#!/usr/bin/env python

Import("env")

import os
from pathlib import Path
from platform_methods import run_in_subprocess
import platform_windows_builders

common_win = [
    "godot_windows.cpp",
    "crash_handler_windows.cpp",
    "os_windows.cpp",
    "display_server_windows.cpp",
    "key_mapping_windows.cpp",
    "joypad_windows.cpp",
    "tts_windows.cpp",
    "windows_terminal_logger.cpp",
    "vulkan_context_win.cpp",
    "gl_manager_windows_native.cpp",
    "gl_manager_windows_angle.cpp",
    "wgl_detect_version.cpp",
]

common_win_wrap = [
    "console_wrapper_windows.cpp",
]


def arrange_program_clean(prog):
    """
    Given an SCons program, arrange for output files SCons doesn't know about
    to be cleaned when SCons is called with --clean
    """
    extensions_to_clean = [".ilk", ".exp", ".pdb", ".lib"]
    for program in prog:
        executable_stem = Path(program.name).stem
        extra_files_to_clean = [f"#bin/{executable_stem}{extension}" for extension in extensions_to_clean]
        Clean(prog, extra_files_to_clean)


res_file = "godot_res.rc"
res_target = "godot_res" + env["OBJSUFFIX"]
res_obj = env.RES(res_target, res_file)

sources = common_win + res_obj

prog = env.add_program("#bin/godot", sources, PROGSUFFIX=env["PROGSUFFIX"])
arrange_program_clean(prog)

# Build console wrapper app.
if env["windows_subsystem"] == "gui":
    env_wrap = env.Clone()
    res_wrap_file = "godot_res_wrap.rc"
    res_wrap_target = "godot_res_wrap" + env["OBJSUFFIX"]
    res_wrap_obj = env_wrap.RES(res_wrap_target, res_wrap_file)

    if env.msvc:
        env_wrap.Append(LINKFLAGS=["/SUBSYSTEM:CONSOLE"])
        env_wrap.Append(LINKFLAGS=["version.lib"])
    else:
        env_wrap.Append(LINKFLAGS=["-Wl,--subsystem,console"])
        env_wrap.Append(LIBS=["version"])

    prog_wrap = env_wrap.add_program("#bin/godot", common_win_wrap + res_wrap_obj, PROGSUFFIX=env["PROGSUFFIX_WRAP"])
    arrange_program_clean(prog_wrap)
    env_wrap.Depends(prog_wrap, prog)

# Microsoft Visual Studio Project Generation
if env["vsproj"]:
    env.vs_srcs += ["platform/windows/" + res_file]
    env.vs_srcs += ["platform/windows/godot.natvis"]
    for x in common_win:
        env.vs_srcs += ["platform/windows/" + str(x)]
    if env["windows_subsystem"] == "gui":
        for x in common_win_wrap:
            env.vs_srcs += ["platform/windows/" + str(x)]

if env["d3d12"]:
    dxc_target_aliases = {
        "x86_32": "x86",
        "x86_64": "x64",
        "arm32": "arm",
        "arm64": "arm64",
    }
    dxc_arch_subdir = dxc_target_aliases[env["arch"]]

    agility_target_aliases = {
        "x86_32": "win32",
        "x86_64": "x64",
        "arm32": "arm",
        "arm64": "arm64",
    }
    agility_arch_subdir = agility_target_aliases[env["arch"]]

    # Used in cases where we can have multiple archs side-by-side.
    arch_bin_dir = "#bin/" + env["arch"]

    # DXC
    if env["dxc_path"] != "":
        dxc_dll = "dxil.dll"
        # Whether this one is loaded from arch-specific directory or not can be determined at runtime.
        # Let's copy to both and let the user decide the distribution model.
        for v in ["#bin", arch_bin_dir]:
            env.Command(
                v + "/" + dxc_dll,
                env["dxc_path"] + "/bin/" + dxc_arch_subdir + "/" + dxc_dll,
                Copy("$TARGET", "$SOURCE"),
            )

    # Agility SDK
    if env["agility_sdk_path"] != "" and os.path.exists(env["agility_sdk_path"]):
        agility_dlls = ["D3D12Core.dll", "d3d12SDKLayers.dll"]
        # Whether these are loaded from arch-specific directory or not has to be known at build time.
        target_dir = arch_bin_dir if env["agility_sdk_multiarch"] else "#bin"
        for dll in agility_dlls:
            env.Command(
                target_dir + "/" + dll,
                env["agility_sdk_path"] + "/build/native/bin/" + agility_arch_subdir + "/" + dll,
                Copy("$TARGET", "$SOURCE"),
            )

    # PIX
    if env["pix_path"] != "" and os.path.exists(env["pix_path"]):
        pix_dll = "WinPixEventRuntime.dll"
        env.Command(
            "#bin/" + pix_dll,
            env["pix_path"] + "/bin/" + dxc_arch_subdir + "/" + pix_dll,
            Copy("$TARGET", "$SOURCE"),
        )

if not os.getenv("VCINSTALLDIR"):
    if env["debug_symbols"] and env["separate_debug_symbols"]:
        env.AddPostAction(prog, run_in_subprocess(platform_windows_builders.make_debug_mingw))
        if env["windows_subsystem"] == "gui":
            env.AddPostAction(prog_wrap, run_in_subprocess(platform_windows_builders.make_debug_mingw))