name: Release milestone
description: Creates a release with changelog and tag out of a given milestone
inputs:
  milestone:
    description: Milestone for this release
    required: true
  github_token:
    description: Secret GitHub token
    required: true
runs:
  using: composite
  steps:
    - name: Setup node
      uses: actions/setup-node@v2
      with:
        node-version: '16'

    - name: Close milestone
      uses: Akkjon/close-milestone@v2
      with:
        milestone_name: ${{ env.MILESTONE }}
      env:
        MILESTONE: ${{ inputs.milestone }}
        GITHUB_TOKEN: ${{ inputs.github_token }}

    - name: Create provisionary tag
      shell: bash
      env:
        MILESTONE: ${{ inputs.milestone }}
        GITHUB_TOKEN: ${{ inputs.github_token }}
      run: |
        git config user.name "GitHub Actions Bot"
        git config user.email "<>"
        git tag --message "" "$MILESTONE"
        git push origin "$MILESTONE"

    - name: Update changelog
      shell: bash
      env:
        MILESTONE: ${{ inputs.milestone }}
        GITHUB_TOKEN: ${{ inputs.github_token }}
        GREN_GITHUB_TOKEN: ${{ inputs.github_token }}
      run: |
        echo "$MILESTONE" > layouts/partials/version.html
        npx github-release-notes@0.17.1 changelog --generate --override --tags=all
        git add *
        git commit --message "Ship tag $MILESTONE"
        git push origin main

    - name: Create final tag
      shell: bash
      env:
        MILESTONE: ${{ inputs.milestone }}
        GITHUB_TOKEN: ${{ inputs.github_token }}
      run: |
        git tag --force --message "" "$MILESTONE"
        git push --force origin "$MILESTONE"

    - name: Publish release
      shell: bash
      env:
        MILESTONE: ${{ inputs.milestone }}
        GREN_GITHUB_TOKEN: ${{ inputs.github_token }}
      run: |
        npx github-release-notes@0.17.1 release --tags "$MILESTONE"

    - name: Update version number to mark non-release version
      shell: bash
      env:
        MILESTONE: ${{ inputs.milestone }}
        GITHUB_TOKEN: ${{ inputs.github_token }}
        GREN_GITHUB_TOKEN: ${{ inputs.github_token }}
      run: |
        echo "$MILESTONE+tip" > layouts/partials/version.html
        git add *
        git commit --message "Mark non-release version"
        git push origin main