40 lines
1,018 B
JavaScript
40 lines
1,018 B
JavaScript
export function parseQueryParams(queryString) {
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if (queryString === '') return {};
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const parts = queryString
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.split('?')
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.pop()
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.split('&')
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.map(p => p.split('='));
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const params = {};
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parts.forEach(array => {
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const [first, second] = array;
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params[first] = second;
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});
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return params;
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}
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export function toQueryString(params) {
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if (!params) return '';
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const parts = [];
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Object.keys(params).forEach(key => {
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if (Object.prototype.hasOwnProperty.call(params, key) && params[key]) {
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parts.push(`${key}=${params[key]}`);
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}
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});
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return parts.join('&');
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}
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// https://stackoverflow.com/questions/5999118/how-can-i-add-or-update-a-query-string-parameter
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export function updateQueryParam(uri, key, value) {
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const re = new RegExp('([?&])' + key + '=.*?(&|$)', 'i');
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const separator = uri.includes('?') ? '&' : '?';
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if (uri.match(re)) {
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return uri.replace(re, '$1' + key + '=' + value + '$2');
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} else {
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return uri + separator + key + '=' + value;
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}
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}
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