name: release

on:
  push:
    tags:
      - 'v*'

jobs:
  windows-exe:
    runs-on: ubuntu-latest
    container:
      image: node:20-bookworm-slim
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install toolchain
        run: |
          apt-get update
          apt-get install -y --no-install-recommends \
            cmake make zip jq curl ca-certificates \
            gcc-mingw-w64-x86-64

      - name: Configure
        run: >
          cmake -S . -B build
          -DCMAKE_BUILD_TYPE=Release
          -DCMAKE_TOOLCHAIN_FILE=cmake/toolchain-mingw-w64.cmake

      - name: Build
        run: cmake --build build -j

      - name: Package
        env:
          TAG: ${{ github.ref_name }}
        run: |
          set -euo pipefail
          mkdir -p dist/vgpu-streamer
          cp build/vgpu-streamer.exe dist/vgpu-streamer/
          [ -f LICENSE ] && cp LICENSE dist/vgpu-streamer/ || true
          (cd dist && zip -r "vgpu-streamer-${TAG}-win64.zip" vgpu-streamer)

      - name: Publish to release
        env:
          GITEA_TOKEN: ${{ secrets.PUBLISH_TOKEN }}
          SERVER: ${{ github.server_url }}
          REPO: ${{ github.repository }}
          TAG: ${{ github.ref_name }}
        run: |
          set -euo pipefail
          asset="vgpu-streamer-${TAG}-win64.zip"
          api="${SERVER}/api/v1/repos/${REPO}"
          auth="Authorization: token ${GITEA_TOKEN}"

          # find the release for this tag, or create it
          rid=$(curl -sSL -H "$auth" "${api}/releases/tags/${TAG}" | jq -r '.id // empty' || true)
          if [ -z "$rid" ]; then
            rid=$(curl -fsSL -X POST -H "$auth" -H "Content-Type: application/json" \
              -d "{\"tag_name\":\"${TAG}\",\"name\":\"${TAG}\"}" \
              "${api}/releases" | jq -r '.id')
          fi

          # drop a prior asset of the same name so re-runs are idempotent
          curl -fsSL -H "$auth" "${api}/releases/${rid}/assets" \
            | jq -r ".[] | select(.name==\"${asset}\") | .id" \
            | while read -r aid; do
                [ -n "$aid" ] && curl -fsSL -X DELETE -H "$auth" "${api}/releases/${rid}/assets/${aid}"
              done

          curl -fsSL -X POST -H "$auth" \
            -F "attachment=@dist/${asset};type=application/zip" \
            "${api}/releases/${rid}/assets?name=${asset}"