import React, { useState } from 'react';
import { Compass, Map, Image as ImageIcon, Settings, ShieldAlert, Users, LogOut, LogIn, Globe, Sun, Moon } from 'lucide-react';
import { useTranslation } from '@/hooks/useTranslation';
import { useTheme } from '@/hooks/useTheme';

interface MapProfileDropdownProps {
  user: any;
  onLogout?: () => void;
  onOpenSettings: () => void;
  onOpenCreateTour: () => void;
  onOpenReport: () => void;
  onOpenLogin: () => void;
  onOpenMyPhotos: () => void;
  onOpenMyTours: () => void;
  onOpenFriends: () => void;
  onOpenAdmin?: () => void;
}

export const MapProfileDropdown: React.FC<MapProfileDropdownProps> = ({
  user,
  onLogout,
  onOpenSettings,
  onOpenCreateTour,
  onOpenReport,
  onOpenLogin,
  onOpenMyPhotos,
  onOpenMyTours,
  onOpenFriends,
  onOpenAdmin,
}) => {
  const [isOpen, setIsOpen] = useState(false);
  const { lang, changeLanguage } = useTranslation();
  const { theme, changeTheme } = useTheme();

  const guestToken = localStorage.getItem('guest_token');
  const isAuthenticated = !!user && !guestToken;

  const renderInitialsAvatar = (name: string) => {
    const initials = name
      ? name.split(' ').map(n => n[0]).slice(0, 2).join('').toUpperCase()
      : 'U';
    return (
      <div className="w-full h-full flex items-center justify-center bg-indigo-600 text-white font-bold text-sm">
        {initials}
      </div>
    );
  };

  const handleItemClick = (callback: () => void) => {
    setIsOpen(false);
    callback();
  };

  return (
    <div className="relative inline-block text-left select-none pointer-events-auto">
      {/* TRIGGER BUTTON */}
      <button 
        onClick={() => setIsOpen(!isOpen)}
        className="w-11 h-11 rounded-full border-2 border-white dark:border-slate-800 bg-slate-800 flex items-center justify-center overflow-hidden shadow-xl active:scale-95 transition-all duration-150 cursor-pointer"
        title="Menu cá nhân"
      >
        {isAuthenticated ? (
          user?.avatar ? (
            <img src={user.avatar} alt="Avatar" className="w-full h-full object-cover" />
          ) : (
            renderInitialsAvatar(user?.name || 'User')
          )
        ) : (
          <div className="w-full h-full flex items-center justify-center bg-slate-700 text-slate-300 font-bold text-sm">
            G
          </div>
        )}
      </button>

      {/* DROPDOWN MENU / MOBILE BOTTOM SHEET LAYER */}
      {isOpen && (
        <>
          <div 
            className="fixed inset-0 z-[999998] bg-black/50 sm:bg-transparent" 
            onClick={() => setIsOpen(false)} 
          />
          
          <div 
            className="absolute right-0 top-14 z-[999999] w-64 bg-slate-900 border border-slate-800 rounded-2xl p-2 shadow-2xl flex flex-col space-y-0.5 text-xs text-slate-200"
            style={{
              maxHeight: '75vh',
              overflowY: 'auto',
              boxShadow: '0 20px 25px -5px rgba(0, 0, 0, 0.6)'
            }}
          >

            {isAuthenticated ? (
              <div className="flex flex-col space-y-1">
                {/* User info header */}
                <div className="px-4 py-2 border-b border-slate-800/60 mb-1 flex items-center gap-3">
                  <div className="w-8 h-8 rounded-full overflow-hidden shrink-0 border border-slate-700">
                    {user?.avatar ? (
                      <img src={user.avatar} alt="Avatar" className="w-full h-full object-cover" />
                    ) : (
                      renderInitialsAvatar(user?.name || 'User')
                    )}
                  </div>
                  <div className="flex flex-col min-w-0">
                    <span className="font-bold text-white truncate text-sm">{user?.name}</span>
                    <span className="text-[10px] text-slate-400 truncate">{user?.email}</span>
                  </div>
                </div>

                {/* Extra System Admin option */}
                {user?.isAdmin && (
                  <button 
                    onClick={() => handleItemClick(onOpenAdmin || (() => {}))}
                    className="flex items-center gap-3 w-full px-4 py-2.5 bg-blue-950/20 hover:bg-slate-800 rounded-lg text-left transition-colors font-bold text-blue-400 cursor-pointer"
                  >
                    <Settings className="w-4 h-4 shrink-0 text-blue-400" /> Quản trị hệ thống
                  </button>
                )}

                {/* 1. Tạo tour */}
                <button 
                  onClick={() => handleItemClick(onOpenCreateTour)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <Compass className="w-4 h-4 text-amber-400 shrink-0" /> Tạo tour
                </button>
                
                {/* 2. Hành trình của tôi */}
                <button 
                  onClick={() => handleItemClick(onOpenMyTours)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <Map className="w-4 h-4 text-blue-400 shrink-0" /> Hành trình của tôi
                </button>

                {/* 3. Thư viện ảnh */}
                <button 
                  onClick={() => handleItemClick(onOpenMyPhotos)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <ImageIcon className="w-4 h-4 text-emerald-400 shrink-0" /> Thư viện ảnh
                </button>
                
                {/* 4. Cài đặt */}
                <button 
                  onClick={() => handleItemClick(onOpenSettings)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <Settings className="w-4 h-4 text-slate-400 shrink-0" /> Cài đặt
                </button>
                
                {/* 5. Báo cáo vi phạm */}
                <button 
                  onClick={() => handleItemClick(onOpenReport)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <ShieldAlert className="w-4 h-4 text-rose-400 shrink-0" /> Báo cáo vi phạm
                </button>
                
                {/* STRICT VISUAL DIVIDER LINE */}
                <div className="border-b border-slate-800 my-1 mx-2" />
                
                {/* 6. Danh sách bạn bè */}
                <button 
                  onClick={() => handleItemClick(onOpenFriends)}
                  className="flex items-center gap-3 w-full px-4 py-2.5 hover:bg-slate-800 rounded-lg text-left transition-colors font-semibold cursor-pointer"
                >
                  <Users className="w-4 h-4 text-indigo-400 shrink-0" /> Danh sách bạn bè
                </button>

                {/* 7. Đăng xuất */}
                <button 
                  onClick={() => handleItemClick(onLogout || (() => {}))}
                  className="flex items-center gap-3 w-full px-4 py-2.5 text-rose-400 hover:bg-slate-800 rounded-lg text-left font-bold transition-colors cursor-pointer"
                >
                  <LogOut className="w-4 h-4 shrink-0 text-rose-500" /> Đăng xuất
                </button>
              </div>
            ) : (
              <div className="flex flex-col space-y-1">
                <div className="px-4 py-1.5 text-[10px] font-black uppercase tracking-wider text-slate-500">Tùy chỉnh nhanh</div>
                
                <div className="px-3 py-2 flex flex-col gap-3 bg-slate-950/40 rounded-xl m-1 border border-slate-850">
                  <div className="flex justify-between items-center">
                    <span className="font-semibold flex items-center gap-1.5 text-slate-400">
                      <Globe className="w-3.5 h-3.5 text-indigo-400" /> Ngôn ngữ:
                    </span>
                    <select 
                      value={lang}
                      onChange={(e) => changeLanguage(e.target.value as any)}
                      className="bg-slate-800 border border-slate-700 rounded-lg px-2 py-1 text-white text-[11px] font-bold focus:outline-none cursor-pointer"
                    >
                      <option value="vi">Tiếng Việt</option>
                      <option value="en">English</option>
                      <option value="zh">中文</option>
                    </select>
                  </div>
                  
                  <div className="flex justify-between items-center">
                    <span className="font-semibold flex items-center gap-1.5 text-slate-400">
                      {theme === 'light' ? (
                        <Sun className="w-3.5 h-3.5 text-amber-500" />
                      ) : (
                        <Moon className="w-3.5 h-3.5 text-indigo-400" />
                      )} 
                      Giao diện:
                    </span>
                    <select 
                      value={theme}
                      onChange={(e) => changeTheme(e.target.value as any)}
                      className="bg-slate-800 border border-slate-700 rounded-lg px-2 py-1 text-white text-[11px] font-bold focus:outline-none cursor-pointer"
                    >
                      <option value="dark">Tối</option>
                      <option value="light">Sáng</option>
                      <option value="system">Hệ thống</option>
                    </select>
                  </div>
                </div>

                <div className="h-[1px] bg-slate-850 my-1 mx-2" />
                
                <button 
                  onClick={() => handleItemClick(onOpenLogin)}
                  className="flex items-center gap-3 w-full px-4 py-3 text-blue-400 hover:bg-slate-800 rounded-xl text-left font-black transition-colors cursor-pointer"
                >
                  <LogIn className="w-4 h-4 shrink-0" /> Đăng ký / Đăng nhập
                </button>
              </div>
            )}
          </div>
        </>
      )}
    </div>
  );
};
