'use client';

import {
  Building,
  CalendarDays,
  TrendingDown,
  TrendingUp,
  Users,
  Warehouse,
} from 'lucide-react';
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from '@/components/ui/card';
import { formatPrice, formatPricePerM2 } from '@/lib/currency';
import type { MarketContext } from '@/lib/valuation-api';

interface MarketContextCardProps {
  context: MarketContext;
}

export function MarketContextCard({ context }: MarketContextCardProps) {
  const isGrowthPositive = context.priceGrowthYoY >= 0;

  const stats = [
    {
      label: 'Giá trung bình/m²',
      value: formatPricePerM2(context.avgPricePerM2),
      icon: Building,
    },
    {
      label: 'Giá trung vị',
      value: formatPrice(context.medianPrice),
      icon: Warehouse,
    },
    {
      label: 'Tăng trưởng YoY',
      value: `${isGrowthPositive ? '+' : ''}${context.priceGrowthYoY.toFixed(1)}%`,
      icon: isGrowthPositive ? TrendingUp : TrendingDown,
      color: isGrowthPositive ? 'text-green-600' : 'text-red-600',
    },
    {
      label: 'Chỉ số nhu cầu',
      value: `${context.demandIndex.toFixed(0)}/100`,
      icon: Users,
    },
    {
      label: 'Nguồn cung',
      value: `${context.supplyCount.toLocaleString('vi-VN')} BĐS`,
      icon: Building,
    },
    {
      label: 'Thời gian bán TB',
      value: `${context.avgDaysOnMarket} ngày`,
      icon: CalendarDays,
    },
  ];

  return (
    <Card>
      <CardHeader>
        <CardTitle className="text-lg">Bối cảnh thị trường</CardTitle>
        <CardDescription>
          {context.district}, {context.city} — {context.period}
        </CardDescription>
      </CardHeader>
      <CardContent>
        <div className="grid gap-4 sm:grid-cols-2 lg:grid-cols-3">
          {stats.map((stat) => {
            const Icon = stat.icon;
            return (
              <div
                key={stat.label}
                className="flex items-start gap-3 rounded-lg border p-3"
              >
                <div className="rounded-md bg-muted p-2">
                  <Icon className="h-4 w-4 text-muted-foreground" />
                </div>
                <div>
                  <p className="text-xs text-muted-foreground">{stat.label}</p>
                  <p className={`text-sm font-semibold ${stat.color ?? ''}`}>
                    {stat.value}
                  </p>
                </div>
              </div>
            );
          })}
        </div>
      </CardContent>
    </Card>
  );
}