Remove many instances of deprecated url.parse

ts/util/url.ts

@@ -0,0 +1,35 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import { mapValues } from 'lodash';
+
+export function maybeParseUrl(value: string): undefined | URL {
+  if (typeof value === 'string') {
+    try {
+      return new URL(value);
+    } catch (err) {
+      /* Errors are ignored. */
+    }
+  }
+
+  return undefined;
+}
+
+export function setUrlSearchParams(
+  url: Readonly<URL>,
+  searchParams: Readonly<Record<string, unknown>>
+): URL {
+  const result = cloneUrl(url);
+  result.search = new URLSearchParams(
+    mapValues(searchParams, stringifySearchParamValue)
+  ).toString();
+  return result;
+}
+
+function cloneUrl(url: Readonly<URL>): URL {
+  return new URL(url.href);
+}
+
+function stringifySearchParamValue(value: unknown): string {
+  return value == null ? '' : String(value);
+}