check-release.yml

name: Check for firebase-tools releases

on:
  workflow_dispatch:
  schedule:
    - cron: "0 0 * * *"

jobs:
  check-releases:
    runs-on: ubuntu-latest
    outputs:
      # A semver comparison result - We are the base, firebase-tools is the compare-to
      comparison: ${{ steps.compare_versions.outputs.comparison-result }}
      firebase-actions-release: ${{ fromJSON(steps.get_our_release.outputs.data).tag_name }}
      firebase-tools-release: ${{ fromJSON(steps.get_their_release.outputs.data).tag_name }}

    steps:
      - name: Check our latest release
        uses: octokit/request-action@v2.x
        id: get_our_release
        with:
          route: GET /repos/${{ github.REPOSITORY }}/releases/latest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Check latest firebase-tools release
        uses: octokit/request-action@v2.x
        id: get_their_release
        with:
          route: GET /repos/firebase/firebase-tools/releases/latest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - uses: madhead/semver-utils@latest
        id: compare_versions
        with:
          # A version to work with
          version: "${{ fromJSON(steps.get_our_release.outputs.data).tag_name }}"
          # A version to compare against
          compare-to: "${{ fromJSON(steps.get_their_release.outputs.data).tag_name }}"

      # - name: Print our release version
      #   run: echo "Our latest release is ${{ fromJSON(steps.get_our_release.outputs.data).tag_name }}"
      # - name: Print their release version
      #   run: echo "Their latest release is ${{ fromJSON(steps.get_their_release.outputs.data).tag_name }}"
      # - name: Print the result
      #   run: echo "${{ fromJSON(steps.get_our_release.outputs.data).tag_name }} ${{ steps.compare_versions.outputs.comparison-result }} ${{ fromJSON(steps.get_their_release.outputs.data).tag_name }}"

  bump-version:
    needs: check-releases
    permissions:
      contents: write
    runs-on: ubuntu-latest

    outputs:
      new-version: ${{  needs.check-releases.outputs.firebase-tools-release }}

    if: ${{ needs.check-releases.outputs.comparison == '<' }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          ref: "master"

      - name: Remove leading 'v' from version numbers
        run: |
          FIREBASE_ACTIONS_RELEASE=${{ needs.check-releases.outputs.firebase-actions-release }}
          FIREBASE_TOOLS_RELEASE=${{ needs.check-releases.outputs.firebase-tools-release }}
          echo "FIREBASE_ACTIONS_RELEASE=${FIREBASE_ACTIONS_RELEASE#v}" >> $GITHUB_ENV
          echo "FIREBASE_TOOLS_RELEASE=${FIREBASE_TOOLS_RELEASE#v}" >> $GITHUB_ENV

      - name: Bump version
        id: bump-version
        uses: jacobtomlinson/gha-find-replace@v3
        with:
          find: "${{ env.FIREBASE_ACTIONS_RELEASE }}"
          replace: "${{ env.FIREBASE_TOOLS_RELEASE }}"
          include: "{Dockerfile,action.yaml}"
          regex: false
      
      # - id: set-version
      #   run: echo "version=${{env.FIREBASE_TOOLS_RELEASE}}" >> "$GITHUB_OUTPUT"

      - name: Commit & Push changes
        if: ${{ steps.bump-version.outputs.modifiedFiles > 0 }}
        run: |
          git config --local user.email "github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          git commit -a -m "Bump firebase-tools to ${{ needs.check-releases.outputs.firebase-tools-release }}"
          git tag -a ${{ needs.check-releases.outputs.firebase-tools-release }} -m "Bump firebase-tools to ${{ needs.check-releases.outputs.firebase-tools-release }}"
          git push origin HEAD:master --tags

      - name: Create Release
        id: create_release
        uses: comnoco/create-release-action@v2.0.5
        env:
          GITHUB_TOKEN: ${{ secrets.RELEASE_TOKEN }} # Can't use a GITHUB_TOKEN for this or other actions won't be triggered on a new release
        with:
          tag_name: ${{ needs.check-releases.outputs.firebase-tools-release }}
          release_name: firebase-tools ${{ needs.check-releases.outputs.firebase-tools-release }}
          body: "Bump `firebase-tools` to ${{ needs.check-releases.outputs.firebase-tools-release }}"
          draft: false
          prerelease: false
  
  publish:
    name: Docker build & push
    needs: bump-version
    runs-on: ubuntu-latest
    steps:
    - 
      name: Check out the repo
      uses: actions/checkout@v3
    
    - 
      name: Get Docker Metadata
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          w9jds/firebase-action
          ghcr.io/${{ github.repository }}
        tags: |
          type=semver,pattern=${{needs.bump-version.outputs.new-version}}

    - 
      name: Login to Docker Hub
      uses: docker/login-action@v2
      with:
        username: w9jds
        password: ${{ secrets.DOCKER_PASSWORD }}

    - 
      name: Log in to the Container registry
      uses: docker/login-action@v2
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.PACKAGES_TOKEN }}

    - name: Build and push
      uses: docker/build-push-action@v3
      with:
        push: ${{ github.event_name != 'pull_request' }}
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}