XCEngine/editor/app/Platform/Win32/Windowing/EditorWindowManager.h

#pragma once

#ifndef NOMINMAX
#define NOMINMAX
#endif

#include "Platform/Win32/Windowing/EditorWindowState.h"

#include <windows.h>

#include <filesystem>
#include <memory>
#include <string>
#include <string_view>
#include <vector>

namespace XCEngine::UI::Editor {

class UIEditorWorkspaceController;
class UIEditorWindowWorkspaceController;

struct UIEditorWindowWorkspaceSet;
struct UIEditorWindowWorkspaceState;

} // namespace XCEngine::UI::Editor

namespace XCEngine::UI::Editor::App {

class EditorContext;
class EditorWindowSystem;
class EditorWindow;
class EditorWindowContentController;
class EditorWindowContentFactory;
class EditorWindowHostRuntime;
class EditorWindowLifecycleCoordinator;
class EditorUtilityWindowCoordinator;
class EditorWindowWorkspaceCoordinator;
struct EditorUtilityWindowDescriptor;
struct EditorWindowPanelTransferRequest;
struct EditorWindowFrameTransferRequests;

struct EditorWindowHostConfig {
    HINSTANCE hInstance = nullptr;
    const wchar_t* windowClassName = L"";
    DWORD windowStyle = 0;
    const wchar_t* primaryWindowTitle = L"";
    void* windowUserData = nullptr;
};

class EditorWindowManager final {
public:
    struct CreateParams {
        std::string windowId = {};
        std::wstring title = {};
        int initialX = CW_USEDEFAULT;
        int initialY = CW_USEDEFAULT;
        int initialWidth = 1540;
        int initialHeight = 940;
        int showCommand = SW_SHOW;
        EditorWindowCategory category = EditorWindowCategory::Workspace;
        EditorWindowChromePolicy chromePolicy = {};
        EditorWindowNativeStylePolicy nativeStylePolicy = {};
        bool primary = false;
        bool autoCaptureOnStartup = false;
    };

    EditorWindowManager(
        EditorWindowHostConfig hostConfig,
        std::filesystem::path repoRoot,
        EditorContext& editorContext,
        EditorWindowSystem& windowSystem);
    ~EditorWindowManager();

    EditorWindowManager(const EditorWindowManager&) = delete;
    EditorWindowManager& operator=(const EditorWindowManager&) = delete;
    EditorWindowManager(EditorWindowManager&&) = delete;
    EditorWindowManager& operator=(EditorWindowManager&&) = delete;

    EditorWindow* CreateEditorWindow(
        std::unique_ptr<EditorWindowContentController> contentController,
        const CreateParams& params);
    EditorWindow* CreateWorkspaceWindow(
        UIEditorWorkspaceController workspaceController,
        const CreateParams& params);
    EditorWindow* CreateUtilityWindow(
        const EditorUtilityWindowDescriptor& descriptor,
        const CreateParams& params);
    void HandlePendingNativeWindowCreated(HWND hwnd);
    void Shutdown();
    bool TryDispatchWindowMessage(
        HWND hwnd,
        UINT message,
        WPARAM wParam,
        LPARAM lParam,
        LRESULT& outResult);

    EditorWindow* FindWindow(HWND hwnd);
    const EditorWindow* FindWindow(HWND hwnd) const;
    EditorWindow* FindWindow(std::string_view windowId);
    const EditorWindow* FindWindow(std::string_view windowId) const;
    EditorWindow* FindPrimaryWindow();
    const EditorWindow* FindPrimaryWindow() const;

    bool HasWindows() const;
    void DestroyClosedWindows();
    void RenderAllWindows();

private:
    std::unique_ptr<EditorWindowContentFactory> m_contentFactory = {};
    std::unique_ptr<EditorWindowHostRuntime> m_hostRuntime = {};
    std::unique_ptr<EditorWindowLifecycleCoordinator> m_lifecycleCoordinator = {};
    std::unique_ptr<EditorUtilityWindowCoordinator> m_utilityCoordinator = {};
    std::unique_ptr<EditorWindowWorkspaceCoordinator> m_workspaceCoordinator = {};
};

} // namespace XCEngine::UI::Editor::App