name: build-service

on:
  push:
    branches: [main]
    tags: ["v*"]

jobs:
  build:
    name: Build ${{ matrix.target }}
    runs-on: ubuntu-latest

    # A matrix lets us run the job twice in parallel: once for x86, once for arm.
    strategy:
      matrix:
        include:
          - target: x86_64-unknown-linux-gnu
            use-cross: false
          - target: aarch64-unknown-linux-gnu
            use-cross: true

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

      # Sets up Rust correctly and caches it
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      # Downloads pre-compiled `cross` binary instantly (saves ~3 mins vs cargo install)
      - name: Install cross
        if: matrix.use-cross == true
        uses: taiki-e/install-action@v2
        with:
          tool: cross

      # Builds using cargo for x86, and cross for ARM
      - name: Build binary
        run: |
          if [ "${{ matrix.use-cross }}" == "true" ]; then
            cross build --release --target ${{ matrix.target }}
          else
            cargo build --release --target ${{ matrix.target }}
          fi

      # Uploads the artifact. They will be separated by target name.
      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: escape-room-server-${{ matrix.target }}
          path: target/${{ matrix.target }}/release/escape_room_server