import dynamic from 'next/dynamic';
import NextImage from 'next/image';
import { useEffect, useState } from 'react';
import { useRouter } from 'next/router';
import Seo from '../../../core/components/Seo.jsx';
import Promocrumb from '../../../lib/promo/components/Promocrumb.jsx';
import LogoSpinner from '../../../core/components/elements/Spinner/LogoSpinner.jsx';
import ProductPromoCard from '../../../../src-migrate/modules/product-promo/components/Card.tsx';
import React from 'react';
import DesktopView from '../../../core/components/views/DesktopView.jsx';
import MobileView from '../../../core/components/views/MobileView.jsx';
import 'swiper/swiper-bundle.css';
import useDevice from '../../../core/hooks/useDevice.js';
import ProductFilterDesktop from '../../../lib/product/components/ProductFilterDesktopPromotion.jsx';
import ProductFilter from '../../../lib/product/components/ProductFilter.jsx';
import { HStack, Image, Tag, TagCloseButton, TagLabel } from '@chakra-ui/react';
import { formatCurrency } from '../../../core/utils/formatValue.js';
import Pagination from '../../../core/components/elements/Pagination/Pagination.js';
import whatsappUrl from '../../../core/utils/whatsappUrl.js';
import _ from 'lodash';
import useActive from '../../../core/hooks/useActive.js';
import useProductSearch from '../../../lib/promo/hooks/usePromotionSearch.js';

const BasicLayout = dynamic(() =>
  import('../../../core/components/layouts/BasicLayout.jsx')
);

export default function PromoDetail() {
  const router = useRouter();
  const { slug = '', brand = '', category = '', page = '1' } = router.query;
  const [currentPage, setCurrentPage] = useState(parseInt(10) || 1);
  const [orderBy, setOrderBy] = useState(router.query?.orderBy);
  const popup = useActive();
  const prefixUrl = `/shop/promo/${slug}`;
  const [queryFinal, setQueryFinal] = useState({});
  const [limit, setLimit] = useState(30);
  const [q, setQ] = useState('*');
  const [finalQuery, setFinalQuery] = useState({});
  const [products, setProducts] = useState(null);
  const [brandValues, setBrand] = useState(
    !router.pathname.includes('brands')
      ? router.query.brand
        ? router.query.brand.split(',')
        : []
      : []
  );

  const [categoryValues, setCategory] = useState(
    router.query?.category?.split(',') || router.query?.category?.split(',')
  );

  const [priceFrom, setPriceFrom] = useState(router.query?.priceFrom || null);
  const [priceTo, setPriceTo] = useState(router.query?.priceTo || null);

  useEffect(() => {
    const newQuery = {
      fq: `type_value_s:${slug}`,
      page: router.query.page ? router.query.page : 1,
      brand: router.query.brand ? router.query.brand : '',
      category: router.query.category ? router.query.category : '',
      priceFrom: router.query.priceFrom ? router.query.priceFrom : '',
      priceTo: router.query.priceTo ? router.query.priceTo : '',
      limit: router.query.limit ? router.query.limit : '',
      orderBy: router.query.orderBy ? router.query.orderBy : '',
    };
    setFinalQuery(newQuery);
  }, [
    router.query,
    prefixUrl,
    slug,
    brand,
    category,
    priceFrom,
    priceTo,
    currentPage,
  ]);
  useEffect(() => {
    setQueryFinal({ ...finalQuery, q, limit, orderBy });
  }, [
    router.query,
    prefixUrl,
    slug,
    brand,
    category,
    priceFrom,
    priceTo,
    currentPage,
    finalQuery,
  ]);

  const { productSearch } = useProductSearch({
    query: queryFinal,
    operation: 'OR',
  });

  const pageCount = Math.ceil(productSearch.data?.response.numFound / limit);
  const productStart = productSearch.data?.responseHeader.params.start;
  const productRows = limit;
  const productFound = productSearch.data?.response.numFound;

  useEffect(() => {
    setProducts(productSearch.data?.response?.products);
  }, [productSearch]);

  const brands = [];
  for (
    let i = 0;
    i <
    productSearch.data?.facet_counts?.facet_fields?.manufacture_name_s.length;
    i += 2
  ) {
    const brand =
      productSearch.data?.facet_counts?.facet_fields?.manufacture_name_s[i];
    const qty =
      productSearch.data?.facet_counts?.facet_fields?.manufacture_name_s[i + 1];
    if (qty > 0) {
      brands.push({ brand, qty });
    }
  }

  const categories = [];
  for (
    let i = 0;
    i < productSearch.data?.facet_counts?.facet_fields?.category_name.length;
    i += 2
  ) {
    const name =
      productSearch.data?.facet_counts?.facet_fields?.category_name[i];
    const qty =
      productSearch.data?.facet_counts?.facet_fields?.category_name[i + 1];
    if (qty > 0) {
      categories.push({ name, qty });
    }
  }

  function capitalizeFirstLetter(string) {
    string = string.replace(/_/g, ' ');
    return string.replace(/(^\w|\s\w)/g, function (match) {
      return match.toUpperCase();
    });
  }

  const handleDeleteFilter = async (source, value) => {
    let params = {
      q: router.query.q,
      orderBy: '',
      brand: brandValues.join(','),
      category: categoryValues?.join(','),
      priceFrom: priceFrom || '',
      priceTo: priceTo || '',
    };

    let brands = brandValues;
    let catagories = categoryValues;
    switch (source) {
      case 'brands':
        brands = brandValues.filter((item) => item !== value);
        params.brand = brands.join(',');
        await setBrandValues(brands);
        break;
      case 'category':
        catagories = categoryValues.filter((item) => item !== value);
        params.category = catagories.join(',');
        await setCategoryValues(catagories);
        break;
      case 'price':
        params.priceFrom = '';
        params.priceTo = '';
        break;
      case 'delete':
        params = {
          q: router.query.q,
          orderBy: '',
          brand: '',
          category: '',
          priceFrom: '',
          priceTo: '',
        };
        break;
    }

    handleSubmitFilter(params);
  };
  const handleSubmitFilter = (params) => {
    params = _.pickBy(params, _.identity);
    params = toQuery(params);
    router.push(`${slug}?${params}`);
  };

  const toQuery = (obj) => {
    const str = Object.keys(obj)
      .map(
        (key) => `${encodeURIComponent(key)}=${encodeURIComponent(obj[key])}`
      )
      .join('&');
    return str;
  };

  const whatPromo = capitalizeFirstLetter(slug);
  const queryWithoutSlug = _.omit(router.query, ['slug']);

  return (
    <BasicLayout>
      <Seo
        title={`Promo ${Array.isArray(slug) ? slug[0] : slug} Terkini`}
        description='B2B Marketplace MRO & Industri dengan Layanan Pembayaran Tempo, Faktur Pajak, Online Quotation, Garansi Resmi & Harga Kompetitif'
        canonical={`${process.env.NEXT_PUBLIC_SELF_HOST}${
          router.asPath.split('?')[0]
        }`}
      />
      <Promocrumb brandName={whatPromo} />
      <MobileView>
        <div className='p-4 pt-0'>
          <h1 className='mb-2 font-semibold text-h-sm'>Promo {whatPromo}</h1>

          <FilterChoicesComponent
            brandValues={brandValues}
            categoryValues={categoryValues}
            priceFrom={priceFrom}
            priceTo={priceTo}
            handleDeleteFilter={handleDeleteFilter}
          />
          {products?.length >= 1 && (
            <div className='flex items-center gap-x-2 mb-5 justify-between'>
              <div>
                <button
                  className='btn-light py-2 px-5 h-[40px]'
                  onClick={popup.activate}
                >
                  Filter
                </button>
              </div>
            </div>
          )}
          {productSearch.isLoading && (
            <div className='container flex justify-center my-4'>
              <LogoSpinner width={48} height={48} />
            </div>
          )}
          {products && (
            <>
              <div className='grid grid-cols-1 gap-x-1 gap-y-1'>
                {products?.map((promotion) => (
                  <div
                    key={promotion.id}
                    className='min-w-36 max-w-[400px] mb-[20px] sm:w-full md:w-1/2 lg:w-1/3 xl:w-1/4 '
                  >
                    <ProductPromoCard promotion={promotion} />
                  </div>
                ))}
              </div>
            </>
          )}

          <Pagination
            pageCount={pageCount}
            currentPage={parseInt(page)}
            url={`${prefixUrl}?${toQuery(_.omit(queryWithoutSlug, ['page']))}`}
            className='mt-6 mb-2'
          />
          <ProductFilter
            active={popup.active}
            close={popup.deactivate}
            brands={brands || []}
            categories={categories || []}
            prefixUrl={
              router.asPath.includes('?')
                ? `${router.asPath}`
                : `${router.asPath}?`
            }
            defaultBrand={null}
          />
        </div>
      </MobileView>
      <DesktopView>
        <div className='container mx-auto flex mb-3 flex-col'>
          <div className='w-full pl-6'>
            <h1 className='text-2xl mb-2 font-semibold'>Promo {whatPromo}</h1>
            <div className=' w-full h-full flex flex-row items-center '>
              <div className='detail-filter w-1/2 flex justify-start items-center  mt-4'>
                <FilterChoicesComponent
                  brandValues={brandValues}
                  categoryValues={categoryValues}
                  priceFrom={priceFrom}
                  priceTo={priceTo}
                  handleDeleteFilter={handleDeleteFilter}
                />
              </div>
              <div className='Filter w-1/2 flex flex-col'>
                <ProductFilterDesktop
                  brands={brands || []}
                  categories={categories || []}
                  prefixUrl={'/shop/promo'}
                  // defaultBrand={null}
                />
              </div>
            </div>
            {productSearch.isLoading ? (
              <div className='container flex justify-center my-4'>
                <LogoSpinner width={48} height={48} />
              </div>
            ) : products && products.length >= 1 ? (
              <>
                <div className='grid grid-cols-1 gap-x-6  sm:grid-cols-1 md:grid-cols-2 lg:grid-cols-2 xl:grid-cols-3'>
                  {products?.map((promotion) => (
                    <div
                      key={promotion.id}
                      className='min-w-[400px] max-w-[400px]  mb-[20px] sm:min-w-[350px] md:min-w-[380px] lg:min-w-[400px] xl:min-w-[400px] '
                    >
                      <ProductPromoCard promotion={promotion} />
                    </div>
                  ))}
                </div>
              </>
            ) : (
              <div className='text-center my-8'>
                <p>Belum ada promo pada kategori ini</p>
              </div>
            )}
            <div className='flex justify-between items-center mt-6 mb-2'>
              <div className='pt-2 pb-6 flex items-center gap-x-3'>
                <NextImage
                  src='/images/logo-question.png'
                  alt='Logo Question Indoteknik'
                  width={60}
                  height={60}
                />
                <div className='text-gray_r-12/90'>
                  <span>
                    Barang yang anda cari tidak ada?{' '}
                    <a
                      href={
                        router.query?.q
                          ? whatsappUrl('productSearch', {
                              name: router.query.q,
                            })
                          : whatsappUrl()
                      }
                      className='text-danger-500'
                    >
                      Hubungi Kami
                    </a>
                  </span>
                </div>
              </div>

              <Pagination
                pageCount={pageCount}
                currentPage={parseInt(page)}
                url={`${prefixUrl}?${toQuery(
                  _.omit(queryWithoutSlug, ['page'])
                )}`}
                className='mt-6 mb-2'
              />
            </div>
          </div>
        </div>
      </DesktopView>
    </BasicLayout>
  );
}

const FilterChoicesComponent = ({
  brandValues,
  categoryValues,
  priceFrom,
  priceTo,
  handleDeleteFilter,
}) => (
  <div className='flex items-center mb-4'>
    <HStack spacing={2} className='flex-wrap'>
      {brandValues?.map((value, index) => (
        <Tag
          size='lg'
          key={index}
          borderRadius='lg'
          variant='outline'
          colorScheme='gray'
        >
          <TagLabel>{value}</TagLabel>
          <TagCloseButton onClick={() => handleDeleteFilter('brands', value)} />
        </Tag>
      ))}

      {categoryValues?.map((value, index) => (
        <Tag
          size='lg'
          key={index}
          borderRadius='lg'
          variant='outline'
          colorScheme='gray'
        >
          <TagLabel>{value}</TagLabel>
          <TagCloseButton
            onClick={() => handleDeleteFilter('category', value)}
          />
        </Tag>
      ))}
      {priceFrom && priceTo && (
        <Tag size='lg' borderRadius='lg' variant='outline' colorScheme='gray'>
          <TagLabel>
            {formatCurrency(priceFrom) + '-' + formatCurrency(priceTo)}
          </TagLabel>
          <TagCloseButton
            onClick={() => handleDeleteFilter('price', priceFrom)}
          />
        </Tag>
      )}
      {brandValues?.length > 0 ||
      categoryValues?.length > 0 ||
      priceFrom ||
      priceTo ? (
        <span>
          <button
            className='btn-transparent py-2 px-5 h-[40px] text-red-700'
            onClick={() => handleDeleteFilter('delete')}
          >
            Hapus Semua
          </button>
        </span>
      ) : (
        ''
      )}
    </HStack>
  </div>
);