'use client';

import Image from 'next/image';
import Link from 'next/link';
import { Badge } from '@/components/ui/badge';
import { Card, CardContent } from '@/components/ui/card';
import type { ListingDetail } from '@/lib/listings-api';

function formatPrice(priceVND: string): string {
  const num = Number(priceVND);
  if (num >= 1_000_000_000) return `${(num / 1_000_000_000).toFixed(1)} tỷ`;
  if (num >= 1_000_000) return `${(num / 1_000_000).toFixed(0)} triệu`;
  return num.toLocaleString('vi-VN');
}

const PROPERTY_TYPE_LABELS: Record<string, string> = {
  APARTMENT: 'Căn hộ',
  HOUSE: 'Nhà riêng',
  VILLA: 'Biệt thự',
  LAND: 'Đất nền',
  OFFICE: 'Văn phòng',
  SHOPHOUSE: 'Shophouse',
};

interface PropertyCardProps {
  listing: ListingDetail;
  compact?: boolean;
}

export function PropertyCard({ listing, compact }: PropertyCardProps) {
  const transactionLabel = listing.transactionType === 'SALE' ? 'Bán' : 'Cho thuê';
  const propertyTypeLabel = PROPERTY_TYPE_LABELS[listing.property.propertyType] || listing.property.propertyType;

  return (
    <article
      aria-label={`${listing.property.title} — ${transactionLabel} ${propertyTypeLabel}, ${formatPrice(listing.priceVND)} VNĐ`}
    >
      <Link href={`/listings/${listing.id}`}>
        <Card className="group h-full overflow-hidden transition-shadow hover:shadow-md">
          <div className={`relative bg-muted ${compact ? 'aspect-[16/10]' : 'aspect-[4/3]'}`}>
            {listing.property.media.length > 0 ? (
              <Image
                src={listing.property.media[0]?.url ?? ''}
                alt={`Ảnh bất động sản: ${listing.property.title}`}
                fill
                sizes="(max-width: 640px) 100vw, (max-width: 1024px) 50vw, 33vw"
                className="object-cover transition-transform group-hover:scale-105"
              />
            ) : (
              <div className="flex h-full items-center justify-center text-muted-foreground" aria-hidden="true">
                Chưa có ảnh
              </div>
            )}
            <div className="absolute left-2 top-2 flex gap-1">
              <Badge variant="default" className="text-xs">
                {transactionLabel}
              </Badge>
              <Badge variant="secondary" className="text-xs">
                {propertyTypeLabel}
              </Badge>
            </div>
            {listing.property.media.length > 1 && (
              <div className="absolute bottom-2 right-2">
                <Badge variant="outline" className="bg-black/50 text-xs text-white border-none" aria-label={`${listing.property.media.length} ảnh`}>
                  {listing.property.media.length} ảnh
                </Badge>
              </div>
            )}
          </div>
          <CardContent className="p-4">
            <p className="text-lg font-bold text-primary">
              {formatPrice(listing.priceVND)} VNĐ
              {listing.transactionType === 'RENT' && listing.rentPriceMonthly && (
                <span className="text-sm font-normal text-muted-foreground">/tháng</span>
              )}
            </p>
            <h3 className="mt-1 line-clamp-1 font-medium">{listing.property.title}</h3>
            <p className="mt-1 line-clamp-1 text-sm text-muted-foreground">
              {listing.property.address}, {listing.property.district}, {listing.property.city}
            </p>
            <ul className="mt-3 flex flex-wrap gap-1.5" aria-label="Thông tin bất động sản">
              <li>
                <Badge variant="secondary" className="text-xs">
                  {listing.property.areaM2} m²
                </Badge>
              </li>
              {listing.property.bedrooms != null && (
                <li>
                  <Badge variant="secondary" className="text-xs">
                    {listing.property.bedrooms} PN
                  </Badge>
                </li>
              )}
              {listing.property.bathrooms != null && listing.property.bathrooms > 0 && (
                <li>
                  <Badge variant="secondary" className="text-xs">
                    {listing.property.bathrooms} PT
                  </Badge>
                </li>
              )}
              {listing.property.direction && (
                <li>
                  <Badge variant="outline" className="text-xs">
                    Hướng {listing.property.direction === 'NORTH' ? 'Bắc' :
                      listing.property.direction === 'SOUTH' ? 'Nam' :
                      listing.property.direction === 'EAST' ? 'Đông' :
                      listing.property.direction === 'WEST' ? 'Tây' :
                      listing.property.direction}
                  </Badge>
                </li>
              )}
            </ul>
          </CardContent>
        </Card>
      </Link>
    </article>
  );
}
