action.yaml

name: 'Create changelog based release'
author: 'brainelectronics'
description: 'changelog2version based release action'

inputs:
  github-token:
    description: 'GitHub token for release'
    required: true
    default: ${{ github.token }}
  changelog-path:
    description: 'Path to changelog used for releasing'
    required: false
    default: 'changelog.md'
  tag-name-prefix:
    description: 'Prefix of tag name before extracted x.y.z from changelog'
    required: false
    default: ''
  tag-name-extension:
    description: 'Extension of tag name after extracted x.y.z from changelog'
    required: false
    default: -rc${{ github.run_number }}.dev${{ github.event.number }}
  release-name-prefix:
    description: 'Prefix of release name before extracted x.y.z from changelog'
    required: false
    default: ''
  release-name-extension:
    description: 'Extension of release name after extracted x.y.z from changelog'
    required: false
    default: -rc${{ github.run_number }}.dev${{ github.event.number }}
  draft-release:
    description: 'Is this a draft release'
    required: true
    default: false
  prerelease:
    description: 'Is this a Prerelease'
    required: true
    default: false

outputs:
  latest-description:
    description: "Content of latest changelog entry"
    value: "${{ steps.parse-changelog.outputs.LATEST_DESCRIPTION }}"
  latest-version:
    description: "Latest changelog version"
    value: ${{ steps.parse-changelog.outputs.LATEST_VERSION }}

runs:
  using: "composite"
  steps:
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.10'
    - name: Install required packages
      run: pip install -r requirements.txt
      shell: bash
    - run: echo "${{ github.action_path }}" >> $GITHUB_PATH
      shell: bash
    - name: Print changelog2version version
      run: changelog2version --version
      shell: bash
    - name: Parse changelog
      id: parse-changelog
      run: |
        changelog2version --changelog_file ${{ inputs.changelog-path }} --print | python -c "import sys, json; print(json.load(sys.stdin)['info']['description'])" > latest_description.txt
        echo 'LATEST_DESCRIPTION<<"EOT"' >> $GITHUB_OUTPUT
        cat latest_description.txt >> $GITHUB_OUTPUT
        echo '"EOT"' >> $GITHUB_OUTPUT
        latest_version=$(changelog2version --changelog_file ${{ inputs.changelog-path }} --print | python -c "import sys, json; print(json.load(sys.stdin)['info']['version'])")
        echo "LATEST_VERSION=$latest_version" >> $GITHUB_OUTPUT
      shell: bash
    - name: Create (Pre)Release
      uses: actions/create-release@v1
      env:
        GITHUB_TOKEN: ${{ inputs.github-token }}
      with:
        tag_name: ${{ inputs.tag-name-prefix }}${{ steps.parse-changelog.outputs.LATEST_VERSION }}${{ inputs.tag-name-extension }}
        release_name: ${{ inputs.tag-name-prefix }}${{ steps.parse-changelog.outputs.LATEST_VERSION }}${{ inputs.release-name-extension }}
        body: ${{ steps.parse-changelog.outputs.LATEST_DESCRIPTION }}
        draft: ${{ inputs.draft-release }}
        prerelease: ${{ inputs.prerelease }}