeFile",
+    "storePassword",
+    "keyAlias",
+    "keyPassword",
+).all { !keystoreProperties.getProperty(it).isNullOrBlank() }
 
 android {
     namespace = "solutions.tretter.mindmachine"
-    compileSdk = 35
+    compileSdk = 36
 
     defaultConfig {
         applicationId = "solutions.tretter.mindmachine"
         minSdk = 26
-        targetSdk = 35
-        versionCode = 14
-        versionName = "1.0.9"
+        targetSdk = 36
+        versionCode = 18
+        versionName = "1.0.13"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
-    buildTypes {
     signingConfigs {
+        if (hasReleaseSigning) {
             create("release") {
-                val propsFile = rootProject.file("keystore/upload-keystore.properties")
-                if (propsFile.exists()) {
-                    val props = Properties().apply { propsFile.inputStream().use { this.load(it) } }
-                    storeFile = rootProject.file(props.getProperty("storeFile"))
-                    storePassword = props.getProperty("storePassword")
-                    keyAlias = props.getProperty("keyAlias")
-                    keyPassword = props.getProperty("keyPassword")
+                storeFile = rootProject.file(keystoreProperties.getProperty("storeFile"))
+                storePassword = keystoreProperties.getProperty("storePassword")
+                keyAlias = keystoreProperties.getProperty("keyAlias")
+                keyPassword = keystoreProperties.getProperty("keyPassword")
             }
         }
     }
 
+    buildTypes {
+        debug {
+            buildConfigField("boolean", "DEBUG_AD_FREE", "true")
+        }
         release {
+            if (hasReleaseSigning) {
                 signingConfig = signingConfigs.getByName("release")
+            }
             isMinifyEnabled = false
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
+            buildConfigField("boolean", "DEBUG_AD_FREE", "false")
         }
     }
     compileOptions {
@@ -53,6 +69,7 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
     }
     composeOptions {
         kotlinCompilerExtensionVersion = "2.1.0"
@@ -83,7 +100,6 @@ dependencies {
     implementation("androidx.compose.material:material-icons-extended")
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.8.1")
 
-    // Monetization
     implementation("com.google.android.gms:play-services-ads:23.1.0")
     implementation("com.android.billingclient:billing-ktx:8.0.0")
 

app/src/main/java/com/mindmachine/mvp/MainActivity.kt

@@ -13,6 +13,7 @@ import android.util.Log
 import android.view.View
 import android.view.WindowManager
 import androidx.activity.ComponentActivity
+import solutions.tretter.mindmachine.BuildConfig
 import androidx.activity.compose.BackHandler
 import androidx.activity.compose.setContent
 import androidx.activity.viewModels
@@ -48,6 +49,7 @@ import androidx.compose.foundation.Image
 import androidx.compose.foundation.Image
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Add
+import androidx.compose.material.icons.filled.Close
 import androidx.compose.material.icons.filled.Delete
 import androidx.compose.material.icons.filled.PlayArrow
 import androidx.compose.material.icons.filled.Settings
@@ -172,7 +174,9 @@ class MainActivity : ComponentActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        if (!BuildConfig.DEBUG_AD_FREE) {
             MobileAds.initialize(this) {}
+        }
         setContent {
             MaterialTheme(colorScheme = MindMachineColors) {
                 App(vm, billingManager)
@@ -227,7 +231,7 @@ fun App(vm: MainViewModel = viewModel(), billingManager: solutions.tretter.mindm
         composable("home") {
             var confirmDeleteProgramId by remember { mutableStateOf<String?>(null) }
             var confirmDeleteProgramName by remember { mutableStateOf("") }
-            val interstitial = rememberInterstitialController(enabled = !ui.settings.noAds)
+            val interstitial = rememberInterstitialController(enabled = !ui.settings.noAds && !BuildConfig.DEBUG_AD_FREE)
 
             Column(
                 Modifier
@@ -342,11 +346,13 @@ fun App(vm: MainViewModel = viewModel(), billingManager: solutions.tretter.mindm
                     }
                 }
 
+                if (!BuildConfig.DEBUG_AD_FREE) {
                     AdBanner(
                         enabled = !ui.settings.noAds,
                         modifier = Modifier.fillMaxWidth()
                     )
                 }
+            }
 
             if (confirmDeleteProgramId != null) {
                 AlertDialog(
@@ -375,7 +381,7 @@ fun App(vm: MainViewModel = viewModel(), billingManager: solutions.tretter.mindm
             }
         }
         composable("setup") {
-            val interstitial = rememberInterstitialController(enabled = !ui.settings.noAds)
+            val interstitial = rememberInterstitialController(enabled = !ui.settings.noAds && !BuildConfig.DEBUG_AD_FREE)
             SetupScreen(
                 vm = vm,
                 onStart = {
@@ -597,6 +603,8 @@ fun ActiveSessionScreen(vm: MainViewModel, onFinish: () -> Unit, onBackToEntry:
     }
     var brightnessOverlayVisible by remember { mutableStateOf(false) }
     var brightnessOverlayToken by remember { mutableIntStateOf(0) }
+    var stopButtonVisible by remember { mutableStateOf(false) }
+    var stopButtonToken by remember { mutableIntStateOf(0) }
     val timingLogTag = "MindMachineTiming"
 
     LaunchedEffect(brightnessOverlayToken) {
@@ -642,12 +650,24 @@ fun ActiveSessionScreen(vm: MainViewModel, onFinish: () -> Unit, onBackToEntry:
                 detectTapGestures {
                     brightnessOverlayVisible = true
                     brightnessOverlayToken++
+                    if (ui.settings.showImmersiveStopButton && immersiveFullscreen) {
+                        stopButtonVisible = true
+                        stopButtonToken++
+                    }
                     if (!immersiveFullscreen) {
                         showOverlay = !showOverlay
                     }
                 }
             }
     ) {
+        // Auto-hide stop button after 3 seconds of visibility
+        LaunchedEffect(stopButtonToken) {
+            if (stopButtonVisible) {
+                delay(3000)
+                stopButtonVisible = false
+            }
+        }
+
         if (isVisualMode) {
             AndroidView(
                 modifier = Modifier.fillMaxSize(),
@@ -715,6 +735,26 @@ fun ActiveSessionScreen(vm: MainViewModel, onFinish: () -> Unit, onBackToEntry:
             }
         }
 
+        // Stop button in immersive mode (top-right)
+        if (stopButtonVisible && ui.settings.showImmersiveStopButton) {
+            IconButton(
+                onClick = {
+                    vm.stop()
+                    onFinish()
+                },
+                modifier = Modifier
+                    .align(Alignment.TopEnd)
+                    .padding(top = 16.dp, end = 16.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Filled.Close,
+                    contentDescription = "Stop",
+                    tint = Color.White,
+                    modifier = Modifier.size(28.dp)
+                )
+            }
+        }
+
         if (showOverlay) {
             Column(
                 Modifier
@@ -1233,6 +1273,18 @@ fun SettingsScreen(vm: MainViewModel, onRemoveAds: () -> Unit) {
             Text("Show immersive bottom progress bar", color = MaterialTheme.colorScheme.onBackground)
         }
 
+        Row(verticalAlignment = Alignment.CenterVertically) {
+            Checkbox(checked = ui.settings.showImmersiveStopButton, onCheckedChange = vm::updateShowImmersiveStopButton)
+            Column {
+                Text("Show stop button in immersive mode", color = MaterialTheme.colorScheme.onBackground)
+                Text(
+                    "If off, swipe from edge to display back button",
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onBackground.copy(alpha = 0.7f)
+                )
+            }
+        }
+
         Row(verticalAlignment = Alignment.CenterVertically) {
             Checkbox(checked = ui.settings.preferLowestRefreshRate, onCheckedChange = vm::updatePreferLowestRefreshRate)
             Text("Prefer lowest display refresh rate during sessions", color = MaterialTheme.colorScheme.onBackground)

app/src/main/java/com/mindmachine/mvp/billing/BillingManager.kt

@@ -187,18 +187,18 @@ class BillingManager(
                 .setProductList(products)
                 .build()
 
-            billingClient.queryProductDetailsAsync(params) { result, queryResult ->
-                log("queryProductDetailsAsync($productType) result: ${result.responseCode} ${result.debugMessage}")
+            billingClient.queryProductDetailsAsync(params) { billingResult, queryResult ->
+                log("queryProductDetailsAsync($productType) result: ${billingResult.responseCode} ${billingResult.debugMessage}")
 
                 val detailsList = queryResult.productDetailsList
-                log("Fetched $productType products: ${detailsList.map { it.productId }}")
+                log("Fetched $productType products: ${detailsList?.map { it.productId } ?: emptyList()}")
 
                 if (queryResult.unfetchedProductList.isNotEmpty()) {
                     logError("Unfetched $productType products: ${queryResult.unfetchedProductList}")
                 }
 
-                if (result.responseCode == BillingClient.BillingResponseCode.OK) {
-                    _productDetails.value = _productDetails.value + detailsList.associateBy { it.productId }
+                if (billingResult.responseCode == BillingClient.BillingResponseCode.OK) {
+                    _productDetails.value = _productDetails.value + (detailsList?.associateBy { it.productId } ?: emptyMap())
                     log("Product details cache now has: ${_productDetails.value.keys}")
                 }
             }

app/src/main/java/com/mindmachine/mvp/data/SettingsRepository.kt

@@ -20,6 +20,7 @@ class SettingsRepository(private val context: Context) {
         val countdownSeconds = intPreferencesKey("countdown_seconds")
         val forceAudioWithoutHeadphones = booleanPreferencesKey("force_audio_without_headphones")
         val showImmersiveProgressBar = booleanPreferencesKey("show_immersive_progress_bar")
+        val showImmersiveStopButton = booleanPreferencesKey("show_immersive_stop_button")
         val preferLowestRefreshRate = booleanPreferencesKey("prefer_lowest_refresh_rate")
         val monochromeFlashMode = booleanPreferencesKey("monochrome_flash_mode")
         val immersiveBrightnessPercent = intPreferencesKey("immersive_brightness_percent")
@@ -36,6 +37,7 @@ class SettingsRepository(private val context: Context) {
                 ?: 5,
             forceAudioWithoutHeadphones = p[Keys.forceAudioWithoutHeadphones] ?: false,
             showImmersiveProgressBar = p[Keys.showImmersiveProgressBar] ?: true,
+            showImmersiveStopButton = p[Keys.showImmersiveStopButton] ?: true,
             preferLowestRefreshRate = p[Keys.preferLowestRefreshRate] ?: true,
             monochromeFlashMode = p[Keys.monochromeFlashMode] ?: false,
             immersiveBrightnessPercent = (p[Keys.immersiveBrightnessPercent] ?: 50).coerceIn(5, 100),
@@ -58,6 +60,9 @@ class SettingsRepository(private val context: Context) {
             if (prefs[Keys.preferLowestRefreshRate] == null) {
                 prefs[Keys.preferLowestRefreshRate] = true
             }
+            if (prefs[Keys.showImmersiveStopButton] == null) {
+                prefs[Keys.showImmersiveStopButton] = true
+            }
         }
     }
 
@@ -80,6 +85,10 @@ class SettingsRepository(private val context: Context) {
         it[Keys.showImmersiveProgressBar] = value
     }
 
+    suspend fun updateShowImmersiveStopButton(value: Boolean) = context.dataStore.edit {
+        it[Keys.showImmersiveStopButton] = value
+    }
+
     suspend fun updatePreferLowestRefreshRate(value: Boolean) = context.dataStore.edit {
         it[Keys.preferLowestRefreshRate] = value
     }

app/src/main/java/com/mindmachine/mvp/domain/Models.kt

@@ -42,6 +42,7 @@ data class AppSettings(
     val countdownSeconds: Int = 5,
     val forceAudioWithoutHeadphones: Boolean = false,
     val showImmersiveProgressBar: Boolean = true,
+    val showImmersiveStopButton: Boolean = true,
     val preferLowestRefreshRate: Boolean = true,
     val monochromeFlashMode: Boolean = false,
     // Default used only before DataStore emits (and as a fallback).

app/src/main/java/com/mindmachine/mvp/session/MainViewModel.kt

@@ -304,6 +304,7 @@ class MainViewModel(
         settingsRepository.updateForceAudioWithoutHeadphones(value)
     }
     fun updateShowImmersiveProgressBar(value: Boolean) = viewModelScope.launch { settingsRepository.updateShowImmersiveProgressBar(value) }
+    fun updateShowImmersiveStopButton(value: Boolean) = viewModelScope.launch { settingsRepository.updateShowImmersiveStopButton(value) }
     fun updatePreferLowestRefreshRate(value: Boolean) = viewModelScope.launch { settingsRepository.updatePreferLowestRefreshRate(value) }
     fun updateMonochromeFlashMode(value: Boolean) = viewModelScope.launch { settingsRepository.updateMonochromeFlashMode(value) }
     fun updateImmersiveBrightnessPercent(value: Int) = viewModelScope.launch {

app/src/main/java/com/mindmachine/mvp/session/TimelineEditorScreen.kt

@@ -425,7 +425,7 @@ internal fun TimelineGraph(
                                             height = h,
                                             curveId = curveId,
                                         )
-                                        val updated = targetCurve.movePointVerticalWithPropagation(pointIndex, constrainedY, h)
+                                        val updated = targetCurve.movePointVertical(pointIndex, constrainedY, h)
                                         if (curveId == leftId) curveLeft = updated else curveRight = updated
                                         currentOnUpdateCurve(curveId, updated)
                                         onCurveEditedHaptic()

build.gradle.kts

@@ -1,5 +1,5 @@
 plugins {
-    id("com.android.application") version "8.5.2" apply false
+    id("com.android.application") version "8.10.0" apply false
     id("org.jetbrains.kotlin.android") version "2.1.0" apply false
     id("org.jetbrains.kotlin.plugin.serialization") version "2.1.0" apply false
     id("org.jetbrains.kotlin.plugin.compose") version "2.1.0" apply false

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME