name: Build and publish gitea-runner via local runner

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Upstream version, without the v (e.g. 5.1.1)"
        required: true
        type: string
      revision:
        description: "Packaging revision"
        required: false
        default: "1"
        type: string

env:
  DISTRIBUTION: any
  COMPONENT: main

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    steps:
      - name: Validate inputs
        env:
          VERSION: ${{ inputs.version }}
          REVISION: ${{ inputs.revision }}
        run: |
          # Inputs may come from an external service, so never trust them blindly
          echo "$VERSION"  | grep -Eq '^[0-9]+(\.[0-9]+)*$' || { echo "Bad version"; exit 1; }
          echo "$REVISION" | grep -Eq '^[0-9]+$'            || { echo "Bad revision"; exit 1; }

      - uses: actions/checkout@v4

      - name: Install build tools
        run: |
          if ! command -v make >/dev/null || ! command -v curl >/dev/null; then
            apt-get update && apt-get install -y make curl
          fi

      - name: Build package
        env:
          VERSION: ${{ inputs.version }}
          REVISION: ${{ inputs.revision }}
        run: make VERSION="$VERSION" REVISION="$REVISION"

      - name: Publish to Gitea package registry
        env:
          VERSION: ${{ inputs.version }}
          REVISION: ${{ inputs.revision }}
          UPLOADER: ${{ secrets.PACKAGE_UPLOAD_USERNAME }}
          TOKEN: ${{ secrets.PACKAGE_UPLOAD_TOKEN }}
          OWNER: ${{ GITHUB_REPOSITORY_OWNER }}
          SERVER: ${{ GITHUB_SERVER_URL }}
        run: |
          DEB="build/gitea-runner_${VERSION}-${REVISION}_amd64.deb"
          CODE=$(curl -sS -o /tmp/resp -w '%{http_code}' \
            --user "${UPLOADER}:${TOKEN}" \
            --upload-file "$DEB" \
            "${SERVER}/api/packages/${OWNER}/debian/pool/${DISTRIBUTION}/${COMPONENT}/upload")
          cat /tmp/resp; echo
          case "$CODE" in
            201) echo "Published $DEB" ;;
            409) echo "This version/revision already exists; bump REVISION"; exit 1 ;;
            *)   echo "Upload failed with HTTP $CODE"; exit 1 ;;
          esac

      - name: Keep the .deb as a workflow artifact
        uses: actions/upload-artifact@v3
        with:
          name: gitea-runner-deb
          path: build/*.deb