load("@rules_cc//cc:cc_binary.bzl", "cc_binary")

def raylib_binary(
        name,
        srcs,
        deps = [],
        data = [],
        deps_macos = [],
        deps_linux = [],
        deps_windows = [],
        linkopts_macos = [
          "-framework CoreVideo",
          "-framework IOKit",
          "-framework Cocoa",
          "-framework GLUT",
          "-framework OpenGL",
        ],
        linkopts_linux = [
          "-lm",
          "-lpthread",
          "-ldl",
          "-lrt",
          "-lX11",
        ],
        linkopts_windows = [
          "/DEFAULTLIB:winmm.lib",
          "/DEFAULTLIB:gdi32.lib",
          "/DEFAULTLIB:opengl32.lib",
          "/DEFAULTLIB:user32.lib",
          "/DEFAULTLIB:shell32.lib",
        ],
        # I am not sure what these do lol
        linkopts_wasm = [
            "-sUSE_GLFW=3",      # Tells Emscripten to provide GLFW3 compatibility
            "-sUSE_WEBGL2=1",    # Enables WebGL2 support
            "-sASYNCIFY",        # Often needed for Raylib's main loop if not using emscripten_set_main_loop
        ],
        static = False
    ):
    """
    Raylib specific cross platform rules.
    Args:
        name: The logical name of the binary (alias).
        srcs: List of source files (common).
        deps: Mutual dependency.
        deps_macos: Extra deps for macOS.
        deps_linux: Extra deps for Linux.
        deps_windows: Extra deps for Windows.
        linkopts_macos: Extra linkopts for macOS.
        linkopts_linux: Extra linkopts for Linux.
        linkopts_windows: Extra linkopts for Windows.
        static: Make build executable static
    """
    cc_binary(
        name = name,
        srcs = srcs,
        data = data,
        deps = deps + select({
            "//config:macos": deps_macos,
            "//config:linux": deps_linux,
            "//config:windows": deps_windows,
            "//conditions:default": [],
        }),
        linkopts = select({
            "//config:macos": linkopts_macos,
            "//config:linux": linkopts_linux,
            "//config:windows": linkopts_windows,
            "//conditions:default": linkopts_wasm,
        }),
        linkstatic = static,
    )