auto-build-and-publish.yml

name: Automatically build and publish this plugin

on:
  push:
    branches:
      - 'master'

jobs:

  build-and-publish-plugin:
    runs-on: ubuntu-latest
    name: Build and publish plugin
    steps:

    # Checkout plugin source
    - name: Checkout plugin
      uses: actions/checkout@v3
      with:
        path: plugin
        submodules: recursive

    # Checkout the official plugin repo templates
    - name: Checkout official plugin repo templates branch
      uses: actions/checkout@v3
      with:
        repository: Unmanic/unmanic-plugins
        ref: template
        path: template

    # Prepare build environment
    - name: Prepare build environment
      id: prepare
      run: |
        # Copy generate repo script to scripts directory
        cp -rfv ./template/scripts ./
        if [ ! -e ./scripts/generate_repository.py ]; then
            echo "Unable to build repo. Could not find generator script."
            exit 1
        fi

        # Create dummy repo config
        cat << EOF > config.json
        {
            "id": "repository.tmp",
            "name": "Build Repo",
            "icon": ""
        }
        EOF

        # Read plugin id and version from info.json
        plugin_id=$(cat plugin/info.json | jq -r .id)
        plugin_version=$(cat plugin/info.json | jq -r .version)
        echo "plugin_id=${plugin_id}" >> $GITHUB_OUTPUT
        echo "plugin_version=${plugin_version}" >> $GITHUB_OUTPUT

        # Install plugin into source directory for building
        mkdir -p source/
        mv -fv plugin source/${plugin_id}

    # Setup python environment
    - name: Set up Python 3.8
      if: success()
      uses: actions/setup-python@v4
      with:
        python-version: 3.8

    # Setup node environment
    - name: Set up node 16
      uses: actions/setup-node@v3
      with:
        node-version: '16'

    # Generate repo
    - name: Generate repository from source
      if: success()
      id: generate_repo
      run: |
        cat ./source/${{ steps.prepare.outputs.plugin_id }}/info.json
        python ./scripts/generate_repository.py

    # Upload artifacts
    - uses: actions/upload-artifact@v3
      with:
        name: plugin.${{ steps.prepare.outputs.plugin_id }}-v${{ steps.prepare.outputs.plugin_version }}
        path: repo/**/*.zip

    # Generate tagged release (should not be updated)
    - uses: mukunku/tag-exists-action@v1.2.0
      id: check_tag_exists
      with: 
        tag: ${{ steps.prepare.outputs.plugin_version }}
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    - name: test check_tag_exists result
      run: echo "RES - '${{ steps.check_tag_exists.outputs.exists }}' -"
    - uses: ncipollo/release-action@v1
      if: steps.check_tag_exists.outputs.exists == 'false'
      with:
        name: "Tagged Build: ${{ steps.prepare.outputs.plugin_version }}"
        body: "Versioned release"
        token: ${{ secrets.GITHUB_TOKEN }}
        artifacts: repo/**/*.zip
        generateReleaseNotes: true
        allowUpdates: false
        skipIfReleaseExists: true
        tag: ${{ steps.prepare.outputs.plugin_version }}
        commit: master

    # Generate latest development
    - uses: ncipollo/release-action@v1
      with:
        name: "Development Build"
        body: "Latest development release"
        token: ${{ secrets.GITHUB_TOKEN }}
        artifacts: repo/**/*.zip
        generateReleaseNotes: true
        allowUpdates: true
        removeArtifacts: true
        replacesArtifacts: true
        tag: latest
        commit: master
        prerelease: true

  generate-pr-in-official-repo:
    runs-on: ubuntu-latest
    name: Generate PR for official repo
    permissions:
      contents: write
      actions: write
      pull-requests: write
    steps:

    # Configure
    - name: Prepare build environment
      id: config
      run: |
        echo "dest_repo=Unmanic/unmanic-plugins" >> $GITHUB_OUTPUT
        echo "dest_repo_branch=official" >> $GITHUB_OUTPUT
        echo "workflow_run_link=$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" >> $GITHUB_OUTPUT

    # Checkout the destination plugin repo
    - name: Checkout destination plugin repo
      uses: actions/checkout@v3
      with:
        repository: ${{ steps.config.outputs.dest_repo }}
        ref: ${{ steps.config.outputs.dest_repo_branch }}
        fetch-depth: 0

    # Checkout plugin source
    - name: Checkout plugin
      uses: actions/checkout@v3
      with:
        path: build/plugin
        submodules: recursive

    # Prepare build environment
    - name: Prepare build environment
      id: prepare
      run: |
        # Read plugin id and version from info.json
        plugin_id=$(cat build/plugin/info.json | jq -r .id)
        plugin_version=$(cat build/plugin/info.json | jq -r .version)
        echo "plugin_id=${plugin_id}" >> $GITHUB_OUTPUT
        echo "plugin_version=${plugin_version}" >> $GITHUB_OUTPUT

        # Rename plugin directory for building
        rm -rf build/plugin.${plugin_id}
        mv -fv build/plugin build/plugin.${plugin_id}

    # Configure git user for commit messages
    - name: Configure git user
      uses: fregante/setup-git-user@v1

    # Check for plugin updates and create a PR branch with any changes found
    - name: Generate PR branch
      id: execute
      run: |
        # # Set the commit user/email
        # git config --global user.email "${GITHUB_ACTOR}"
        # git config --global user.name "${GITHUB_ACTOR}@users.noreply.github.com"
        # Create plugin branch
        ./.github/workflow_scripts/create_plugin_pr_branch.sh "${{ steps.prepare.outputs.plugin_id }}"
        # Parse result
        echo "result=$(cat ./result.txt)" >> $GITHUB_OUTPUT
      shell: bash

    # If a PR branch was created, force push branch to dest repo
    - name: Push PR branch
      if: steps.execute.outputs.result == 'success'
      run: |
        git config -l | grep 'http\..*\.extraheader' | cut -d= -f1 | xargs -L1 git config --unset-all
        git push -f https://token:${GH_TOKEN}@github.com/${{ steps.config.outputs.dest_repo }}.git "pr-${{ steps.prepare.outputs.plugin_id }}"
        # Add a small sleep here before running completing this job
        sleep 2
      env:
        GH_TOKEN: "${{ secrets.GH_TOKEN }}"

    # If a PR branch was created, open a PR (if one is not already open)
    - name: Generate PR
      if: steps.execute.outputs.result == 'success'
      run: |
        # Execute the 'gh pr create' command and exit quietly without error if the command fails
        gh pr create \
          --title "[${{ steps.prepare.outputs.plugin_id }}] v${{ steps.prepare.outputs.plugin_version }}" \
          --body "PR automatically generated from [plugin source workflow](${{ steps.config.outputs.workflow_run_link }})" \
          --base "${{ steps.config.outputs.dest_repo_branch }}" \
          --head "pr-${{ steps.prepare.outputs.plugin_id }}" \
          --repo "${{ steps.config.outputs.dest_repo }}" || true
      env:
        GITHUB_TOKEN: "${{ secrets.GH_TOKEN }}"