fix: wait for init

packages/fern-docs/bundle/src/server/ld-adapter.ts

@@ -134,10 +134,6 @@ export const createLdPredicate = async ({
   };
 };
 
-// this is an in-memory "singleton" of all LD clients
-// TODO: there should be a way to close the clients when the server shuts down
-const ldClientMap = new Map<string, ld.LDClient>();
-
 async function fetchInitialFlags(
   sdkKey: string,
   context: ld.LDContext,
@@ -152,17 +148,17 @@ async function fetchInitialFlags(
   hash: string | undefined;
 }> {
   try {
-    const ldClient =
-      ldClientMap.get(sdkKey) ??
-      ld.init(sdkKey, {
-        baseUri: options?.baseUrl,
-        streamUri: options?.streamUrl,
-        eventsUri: options?.eventsUrl,
-        stream: false,
-        sendEvents: false,
-        diagnosticOptOut: true,
-      });
-    ldClientMap.set(sdkKey, ldClient);
+    const ldClient = ld.init(sdkKey, {
+      baseUri: options?.baseUrl,
+      streamUri: options?.streamUrl,
+      eventsUri: options?.eventsUrl,
+      stream: false,
+      sendEvents: false,
+      diagnosticOptOut: true,
+    });
+
+    await ldClient.waitForInitialization({ timeout: 10 });
+
     const flags = await ldClient.allFlagsState(context, {
       clientSideOnly: true, // these flags will be passed to the client side
       detailsOnlyForTrackedFlags: true,