Keycloak

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export function stringifyQueryParams(params: Record<string, unknown>) {
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  const searchParams = new URLSearchParams();
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  for (const [key, value] of Object.entries(params)) {
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    // Ignore undefined and null values.
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    if (value === undefined || value === null) {
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      continue;
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    }
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    // Ignore empty strings.
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    if (typeof value === "string" && value.length === 0) {
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      continue;
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    }
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    // Ignore empty arrays.
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    if (Array.isArray(value) && value.length === 0) {
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      continue;
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    }
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    // Append each entry of an array as a separate parameter, or the value itself otherwise.
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    if (Array.isArray(value)) {
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      value.forEach((item) => searchParams.append(key, item.toString()));
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    } else {
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      searchParams.append(key, value.toString());
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    }
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  }
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  return searchParams.toString();
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}
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