54 lines
1.4 KiB
TypeScript
54 lines
1.4 KiB
TypeScript
import { ParsedUrlQuery } from 'querystring'
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export function searchParamsToUrlQuery(
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searchParams: URLSearchParams
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): ParsedUrlQuery {
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const query: ParsedUrlQuery = {}
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searchParams.forEach((value, key) => {
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if (typeof query[key] === 'undefined') {
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query[key] = value
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} else if (Array.isArray(query[key])) {
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;(query[key] as string[]).push(value)
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} else {
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query[key] = [query[key] as string, value]
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}
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})
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return query
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}
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function stringifyUrlQueryParam(param: string): string {
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if (
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typeof param === 'string' ||
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(typeof param === 'number' && !isNaN(param)) ||
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typeof param === 'boolean'
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) {
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return String(param)
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} else {
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return ''
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}
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}
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export function urlQueryToSearchParams(
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urlQuery: ParsedUrlQuery
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): URLSearchParams {
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const result = new URLSearchParams()
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Object.entries(urlQuery).forEach(([key, value]) => {
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if (Array.isArray(value)) {
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value.forEach((item) => result.append(key, stringifyUrlQueryParam(item)))
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} else {
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result.set(key, stringifyUrlQueryParam(value))
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}
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})
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return result
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}
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export function assign(
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target: URLSearchParams,
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...searchParamsList: URLSearchParams[]
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): URLSearchParams {
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searchParamsList.forEach((searchParams) => {
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Array.from(searchParams.keys()).forEach((key) => target.delete(key))
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searchParams.forEach((value, key) => target.append(key, value))
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})
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return target
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}
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