import React, { useEffect, useState } from 'react';
import {
  FaCheckCircle,
  FaClock,
  FaHourglassHalf,
  FaTasks,
  FaChevronDown,
  FaPlus,
  FaUserPlus,
  FaFilter,
  FaCalendarAlt
} from 'react-icons/fa';
import { useNavigate } from 'react-router-dom';

// Define a type for card data
interface CardData {
  title: string;
  count: number;
  icon: JSX.Element;
  gradient: string;
  shadowColor: string;
  iconBg: string;
  textColor: string;
  percentage?: number;
  trend?: 'up' | 'down' | 'stable';
}

// interface CardData {
//   title: string;
//   count: number;
//   icon: React.ReactNode;
//   gradient: string;
//   shadowColor: string;
//   iconBg: string;
//   textColor: string;
//   trend: 'up' | 'down';
// }

interface CardsProps {
  type?: 'dashboard' | 'account' | 'transactions';
  onOpenModal?: () => void;
  dashboardData: any;
  fromDate: string;
  toDate: string;
  onDateRangeChange: (range: { from: string; to: string }) => void;
  cards: CardData[];
  isLoading: boolean
}




const AccountData: CardData[] = [
  {
    title: 'Active Accounts',
    count: 12,
    icon: <FaTasks size={18} className="text-blue-600" />,
    gradient: 'bg-gradient-to-br from-blue-50 to-blue-100',
    shadowColor: 'shadow-blue-200/50',
    iconBg: 'bg-blue-100 border-blue-200',
    textColor: 'text-blue-700',
    trend: 'up'
  },
  {
    title: 'In-Progress',
    count: 8,
    icon: <FaClock size={18} className="text-purple-600" />,
    gradient: 'bg-gradient-to-br from-purple-50 to-purple-100',
    shadowColor: 'shadow-purple-200/50',
    iconBg: 'bg-purple-100 border-purple-200',
    textColor: 'text-purple-700',
    trend: 'stable'
  },

  {
    title: 'Completed',
    count: 27,
    icon: <FaCheckCircle size={18} className="text-green-600" />,
    gradient: 'bg-gradient-to-br from-green-50 to-green-100',
    shadowColor: 'shadow-green-200/50',
    iconBg: 'bg-green-100 border-green-200',
    textColor: 'text-green-700',
    trend: 'up'
  },
  {
    title: 'Inactive',
    count: 5,
    icon: <FaHourglassHalf size={18} className="text-gray-600" />,
    gradient: 'bg-gradient-to-br from-gray-50 to-gray-100',
    shadowColor: 'shadow-gray-200/50',
    iconBg: 'bg-gray-100 border-gray-200',
    textColor: 'text-gray-700',
    trend: 'down'
  },
];

const filters = ['Last 7 Days', 'Last 30 Days', 'Last 6 Months', 'This Year'];
const accounts = ['All Accounts', 'Account 1', 'Account 2', 'Account 3'];

const Cards: React.FC<CardsProps> = ({ type = 'dashboard', onOpenModal, onDateRangeChange, cards, isLoading }) => {
  const navigate = useNavigate();
  const [selectedFilter, setSelectedFilter] = useState<string>('Last 7 Days');

  // const [isLoading, setIsLoading] = useState<boolean>(true);

  // useEffect(() => {
  //   setIsLoading(true);
  //   setTimeout(() => {
  //     if (type == 'account') {
  //       setShowCards(AccountData);
  //     } else {
  //       setShowCards(cards);
  //     }
  //     setIsLoading(false);
  //   }, 500);
  // }, [type]);

  useEffect(() => {

    if (type == 'dashboard') {
      const now = new Date();
      let fromDate = new Date();

      switch (selectedFilter) {
        case 'Last 7 Days':
          fromDate.setDate(now.getDate() - 7);
          break;
        case 'Last 30 Days':
          fromDate.setDate(now.getDate() - 30);
          break;
        case 'Last 6 Months':
          fromDate.setMonth(now.getMonth() - 6);
          break;
        case 'This Year':
          fromDate = new Date(now.getFullYear(), 0, 1);
          break;
        default:
          fromDate.setDate(now.getDate() - 7);
      }

      const from = fromDate.toISOString().split('T')[0];
      const to = now.toISOString().split('T')[0];

      onDateRangeChange({ from, to });
    }
  }, [selectedFilter]);

  const getButtonConfig = () => {
    switch (type) {
      case 'account':
        return {
          text: 'Add Account',
          icon: <FaPlus size={14} />,
          gradient: 'bg-gradient-to-r from-blue-600 to-blue-700 hover:from-blue-700 hover:to-blue-800'
        };
      case 'transactions':
        return {
          text: 'Send Invite',
          icon: <FaUserPlus size={14} />,
          gradient: 'bg-gradient-to-r from-emerald-600 to-emerald-700 hover:from-emerald-700 hover:to-emerald-800'
        };
      default:
        return null;
    }
  };

  const buttonConfig = getButtonConfig();

  const renderTrendIndicator = (trend: string | undefined, percentage: number | undefined) => {
    if (!trend || !percentage) return null;

    const trendColors = {
      up: 'text-emerald-500',
      down: 'text-red-500',
      stable: 'text-gray-500'
    };

    const trendSymbols = {
      up: '↗',
      down: '↘',
      stable: '→'
    };

    return (
      <div className={`flex items-center text-xs ${trendColors[trend as keyof typeof trendColors]} mt-1`}>
        <span className="mr-1">{trendSymbols[trend as keyof typeof trendSymbols]}</span>
        {/* <span>{percentage}%</span> */}
      </div>
    );
  };

  return (
    <div className="w-full">
      {/* Cards */}
      {isLoading ? (
        <div className="w-full h-[10vh] px-6 py-3">
          <div className="animate-pulse">
            {/* <div className="h-8 bg-gray-200 rounded w-32 mb-8"></div> */}
            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4">
              {[...Array(4)].map((_, i) => (
                <div key={i} className="h-10 bg-gray-200 border border-gray-100"></div>
              ))}
            </div>
          </div>
        </div>
      ) : (
        <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 shadow">
          {cards.map((card, index) => (
            <div
              key={card.title}
              onClick={() => navigate(card.navigateTo)}
              className={`flex items-center justify-between bg-white px-4 py-3.5 transition-all duration-300 cursor-pointer ${index > 0 ? "border-l-1 border-gray-200" : ""}`}
              style={{
                animationDelay: `${index * 100}ms`,
              }}
            >
              {/* Left side: Icon + Title */}
              <div className="flex items-center gap-3">
                <div className={`p-1.5 rounded-lg ${card.iconBg}`}>
                  {card.icon}
                </div>
                <h3 className="text-xs font-medium text-gray-600 text-nowrap">{card.title}</h3>
              </div>

              {/* Count */}
              <p className={`text-sm font-bold`}>
                {card.count}
              </p>
            </div>
          ))}
        </div>
      )}
    </div>

  );
};

export default Cards;