Enable _adminUser in RN debug context

lib/browser/rpc.js

@@ -72,6 +72,12 @@ export function createUser(args) {
     return deserialize(undefined, result);
 }
 
+export function _adminUser(args) {
+    args = args.map((arg) => serialize(null, arg));
+    const result = sendRequest('_adminUser', {arguments: args});
+    return deserialize(undefined, result);
+}
+
 export function callMethod(realmId, id, name, args) {
     if (args) {
         args = args.map((arg) => serialize(realmId, arg));

lib/browser/user.js

@@ -19,7 +19,7 @@
 
 'use strict';
 
-import { createUser as createUserRPC, getAllUsers as getAllUsersRPC } from './rpc';
+import { createUser as createUserRPC, _adminUser as _adminUserRPC, getAllUsers as getAllUsersRPC } from './rpc';
 import { keys, objectTypes } from './constants';
 import { createMethods } from './util';
 
@@ -28,6 +28,10 @@ export default class User {
        return createUserRPC(Array.from(arguments));
     }
 
+    static _adminUser(adminToken, server) {
+        return _adminUserRPC(Array.from(arguments));
+    }
+
     static get all() {
         return getAllUsersRPC();
     }

src/rpc.cpp

@@ -160,6 +160,27 @@ RPCServer::RPCServer() {
         JSObjectRef user_object = (JSObjectRef)jsc::Function::call(m_context, create_user_method, arg_count, arg_values);
         return (json){{"result", serialize_json_value(user_object)}};
     };
+    m_requests["/_adminUser"] = [this](const json dict) {
+        JSObjectRef realm_constructor = m_session_id ? JSObjectRef(m_objects[m_session_id]) : NULL;
+        if (!realm_constructor) {
+            throw std::runtime_error("Realm constructor not found!");
+        }
+        
+        JSObjectRef sync_constructor = (JSObjectRef)jsc::Object::get_property(m_context, realm_constructor, "Sync");
+        JSObjectRef user_constructor = (JSObjectRef)jsc::Object::get_property(m_context, sync_constructor, "User");
+        JSObjectRef create_user_method = (JSObjectRef)jsc::Object::get_property(m_context, user_constructor, "_adminUser");
+        
+        json::array_t args = dict["arguments"];
+        size_t arg_count = args.size();
+        JSValueRef arg_values[arg_count];
+        
+        for (size_t i = 0; i < arg_count; i++) {
+            arg_values[i] = deserialize_json_value(args[i]);
+        }
+
+        JSObjectRef user_object = (JSObjectRef)jsc::Function::call(m_context, create_user_method, arg_count, arg_values);
+        return (json){{"result", serialize_json_value(user_object)}};
+    };
     m_requests["/call_method"] = [this](const json dict) {
         JSObjectRef object = m_objects[dict["id"].get<RPCObjectID>()];
         std::string method_string = dict["name"].get<std::string>();