name: Build CCExtractor Snap

on:
  workflow_dispatch:
  release:
    types: [published]

jobs:
  build_snap:
    name: Build Snap package
    runs-on: ubuntu-22.04

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Install snapd
        run: |
          sudo apt update
          sudo apt install -y snapd

      - name: Start snapd
        run: |
          sudo systemctl start snapd.socket
          sudo systemctl start snapd

      - name: Install Snapcraft
        run: |
          sudo snap install core22
          sudo snap install snapcraft --classic

      - name: Show Snapcraft version
        run: snapcraft --version

      - name: Set Snap version from tag
        if: github.event_name == 'release'
        run: |
          # Extract version from GITHUB_REF (handles both v0.96.6 and 0.96.6 tags)
          VERSION="${GITHUB_REF#refs/tags/}"
          VERSION="${VERSION#v}"
          VERSION="${VERSION%%-*}"
          VERSION="${VERSION//[[:space:]]/}"

          if [ -z "$VERSION" ]; then
            echo "ERROR: Version is empty after parsing GITHUB_REF: $GITHUB_REF" >&2
            exit 1
          fi

          if [ ${#VERSION} -gt 32 ]; then
            echo "Snap version too long: $VERSION" >&2
            exit 1
          fi

          # Verify snapcraft.yaml has a version line before modifying
          if ! grep -q '^version:' snap/snapcraft.yaml; then
            echo "ERROR: No version line found in snap/snapcraft.yaml" >&2
            exit 1
          fi

          echo "Setting snap version to: $VERSION"
          sed -i "s/^version: .*/version: '${VERSION}'/" snap/snapcraft.yaml
          grep -m1 '^version:' snap/snapcraft.yaml

      - name: Build snap
        run: sudo snapcraft --destructive-mode

      - name: List generated snap
        run: ls -lh *.snap

      - name: Upload snap as workflow artifact
        uses: actions/upload-artifact@v7
        with:
          name: CCExtractor Snap
          path: "*.snap"

      - name: Upload snap to GitHub Release
        if: github.event_name == 'release'
        uses: softprops/action-gh-release@v3
        with:
          files: "*.snap"