name: Generate release tarball

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Tag to build'
        required: true

jobs:
  build:
    name: Generate release tarball (${{ github.event.repository.name }} ${{ github.event.inputs.tag }})
    runs-on: ubuntu-latest

    steps:
      - name: Set timestamp
        run: echo "timestamp=$(date +'%Y%m%d-%H%M%S')" >> $GITHUB_ENV

      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          ref: ${{ github.event.inputs.tag }}

      - name: Install dependencies
        run: |
          sudo scripts/install_xrdp_build_dependencies_with_apt.sh min amd64

      - name: Run make distcheck
        run: |
          ./bootstrap
          ./configure
          make distcheck

      - name: Find generated tarball
        id: find_tarball
        run: |
          TARBALL=$(find . -maxdepth 1 -name "*.tar.gz" | head -n 1)
          if [ -z "$TARBALL" ]; then
            echo "Error: No tarball found" >&2
            exit 1
          fi
          echo "tarball=$TARBALL" >> $GITHUB_ENV

      - name: Upload Artifact
        uses: actions/upload-artifact@v7
        with:
          name:  ${{ github.event.repository.name }}-${{ github.event.inputs.tag }}-${{ env.timestamp }}
          path: "${{ env.tarball }}"
          if-no-files-found: error
          compression-level: 0
          retention-days: 7