name: verify

on:
  push:
    branches: [main]
  pull_request:
  schedule:
    # Nightly, because the release build is the one check nothing else performs: R8 has already
    # hidden a real defect here once (a video decoder reached only through a ServiceLoader entry),
    # and it was invisible to the unit tests, to lint and to the debug APK.
    - cron: '17 3 * * *'
  workflow_dispatch:

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

jobs:
  gate:
    if: github.event_name != 'schedule'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v4
        with:
          distribution: temurin
          # detekt 1.23 cannot start on JDK 25 (it fails to parse the version string), so the whole
          # job stays on 21. The sources still target Java 17, which is what compileOptions asks for.
          java-version: '21'
      - uses: android-actions/setup-android@v3
      - uses: gradle/actions/setup-gradle@v4
      - run: ./tools/verify.sh

  release:
    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: '21'
      - uses: android-actions/setup-android@v3
      - uses: gradle/actions/setup-gradle@v4
      - run: ./tools/verify.sh --release
      # The mapping is what turns a stack trace from a release crash into a line of Kotlin. It is
      # only worth keeping if it belongs to the build that shipped, which is why it is uploaded
      # rather than committed.
      - uses: actions/upload-artifact@v4
        if: always()
        with:
          name: r8-mapping
          path: app/build/outputs/mapping/release/mapping.txt
          if-no-files-found: ignore