https://www.tlc-direct.co.uk/static/js/qcode-ui/urlDataSet-cd60a4f2.js

1// qcode-ui v1.0.53
2import urlDecode from '/static/js/qcode-ui/urlDecode-ab9ee7c7.js'
3
4/**
5 * @module urlDataSet
6 *
7 * @description Update a parameter value or append a new parameter to the given
8 * query string.
9 *
10 * @property {string} queryString - The query string to set the value in
11 * @property {string} parameterName - The URL parameter name to search for in the
12 * query string
13 * @property {string} parameterValue - The URL parameter value to set in the query
14 * string
15 * @returns {string} The updated query string
16 *
17 * @example
18 *
19 * let queryString = "sort=date&limit=25&offset=0"
20 * let newQueryString = urlDataSet(queryString, "sort", "name"
21 * // => "sort=name&limit=25&offset=0"
22 */
23
24function urlDataSet (queryString, parameterName, parameterValue) {
25    let urlParameters = []
26
27    if (queryString) {
28        urlParameters = queryString.split('&')
29    }
30
31    const data = {}
32
33    for (const urlParameter of urlParameters) {
34        const pair = urlParameter.split('=')
35        const name = urlDecode(pair[0])
36        const value = urlDecode(pair[1] || '')
37
38        if (name in data) {
39            if (Array.isArray(data[name])) {
40                data[name].push(value)
41            } else {
42                const values = []
43                values.push(data[name])
44                values.push(value)
45                data[name] = values
46            }
47        } else {
48            data[name] = value
49        }
50    }
51    const resultUrlParameters = []
52    data[parameterName] = parameterValue
53    for (const name in data) {
54        if (Array.isArray(data[name])) {
55            for (let i = 0; i < data[name].length; i++) {
56                resultUrlParameters.push(encodeURIComponent(name) + '=' + encodeURIComponent(data[name][i]))
57            }
58        } else {
59            resultUrlParameters.push(encodeURIComponent(name) + '=' + encodeURIComponent(data[name]))
60        }
61    }
62
63    queryString = resultUrlParameters.join('&')
64    return queryString
65}
66
67export default urlDataSet