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//copied from https://stackoverflow.com/questions/5999118/how-can-i-add-or-update-a-query-string-parameter
export function updateQueryString(
key: string,
value: undefined | string | null,
url: string
): string {
const re = new RegExp("([?&])" + key + "=.*?(&|#|$)(.*)", "gi");
let hash;
if (re.test(url)) {
if (typeof value !== "undefined" && value !== null) {
return url.replace(re, "$1" + key + "=" + value + "$2$3");
} else {
hash = url.split("#");
url = hash[0].replace(re, "$1$3").replace(/(&|\?)$/, "");
if (typeof hash[1] !== "undefined" && hash[1] !== null) {
url += "#" + hash[1];
}
return url;
}
} else {
if (typeof value !== "undefined" && value !== null) {
const separator = url.includes("?") ? "&" : "?";
hash = url.split("#");
url = hash[0] + separator + key + "=" + value;
if (typeof hash[1] !== "undefined" && hash[1] !== null) {
url += "#" + hash[1];
}
return url;
} else {
return url;
}
}
}
export function applyQueryParameters<T>(url: string, query: T): string {
if (query == null) return url;
for (const [key, value] of Object.entries(query)) {
if (typeof value === "string") url = updateQueryString(key, value, url);
else if (typeof value === "number")
url = updateQueryString(key, String(value), url);
else if (typeof value === "boolean")
url = updateQueryString(key, value ? "true" : "false", url);
else if (value instanceof Date)
url = updateQueryString(key, value.toISOString(), url);
else {
console.error("Unknown query parameter type. Param: ", value);
}
}
return url;
}
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