name: Release Flatpak

permissions:
    contents: write

on:
    release:
        types: [created]
    workflow_dispatch:
        inputs:
            tag:
                description: "Tag to attach assets to (e.g. v1.0.0)"
                required: false

jobs:
    flatpak-release:
        runs-on: ubuntu-latest
        container:
            image: bilelmoussaoui/flatpak-github-actions:freedesktop-24.08
            options: --privileged

        steps:
            - name: Determine tag to use
              id: tag
              run: |
                  set -euo pipefail

                  INPUT_TAG="${{ github.event.inputs.tag || '' }}"
                  if [ -n "$INPUT_TAG" ]; then
                    echo "tag=$INPUT_TAG" >> $GITHUB_OUTPUT
                    exit 0
                  fi

                  EVENT_TAG="${{ github.event.release.tag_name || '' }}"
                  if [ -n "$EVENT_TAG" ]; then
                    echo "tag=$EVENT_TAG" >> $GITHUB_OUTPUT
                    exit 0
                  fi

                  if [[ "${GITHUB_REF:-}" =~ ^refs/tags/(.+)$ ]]; then
                    echo "tag=${BASH_REMATCH[1]}" >> $GITHUB_OUTPUT
                    exit 0
                  fi

                  echo "No tag found"
                  echo "tag=" >> $GITHUB_OUTPUT

            - name: Fail if no tag determined
              if: ${{ steps.tag.outputs.tag == '' }}
              run: |
                  echo "ERROR: No tag determined."
                  exit 1

            - uses: actions/checkout@v4
              with:
                  ref: ${{ steps.tag.outputs.tag }}

            - name: Build Flatpak
              uses: flatpak/flatpak-github-actions/flatpak-builder@v6
              with:
                  bundle: ru.arabianq.pwsp.flatpak
                  manifest-path: packages/flatpak/ru.arabianq.pwsp.yaml
                  cache: true
                  branch: master

            - name: Upload Flatpak to release
              uses: softprops/action-gh-release@v2
              with:
                  token: ${{ secrets.GITHUB_TOKEN }}
                  tag_name: ${{ steps.tag.outputs.tag }}
                  files: ru.arabianq.pwsp.flatpak