name: Android TV APK

on:
  workflow_dispatch:
    inputs:
      release_tag:
        description: "Optional release tag used to publish the built APK"
        required: false
        type: string
      release_title:
        description: "Optional release title"
        required: false
        type: string
      kvideo_url:
        description: "Optional default KVideo URL baked into the APK"
        required: false
        type: string

permissions:
  contents: write

concurrency:
  group: android-tv-apk-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build_android_tv_apk:
    runs-on: ubuntu-latest
    env:
      KVIDEO_URL: ${{ inputs.kvideo_url || '' }}
    defaults:
      run:
        working-directory: android-tv

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

      - name: Set up Java 17
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: "17"
          cache: gradle

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

      - name: Install Android SDK packages
        run: sdkmanager "platforms;android-34" "build-tools;34.0.0"

      - name: Make Gradle wrapper executable
        run: chmod +x ./gradlew

      - name: Build debug APK
        run: ./gradlew --no-daemon assembleDebug -PkvideoUrl="$KVIDEO_URL"

      - name: Upload APK artifact
        uses: actions/upload-artifact@v4
        with:
          name: kvideo-android-tv-apk
          path: android-tv/app/build/outputs/apk/debug/app-debug.apk
          if-no-files-found: error

      - name: Publish GitHub release
        if: ${{ github.event_name == 'workflow_dispatch' && inputs.release_tag != '' }}
        working-directory: .
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RELEASE_TAG: ${{ inputs.release_tag }}
          RELEASE_TITLE: ${{ inputs.release_title }}
        run: |
          release_notes="$(mktemp)"
          effective_title="${RELEASE_TITLE:-Android TV APK ${RELEASE_TAG}}"
          default_url_text="${KVIDEO_URL:-未预置，首次启动时手动填写}"

          cat >"$release_notes" <<EOF
          预构建的 Android TV APK。

          使用方式：
          1. 下载并侧载安装 APK
          2. 首次启动时输入你的 KVideo 地址
          3. 保存后即可直接进入

          构建提交：$GITHUB_SHA
          默认地址：$default_url_text
          EOF

          if gh release view "$RELEASE_TAG" >/dev/null 2>&1; then
            gh release upload "$RELEASE_TAG" "android-tv/app/build/outputs/apk/debug/app-debug.apk#KVideo-AndroidTV.apk" --clobber
            gh release edit "$RELEASE_TAG" --title "$effective_title" --notes-file "$release_notes"
          else
            gh release create "$RELEASE_TAG" "android-tv/app/build/outputs/apk/debug/app-debug.apk#KVideo-AndroidTV.apk" \
              --title "$effective_title" \
              --notes-file "$release_notes" \
              --target "$GITHUB_SHA"
          fi