redot-engine/.github/workflows/changelog_builder.yml

name: 📜 Changelog Builder
on:
  push:
    tags:
      - redot-*

permissions:
  contents: write

env:
  STABLE_SINCE_REDOT_VERSION: 4.4

jobs:
  prepare-release:
    name: Prepare Release
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-latest
    steps:
      - name: Build Changelog
        id: build_changelog
        uses: mikepenz/release-changelog-builder-action@v5
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          configurationJson: |
            {
              "base_branches": ["master", "4.3", "4.4"],
              "custom_placeholders": [
                {
                  "name": "RELEASE_VERSION",
                  "source": "TO_TAG",
                  "transformer": {
                    "method": "regexr",
                    "pattern": "redot-(\\d+\\.\\d+(?:\\.\\d+)?)-(?:(alpha|beta|rc)\\.(\\d+)|(stable))",
                    "target": "$1 $2$4 $3"
                  }
                },
                {
                  "name": "SIMPLIFIED_TITLE",
                  "source": "TITLE",
                  "transformer": {
                    "pattern": "^(\\[\\d+\\.\\d+\\] )",
                    "target": ""
                  }
                }
              ],
              "categories": [
                {
                  "title": "### Enhancements & Features",
                  "labels": ["enhancement"],
                  "exhaustive": true,
                  "rules": [
                      {
                        "on_property": "title",
                        "pattern": "^(?!(\\[\\d+\\.\\d+\\] )?Cherry-picks.*)"
                      }
                  ],
                  "consume": true
                },
                {
                  "title": "### Bug Fixes",
                  "labels": ["bug"],
                  "exhaustive": true,
                  "rules": [
                      {
                        "on_property": "title",
                        "pattern": "^(?!(\\[\\d+\\.\\d+\\] )?Cherry-picks.*)"
                      }
                  ],
                  "consume": true
                },
                {
                  "title": "### Cherry-picks",
                  "rules": [
                    {
                      "on_property": "title",
                      "pattern": "^(\\[\\d+\\.\\d+\\] )?Cherry-picks"
                    },
                    {
                      "on_property": "body",
                      "pattern": "\\(cherry picked from commit "
                    }
                  ],
                  "consume": true
                },
                {
                  "title": "### Godot Syncs",
                  "labels": ["merge:godot"],
                  "consume": true
                }
              ],
              "template": "## Release Notes for Redot #{{RELEASE_VERSION}}\nWe're excited to announce the release of our latest version, featuring a host of enhancements and fixes. Here's what's new:\n\n#{{CHANGELOG}}\n**Full Changelog**: #{{RELEASE_DIFF}}",
              "pr_template": "* #{{SIMPLIFIED_TITLE}} by #{{AUTHOR}} in #{{URL}}",
              "max_pull_requests": 1000,
              "max_back_track_time_days": 365
            }

      - name: Build Stable Changelog
        if: endsWith(github.ref, '-stable')
        id: build_stable_changelog
        uses: mikepenz/release-changelog-builder-action@v5
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          fromTag: redot-${{env.STABLE_SINCE_REDOT_VERSION}}-stable
          configurationJson: |
            {
              "base_branches": ["master"],
              "custom_placeholders": [
                {
                  "name": "RELEASE_VERSION",
                  "source": "TO_TAG",
                  "transformer": {
                    "method": "regexr",
                    "pattern": "redot-(\\d+\\.\\d+(?:\\.\\d+)?)-(?:(alpha|beta|rc)\\.(\\d+)|(stable))",
                    "target": "$1 $2$4 $3"
                  }
                },
                {
                  "name": "SIMPLIFIED_TITLE",
                  "source": "TITLE",
                  "transformer": {
                    "pattern": "^(\\[\\d+\\.\\d+\\] )",
                    "target": ""
                  }
                }
              ],
              "categories": [
                {
                  "title": "### Enhancements & Features",
                  "labels": ["enhancement"],
                  "exhaustive": true,
                  "rules": [
                      {
                        "on_property": "title",
                        "pattern": "^(?!(\\[\\d+\\.\\d+\\] )?Cherry-picks.*)"
                      }
                  ],
                  "consume": true
                },
                {
                  "title": "### Bug Fixes",
                  "labels": ["bug"],
                  "exhaustive": true,
                  "rules": [
                      {
                        "on_property": "title",
                        "pattern": "^(?!(\\[\\d+\\.\\d+\\] )?Cherry-picks.*)"
                      }
                  ],
                  "consume": true
                },
                {
                  "title": "### Cherry-picks",
                  "rules": [
                    {
                      "on_property": "title",
                      "pattern": "^(\\[\\d+\\.\\d+\\] )?Cherry-picks"
                    },
                    {
                      "on_property": "body",
                      "pattern": "\\(cherry picked from commit "
                    }
                  ],
                  "consume": true
                },
                {
                  "title": "### Godot Syncs",
                  "labels": ["merge:godot"],
                  "consume": true
                }
              ],
              "template": "## Since Redot ${{env.STABLE_SINCE_REDOT_VERSION}}\n\n#{{CHANGELOG}}\n**Full Changelog**: #{{RELEASE_DIFF}}",
              "pr_template": "* #{{SIMPLIFIED_TITLE}} by #{{AUTHOR}} in #{{URL}}",
              "max_pull_requests": 1000,
              "max_back_track_time_days": 365
            }

      - name: Create Release Draft
        uses: softprops/action-gh-release@v2
        with:
          body: |
            ${{steps.build_changelog.outputs.changelog}}
            ${{steps.build_stable_changelog.outputs.changelog}}
          draft: true