XCEngine/editor/include/XCEditor/Foundation/UIEditorShortcutManager.h

#pragma once

#include <XCEditor/Foundation/UIEditorCommandDispatcher.h>

#include <XCEngine/UI/Input/UIShortcutRegistry.h>

#include <cstdint>
#include <string>
#include <string_view>

namespace XCEngine::UI::Editor {

enum class UIEditorShortcutManagerValidationCode : std::uint8_t {
    None = 0,
    InvalidCommandRegistry,
    EmptyBindingCommandId,
    UnknownCommandId,
    MissingScopedOwnerId,
    EmptyShortcutKey,
    ConflictingBinding
};

struct UIEditorShortcutManagerValidationResult {
    UIEditorShortcutManagerValidationCode code =
        UIEditorShortcutManagerValidationCode::None;
    std::string message = {};

    [[nodiscard]] bool IsValid() const {
        return code == UIEditorShortcutManagerValidationCode::None;
    }
};

enum class UIEditorShortcutDispatchStatus : std::uint8_t {
    NoMatch = 0,
    Suppressed,
    Dispatched,
    Rejected
};

struct UIEditorShortcutDispatchResult {
    UIEditorShortcutDispatchStatus status = UIEditorShortcutDispatchStatus::NoMatch;
    bool matched = false;
    bool commandExecuted = false;
    std::string commandId = {};
    std::string commandDisplayName = {};
    std::string message = {};
    XCEngine::UI::UIShortcutScope shortcutScope =
        XCEngine::UI::UIShortcutScope::Global;
    XCEngine::UI::UIElementId shortcutOwnerId = 0;
    UIEditorWorkspaceCommandResult commandResult = {};
};

std::string_view GetUIEditorShortcutDispatchStatusName(
    UIEditorShortcutDispatchStatus status);

class UIEditorShortcutManager {
public:
    UIEditorShortcutManager() = default;
    explicit UIEditorShortcutManager(UIEditorCommandRegistry commandRegistry);

    const UIEditorCommandDispatcher& GetCommandDispatcher() const {
        return m_commandDispatcher;
    }

    void SetHostCommandHandler(UIEditorHostCommandHandler* handler) {
        m_commandDispatcher.SetHostCommandHandler(handler);
    }

    UIEditorHostCommandHandler* GetHostCommandHandler() const {
        return m_commandDispatcher.GetHostCommandHandler();
    }

    const UIEditorCommandRegistry& GetCommandRegistry() const {
        return m_commandDispatcher.GetCommandRegistry();
    }

    const XCEngine::UI::UIShortcutRegistry& GetShortcutRegistry() const {
        return m_shortcutRegistry;
    }

    std::uint64_t RegisterBinding(const XCEngine::UI::UIShortcutBinding& binding);
    bool UnregisterBinding(std::uint64_t bindingId);
    void ClearBindings();

    UIEditorShortcutManagerValidationResult ValidateConfiguration() const;
    std::string GetPreferredShortcutText(std::string_view commandId) const;

    UIEditorShortcutDispatchResult Dispatch(
        const XCEngine::UI::UIInputEvent& event,
        const XCEngine::UI::UIShortcutContext& shortcutContext,
        UIEditorWorkspaceController& controller) const;

private:
    UIEditorShortcutDispatchResult BuildDispatchResult(
        UIEditorShortcutDispatchStatus status,
        std::string commandId,
        std::string commandDisplayName,
        std::string message,
        const XCEngine::UI::UIShortcutMatch* match = nullptr) const;

    const XCEngine::UI::UIShortcutBinding* FindPreferredBinding(
        std::string_view commandId) const;

    UIEditorCommandDispatcher m_commandDispatcher = {};
    XCEngine::UI::UIShortcutRegistry m_shortcutRegistry = {};
};

} // namespace XCEngine::UI::Editor