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Copy pathquerystring.ts
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56 lines (51 loc) · 1.67 KB
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export const getQueryParams = (queryString: string) => {
const queryParamsObject: { [key: string]: string | string[] } = {};
const queryParams = new URLSearchParams(queryString);
queryParams.forEach((value, key) => {
if (key in queryParamsObject) {
// If the key already exists, we need to handle it as an array
const existingValue = queryParamsObject[key];
if (Array.isArray(existingValue)) {
existingValue.push(value);
} else {
queryParamsObject[key] = [existingValue, value];
}
} else {
queryParamsObject[key] = value;
}
});
return queryParamsObject as Record<string, string>;
};
type StringifyQueryParamsOptions = {
keyEncoder?: (key: string) => string;
};
export const stringifyQueryParams = (
params:
| Record<string, string | undefined | null | object | boolean | Array<string | undefined | null>>
| null
| undefined
| string,
opts: StringifyQueryParamsOptions = {},
) => {
if (params === null || params === undefined) {
return '';
}
if (!params || typeof params !== 'object') {
return '';
}
const queryParams = new URLSearchParams();
Object.keys(params).forEach(key => {
const encodedKey = opts.keyEncoder ? opts.keyEncoder(key) : key;
const value = params[key];
if (Array.isArray(value)) {
value.forEach(v => v !== undefined && queryParams.append(encodedKey, v || ''));
} else if (value === undefined) {
return;
} else if (typeof value === 'object' && value !== null) {
queryParams.append(encodedKey, JSON.stringify(value));
} else {
queryParams.append(encodedKey, String(value ?? ''));
}
});
return queryParams.toString();
};