name: "Enforce release code freeze"
on:
  schedule:
    - cron: '0 16 * * 4' # Run at 1600 UTC on Thursdays.

jobs:
  maybe-create-next-milestone-and-release-branch:
    name: "Maybe create next milestone and release branch"
    runs-on: ubuntu-20.04
    steps:
      - name: "Get the action script"
        run: |
          scripts="post-request-shared.php release-code-freeze.php"
          for script in $scripts
          do
            curl \
            --silent \
            --fail \
            --header 'Authorization: bearer ${{ secrets.GITHUB_TOKEN }}' \
            --header 'User-Agent: GitHub action to enforce release code freeze' \
            --header 'Accept: application/vnd.github.v3.raw' \
            --output $script \
            --location "$GITHUB_API_URL/repos/${{ github.repository }}/contents/.github/workflows/scripts/$script?ref=$GITHUB_REF"
          done
        env:
          GITHUB_API_URL: ${{ env.GITHUB_API_URL }}
          GITHUB_REF: ${{ env.GITHUB_REF }}
      - name: "Install PHP"
        uses: shivammathur/setup-php@v2
        with:
          php-version: '7.4'
      - name: "Run the script to enforce the code freeze"
        run: php release-code-freeze.php
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  notify-slack:
    name: "Sends code freeze notification to Slack"
    runs-on: ubuntu-20.04
    needs: maybe-create-next-milestone-and-release-branch
    steps:
      - name: Get outgoing release version
        uses: actions/github-script@v6
        id: outgoing
        with:
          script: |
              const latest = await github.rest.repos.getLatestRelease({
                owner: 'woocommerce',
                repo: 'woocommerce'
              });

              let version = parseFloat( latest.data.tag_name ) + 0.1;
              version = parseFloat( version ).toPrecision( 2 );

              return version;
      - name: Get next release version
        uses: actions/github-script@v6
        id: next
        with:
          script: |
              const latest = await github.rest.repos.getLatestRelease({
                owner: 'woocommerce',
                repo: 'woocommerce'
              });

              let version = parseFloat( latest.data.tag_name ) + 0.2;
              version = parseFloat( version ).toPrecision( 2 );

              return version;
      - name: Slack
        uses: archive/github-actions-slack@v2.0.0
        id: notify
        with:
         slack-bot-user-oauth-access-token: ${{ secrets.CODE_FREEZE_BOT_TOKEN }}
         slack-channel: ${{ secrets.WOO_RELEASE_SLACK_CHANNEL }}
         slack-text: ":warning-8c: ${{ steps.outgoing.outputs.result }} Code Freeze :ice_cube:
The automation to cut the release branch for ${{ steps.outgoing.outputs.result }} has run. Any PRs that were not already merged will be a part of ${{ steps.next.outputs.result }} by default. If you have something that needs to make ${{ steps.outgoing.outputs.result }} that hasn't yet been merged, please see the <${{ secrets.FG_LINK }}/code-freeze-for-woocommerce-core-release/|fieldguide page for the code freeze>."