name: Release

on:
  pull_request:
    branches:
      - release/current
      - release/*.*.*
    types: [closed]

jobs:
  create-github-release:

    runs-on: ubuntu-latest

    if: github.event.pull_request.merged == true

    outputs:
      RELEASED_VERSION: ${{ steps.package-json.outputs.packageVersion }}

    steps:
    - uses: actions/checkout@v2
      with:
        ref: ${{ github.event.pull_request.base.ref }}

    - uses: actions/setup-node@v2
      with:
        node-version: '14'
        cache: 'yarn'
        cache-dependency-path: '**/yarn.lock'

    - name: Install dependencies
      run: |
        npx lerna bootstrap

    - name: Bump versions
      run: |
        node ./bin/github-actions/bump-versions -i patch
        sh ./packages/app/bin/github-actions/update-readme.sh

    - name: Retrieve information from package.json
      uses: myrotvorets/info-from-package-json-action@1.1.0
      id: package-json

    - name: Update Changelog
      uses: stefanzweifel/changelog-updater-action@v1
      with:
        latest-version: v${{ steps.package-json.outputs.packageVersion }}
        release-notes: ${{ github.event.pull_request.body }}

    - name: Update README.md for docker image
      working-directory: ./packages/app
      run: |
        sh ./bin/github-actions/update-readme.sh
      env:
        RELEASED_VERSION: ${{ steps.package-json.outputs.packageVersion }}

    - name: Commit, Tag and Push
      uses: stefanzweifel/git-auto-commit-action@v4
      with:
        branch: ${{ github.event.pull_request.base.ref }}
        commit_message: Release v${{ steps.package-json.outputs.packageVersion }}
        tagging_message: v${{ steps.package-json.outputs.packageVersion }}

    - uses: ncipollo/release-action@v1
      with:
        body: ${{ github.event.pull_request.body }}
        tag: v${{ steps.package-json.outputs.packageVersion }}
        token: ${{ secrets.GITHUB_TOKEN }}

    - name: Delete drafts
      uses: hugo19941994/delete-draft-releases@v1.0.0
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}


  create-pr-for-next-rc:
    needs: create-github-release

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
      with:
        ref: v${{ needs.create-github-release.outputs.RELEASED_VERSION }}

    - uses: actions/setup-node@v2
      with:
        node-version: '14'
        cache: 'yarn'
        cache-dependency-path: '**/yarn.lock'

    - name: Install dependencies
      run: |
        npx lerna bootstrap

    - name: Bump versions for next RC
      run: |
        node ./bin/github-actions/bump-versions -i prerelease

    - name: Retrieve information from package.json
      uses: myrotvorets/info-from-package-json-action@1.1.0
      id: package-json

    - name: Commit
      uses: github-actions-x/commit@v2.8
      with:
        github-token: ${{ secrets.GITHUB_TOKEN }}
        push-branch: support/prepare-v${{ steps.package-json.outputs.packageVersion }}
        commit-message: 'Bump version'
        name: GitHub Action

    - name: Create PR
      uses: repo-sync/pull-request@v2
      with:
        source_branch: support/prepare-v${{ steps.package-json.outputs.packageVersion }}
        destination_branch: master
        pr_title: Prepare v${{ steps.package-json.outputs.packageVersion }}
        pr_label: exclude from changelog
        pr_body: "An automated PR generated by ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}"
        github_token: ${{ secrets.GITHUB_TOKEN }}


  build-image:
    needs: create-github-release

    runs-on: ubuntu-latest

    strategy:
      matrix:
        flavor: [default, nocdn]

    steps:
    - uses: actions/checkout@v2
      with:
        ref: v${{ needs.create-github-release.outputs.RELEASED_VERSION }}

    - name: Setup suffix
      id: suffix
      run: |
        [[ ${{ matrix.flavor }} = "nocdn" ]] && suffix="-nocdn" || suffix=""
        echo "::set-output name=SUFFIX::$suffix"

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v3
      with:
        images: weseek/growi,ghcr.io/weseek/growi
        flavor: |
          suffix=${{ steps.suffix.outputs.SUFFIX }}
        tags: |
          type=raw,value=latest
          type=semver,value=${{ needs.create-github-release.outputs.RELEASED_VERSION }},pattern={{major}}
          type=semver,value=${{ needs.create-github-release.outputs.RELEASED_VERSION }},pattern={{major}}.{{minor}}
          type=semver,value=${{ needs.create-github-release.outputs.RELEASED_VERSION }},pattern={{major}}.{{minor}}.{{patch}}

    - name: Login to docker.io registry
      run: |
        echo ${{ secrets. DOCKER_REGISTRY_PASSWORD }} | docker login --username wsmoogle --password-stdin

    - name: Login to GitHub Container Registry
      uses: docker/login-action@v1
      with:
        registry: ghcr.io
        username: wsmoogle
        password: ${{ secrets.DOCKER_REGISTRY_ON_GITHUB_PASSWORD }}

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v1

    - name: Cache Docker layers
      uses: actions/cache@v2
      with:
        path: /tmp/.buildx-cache
        key: ${{ runner.os }}-buildx-app-${{ matrix.flavor }}-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-buildx-app-${{ matrix.flavor }}-
          ${{ runner.os }}-buildx-app-

    - name: Build and push
      uses: docker/build-push-action@v2
      with:
        context: .
        file: ./packages/app/docker/Dockerfile
        platforms: linux/amd64
        push: true
        cache-from: type=local,src=/tmp/.buildx-cache
        cache-to: type=local,mode=max,dest=/tmp/.buildx-cache-new
        tags: ${{ steps.meta.outputs.tags }}

    - name: Move cache
      run: |
        rm -rf /tmp/.buildx-cache
        mv /tmp/.buildx-cache-new /tmp/.buildx-cache

    - name: Update Docker Hub Description
      uses: peter-evans/dockerhub-description@v2
      with:
        username: wsmoogle
        password: ${{ secrets.DOCKER_REGISTRY_PASSWORD }}
        repository: weseek/growi
        readme-filepath: ./packages/app/docker/README.md

    - name: Slack Notification
      uses: weseek/ghaction-release-slack-notification@master
      with:
        channel: '#release'
        url: ${{ secrets.SLACK_WEBHOOK_URL }}
        created_tag: 'v${{ needs.create-github-release.outputs.RELEASED_VERSION }}${{ steps.suffix.outputs.SUFFIX }}'

    - name: Check whether workspace is clean
      run: |
        STATUS=`git status --porcelain`
        if [ -z "$STATUS" ]; then exit 0; else exit 1; fi

