name: Build Android APK

on:
  push:
    branches: [main]
    tags: ["v*"]
  pull_request:
    branches: [main]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 20

      - uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 17

      - name: Setup Android SDK
        uses: android-actions/setup-android@v3

      - name: Install dependencies
        run: npm install --legacy-peer-deps

      - name: Expo prebuild
        run: npx expo prebuild --platform android --no-install

      - name: Generate debug keystore
        run: keytool -genkey -v -keystore android/app/debug.keystore -storepass android -alias androiddebugkey -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "CN=Android Debug,O=Android,C=US"

      - name: Build APK
        working-directory: android
        run: ./gradlew assembleRelease

      - name: Upload APK artifact
        uses: actions/upload-artifact@v4
        with:
          name: app-release
          path: android/app/build/outputs/apk/release/app-release.apk

  release:
    needs: build
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/download-artifact@v4
        with:
          name: app-release

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          files: app-release.apk
          generate_release_notes: true