name: Build Android APK

on:
  workflow_dispatch:
  push:
    branches:
      - main
      - master
  pull_request:

permissions:
  contents: read

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

jobs:
  build-debug-apk:
    name: Build debug APK
    runs-on: ubuntu-latest
    timeout-minutes: 30

    steps:
      - name: Check out repository
        uses: actions/checkout@v6

      - name: Set up Java 17
        uses: actions/setup-java@v5
        with:
          distribution: temurin
          java-version: "17"

      # This repository does not currently contain Gradle wrapper files.
      # AGP 8.7.x requires Gradle 8.9.
      - name: Set up Gradle 8.9
        uses: gradle/actions/setup-gradle@v6
        with:
          gradle-version: "8.9"
          cache-provider: basic

      - name: Build installable debug APK
        run: gradle :app:assembleDebug --no-daemon --stacktrace

      - name: Upload APK
        uses: actions/upload-artifact@v6
        with:
          name: ambient-launcher-debug-${{ github.run_number }}
          path: app/build/outputs/apk/debug/*.apk
          if-no-files-found: error
          retention-days: 14