identity_pull_request.yml

name: identity-example size diff
on:
  pull_request:
jobs:
  # Checkout base branch and build the APK
  build-base:
    name: Build base
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.base_ref }}
      - uses: ./.github/actions/stripe_setup
      - name: Build base branch
        run: ./gradlew :identity-example:assembleRelease && mv identity-example/build/outputs/apk/theme1/release/identity-example-theme1-release.apk identity-example/build/outputs/apk/theme1/release/identity-example-release-base.apk
      - name: Upload APK
        uses: actions/upload-artifact@v4
        with:
          name: identity-base-apk
          path: identity-example/build/outputs/apk/theme1/release/identity-example-release-base.apk

  # Checkout PR branch and build the APK
  build-pr:
    name: Build PR
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: ./.github/actions/stripe_setup
      - name: Build PR branch
        run: ./gradlew :identity-example:assembleRelease && mv identity-example/build/outputs/apk/theme1/release/identity-example-theme1-release.apk identity-example/build/outputs/apk/theme1/release/identity-example-release-pr.apk
      - name: Upload APK
        uses: actions/upload-artifact@v4
        with:
          name: identity-pr-apk
          path: identity-example/build/outputs/apk/theme1/release/identity-example-release-pr.apk

  # Execute Diffuse only when the two APKs are built successfully
  diffuse:
    needs: [ build-base, build-pr ]
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    steps:
      - uses: actions/checkout@v4
      - name: Download APKs
        uses: actions/download-artifact@v4
        with:
          path: apk
          pattern: identity-*-apk
          merge-multiple: true
      - name: diffuse
        id: diffuse
        uses: usefulness/diffuse-action@41995fe8ff6be0a8847e63bdc5a4679c704b455c
        with:
          old-file-path: apk/identity-example-release-base.apk
          new-file-path: apk/identity-example-release-pr.apk

      # Post comment with output

      - uses: peter-evans/find-comment@d2dae40ed151c634e4189471272b57e76ec19ba8
        id: find_comment
        with:
          issue-number: ${{ github.event.pull_request.number }}
          body-includes: Diffuse output

      - uses: peter-evans/create-or-update-comment@a35cf36e5301d70b76f316e867e7788a55a31dae
        if: ${{ steps.diffuse.outputs.diff-raw != null || steps.find_comment.outputs.comment-id != null }}
        with:
          body: |
            Diffuse output:

            ${{ steps.diffuse.outputs.diff-gh-comment }}
          edit-mode: replace
          comment-id: ${{ steps.find_comment.outputs.comment-id }}
          issue-number: ${{ github.event.pull_request.number }}
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Upload diffuse output
        uses: actions/upload-artifact@v4
        with:
          name: diffuse-output
          path: ${{ steps.diffuse.outputs.diff-file }}

  # Use emerge tools to analyze the example app size
  apk-size-analysis:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: ./.github/actions/stripe_setup
      - name: Upload release bundle to Emerge
        run: ./gradlew :identity-example:emergeUploadTheme1ReleaseAab
        env:
          EMERGE_API_TOKEN: ${{ secrets.EMERGE_API_KEY }}
          EMERGE_TAG: pull_request