name: Release Next Version

on:
  schedule:
    - cron: '0 17 * * MON' # Every Monday at 5pm UTC
  workflow_dispatch: # Manual trigger

env:
  SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
  GRADLE_ENTERPRISE_CACHE_USER: ${{ secrets.GRADLE_ENTERPRISE_CACHE_USER }}
  GRADLE_ENTERPRISE_CACHE_PASSWORD: ${{ secrets.GRADLE_ENTERPRISE_CACHE_PASSWORD }}
  GRADLE_ENTERPRISE_SECRET_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_SECRET_ACCESS_KEY }}
  RUN_JOBS: ${{ github.repository == 'spring-projects/spring-security' }}

jobs:
  prerequisites:
    name: Pre-requisites for building
    runs-on: ubuntu-latest
    outputs:
      runjobs: ${{ steps.continue.outputs.runjobs }}
    steps:
      - id: continue
        name: Determine if should continue
        if: env.RUN_JOBS == 'true'
        run: echo "::set-output name=runjobs::true"
  check_release_due:
    name: Check if the release is due today
    needs: [prerequisites]
    runs-on: ubuntu-latest
    if: needs.prerequisites.outputs.runjobs
    steps:
      - uses: actions/checkout@v2
      - name: Set up JDK 17
        uses: actions/setup-java@v1
        with:
          java-version: '17'
      - name: Setup gradle user name
        run: |
          mkdir -p ~/.gradle
          echo 'systemProp.user.name=spring-builds+github' >> ~/.gradle/gradle.properties
      - name: Cache Gradle packages
        uses: actions/cache@v2
        with:
          path: ~/.gradle/caches
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
      - name: Check release
        run: |
          export GRADLE_ENTERPRISE_CACHE_USERNAME="$GRADLE_ENTERPRISE_CACHE_USER"
          export GRADLE_ENTERPRISE_CACHE_PASSWORD="$GRADLE_ENTERPRISE_CACHE_PASSWORD"
          export GRADLE_ENTERPRISE_ACCESS_KEY="$GRADLE_ENTERPRISE_SECRET_ACCESS_KEY"
          ./gradlew gitHubCheckNextVersionDueToday
  check_open_issues:
    name: Ensure there are no open issues
    needs: [check_release_due]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set up JDK 17
        uses: actions/setup-java@v1
        with:
          java-version: '17'
      - name: Setup gradle user name
        run: |
          mkdir -p ~/.gradle
          echo 'systemProp.user.name=spring-builds+github' >> ~/.gradle/gradle.properties
      - name: Check for open issues
        run: |
          export GRADLE_ENTERPRISE_CACHE_USERNAME="$GRADLE_ENTERPRISE_CACHE_USER"
          export GRADLE_ENTERPRISE_CACHE_PASSWORD="$GRADLE_ENTERPRISE_CACHE_PASSWORD"
          export GRADLE_ENTERPRISE_ACCESS_KEY="$GRADLE_ENTERPRISE_SECRET_ACCESS_KEY"
          ./gradlew gitHubCheckMilestoneHasNoOpenIssues
  release:
    name: Release next version
    needs: [check_release_due, check_open_issues]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set up JDK
        uses: actions/setup-java@v1
        with:
          java-version: '17'
      - name: Setup gradle user name
        run: |
          mkdir -p ~/.gradle
          echo 'systemProp.user.name=spring-builds+github' >> ~/.gradle/gradle.properties
      - name: Setup git config
        run: |
          git config user.name 'github-actions[bot]'
          git config user.email 'github-actions[bot]@users.noreply.github.com'
      - name: Update version and push
        # antoraUpdateVersion can only be run after updateProjectVersion completes, in order get the updated project version
        run: |
          export GRADLE_ENTERPRISE_CACHE_USERNAME="$GRADLE_ENTERPRISE_CACHE_USER"
          export GRADLE_ENTERPRISE_CACHE_PASSWORD="$GRADLE_ENTERPRISE_CACHE_PASSWORD"
          export GRADLE_ENTERPRISE_ACCESS_KEY="$GRADLE_ENTERPRISE_SECRET_ACCESS_KEY"
          ./gradlew :updateProjectVersion
          ./gradlew :spring-security-docs:antoraUpdateVersion
          updatedVersion=$(cat gradle.properties | grep "version=" | awk -F'=' '{print $2}')
          git commit -am "Release $updatedVersion"
          git push
  notify_result:
    name: Check for failures
    needs: [release]
    if: failure()
    runs-on: ubuntu-latest
    steps:
      - name: Send Slack message
        uses: Gamesight/slack-workflow-status@v1.0.1
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          slack_webhook_url: ${{ secrets.SLACK_WEBHOOK_URL }}
          channel: '#spring-security-ci'
          name: 'CI Notifier'