ERP-node/frontend/components/layout/AppLayout.tsx

"use client";

import { useState } from "react";
import { useRouter, usePathname } from "next/navigation";
import { Button } from "@/components/ui/button";
import {
  Shield,
  Menu,
  Home,
  Settings,
  BarChart3,
  FileText,
  Users,
  Package,
  ChevronDown,
  ChevronRight,
  UserCheck,
} from "lucide-react";
import { useMenu } from "@/contexts/MenuContext";
import { useAuth } from "@/hooks/useAuth";
import { useProfile } from "@/hooks/useProfile";
import { MenuItem } from "@/lib/api/menu";
import { MainHeader } from "./MainHeader";
import { ProfileModal } from "./ProfileModal";
import { PageHeader } from "./PageHeader";
import { getPageInfo } from "@/constants/pageInfo";

// useAuth의 UserInfo 타입을 확장
interface ExtendedUserInfo {
  userId: string;
  userName: string;
  userNameEng?: string;
  userNameCn?: string;
  deptCode?: string;
  deptName?: string;
  positionCode?: string;
  positionName?: string;
  email?: string;
  tel?: string;
  cellPhone?: string;
  userType?: string;
  userTypeName?: string;
  authName?: string;
  partnerCd?: string;
  isAdmin: boolean;
  sabun?: string;
  photo?: string | null;
  companyCode?: string;
  locale?: string;
}

interface AppLayoutProps {
  children: React.ReactNode;
}

// 메뉴 아이콘 매핑 함수
const getMenuIcon = (menuName: string) => {
  const name = menuName.toLowerCase();
  if (name.includes("대시보드") || name.includes("dashboard")) return <Home className="h-4 w-4" />;
  if (name.includes("관리자") || name.includes("admin")) return <Shield className="h-4 w-4" />;
  if (name.includes("사용자") || name.includes("user")) return <Users className="h-4 w-4" />;
  if (name.includes("프로젝트") || name.includes("project")) return <BarChart3 className="h-4 w-4" />;
  if (name.includes("제품") || name.includes("product")) return <Package className="h-4 w-4" />;
  if (name.includes("설정") || name.includes("setting")) return <Settings className="h-4 w-4" />;
  if (name.includes("로그") || name.includes("log")) return <FileText className="h-4 w-4" />;
  if (name.includes("메뉴") || name.includes("menu")) return <Menu className="h-4 w-4" />;
  return <FileText className="h-4 w-4" />;
};

// 메뉴 데이터를 UI용으로 변환하는 함수 (최상위 "사용자", "관리자" 제외)
const convertMenuToUI = (menus: MenuItem[], userInfo: ExtendedUserInfo | null, parentId: string = "0"): any[] => {
  const filteredMenus = menus
    .filter((menu) => (menu.parent_obj_id || menu.PARENT_OBJ_ID) === parentId)
    .filter((menu) => (menu.status || menu.STATUS) === "active")
    .sort((a, b) => (a.seq || a.SEQ || 0) - (b.seq || b.SEQ || 0));

  // 최상위 레벨에서 "사용자", "관리자" 카테고리가 있으면 그 하위 메뉴들을 직접 표시
  if (parentId === "0") {
    const allMenus: any[] = [];

    for (const menu of filteredMenus) {
      const menuName = (menu.menu_name_kor || menu.MENU_NAME_KOR || "").toLowerCase();

      // "사용자" 또는 "관리자" 카테고리면 하위 메뉴들을 직접 추가
      if (menuName.includes("사용자") || menuName.includes("관리자")) {
        const childMenus = convertMenuToUI(menus, userInfo, menu.objid || menu.OBJID);
        allMenus.push(...childMenus);
      } else {
        // 일반 메뉴는 그대로 추가
        allMenus.push(convertSingleMenu(menu, menus, userInfo));
      }
    }

    return allMenus;
  }

  return filteredMenus.map((menu) => convertSingleMenu(menu, menus, userInfo));
};

// 단일 메뉴 변환 함수
const convertSingleMenu = (menu: MenuItem, allMenus: MenuItem[], userInfo: ExtendedUserInfo | null): any => {
  const menuId = menu.objid || menu.OBJID;

  // 사용자 locale 기준으로 번역 처리
  const getDisplayText = (menu: MenuItem) => {
    // 다국어 텍스트가 있으면 사용, 없으면 기본 텍스트 사용
    if (menu.translated_name || menu.TRANSLATED_NAME) {
      return menu.translated_name || menu.TRANSLATED_NAME;
    }

    const baseName = menu.menu_name_kor || menu.MENU_NAME_KOR || "메뉴명 없음";

    // 사용자 정보에서 locale 가져오기
    const userLocale = userInfo?.locale || "ko";

    if (userLocale === "EN") {
      // 영어 번역
      const translations: { [key: string]: string } = {
        관리자: "Administrator",
        사용자: "User Management",
        메뉴: "Menu Management",
        대시보드: "Dashboard",
        권한: "Permission Management",
        코드: "Code Management",
        설정: "Settings",
        로그: "Log Management",
        프로젝트: "Project Management",
        제품: "Product Management",
      };

      for (const [korean, english] of Object.entries(translations)) {
        if (baseName.includes(korean)) {
          return baseName.replace(korean, english);
        }
      }
    } else if (userLocale === "JA") {
      // 일본어 번역
      const translations: { [key: string]: string } = {
        관리자: "管理者",
        사용자: "ユーザー管理",
        메뉴: "メニュー管理",
        대시보드: "ダッシュボード",
        권한: "権限管理",
        코드: "コード管理",
        설정: "設定",
        로그: "ログ管理",
        프로젝트: "プロジェクト管理",
        제품: "製品管理",
      };

      for (const [korean, japanese] of Object.entries(translations)) {
        if (baseName.includes(korean)) {
          return baseName.replace(korean, japanese);
        }
      }
    } else if (userLocale === "ZH") {
      // 중국어 번역
      const translations: { [key: string]: string } = {
        관리자: "管理员",
        사용자: "用户管理",
        메뉴: "菜单管理",
        대시보드: "仪表板",
        권한: "权限管理",
        코드: "代码管理",
        설정: "设置",
        로그: "日志管理",
        프로젝트: "项目管理",
        제품: "产品管理",
      };

      for (const [korean, chinese] of Object.entries(translations)) {
        if (baseName.includes(korean)) {
          return baseName.replace(korean, chinese);
        }
      }
    }

    return baseName;
  };

  const children = convertMenuToUI(allMenus, userInfo, menuId);

  return {
    id: menuId,
    name: getDisplayText(menu),
    icon: getMenuIcon(menu.menu_name_kor || menu.MENU_NAME_KOR || ""),
    url: menu.menu_url || menu.MENU_URL || "#",
    children: children.length > 0 ? children : undefined,
    hasChildren: children.length > 0,
  };
};

export function AppLayout({ children }: AppLayoutProps) {
  const router = useRouter();
  const pathname = usePathname();
  const { user, logout, refreshUserData } = useAuth();
  const { userMenus, adminMenus, loading } = useMenu();
  const [sidebarOpen, setSidebarOpen] = useState(false);
  const [expandedMenus, setExpandedMenus] = useState<Set<string>>(new Set());

  // 프로필 관련 로직
  const {
    isModalOpen,
    formData,
    selectedImage,
    isSaving,
    alertModal,
    closeAlert,
    openProfileModal,
    closeProfileModal,
    updateFormData,
    selectImage,
    removeImage,
    saveProfile,
  } = useProfile(user, refreshUserData);

  // 현재 경로에 따라 어드민 모드인지 판단
  const isAdminMode = pathname.startsWith("/admin");

  // 현재 모드에 따라 표시할 메뉴 결정
  const currentMenus = isAdminMode ? adminMenus : userMenus;

  // 메뉴 토글 함수
  const toggleMenu = (menuId: string) => {
    const newExpanded = new Set(expandedMenus);
    if (newExpanded.has(menuId)) {
      newExpanded.delete(menuId);
    } else {
      newExpanded.add(menuId);
    }
    setExpandedMenus(newExpanded);
  };

  // 메뉴 클릭 핸들러
  const handleMenuClick = (menu: any) => {
    if (menu.hasChildren) {
      toggleMenu(menu.id);
    } else if (menu.url && menu.url !== "#") {
      router.push(menu.url);
      setSidebarOpen(false);
    }
  };

  // 모드 전환 핸들러
  const handleModeSwitch = () => {
    if (isAdminMode) {
      router.push("/main");
    } else {
      router.push("/admin");
    }
  };

  // 로그아웃 핸들러
  const handleLogout = async () => {
    try {
      await logout();
      router.push("/login");
    } catch (error) {
      console.error("로그아웃 실패:", error);
    }
  };

  // 메뉴 트리 렌더링 (기존 MainLayout 스타일 적용)
  const renderMenu = (menu: any, level: number = 0) => {
    const isExpanded = expandedMenus.has(menu.id);

    return (
      <div key={menu.id}>
        <div
          className={`group flex cursor-pointer items-center justify-between rounded-lg px-3 py-2 text-sm font-medium transition-colors hover:cursor-pointer ${
            isExpanded ? "bg-slate-100 text-slate-900" : "text-slate-600 hover:bg-slate-50 hover:text-slate-900"
          } ${level > 0 ? "ml-6" : ""}`}
          onClick={() => handleMenuClick(menu)}
        >
          <div className="flex items-center">
            {menu.icon}
            <span className="ml-3">{menu.name}</span>
          </div>
          {menu.hasChildren && (
            <div className="ml-auto">
              {isExpanded ? <ChevronDown className="h-4 w-4" /> : <ChevronRight className="h-4 w-4" />}
            </div>
          )}
        </div>

        {/* 서브메뉴 */}
        {menu.hasChildren && isExpanded && (
          <div className="mt-1 space-y-1 pl-6">
            {menu.children?.map((child: any) => (
              <div
                key={child.id}
                className="flex cursor-pointer items-center rounded-lg px-3 py-2 text-sm text-slate-600 transition-colors hover:cursor-pointer hover:bg-slate-50 hover:text-slate-900"
                onClick={() => handleMenuClick(child)}
              >
                {child.icon}
                <span className="ml-3">{child.name}</span>
              </div>
            ))}
          </div>
        )}
      </div>
    );
  };

  // 사용자 정보가 없으면 로딩 표시
  if (!user) {
    return (
      <div className="flex h-screen items-center justify-center">
        <div className="flex flex-col items-center">
          <div className="mb-4 h-8 w-8 animate-spin rounded-full border-4 border-blue-500 border-t-transparent"></div>
          <p>로딩중...</p>
        </div>
      </div>
    );
  }

  // UI 변환된 메뉴 데이터
  const uiMenus = convertMenuToUI(currentMenus, user as ExtendedUserInfo);

  return (
    <div className="flex h-screen flex-col bg-slate-50">
      {/* MainHeader 컴포넌트 사용 */}
      <MainHeader
        user={user}
        onSidebarToggle={() => setSidebarOpen(!sidebarOpen)}
        onProfileClick={openProfileModal}
        onLogout={handleLogout}
      />

      <div className="flex flex-1">
        {/* 모바일 사이드바 오버레이 */}
        {sidebarOpen && (
          <div className="fixed inset-0 z-30 bg-black/50 lg:hidden" onClick={() => setSidebarOpen(false)} />
        )}

        {/* 왼쪽 사이드바 */}
        <aside
          className={`${
            sidebarOpen ? "translate-x-0" : "-translate-x-full"
          } fixed top-14 left-0 z-40 flex h-full w-64 flex-col border-r border-slate-200 bg-white transition-transform duration-300 lg:relative lg:top-0 lg:z-auto lg:h-full lg:translate-x-0 lg:transform-none`}
        >
          {/* 사이드바 상단 - Admin/User 모드 전환 버튼 (관리자만) */}
          {(user as ExtendedUserInfo)?.userType === "admin" && (
            <div className="border-b border-slate-200 p-3">
              <Button
                onClick={handleModeSwitch}
                className={`flex w-full items-center justify-center gap-2 rounded-lg px-3 py-2 text-sm font-medium transition-colors duration-200 hover:cursor-pointer ${
                  isAdminMode
                    ? "border border-orange-200 bg-orange-50 text-orange-700 hover:bg-orange-100"
                    : "border border-blue-200 bg-blue-50 text-blue-700 hover:bg-blue-100"
                }`}
              >
                {isAdminMode ? (
                  <>
                    <UserCheck className="h-4 w-4" />
                    사용자 메뉴로 전환
                  </>
                ) : (
                  <>
                    <Shield className="h-4 w-4" />
                    관리자 메뉴로 전환
                  </>
                )}
              </Button>
            </div>
          )}

          <div className="flex-1 overflow-y-auto py-4">
            <nav className="space-y-1 px-3">
              {loading ? (
                <div className="animate-pulse space-y-2">
                  {[...Array(5)].map((_, i) => (
                    <div key={i} className="h-8 rounded bg-slate-200"></div>
                  ))}
                </div>
              ) : (
                uiMenus.map((menu) => renderMenu(menu))
              )}
            </nav>
          </div>
        </aside>

        {/* 가운데 컨텐츠 영역 */}
        <main className="bg-background flex-1 p-6">
          <PageHeader title={getPageInfo(pathname).title} description={getPageInfo(pathname).description} />
          {children}
        </main>
      </div>

      {/* 프로필 수정 모달 */}
      <ProfileModal
        isOpen={isModalOpen}
        user={user}
        formData={formData}
        selectedImage={selectedImage}
        isSaving={isSaving}
        alertModal={alertModal}
        onClose={closeProfileModal}
        onFormChange={updateFormData}
        onImageSelect={selectImage}
        onImageRemove={removeImage}
        onSave={saveProfile}
        onAlertClose={closeAlert}
      />
    </div>
  );
}