#include <libultraship.h>
#include "SpaghettiGui.h"
#include <ship/window/gui/Gui.h>
#include <ship/window/Window.h>
#include "ship/config/Config.h"

#ifdef __APPLE__
#include <SDL_hints.h>
#include <SDL_video.h>

#include "fast/backends/gfx_metal.h"
#include <imgui_impl_metal.h>
#include <imgui_impl_sdl2.h>
#else
#include <SDL2/SDL_hints.h>
#include <SDL2/SDL_video.h>
#endif

#if defined(__ANDROID__) || defined(__IOS__)
#include "port/mobile/MobileImpl.h"
#endif

#ifdef ENABLE_OPENGL
#include <imgui_impl_opengl3.h>
#include <imgui_impl_sdl2.h>

#endif

#if defined(ENABLE_DX11) || defined(ENABLE_DX12)
#include <fast/backends/gfx_direct3d11.h>
#include <imgui_impl_dx11.h>
#include <imgui_impl_win32.h>

// NOLINTNEXTLINE
IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);

#endif

namespace Ship {
#define TOGGLE_BTN ImGuiKey_F1
#define TOGGLE_PAD_BTN ImGuiKey_GamepadBack

void SpaghettiGui::DrawMenu() {
    const std::shared_ptr<Window> wnd = Context::GetInstance()->GetWindow();
    const std::shared_ptr<Config> conf = Context::GetInstance()->GetConfig();

    ImGuiWindowFlags windowFlags = ImGuiWindowFlags_NoDocking | ImGuiWindowFlags_NoBackground |
                                   ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoMove |
                                   ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus |
                                   ImGuiWindowFlags_NoResize;

    if (GetMenuBar() && GetMenuBar()->IsVisible()) {
        windowFlags |= ImGuiWindowFlags_MenuBar;
    }

    const ImGuiViewport* viewport = ImGui::GetMainViewport();
    ImGui::SetNextWindowPos(viewport->WorkPos);
    ImGui::SetNextWindowSize(ImVec2((int) wnd->GetWidth(), (int) wnd->GetHeight()));
    ImGui::SetNextWindowViewport(viewport->ID);
    ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
    ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
    ImGui::PushStyleVar(ImGuiStyleVar_ChildBorderSize, 0.0f);
    ImGui::Begin("Main - Deck", nullptr, windowFlags);
    ImGui::PopStyleVar(3);

    mTemporaryWindowPos = ImGui::GetWindowPos();

    const ImGuiID dockId = ImGui::GetID("main_dock");
    if (!ImGui::DockBuilderGetNode(dockId)) {
        ImGui::DockBuilderRemoveNode(dockId);
        ImGui::DockBuilderAddNode(dockId, ImGuiDockNodeFlags_NoTabBar);
        ImGui::DockBuilderSetNodeSize(dockId, ImVec2(viewport->Size.x, viewport->Size.y));

        ImGui::DockBuilderDockWindow("Main Game", dockId);

        const ImGuiViewport* viewport = ImGui::GetMainViewport();
        const ImGuiID dockId = ImGui::GetID("main_dock");

        ImGuiID topId = ImGui::DockBuilderSplitNode(dockId, ImGuiDir_Up, 0.15f, nullptr, nullptr);
        ImGui::DockBuilderSetNodeSize(topId, ImVec2(viewport->Size.x, 40));

        ImGuiID bottomId = ImGui::DockBuilderSplitNode(dockId, ImGuiDir_Down, 0.25f, nullptr, nullptr);
        ImGui::DockBuilderSetNodeSize(bottomId, ImVec2(viewport->Size.x, viewport->Size.y * 0.1f));

        ImGuiID bottomLeftId = ImGui::DockBuilderSplitNode(bottomId, ImGuiDir_Left, 0.25f, nullptr, nullptr);
        ImGui::DockBuilderSetNodeSize(bottomId, ImVec2(viewport->Size.x, viewport->Size.y * 0.1f));

        ImGuiID rightId = ImGui::DockBuilderSplitNode(dockId, ImGuiDir_Right, 0.25f, nullptr, nullptr);
        ImGui::DockBuilderSetNodeSize(rightId, ImVec2(viewport->Size.x * 0.15f, viewport->Size.y));

        // Order of operations matters here for the properties window to be in the right spot
        ImGui::DockBuilderDockWindow("Scene Explorer", rightId);
        ImGui::DockBuilderDockWindow("Track Properties", rightId); // Attach as second tab

        ImGuiID rightBottomId = ImGui::DockBuilderSplitNode(rightId, ImGuiDir_Down, 0.25f, nullptr, nullptr);
        ImGui::DockBuilderSetNodeSize(rightBottomId, ImVec2(viewport->Size.x, viewport->Size.y * 0.25));

        ImGui::DockBuilderDockWindow("Properties", rightBottomId);
        ImGui::DockBuilderDockWindow("Tools", topId);
        ImGui::DockBuilderDockWindow("Content Browser", bottomLeftId);

        ImGui::DockBuilderFinish(dockId);
    }

    ImGui::DockSpace(dockId, ImVec2(0.0f, 0.0f), ImGuiDockNodeFlags_None | ImGuiDockNodeFlags_NoDockingInCentralNode);

    if (ImGui::IsKeyPressed(TOGGLE_BTN) || ImGui::IsKeyPressed(ImGuiKey_Escape) ||
        (ImGui::IsKeyPressed(TOGGLE_PAD_BTN) && CVarGetInteger(CVAR_IMGUI_CONTROLLER_NAV, 0))) {
        if ((ImGui::IsKeyPressed(ImGuiKey_Escape) || ImGui::IsKeyPressed(TOGGLE_PAD_BTN)) && GetMenu()) {
            GetMenu()->ToggleVisibility();
        } else if ((ImGui::IsKeyPressed(TOGGLE_BTN) || ImGui::IsKeyPressed(TOGGLE_PAD_BTN)) && GetMenuBar()) {
            Gui::GetMenuBar()->ToggleVisibility();
        }
        if (wnd->IsFullscreen()) {
            Context::GetInstance()->GetWindow()->SetMouseCapture(
                !(GetMenuOrMenubarVisible() || wnd->ShouldForceCursorVisibility()));
        }
        if (CVarGetInteger(CVAR_IMGUI_CONTROLLER_NAV, 0) && GetMenuOrMenubarVisible()) {
            mImGuiIo->ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad;
        } else {
            mImGuiIo->ConfigFlags &= ~ImGuiConfigFlags_NavEnableGamepad;
        }
    }

#if __APPLE__
    if ((ImGui::IsKeyDown(ImGuiKey_LeftSuper) || ImGui::IsKeyDown(ImGuiKey_RightSuper)) &&
        ImGui::IsKeyPressed(ImGuiKey_R, false)) {
        std::reinterpret_pointer_cast<ConsoleWindow>(
            Context::GetInstance()->GetWindow()->GetGui()->GetGuiWindow("Console"))
            ->Dispatch("reset");
    }
#else
    if ((ImGui::IsKeyDown(ImGuiKey_LeftCtrl) || ImGui::IsKeyDown(ImGuiKey_RightCtrl)) &&
        ImGui::IsKeyPressed(ImGuiKey_R, false)) {
        std::reinterpret_pointer_cast<ConsoleWindow>(
            Context::GetInstance()->GetWindow()->GetGui()->GetGuiWindow("Console"))
            ->Dispatch("reset");
    }
#endif

    if (GetMenuBar()) {
        GetMenuBar()->Update();
        GetMenuBar()->Draw();
    }

    if (GetMenu()) {
        GetMenu()->Update();
        GetMenu()->Draw();
    }

    for (auto& windowIter : mGuiWindows) {
        windowIter.second->Update();
        windowIter.second->Draw();
    }

    ImGui::End();
}

} // namespace Ship