# Docker Compose for building agent-browser
# Usage: docker compose -f docker/docker-compose.yml run build-linux
#        docker compose -f docker/docker-compose.yml run build-windows
#
# Note: macOS builds should be done natively on macOS for compatibility.

services:
  # Build for Linux platforms
  build-linux:
    platform: linux/amd64
    build:
      context: ..
      dockerfile: docker/Dockerfile.build
    volumes:
      - ../cli:/build
      - ../bin:/output
    command: |
      -c '
        set -euo pipefail
        echo "Building for Linux platforms..."

        rm -f /output/agent-browser-linux-x64 /output/agent-browser-linux-arm64

        echo "→ Linux x64"
        cargo zigbuild --release --target x86_64-unknown-linux-gnu.2.28
        cp /build/target/x86_64-unknown-linux-gnu/release/agent-browser /output/agent-browser-linux-x64
        chmod +x /output/agent-browser-linux-x64
        echo "✓ Linux x64 done"

        echo "→ Linux ARM64"
        cargo zigbuild --release --target aarch64-unknown-linux-gnu.2.28
        cp /build/target/aarch64-unknown-linux-gnu/release/agent-browser /output/agent-browser-linux-arm64
        chmod +x /output/agent-browser-linux-arm64
        echo "✓ Linux ARM64 done"

        echo ""
        echo "✓ Linux platforms built successfully!"
        ls -la /output/agent-browser-linux-*
      '

  # Build for Windows
  build-windows:
    platform: linux/amd64
    build:
      context: ..
      dockerfile: docker/Dockerfile.build
    volumes:
      - ../cli:/build
      - ../bin:/output
    command: |
      -c '
        set -euo pipefail
        echo "Building for Windows x64..."

        rm -f /output/agent-browser-win32-x64.exe

        cargo build --release --target x86_64-pc-windows-gnu
        cp /build/target/x86_64-pc-windows-gnu/release/agent-browser.exe /output/agent-browser-win32-x64.exe

        echo ""
        echo "✓ Windows build completed!"
        ls -la /output/agent-browser-win32-*
      '

  # Build for a single target
  build-single:
    platform: linux/amd64
    build:
      context: ..
      dockerfile: docker/Dockerfile.build
    volumes:
      - ../cli:/build
      - ../bin:/output
    environment:
      - TARGET=${TARGET:-}
      - RUST_TARGET=${RUST_TARGET:-}
      - BUILD_TARGET=${BUILD_TARGET:-}
      - OUTPUT_NAME=${OUTPUT_NAME:-agent-browser-linux-x64}
    command: |
      -c '
        set -euo pipefail

        rust_target="$${RUST_TARGET:-}"
        build_target="$${BUILD_TARGET:-}"
        legacy_target="$${TARGET:-}"

        normalize_rust_target() {
          case "$$1" in
            x86_64-unknown-linux-gnu.*)
              printf "%s\n" "x86_64-unknown-linux-gnu"
              ;;
            aarch64-unknown-linux-gnu.*)
              printf "%s\n" "aarch64-unknown-linux-gnu"
              ;;
            *)
              printf "%s\n" "$$1"
              ;;
          esac
        }

        derive_build_target() {
          case "$$1" in
            x86_64-unknown-linux-gnu.*|aarch64-unknown-linux-gnu.*)
              printf "%s\n" "$$1"
              ;;
            x86_64-unknown-linux-gnu|aarch64-unknown-linux-gnu)
              printf "%s.2.28\n" "$$1"
              ;;
            *)
              printf "%s\n" "$$1"
              ;;
          esac
        }

        if [ -n "$$rust_target" ]; then
          rust_target="$$(normalize_rust_target "$$rust_target")"
        fi

        if [ -n "$$legacy_target" ]; then
          if [ -z "$$rust_target" ]; then
            rust_target="$$(normalize_rust_target "$$legacy_target")"
          fi

          if [ -z "$$build_target" ]; then
            build_target="$$(derive_build_target "$$legacy_target")"
          fi
        fi

        if [ -z "$$rust_target" ] && [ -n "$$build_target" ]; then
          rust_target="$$(normalize_rust_target "$$build_target")"
        fi

        if [ -z "$$build_target" ] && [ -n "$$rust_target" ]; then
          build_target="$$(derive_build_target "$$rust_target")"
        fi

        if [ -z "$$rust_target" ]; then
          rust_target="x86_64-unknown-linux-gnu"
        fi

        if [ -z "$$build_target" ]; then
          build_target="$$(derive_build_target "$$rust_target")"
        fi

        expected_rust_target="$$(normalize_rust_target "$$build_target")"
        if [ "$$expected_rust_target" != "$$rust_target" ]; then
          echo "ERROR: BUILD_TARGET ($$build_target) maps to $$expected_rust_target, but RUST_TARGET is $$rust_target"
          exit 1
        fi

        rm -f /output/$$OUTPUT_NAME

        cargo zigbuild --release --target "$$build_target"

        source_path=/build/target/$$rust_target/release/agent-browser
        if [ -f "$$source_path.exe" ]; then
          source_path="$$source_path.exe"
        fi

        cp "$$source_path" /output/$$OUTPUT_NAME
        chmod +x /output/$$OUTPUT_NAME 2>/dev/null || true
        echo "✓ Built $$OUTPUT_NAME"
      '