name: CI

on:
  pull_request:
    branches: [ master, main ]
  push:
    branches: [ master, main ]

jobs:
  build:
    name: Build & Lint
    runs-on: ubuntu-latest
    concurrency:
      group: ci-build-${{ github.ref }}
      cancel-in-progress: true

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Decode release keystore
        if: env.RELEASE_KEYSTORE_BASE64 != ''
        env:
          RELEASE_KEYSTORE_BASE64: ${{ secrets.RELEASE_KEYSTORE_BASE64 }}
        run: echo "$RELEASE_KEYSTORE_BASE64" | base64 -d > app/release.keystore

      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

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

      - name: Generate Gradle wrapper
        run: gradle wrapper --gradle-version 8.9

      - name: Build release APK
        env:
          RELEASE_KEYSTORE_FILE: ${{ secrets.RELEASE_KEYSTORE_BASE64 != '' && 'release.keystore' || '' }}
          RELEASE_KEYSTORE_PASSWORD: ${{ secrets.RELEASE_KEYSTORE_PASSWORD }}
          RELEASE_KEY_ALIAS: ${{ secrets.RELEASE_KEY_ALIAS }}
          RELEASE_KEY_PASSWORD: ${{ secrets.RELEASE_KEY_PASSWORD }}
        run: ./gradlew assembleRelease

      - name: Run unit tests
        run: ./gradlew testReleaseUnitTest testDebugUnitTest

      - name: Run Android Lint
        run: ./gradlew lintRelease

      - name: Upload release APK
        if: github.event_name == 'pull_request'
        uses: actions/upload-artifact@v4
        with:
          name: parseable-android-release
          path: app/build/outputs/apk/release/*.apk
          retention-days: 14

      - name: Upload lint results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: lint-results
          path: app/build/reports/lint-results-release.html
          retention-days: 14

  release:
    name: Create Release
    needs: build
    if: github.event_name == 'push'
    runs-on: ubuntu-latest
    concurrency:
      group: release
      cancel-in-progress: false
    permissions:
      contents: write

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Decode release keystore
        if: env.RELEASE_KEYSTORE_BASE64 != ''
        env:
          RELEASE_KEYSTORE_BASE64: ${{ secrets.RELEASE_KEYSTORE_BASE64 }}
        run: echo "$RELEASE_KEYSTORE_BASE64" | base64 -d > app/release.keystore

      - name: Set version from commit timestamp
        run: |
          VERSION_NAME=$(TZ=UTC git log -1 --format='%cd' --date=format-local:'%Y.%m.%d.%H%M')
          echo "VERSION_NAME=$VERSION_NAME" >> $GITHUB_ENV

      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

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

      - name: Generate Gradle wrapper
        run: gradle wrapper --gradle-version 8.9

      - name: Build release APK
        env:
          RELEASE_KEYSTORE_FILE: ${{ secrets.RELEASE_KEYSTORE_BASE64 != '' && 'release.keystore' || '' }}
          RELEASE_KEYSTORE_PASSWORD: ${{ secrets.RELEASE_KEYSTORE_PASSWORD }}
          RELEASE_KEY_ALIAS: ${{ secrets.RELEASE_KEY_ALIAS }}
          RELEASE_KEY_PASSWORD: ${{ secrets.RELEASE_KEY_PASSWORD }}
        run: ./gradlew assembleRelease

      - name: Rename APK with version
        run: |
          for apk in app/build/outputs/apk/release/*.apk; do
            mv "$apk" "app/build/outputs/apk/release/parseable-android-${VERSION_NAME}.apk"
          done

      - name: Create release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: v${{ env.VERSION_NAME }}
          name: v${{ env.VERSION_NAME }}
          generate_release_notes: true
          files: |
            app/build/outputs/apk/release/*.apk