# full release workflow which does a staging build, github tagging,
# promotion in artifactory
name: Release Milestone

on:
  workflow_dispatch:
    inputs:
      milestone:
        description: 'Milestone version like, M1 or RC1, etc'
        required: true

# there's 3 jobs, staging, promote and central.
# promote waits staging and manual approval and
# central waits promote and manual approval.
jobs:

  # build and release to staging repo.
  # stash artifactory build id so that promote and central
  # jobs can work on it.
  staging:
    runs-on: ubuntu-latest
    outputs:
      project-version: ${{ steps.output.outputs.project-version }}
    steps:
    - uses: actions/checkout@v2
    - uses: actions/setup-java@v1
      with:
        java-version: 1.8
    - uses: jfrog/setup-jfrog-cli@v3
      with:
        version: 2.39.1
      env:
        JF_ENV_SPRING: ${{ secrets.JF_ARTIFACTORY_SPRING }}
    # prepare env for cli to get a staging build working
    - name: Configure JFrog Cli
      run: |
        jf gradlec \
          --use-wrapper \
          --deploy-ivy-desc=false \
          --server-id-resolve=repo.spring.io \
          --server-id-deploy=repo.spring.io \
          --repo-resolve=libs-milestone \
          --repo-deploy=libs-staging-local
        echo JFROG_CLI_BUILD_NAME=spring-statemachine-main-milestone >> $GITHUB_ENV
        echo JFROG_CLI_BUILD_NUMBER=$GITHUB_RUN_NUMBER >> $GITHUB_ENV
    # switch from snapshot to a release version and extract project
    # version to get used with tagging
    - name: Configure Milestone Version
      run: |
        jf gradle milestoneVersion -PstatemachineMilestone=${{ github.event.inputs.milestone }}
        echo PROJECT_VERSION=$(cat gradle.properties | grep "version=" | awk -F'=' '{print $2}') >> $GITHUB_ENV
    # build and publish to staging repo.
    # we've allready tested with snapshots so no need to test
    # with a release build as we are not a release train.
    - name: Build and Publish
      run: |
        jf gradle clean build artifactoryPublish
        jf rt build-publish
    # we've now done a release build, branch and tag it in github
    - name: Tag Release
      uses: jvalkeal/build-zoo-handler@v0.0.4
      with:
        tag-release-branch: ${{ env.PROJECT_VERSION }}
        tag-release-tag: ${{ env.PROJECT_VERSION }}
        tag-release-tag-prefix: v
    - name: Output
      id: output
      env:
        PROJECT_VERSION: ${{ env.PROJECT_VERSION }}
      run: |
        echo "::set-output name=project-version::$PROJECT_VERSION"

  # wait manual approval.
  # promote build from staging to milestones
  promote:
    runs-on: ubuntu-latest
    needs: staging
    environment: promote
    steps:
    # need repo to push release branch and a tag
    - uses: actions/checkout@v2
    - uses: jfrog/setup-jfrog-cli@v3
      with:
        version: 2.39.1
      env:
        JF_ENV_SPRING: ${{ secrets.JF_ARTIFACTORY_SPRING }}
    # prepare env for cli to promote
    - name: Configure JFrog Cli
      run: |
        jf gradlec \
          --use-wrapper \
          --deploy-ivy-desc=false \
          --server-id-resolve=repo.spring.io \
          --server-id-deploy=repo.spring.io \
          --repo-resolve=libs-milestone \
          --repo-deploy=libs-staging-local
        echo JFROG_CLI_BUILD_NAME=spring-statemachine-main-milestone >> $GITHUB_ENV
        echo JFROG_CLI_BUILD_NUMBER=$GITHUB_RUN_NUMBER >> $GITHUB_ENV
    # promoting build from staging repo into release
    - name: Promote Build
      run: |
        jf rt build-promote libs-milestone-local

  ghrelease:
    runs-on: ubuntu-latest
    needs: [staging, promote]
    steps:
    - uses: actions/checkout@v2
    - name: Install Tooling
      run: |
        curl -sSL https://github.com/cbroglie/mustache/releases/download/v1.2.2/mustache_1.2.2_linux_amd64.tar.gz | sudo tar -C /usr/local/bin/ --no-same-owner -xzv mustache
    - name: GitHub Release
      env:
        PROJECT_VERSION: ${{needs.staging.outputs.project-version}}
        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        RELEASE_NOTES_FILE: ${{runner.temp}}/release_notes.md5
        RELEASE_NOTES_DATA: ${{runner.temp}}/release_notes_data.json
        RELEASE_NOTES_HEADERS: ${{runner.temp}}/release_notes_headers.json
        RELEASE_NOTES_FOOTERS: ${{runner.temp}}/release_notes_footers.json
        RELEASE_NOTES_ISSUES: ${{runner.temp}}/release_notes_issues.json
      run: |
        gh issue list \
          --repo spring-projects/spring-statemachine \
          --milestone $PROJECT_VERSION \
          --label automation/rlnotes-header  \
          --state all --json title,body \
          --jq '{headers:map(.),headerslength:(length)}' \
          > $RELEASE_NOTES_HEADERS
        gh issue list \
          --repo spring-projects/spring-statemachine \
          --milestone $PROJECT_VERSION \
          --label automation/rlnotes-footer  \
          --state all --json title,body \
          --jq '{footers:map(.),footerslength:(length)}' \
          > $RELEASE_NOTES_FOOTERS
        gh issue list \
          --repo spring-projects/spring-statemachine \
          --milestone $PROJECT_VERSION \
          --state all --json number,title,labels \
          --jq '{issues:map(select((.labels | length == 0) or (any(.labels[].name; startswith("automation/rlnotes")|not))))}' \
          > $RELEASE_NOTES_ISSUES
        jq -s '{issues:(.[0].issues),headers:(.[1].headers),headerslength:(.[1].headerslength),footers:(.[2].footers), footerslength:(.[2].footerslength)}' \
          $RELEASE_NOTES_ISSUES \
          $RELEASE_NOTES_HEADERS \
          $RELEASE_NOTES_FOOTERS \
          > $RELEASE_NOTES_DATA
        mustache $RELEASE_NOTES_DATA .github/rlnotes.mustache > $RELEASE_NOTES_FILE
        gh release create v$PROJECT_VERSION \
          --draft \
          --prerelease \
          --title "$PROJECT_VERSION" \
          --notes-file $RELEASE_NOTES_FILE
