create_release_draft.yml

---
name: Create or check a release draft

on:
  push:
    branches:
      - main
      - releasebranch_*
    tags:
      - '**'
  pull_request:
    branches:
      - main
      - releasebranch_*
    paths:
      - .github/**
      - utils/**

jobs:
  build:
    runs-on: ubuntu-20.04

    steps:
      - name: Checks-out repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.10'

      - name: Generate core modules with last commit JSON file and patch file
        run: |
          python utils/generate_last_commit_file.py .
          git add core_modules_with_last_commit.json
          git diff --cached > core_modules_with_last_commit.patch

      - name: Generate ChangeLog file
        run: |
          sudo apt-get install -y gzip
          python utils/gitlog2changelog.py
          gzip ChangeLog

      - name: Create new release draft (for tags only)
        id: create_release
        if: startsWith(github.ref, 'refs/tags/')
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: GRASS GIS ${{ github.ref }}
          body: |
            Overview of changes
            - First change
            - Second change
          draft: true
          prerelease: ${{ contains(github.ref, 'RC') }}

      - name: Upload core_modules_with_last_commit.json file (for tags only)
        if: startsWith(github.ref, 'refs/tags/')
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ github.token }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: core_modules_with_last_commit.json
          asset_name: core_modules_with_last_commit.json
          asset_content_type: application/json

      - name: Upload core_modules_with_last_commit.patch file (for tags only)
        if: startsWith(github.ref, 'refs/tags/')
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ github.token }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: core_modules_with_last_commit.patch
          asset_name: core_modules_with_last_commit.patch
          asset_content_type: text/plain

      - name: Upload ChangeLog file (for tags only)
        if: startsWith(github.ref, 'refs/tags/')
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ github.token }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ChangeLog.gz
          asset_name: ChangeLog.gz
          asset_content_type: application/gzip

      - name: Make the created files available
        uses: actions/upload-artifact@v3
        if: always()
        with:
          name: artifacts
          path: |
            core_modules_with_last_commit.*
            ChangeLog.gz
          if-no-files-found: warn
          retention-days: 10