on:
  workflow_dispatch:
    inputs:
      github_release:
        description: "Create Gitea Release"
        default: true
        type: boolean
      docker_release:
        description: "Push Docker images"
        default: true
        type: boolean
      bump:
        description: "Bump type"
        required: false
        default: "patch"
        type: choice
        options:
          - "major"
          - "minor"
          - "patch"
  pull_request:
    types: [closed]
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest
    # Only run on merged PRs with [release-*] or manual workflow_dispatch
    if: |
      github.event_name == 'workflow_dispatch' ||
      (github.event_name == 'pull_request' && github.event.pull_request.merged == true && contains(github.event.pull_request.title, '[release-'))

    steps:
      - name: Determine bump type
        id: bump_type
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            echo "type=${{ github.event.inputs.bump }}" >> $GITHUB_OUTPUT
          else
            # Extract bump type from PR title: [release-patch], [release-minor], [release-major]
            PR_TITLE="${{ github.event.pull_request.title }}"
            if [[ "$PR_TITLE" =~ \[release-major\] ]]; then
              echo "type=major" >> $GITHUB_OUTPUT
            elif [[ "$PR_TITLE" =~ \[release-minor\] ]]; then
              echo "type=minor" >> $GITHUB_OUTPUT
            elif [[ "$PR_TITLE" =~ \[release-patch\] ]]; then
              echo "type=patch" >> $GITHUB_OUTPUT
            else
              echo "type=patch" >> $GITHUB_OUTPUT
            fi
          fi

      - name: Checkout code
        uses: actions/checkout@v4.2.2
        with:
          fetch-depth: 0 # Fetch full history
          fetch-tags: true # Fetch all tags (refs/tags)

      - name: Install uv
        uses: astral-sh/setup-uv@v5
      - name: Set up Python
        run: uv python install
        with:
          python-version-file: "pyproject.toml"
      - name: Install the project dependencies
        run: |
          uv sync --all-groups
          uv add pip
          uv export --format requirements.txt -o requirements.txt
          # uv run python -m pip install --upgrade pip
          # uv run python -m pip install -r requirements.txt

      - name: Set Git identity
        run: |
          git config user.name "Gitea CI"
          git config user.email "ci@git.theprivateserver.de"
      - name: Bump version
        id: bump
        run: |
          uv tool install bump-my-version
          uv tool run bump-my-version bump ${{ steps.bump_type.outputs.type }}
          # echo the version to github env, the version is shown by using uv tool run bump-my-version show current_version
          echo "VERSION<<EOF" >> $GITHUB_ENV
          echo "$(uv tool run bump-my-version show current_version)" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV

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

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: ${{ secrets.REGISTRY }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.TOKEN }}

      - name: Get previous tag
        id: prev_tag
        run: |
          prev=$(git tag --sort=-v:refname | sed -n '2p' || true)
          echo "tag=$prev" >> "$GITHUB_OUTPUT"

      - name: Compute lowercased image repo
        if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.docker_release == 'true' || github.event_name == 'pull_request' }}
        run: |
          echo "IMAGE_REPO=${{ secrets.REGISTRY }}/$(echo '${{ github.repository }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

      - name: Docker meta
        if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.docker_release == 'true' || github.event_name == 'pull_request' }}
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.IMAGE_REPO }}
          tags: |
            type=raw,value=latest
            type=raw,value=${{ env.VERSION }}

      - name: Build and push Docker image
        if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.docker_release == 'true' || github.event_name == 'pull_request' }}
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64
          push: true
          no-cache: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Push changes
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ github.ref }}
      - name: Build Changelog
        id: build_changelog
        uses: https://github.com/mikepenz/release-changelog-builder-action@v5
        with:
          platform: "gitea"
          baseURL: "http://192.168.178.110:3000"
          configuration: ".gitea/changelog_config.json"

        env:
          GITHUB_TOKEN: ${{ secrets.GITEA_TOKEN }}

      - name: Create Gitea Release
        if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.github_release == 'true' || github.event_name == 'pull_request' }}
        uses: softprops/action-gh-release@v1
        with:
          tag_name: v${{ env.VERSION }}
          release_name: Release v${{ env.VERSION }}
          body: ${{steps.build_changelog.outputs.changelog}}
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.TOKEN }}
          GITHUB_REPOSITORY: ${{ github.repository }}