name: Flatpak from release

on:
  workflow_dispatch:
    inputs:
      version:
        description: Existing release tag to package
        required: true
        type: string

permissions:
  contents: read

jobs:
  flatpak:
    runs-on: ubuntu-latest
    timeout-minutes: 15
    container:
      image: ghcr.io/flathub-infra/flatpak-github-actions:freedesktop-24.08
      options: --privileged
    env:
      RELEASE_TAG: ${{ inputs.version }}
    steps:
      - name: Validate release tag
        shell: bash
        run: '[[ "$RELEASE_TAG" =~ ^v[0-9]+\.[0-9]+\.[0-9]+([.-][a-zA-Z0-9.-]+)?$ ]]'
      - uses: actions/checkout@v7
        with:
          fetch-depth: 0
      - name: Check release metainfo handling
        run: python3 packaging/flatpak/test-metainfo.py
      - name: Verify and unpack the published Linux build
        shell: bash
        run: |
          name="spotifast-${RELEASE_TAG}-x86_64-unknown-linux-gnu"
          base="https://github.com/${GITHUB_REPOSITORY}/releases/download/${RELEASE_TAG}"
          mkdir dist
          cd dist
          curl --fail --location --retry 3 "$base/$name.tar.gz" --output "$name.tar.gz"
          curl --fail --location --retry 3 "$base/checksums.txt" --output checksums.txt
          awk -v file="$name.tar.gz" '$2 == file { print }' checksums.txt > input-checksum.txt
          test -s input-checksum.txt
          sha256sum --check input-checksum.txt
          tar xzf "$name.tar.gz" -C ../packaging/flatpak
          cd ..
          mv "packaging/flatpak/$name" packaging/flatpak/built
          # Keep the exact release version and description, with today's app ID.
          python3 packaging/flatpak/prepare-metainfo.py "$RELEASE_TAG" \
            packaging/flatpak/rocks.spotifast.Spotifast.metainfo.xml
      - uses: flatpak/flatpak-github-actions/flatpak-builder@v6
        with:
          manifest-path: packaging/flatpak/rocks.spotifast.Spotifast.bundle.yml
          bundle: spotifast-${{ inputs.version }}-x86_64.flatpak
          cache: false
          upload-artifact: false
      - uses: actions/upload-artifact@v7
        with:
          name: flatpak-${{ inputs.version }}
          path: '*.flatpak'
          if-no-files-found: error