'use client';

import { AddToBoxButton } from '@/components/products/AddToBoxButton';
import { ColorVariant, getProductColorVariants } from '@/components/products/utils/colorUtils';
import { Product } from 'lib/shopify/types';
import Image from "next/image";
import Link from "next/link";
import { usePathname } from 'next/navigation';
import { useEffect, useState } from 'react';
import { AddToCartButton } from './AddToCartButton';
import { ColorSelector } from './ColorSelector';

interface ProductCardProps {
  title: string;
  variant: string;
  price: number;
  imageSrc: string;
  slug: string;
  product?: Product;
  colors?: string[]; // Array of color hex codes
}

export function ProductCard({ title, variant, price: defaultPrice, imageSrc, slug, product, colors }: ProductCardProps) {
  const pathname = usePathname();
  const isBuildBoxPage = pathname.includes('/build-box');
  
  const [colorVariants, setColorVariants] = useState<ColorVariant[] | undefined>(undefined);
  const [selectedColorHex, setSelectedColorHex] = useState<string | null>(null);
  const [selectedVariant, setSelectedVariant] = useState<ColorVariant | undefined>(undefined);
  const [currentPrice, setCurrentPrice] = useState<number>(defaultPrice);
  const [isHovered, setIsHovered] = useState(false);
  
  // Initialize color variants and selected color
  useEffect(() => {
    if (product) {
      const variants = getProductColorVariants(product);
      setColorVariants(variants);
      
      if (variants && variants.length > 0) {
        // Only set these values if we have valid variants
        if (variants[0]?.color) {
          setSelectedColorHex(variants[0].color);
        }
        setSelectedVariant(variants[0]);
        if (typeof variants[0]?.price === 'number') {
          setCurrentPrice(variants[0].price);
        }
      }
    } else if (colors && colors.length > 0) {
      // If we only have color hex codes without variants
      const firstColor = colors[0];
      if (firstColor) {
        setSelectedColorHex(firstColor);
      }
    }
  }, [product, colors]);
  
  // Handle color selection
  const handleColorSelect = (color: string) => {
    setSelectedColorHex(color);
    
    if (colorVariants) {
      const variant = colorVariants.find(v => v.color === color);
      if (variant) {
        setSelectedVariant(variant);
        setCurrentPrice(variant.price);
      }
    }
  };

  return (
    <div className="flex flex-col h-full">
      {/* Image container with fixed height and hover effect */}
      <div 
        className="relative w-full h-[480px] bg-gray-100 mb-5 overflow-hidden"
        onMouseEnter={() => setIsHovered(true)}
        onMouseLeave={() => setIsHovered(false)}
      >
        <Link href={`/product/${slug}`}>
          <Image 
            src={imageSrc}
            alt={title}
            fill
            className="object-cover transition-opacity duration-300"
            sizes="(max-width: 768px) 280px, 405px"
          />
        </Link>
        
        {/* Button - always visible on mobile, hover effect on desktop */}
        {product && (
          <>
            {/* Mobile button - always visible */}
            <div className="absolute bottom-6 left-5 right-5 md:hidden">
              {isBuildBoxPage ? (
                <AddToBoxButton
                  productId={product.id}
                  name={product.title}
                  price={currentPrice}
                  image={imageSrc}
                  variantId={selectedVariant?.variantId}
                  color={selectedColorHex || undefined}
                />
              ) : (
                <AddToCartButton
                  product={product}
                  variantId={selectedVariant?.variantId}
                />
              )}
            </div>
            
            {/* Desktop button - visible on hover */}
            <div className={`absolute bottom-6 left-5 right-5 hidden md:block transition-opacity duration-300 ${isHovered ? 'opacity-100' : 'opacity-0'}`}>
              {isBuildBoxPage ? (
                <AddToBoxButton
                  productId={product.id}
                  name={product.title}
                  price={currentPrice}
                  image={imageSrc}
                  variantId={selectedVariant?.variantId}
                  color={selectedColorHex || undefined}
                />
              ) : (
                <AddToCartButton
                  product={product}
                  variantId={selectedVariant?.variantId}
                />
              )}
            </div>
          </>
        )}
      </div>
      
      <div className="flex justify-between items-start">
        <h3 className="font-bold text-[18px] leading-[28px]">{title}</h3>
        <span className="font-bold text-[20px] leading-[28px] ml-2">{currentPrice} €</span>
      </div>
      
      {variant && (
        <p className="text-[16px] leading-[26px] text-gray-600 mb-auto">{variant}</p>
      )}
      
      {colorVariants && colorVariants.length > 0 ? (
        <ColorSelector 
          colors={colorVariants}
          selectedColor={selectedColorHex}
          onColorSelect={handleColorSelect}
        />
      ) : colors && colors.length > 0 ? (
        <ColorSelector 
          colors={colors}
          selectedColor={selectedColorHex}
          onColorSelect={setSelectedColorHex}
        />
      ) : null}
    </div>
  );
}