name: Build prop-grid-rs

on:
  push:
    branches:
      - main
    paths:
      - 'rust/prop_grid_rs/**'
      - '.forgejo/workflows/build-grid-rs.yaml'

env:
  REGISTRY: git.mcintire.me
  OWNER: graham
  IMAGE_NAME: prop-grid-rs
  DOCKER_CLI_VERSION: '28.5.2'
  BUILDX_VERSION: '0.35.0'

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-and-push:
    name: Test, build, push
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        run: |
          set -euo pipefail
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs \
            | sh -s -- -y --default-toolchain stable
          echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"

      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            rust/prop_grid_rs/target
          key: ${{ runner.os }}-cargo-${{ hashFiles('rust/prop_grid_rs/Cargo.lock') }}
          restore-keys: ${{ runner.os }}-cargo-

      - name: Run clippy and tests
        working-directory: rust/prop_grid_rs
        run: |
          cargo clippy --all-targets -- -D warnings
          cargo test --release

      - name: Install Docker CLI and buildx
        run: |
          set -euo pipefail
          curl -fsSL --retry 3 --retry-delay 2 \
            "https://download.docker.com/linux/static/stable/x86_64/docker-${DOCKER_CLI_VERSION}.tgz" \
            | tar xz --strip-components=1 -C /usr/local/bin docker/docker
          # Docker 23+ routes `docker build` through buildx. The static tarball
          # ships only the CLI, so the plugin has to be installed separately or
          # DOCKER_BUILDKIT=1 fails with "buildx component is missing".
          mkdir -p "$HOME/.docker/cli-plugins"
          curl -fsSL --retry 3 --retry-delay 2 \
            -o "$HOME/.docker/cli-plugins/docker-buildx" \
            "https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION}/buildx-v${BUILDX_VERSION}.linux-amd64"
          chmod +x "$HOME/.docker/cli-plugins/docker-buildx"
          docker version
          docker buildx version

      - name: Build and push
        env:
          REGISTRY_TOKEN: ${{ secrets.FORGEJO_TOKEN }}
        run: |
          set -euo pipefail

          IMAGE="${REGISTRY}/${OWNER}/${IMAGE_NAME}"
          SHA_TAG="main-$(date -u +%s)-${GITHUB_SHA::7}"

          echo "$REGISTRY_TOKEN" | docker login "$REGISTRY" -u "$OWNER" --password-stdin

          DOCKER_BUILDKIT=1 docker build \
            --file rust/prop_grid_rs/Dockerfile \
            --build-arg BUILDKIT_INLINE_CACHE=1 \
            --cache-from "${IMAGE}:latest" \
            --tag "${IMAGE}:${SHA_TAG}" \
            --tag "${IMAGE}:latest" \
            rust/prop_grid_rs

          docker push "${IMAGE}:${SHA_TAG}"
          docker push "${IMAGE}:latest"

          {
            echo "### Image pushed"
            echo ""
            echo "- \`${IMAGE}:${SHA_TAG}\`"
            echo "- \`${IMAGE}:latest\`"
          } >> "$GITHUB_STEP_SUMMARY"

          docker image rm "${IMAGE}:${SHA_TAG}" "${IMAGE}:latest" 2>/dev/null || true
          docker logout "$REGISTRY" || true