import Image from '@/core/components/elements/Image/Image'
import Link from '@/core/components/elements/Link/Link'
import DesktopView from '@/core/components/views/DesktopView'
import currencyFormat from '@/core/utils/currencyFormat'
import { HeartIcon } from '@heroicons/react/24/outline'
import { useRef, useState } from 'react'
import LazyLoad from 'react-lazy-load'
import ProductSimilar from '../ProductSimilar'
import { toast } from 'react-hot-toast'
import { updateItemCart } from '@/core/utils/cart'

const ProductDesktop = ({ product, wishlist, toggleWishlist }) => {
  const [informationTab, setInformationTab] = useState(informationTabOptions[0].value)

  const variantQuantityRefs = useRef([])

  const setVariantQuantityRef = (variantId) => (element) => {
    variantQuantityRefs.current[variantId] = element
  }

  const validQuantity = (quantity) => {
    let isValid = true
    if (!quantity || quantity < 1 || isNaN(parseInt(quantity))) {
      toast.error('Jumlah barang minimal 1')
      isValid = false
    }
    return isValid
  }

  const handleAddToCart = (variantId) => {
    const quantity = variantQuantityRefs.current[variantId].value
    if (!validQuantity(quantity)) return
    updateItemCart({
      productId: variantId,
      quantity
    })
    toast.success('Berhasil menambahkan ke keranjang')
  }

  const variantSectionRef = useRef(null)
  const goToVariantSection = () => {
    if (variantSectionRef.current) {
      const position = variantSectionRef.current.getBoundingClientRect()
      window.scrollTo({
        top: position.top - 120 + window.pageYOffset,
        behavior: 'smooth'
      })
    }
  }

  const productSimilarQuery = [
    product?.name.replace(/[()/"&]/g, ''),
    `fq=-product_id:${product.id}`,
    `fq=-manufacture_id:${product.manufacture?.id || 0}`
  ].join('&')

  return (
    <DesktopView>
      <div className='container mx-auto pt-10'>
        <div className='flex'>
          <div className='w-[30%]'>
            <Image
              src={product.image}
              alt={product.name}
              className='h-96 object-contain object-center w-full border border-gray_r-4'
            />
          </div>
          <div className='w-[50%] px-4'>
            <h1 className='text-title-md leading-10 font-medium'>{product?.name}</h1>
            <div className='mt-10'>
              <div className='flex p-3'>
                <div className='w-1/4 text-gray_r-12/70'>Nomor SKU</div>
                <div className='w-3/4'>SKU-{product.id}</div>
              </div>
              <div className='flex p-3 bg-gray_r-4'>
                <div className='w-1/4 text-gray_r-12/70'>Part Number</div>
                <div className='w-3/4'>{product.code || '-'}</div>
              </div>
              <div className='flex p-3'>
                <div className='w-1/4 text-gray_r-12/70'>Manufacture</div>
                <div className='w-3/4'>
                  {product.manufacture?.name ? (
                    <Link href='/'>{product.manufacture?.name}</Link>
                  ) : (
                    <div>-</div>
                  )}
                </div>
              </div>
              <div className='flex p-3 bg-gray_r-4'>
                <div className='w-1/4 text-gray_r-12/70'>Berat Barang</div>
                <div className='w-3/4'>
                  {product?.weight > 0 && <span>{product?.weight} KG</span>}
                  {product?.weight == 0 && (
                    <a href='https://wa.me' className='text-red_r-11 font-medium'>
                      Tanya Berat
                    </a>
                  )}
                </div>
              </div>
            </div>
          </div>

          <div className='w-[20%]'>
            {product.variants.length > 1 && product.lowestPrice.priceDiscount > 0 && (
              <div className='text-gray_r-12/80'>Harga mulai dari: </div>
            )}
            {product?.lowestPrice.discountPercentage > 0 && (
              <div className='flex gap-x-1 items-center mt-2'>
                <div className='badge-solid-red text-caption-1'>
                  {product?.lowestPrice.discountPercentage}%
                </div>
                <div className='text-gray_r-11 line-through text-caption-1'>
                  {currencyFormat(product?.lowestPrice.price)}
                </div>
              </div>
            )}
            <h3 className='text-red_r-11 font-semibold mt-1 text-title-md'>
              {product?.lowestPrice.priceDiscount > 0 ? (
                currencyFormat(product?.lowestPrice.priceDiscount)
              ) : (
                <span className='text-gray_r-11 leading-6 font-normal'>
                  Hubungi kami untuk dapatkan harga terbaik,&nbsp;
                  <a href='https://wa.me/' className='text-red_r-11 underline'>
                    klik disini
                  </a>
                </span>
              )}
            </h3>
            <button
              type='button'
              onClick={goToVariantSection}
              className='btn-solid-red w-full mt-6'
            >
              Lihat Varian
            </button>

            <div className='flex mt-4'>
              <button className='flex items-center gap-x-1' onClick={toggleWishlist}>
                {wishlist.data?.productTotal > 0 ? (
                  <HeartIcon className='w-6 fill-red_r-11 text-red_r-11' />
                ) : (
                  <HeartIcon className='w-6' />
                )}
                Wishlist
              </button>
            </div>
          </div>
        </div>

        <div className='mt-12' ref={variantSectionRef}>
          <div className='text-h-lg font-semibold mb-6'>Varian Produk</div>
          <div className='table-specification'>
            <table>
              <thead>
                <tr>
                  <th>Part Number</th>
                  <th>Varian</th>
                  <th>Harga</th>
                  <th>Jumlah</th>
                  <th>Action</th>
                </tr>
              </thead>
              <tbody>
                {product.variants.map((variant) => (
                  <tr key={variant.id}>
                    <td>{variant.code}</td>
                    <td>{variant.attributes.join(', ')}</td>
                    <td>
                      {variant.price.discountPercentage > 0 && (
                        <>
                          <span className='line-through text-caption-1 text-gray_r-11'>
                            {currencyFormat(variant.price.price)}
                          </span>{' '}
                        </>
                      )}
                      {currencyFormat(variant.price.priceDiscount)}
                    </td>
                    <td>
                      <input
                        type='number'
                        className='form-input w-16 py-2 text-center bg-gray_r-1'
                        ref={setVariantQuantityRef(variant.id)}
                        defaultValue={1}
                      />
                    </td>
                    <td className='flex gap-x-3'>
                      <button
                        type='button'
                        onClick={() => handleAddToCart(variant.id)}
                        className='flex-1 py-2 btn-yellow'
                      >
                        Keranjang
                      </button>
                      <button type='button' className='flex-1 py-2 btn-solid-red'>
                        Beli
                      </button>
                    </td>
                  </tr>
                ))}
              </tbody>
            </table>
          </div>
        </div>

        <div className='mt-12'>
          <div className='text-h-lg font-semibold'>Informasi Produk</div>
          <div className='flex gap-x-4 mt-6 mb-4'>
            {informationTabOptions.map((option) => (
              <TabButton
                value={option.value}
                key={option.value}
                active={informationTab == option.value}
                onClick={() => setInformationTab(option.value)}
              >
                {option.label}
              </TabButton>
            ))}
          </div>
          <div className='flex'>
            <div className='w-3/4 leading-7 product__description'>
              <TabContent active={informationTab == 'description'}>
                <span
                  dangerouslySetInnerHTML={{
                    __html:
                      product.description != ''
                        ? product.description
                        : 'Belum ada deskripsi produk.'
                  }}
                />
              </TabContent>

              <TabContent active={informationTab == 'information'}>Belum ada informasi.</TabContent>
            </div>
          </div>
        </div>

        <div className='my-12'>
          <div className='text-h-lg font-semibold mb-6'>Kamu Mungkin Juga Suka</div>
          <LazyLoad>
            <ProductSimilar query={productSimilarQuery} />
          </LazyLoad>
        </div>
      </div>
    </DesktopView>
  )
}

const informationTabOptions = [
  { value: 'description', label: 'Deskripsi' },
  { value: 'information', label: 'Info Penting' }
]

const TabButton = ({ children, active, ...props }) => {
  const activeClassName = active
    ? 'text-red_r-11 underline underline-offset-4'
    : 'text-gray_r-12/80'
  return (
    <button {...props} type='button' className={`font-medium ${activeClassName}`}>
      {children}
    </button>
  )
}

const TabContent = ({ children, active, className = '', ...props }) => (
  <div {...props} className={`${active ? 'block' : 'hidden'} ${className}`}>
    {children}
  </div>
)

export default ProductDesktop