name: Release

on:
  push:
    tags:
      - 'v*.*.*'

jobs:
  release:
    name: Build and Release
    runs-on: ubuntu-24.04
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Verify Tag Matches Project Version
        run: |
          TAG_VERSION="${GITHUB_REF_NAME#v}"
          CMAKE_VERSION=$(sed -n 's/^project(WallReel VERSION \([0-9.]\+\).*/\1/p' CMakeLists.txt)
          if [ "$TAG_VERSION" != "$CMAKE_VERSION" ]; then
            echo "::error::Tag v${TAG_VERSION} does not match project(WallReel VERSION ${CMAKE_VERSION})"
            exit 1
          fi
          echo "VERSION=${TAG_VERSION}" >> "$GITHUB_ENV"

      - name: Install Build Dependencies
        run: |
          apt-get update
          apt-get install -y --no-install-recommends \
            cmake g++ jq qt6-base-dev qt6-declarative-dev

      - name: Configure
        run: |
          cmake -S . -B build \
            -DCMAKE_BUILD_TYPE=Release \
            -DCMAKE_INSTALL_PREFIX=/usr \
            -Wno-dev

      - name: Build
        run: cmake --build build --parallel "$(nproc)"

      - name: Publish Release
        env:
          TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -euo pipefail

          API="${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}"
          AUTH="Authorization: token ${TOKEN}"
          NOTES=$(git tag -l --format='%(contents)' "$GITHUB_REF_NAME")

          payload() {
            jq -n --arg tag "$GITHUB_REF_NAME" \
                  --arg name "WallReel ${VERSION}" \
                  --arg body "$NOTES" \
                  "$1"
          }

          code=$(curl -sS -o /tmp/resp.json -w '%{http_code}' -X POST "$API/releases" \
            -H "$AUTH" -H 'Content-Type: application/json' \
            --data-binary "$(payload '{tag_name:$tag, name:$name, body:$body, draft:false, prerelease:false}')")

          if [ "$code" = "409" ]; then
            echo "Release for ${GITHUB_REF_NAME} already exists, updating in place."
            id=$(curl -sS -H "$AUTH" "$API/releases/tags/${GITHUB_REF_NAME}" | jq -r '.id')
            code=$(curl -sS -o /tmp/resp.json -w '%{http_code}' -X PATCH "$API/releases/${id}" \
              -H "$AUTH" -H 'Content-Type: application/json' \
              --data-binary "$(payload '{name:$name, body:$body, draft:false, prerelease:false}')")
          fi

          case "$code" in
            2*) echo "Release published (HTTP ${code})." ;;
            *)  echo "::error::Gitea API returned HTTP ${code}"; cat /tmp/resp.json; exit 1 ;;
          esac