Commit With Frontend and Backend in MERN

backend/node_modules/mongodb/src/operations/profiling_level.ts

@@ -0,0 +1,40 @@
+import type { Db } from '../db';
+import { MongoUnexpectedServerResponseError } from '../error';
+import type { Server } from '../sdam/server';
+import type { ClientSession } from '../sessions';
+import { type TimeoutContext } from '../timeout';
+import { CommandOperation, type CommandOperationOptions } from './command';
+
+/** @public */
+export type ProfilingLevelOptions = CommandOperationOptions;
+
+/** @internal */
+export class ProfilingLevelOperation extends CommandOperation<string> {
+  override options: ProfilingLevelOptions;
+
+  constructor(db: Db, options: ProfilingLevelOptions) {
+    super(db, options);
+    this.options = options;
+  }
+
+  override get commandName() {
+    return 'profile' as const;
+  }
+
+  override async execute(
+    server: Server,
+    session: ClientSession | undefined,
+    timeoutContext: TimeoutContext
+  ): Promise<string> {
+    const doc = await super.executeCommand(server, session, { profile: -1 }, timeoutContext);
+    if (doc.ok === 1) {
+      const was = doc.was;
+      if (was === 0) return 'off';
+      if (was === 1) return 'slow_only';
+      if (was === 2) return 'all';
+      throw new MongoUnexpectedServerResponseError(`Illegal profiling level value ${was}`);
+    } else {
+      throw new MongoUnexpectedServerResponseError('Error with profile command');
+    }
+  }
+}