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import axios from 'axios'
import camelcaseObjectDeep from 'camelcase-object-deep'
const productResponseMap = (products) => {
return products.map((product) => {
let productMapped = {
id: product.product_id ? product.product_id[0] : '',
image: product.image ? product.image[0] : '',
code: product.default_code ? product.default_code[0] : '',
name: product.product_name ? product.product_name[0] : '',
lowestPrice: {
price: product.price ? product.price[0] : 0,
priceDiscount: product.price_discount ? product.price_discount[0] : 0,
discountPercentage: product.discount ? product.discount[0] : 0
},
variantTotal: product.variant_total ? product.variant_total[0] : 0,
stockTotal: product.stock_total ? product.stock_total[0] : 0,
weight: product.weight ? product.weight[0] : 0,
manufacture: {},
categories: []
}
if (product.manufacture_id && product.brand) {
productMapped.manufacture = {
id: product.manufacture_id ? product.manufacture_id[0] : '',
name: product.brand ? product.brand[0] : ''
}
}
productMapped.categories = [
{
id: product.category_id ? product.category_id[0] : '',
name: product.category_name ? product.category_name[0] : ''
}
]
return productMapped
})
}
export default async function handler(req, res) {
const {
q = '*',
page = 1,
brand = '',
category = '',
priceFrom = 0,
priceTo = 0,
orderBy = '',
operation = 'AND',
fq = ''
} = req.query
let paramOrderBy = ''
switch (orderBy) {
case 'price-asc':
paramOrderBy = ', price_discount ASC'
break
case 'price-desc':
paramOrderBy = ', price_discount DESC'
break
case 'popular':
paramOrderBy = ', search_rank DESC'
break
case 'stock':
paramOrderBy = ', stock_total DESC'
break
}
let limit = 30
let offset = (page - 1) * limit
let parameter = [
'facet.field=brand_str',
'facet.field=category_name_str',
'facet=true',
'indent=true',
`facet.query=${q}`,
`q.op=${operation}`,
`q=${q}`,
`start=${offset}`,
`rows=${limit}`,
`sort=product_rating DESC ${paramOrderBy}`,
`fq=price_discount:[${priceFrom == '' ? '*' : priceFrom} TO ${priceTo == '' ? '*' : priceTo}]`
]
if (brand) parameter.push(`fq=brand:${brand}`)
if (category) parameter.push(`fq=category_name:${category}`)
// Single fq in url params
if (typeof fq === 'string') parameter.push(`fq=${fq}`)
// Multi fq in url params
if (Array.isArray(fq)) parameter = parameter.concat(fq.map((val) => `fq=${val}`))
let result = await axios(process.env.SOLR_HOST + '/solr/products/select?' + parameter.join('&'))
try {
result.data.response.products = productResponseMap(result.data.response.docs)
result.data.responseHeader.params.start = parseInt(result.data.responseHeader.params.start)
result.data.responseHeader.params.rows = parseInt(result.data.responseHeader.params.rows)
delete result.data.response.docs
result.data = camelcaseObjectDeep(result.data)
res.status(200).json(result.data)
} catch (error) {
res.status(400).json({ error: error.message })
}
}
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