name: Publish Python Package

on:
  workflow_dispatch:
    inputs:
      publish:
        description: 'Create Production Release'
        required: true
        type: boolean

jobs:
  publish:
    environment: release
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: write
      packages: write
    outputs:
      pkg_version: ${{ steps.semver.outputs.next }}

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 0
        
    - name: Get Next Version
      if: ${{ github.event.inputs.publish }}
      id: semver
      uses: ietf-tools/semver-action@v1
      with:
        patchList: fix, bugfix, perf, refactor, test, tests, chore, revert
        token: ${{ github.token }}
        branch: main
        
    - name: Set Next Version Env Var
      if: ${{ github.event.inputs.publish }}
      env:
        NEXT_VERSION: ${{ steps.semver.outputs.next }}
      run: |
        echo "NEXT_VERSION=$next" >> $GITHUB_ENV
        
    - name: Create Draft Release
      uses: ncipollo/release-action@v1
      if: ${{ github.event.inputs.publish }}
      with:
        prerelease: true
        draft: false
        commit: ${{ github.sha }}
        tag: ${{ env.NEXT_VERSION }}
        name: ${{ env.NEXT_VERSION }}
        body: '*pending*'
        token: ${{ secrets.GITHUB_TOKEN }}
    
    - name: Set Build Variables
      run: |
        if [[ $NEXT_VERSION ]]; then
          echo "Using AUTO SEMVER mode: $NEXT_VERSION"
          echo "SHOULD_DEPLOY=true" >> $GITHUB_ENV
          echo "PKG_VERSION=$NEXT_VERSION" >> $GITHUB_ENV
          echo "PKG_VERSION_STRICT=${NEXT_VERSION#?}" >> $GITHUB_ENV
        elif [[ "$GITHUB_REF" =~ ^refs/tags/v* ]]; then
          echo "Using TAG mode: $GITHUB_REF_NAME"
          echo "SHOULD_DEPLOY=true" >> $GITHUB_ENV
          echo "PKG_VERSION=$GITHUB_REF_NAME" >> $GITHUB_ENV
          echo "PKG_VERSION_STRICT=${GITHUB_REF_NAME#?}" >> $GITHUB_ENV
        else
          echo "Using TEST mode: v3.0.0-dev.$GITHUB_RUN_NUMBER"
          echo "SHOULD_DEPLOY=false" >> $GITHUB_ENV
          echo "PKG_VERSION=v3.0.0-dev.$GITHUB_RUN_NUMBER" >> $GITHUB_ENV
          echo "PKG_VERSION_STRICT=3.0.0-dev.$GITHUB_RUN_NUMBER" >> $GITHUB_ENV
        fi
    
    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.x'
        
    - name: Install Python dependencies
      env:
        DEBIAN_FRONTEND: noninteractive
      run: |
        python -m venv venv
        source venv/bin/activate
        python -m pip install --upgrade pip setuptools wheel twine build
        sudo apt update
        sudo apt install -y twine
        
    - name: Build Python package
      run: |
        source venv/bin/activate
        echo "Using version $PKG_VERSION_STRICT"
        sed -i -r -e "s/^__version__ += '.*'$/__version__ = '$PKG_VERSION_STRICT'/" xml2rfc/__init__.py
        python -m build --sdist

    - name: Update CHANGELOG
      id: changelog
      uses: Requarks/changelog-action@v1
      if: env.SHOULD_DEPLOY == 'true'
      with:
        token: ${{ github.token }}
        tag: ${{ env.PKG_VERSION }}
        excludeTypes: ''

    - name: Commit CHANGELOG.md
      uses: stefanzweifel/git-auto-commit-action@v5
      if: env.SHOULD_DEPLOY == 'true'
      with:
        branch: main
        commit_message: 'docs: update CHANGELOG.md + py file versions for ${{ env.PKG_VERSION }} [skip ci]'
        file_pattern: CHANGELOG.md setup.cfg xml2rfc/__init__.py
        
    - name: Create Release
      uses: ncipollo/release-action@v1
      if: env.SHOULD_DEPLOY == 'true'
      with:
        allowUpdates: true
        draft: false
        tag: ${{ env.PKG_VERSION }}
        name: ${{ env.PKG_VERSION }}
        body: ${{ steps.changelog.outputs.changes }}
        artifacts: "dist/**"
        token: ${{ secrets.GITHUB_TOKEN }}
        makeLatest: true
        
    - name: Publish to Test PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        repository-url: https://test.pypi.org/legacy/

    - name: Publish to PyPI
      if: env.SHOULD_DEPLOY == 'true'
      uses: pypa/gh-action-pypi-publish@release/v1

  build-base:
    runs-on: ubuntu-latest
    if: github.event.inputs.publish
    needs: [publish]
    permissions:
      contents: read
      packages: write

    steps:
    - uses: actions/checkout@v4

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3
    
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Docker Build & Push
      uses: docker/build-push-action@v6
      with:
        context: .
        file: docker/base.Dockerfile
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ghcr.io/ietf-tools/xml2rfc-base:latest
