'use client';

import { SearchIcon, SlidersHorizontal } from 'lucide-react';
import { useState } from 'react';

import { Button } from '@/components/ui/button';
import {
  Card,
  CardContent,
  CardFooter,
  CardHeader,
  CardTitle,
} from '@/components/ui/card';
import { Checkbox } from '@/components/ui/checkbox';
import { Input } from '@/components/ui/input';
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from '@/components/ui/select';
import { Slider } from '@/components/ui/slider';

// Mock product data
const products = [
  { id: 1, name: 'Laptop', category: 'Electronics', price: 999.99 },
  { id: 2, name: 'Smartphone', category: 'Electronics', price: 699.99 },
  { id: 3, name: 'Headphones', category: 'Electronics', price: 199.99 },
  { id: 4, name: 'T-shirt', category: 'Clothing', price: 24.99 },
  { id: 5, name: 'Jeans', category: 'Clothing', price: 49.99 },
  { id: 6, name: 'Sneakers', category: 'Footwear', price: 89.99 },
  { id: 7, name: 'Watch', category: 'Accessories', price: 149.99 },
  { id: 8, name: 'Backpack', category: 'Accessories', price: 79.99 },
];

const categories = ['Electronics', 'Clothing', 'Footwear', 'Accessories'];

export function ProductListComponent() {
  const [priceRange, setPriceRange] = useState([0, 1000]);
  const [selectedCategories, setSelectedCategories] = useState<string[]>([]);
  const [searchQuery, setSearchQuery] = useState('');
  const [sortBy, setSortBy] = useState('name');

  const handleCategoryChange = (category: string) => {
    setSelectedCategories((prev) =>
      prev.includes(category)
        ? prev.filter((c) => c !== category)
        : [...prev, category],
    );
  };

  const filteredProducts = products
    .filter(
      (product) =>
        (selectedCategories.length === 0 ||
          selectedCategories.includes(product.category)) &&
        product.price >= priceRange[0] &&
        product.price <= priceRange[1] &&
        product.name.toLowerCase().includes(searchQuery.toLowerCase()),
    )
    .sort((a, b) => {
      if (sortBy === 'price') return a.price - b.price;
      return a.name.localeCompare(b.name);
    });

  return (
    <div className='container mx-auto px-4 py-8'>
      <div className='flex flex-col md:flex-row gap-8'>
        {/* Sidebar with filters */}
        <aside className='w-full md:w-1/4 space-y-6'>
          <Card>
            <CardHeader>
              <CardTitle>Filters</CardTitle>
            </CardHeader>
            <CardContent className='space-y-6'>
              <div>
                <h3 className='text-lg font-semibold mb-2'>Categories</h3>
                {categories.map((category) => (
                  <div key={category} className='flex items-center space-x-2'>
                    <Checkbox
                      id={category}
                      checked={selectedCategories.includes(category)}
                      onCheckedChange={() => handleCategoryChange(category)}
                    />
                    <label
                      htmlFor={category}
                      className='text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70'
                    >
                      {category}
                    </label>
                  </div>
                ))}
              </div>
              <div>
                <h3 className='text-lg font-semibold mb-2'>Price Range</h3>
                <Slider
                  min={0}
                  max={1000}
                  step={10}
                  value={priceRange}
                  onValueChange={setPriceRange}
                />
                <div className='flex justify-between mt-2'>
                  <span>${priceRange[0]}</span>
                  <span>${priceRange[1]}</span>
                </div>
              </div>
            </CardContent>
          </Card>
        </aside>

        {/* Main content */}
        <main className='w-full md:w-3/4'>
          <div className='flex flex-col sm:flex-row justify-between items-center mb-6 gap-4'>
            <div className='relative w-full sm:w-auto'>
              <SearchIcon className='absolute left-2 top-1/2 transform -translate-y-1/2 text-gray-400' />
              <Input
                type='search'
                placeholder='Search products...'
                className='pl-8'
                value={searchQuery}
                onChange={(e) => setSearchQuery(e.target.value)}
              />
            </div>
            <div className='flex items-center space-x-2 w-full sm:w-auto'>
              <Select value={sortBy} onValueChange={setSortBy}>
                <SelectTrigger className='w-full sm:w-[180px]'>
                  <SelectValue placeholder='Sort by' />
                </SelectTrigger>
                <SelectContent>
                  <SelectItem value='name'>Name</SelectItem>
                  <SelectItem value='price'>Price</SelectItem>
                </SelectContent>
              </Select>
              <Button variant='outline' size='icon'>
                <SlidersHorizontal className='h-4 w-4' />
              </Button>
            </div>
          </div>

          <div className='grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6'>
            {filteredProducts.map((product) => (
              <Card key={product.id}>
                <CardHeader>
                  <CardTitle>{product.name}</CardTitle>
                </CardHeader>
                <CardContent>
                  <p>Category: {product.category}</p>
                  <p className='font-bold mt-2'>${product.price.toFixed(2)}</p>
                </CardContent>
                <CardFooter>
                  <Button className='w-full'>Add to Cart</Button>
                </CardFooter>
              </Card>
            ))}
          </div>
        </main>
      </div>
    </div>
  );
}