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import dynamic from 'next/dynamic'
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 { fetchPromoItemsSolr } from '../../../api/promoApi.js'
import LogoSpinner from '../../../core/components/elements/Spinner/LogoSpinner.jsx'
import ProductPromoCard from '../../../../src-migrate/modules/product-promo/components/Card.tsx'
import { IPromotion } from '../../../../src-migrate/types/promotion.ts'
import React from 'react'
import { SolrResponse } from "../../../../src-migrate/types/solr.ts";
const BasicLayout = dynamic(() => import('../../../core/components/layouts/BasicLayout.jsx'))
export default function Promo() {
const router = useRouter()
const { slug = '' } = router.query
const [promoItems, setPromoItems] = useState<any[]>([])
const [promoData, setPromoData] = useState<IPromotion[] | null>(null)
const [loading, setLoading] = useState(true)
const [currentPage, setCurrentPage] = useState(1)
const [fetchingData, setFetchingData] = useState(false)
useEffect(() => {
const loadPromo = async () => {
try {
const items = await fetchPromoItemsSolr(`*:*`)
setPromoItems(items)
if (items.length === 0) {
setPromoData([])
setLoading(false);
return;
}
const promoDataPromises = items.map(async (item) => {
const queryParams = new URLSearchParams({ q: `id:${item.id}` })
try {
const response = await fetch(`/solr/promotion_program_lines/select?${queryParams.toString()}`)
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`)
}
const data: SolrResponse<any[]> = await response.json()
const promotions = await map(data.response.docs)
return promotions;
} catch (fetchError) {
console.error("Error fetching promotion data:", fetchError)
return [];
}
});
const promoDataArray = await Promise.all(promoDataPromises);
const mergedPromoData = promoDataArray.reduce((accumulator, currentValue) => accumulator.concat(currentValue), []);
setPromoData(mergedPromoData);
setTimeout(() => setLoading(false), 120); // Menambahkan delay 200ms sebelum mengubah status loading
} catch (loadError) {
console.error("Error loading promo items:", loadError)
setLoading(false);
}
}
if (slug) {
loadPromo()
}
}, [slug])
const map = async (promotions: any[]): Promise<IPromotion[]> => {
const result: IPromotion[] = []
for (const promotion of promotions) {
const data: IPromotion = {
id: promotion.id,
program_id: promotion.program_id_i,
name: promotion.name_s,
type: {
value: promotion.type_value_s,
label: promotion.type_label_s,
},
limit: promotion.package_limit_i,
limit_user: promotion.package_limit_user_i,
limit_trx: promotion.package_limit_trx_i,
price: promotion.price_f,
total_qty: promotion.total_qty_i,
products: JSON.parse(promotion.products_s),
free_products: JSON.parse(promotion.free_products_s),
}
result.push(data)
}
return result
}
useEffect(() => {
const handleScroll = () => {
if (
!fetchingData &&
window.innerHeight + document.documentElement.scrollTop >= 0.95 * document.documentElement.offsetHeight
) {
// User has scrolled to 95% of page height
setTimeout(() => setFetchingData(true), 120);
setCurrentPage((prevPage) => prevPage + 1)
}
}
window.addEventListener('scroll', handleScroll)
return () => window.removeEventListener('scroll', handleScroll)
}, [fetchingData])
useEffect(() => {
if (fetchingData) {
// Fetch more data
// You may need to adjust this logic according to your API
fetchMoreData()
}
}, [fetchingData])
const fetchMoreData = async () => {
try {
// Add a delay of approximately 150ms
setTimeout(async () => {
// Fetch more data
// Update promoData state with the new data
}, 150)
} catch (error) {
console.error('Error fetching more data:', error)
} finally {
setTimeout(() => setFetchingData(false), 120);
}
}
const visiblePromotions = promoData?.slice(0, currentPage * 12)
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'
/>
{/* <Promocrumb brandName={capitalizeFirstLetter(Array.isArray(slug) ? slug[0] : slug)} /> */}
<div className='container mx-auto mt-1 flex mb-1'>
<div className=''>
<h1 className='font-semibold'>Semua Promo di Indoteknik</h1>
</div>
</div>
{loading ? (
<div className='container flex justify-center my-4'>
<LogoSpinner width={48} height={48} />
</div>
) : promoData && promoItems.length >= 1 ? (
<>
<div className='flex flex-wrap justify-center'>
{visiblePromotions?.map((promotion) => (
<div key={promotion.id} className="min-w-[40px] max-w-[400px] mr-[20px] mb-[20px] sm:w-full md:w-1/2 lg:w-1/3 xl:w-1/4">
<ProductPromoCard promotion={promotion} />
</div>
))}
</div>
{fetchingData && (
<div className='container flex justify-center my-4'>
<LogoSpinner width={48} height={48} />
</div>
)}
</>
) : (
<div className="text-center my-8">
<p>Belum ada promo pada kategori ini</p>
</div>
)}
</BasicLayout>
)
}
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