feat: Add ObjectId validation & parsing pipes

Author: InSantoshMahto

lib/index.ts

@@ -5,3 +5,4 @@ export * from './factories';
 export * from './interfaces';
 export * from './mongoose.module';
 export * from './utils';
+export * from './pipes';

lib/pipes/index.ts

@@ -0,0 +1,2 @@
+export * from './is-object-id.pipe'
+export * from './parse-object-id.pipe'

lib/pipes/is-object-id.pipe.ts

@@ -0,0 +1,15 @@
+import { ArgumentMetadata, BadRequestException, Injectable, PipeTransform } from '@nestjs/common';
+import { Types } from 'mongoose';
+
+@Injectable()
+export class IsObjectIdPipe implements PipeTransform {
+  transform(value: string, metadata: ArgumentMetadata): string {
+    const isValidObjectId = Types.ObjectId.isValid(value);
+
+    if (!isValidObjectId) {
+      throw new BadRequestException("Invalid ObjectId");
+    }
+
+    return value;
+  }
+}

lib/pipes/parse-object-id.pipe.ts

@@ -0,0 +1,15 @@
+import { ArgumentMetadata, BadRequestException, Injectable, PipeTransform } from '@nestjs/common';
+import { Types } from 'mongoose';
+
+@Injectable()
+export class ParseObjectIdPipe implements PipeTransform {
+  transform(value: string, metadata: ArgumentMetadata): Types.ObjectId {
+    const isValidObjectId = Types.ObjectId.isValid(value);
+
+    if (!isValidObjectId) {
+      throw new BadRequestException("Invalid ObjectId");
+    }
+
+    return new Types.ObjectId(value);
+  }
+}