generate permanent user token for streaming

Author: vagruchi

src/StreamCall.ts

@@ -57,7 +57,7 @@ export class StreamCall extends CallApi {
       );
     }
 
-    const token = this.streamClient.generateUserToken({
+    const token = this.streamClient.generatePermanentUserToken({
       user_id: userID,
     });
     const segments = token.split('.');

src/StreamClient.ts

@@ -145,6 +145,24 @@ export class StreamClient extends CommonApi {
     return JWTUserToken(this.secret, payload as UserTokenPayload);
   };
 
+  /**
+   *
+   * @param payload
+   * - user_id - the id of the user the token is for
+   * - iat - issued at date of the token, unix timestamp in seconds, by default it's now
+   */
+  generatePermanentUserToken = (
+    payload: {
+      user_id: string;
+      iat?: number;
+    } & Record<string, unknown>,
+  ) => {
+    const defaultIat = Math.floor((Date.now() - 1000) / 1000);
+    payload.iat = payload.iat ?? defaultIat;
+
+    return JWTUserToken(this.secret, payload as UserTokenPayload);
+  };
+
   /**
    *
    * @param payload

src/types.ts

@@ -40,7 +40,7 @@ export interface RateLimit {
 
 interface BaseTokenPayload {
   user_id: string;
-  exp: number;
+  exp?: number;
   iat: number;
   call_cids?: string[];
 }

src/utils/create-token.ts

@@ -4,7 +4,7 @@ export function JWTUserToken(
   apiSecret: Secret,
   payload: {
     user_id: string;
-    exp: number;
+    exp?: number;
     iat: number;
     call_cids?: string[];
   } & { [key: string]: any },