Ensure we do not replace http unless it's in the scheme

.changeset/tender-news-hunt.md

@@ -0,0 +1,5 @@
+---
+'livekit-client': patch
+---
+
+Ensure we do not replace http unless it's in the scheme

src/room/utils.test.ts

@@ -0,0 +1,16 @@
+import { describe, expect, it } from 'vitest';
+import { toWebsocketUrl } from './utils';
+
+describe('toWebsocketUrl', () => {
+  it('leaves wss urls alone', () => {
+    expect(toWebsocketUrl('ws://mywebsite.com')).toEqual('ws://mywebsite.com');
+  });
+
+  it('converts https to wss', () => {
+    expect(toWebsocketUrl('https://mywebsite.com')).toEqual('wss://mywebsite.com');
+  });
+
+  it('does not convert other parts of URL', () => {
+    expect(toWebsocketUrl('https://httpsmywebsite.com')).toEqual('wss://httpsmywebsite.com');
+  });
+});

src/room/utils.ts

@@ -488,14 +488,14 @@ export function unwrapConstraint(constraint: ConstrainDOMString): string {
 
 export function toWebsocketUrl(url: string): string {
   if (url.startsWith('http')) {
-    return url.replace('http', 'ws');
+    return url.replace(/^(http)/, 'ws');
   }
   return url;
 }
 
 export function toHttpUrl(url: string): string {
   if (url.startsWith('ws')) {
-    return url.replace('ws', 'http');
+    return url.replace(/^(ws)/, 'http');
   }
   return url;
 }