Merge pull request #45 from HamzaSha1/ZOD-341-junior-a-child-can-edit-their-email-to-an-existing-email-causing-multiple-child-accounts-to-share-the-same-login

ZOD-341 Add email uniqueness validation to prevent duplicate emails

src/junior/services/junior.service.ts

@@ -120,6 +120,7 @@ export class JuniorService {
     setIf(customer, 'firstName', body.firstName);
     setIf(customer, 'lastName', body.lastName);
     setIf(customer, 'dateOfBirth', body.dateOfBirth as unknown as Date);
+    setIf(customer, 'gender', body.gender);
 
     setIf(junior, 'relationship', body.relationship);
     await Promise.all([junior.save(), customer.save(), user.save()]);

src/user/dtos/request/update-user.request.dto.ts

@@ -1,6 +1,7 @@
-import { ApiProperty } from '@nestjs/swagger';
-import { IsNotEmpty, IsOptional, IsString, IsUUID } from 'class-validator';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { IsDateString, IsEmail, IsEnum, IsNotEmpty, IsOptional, IsString, IsUUID } from 'class-validator';
 import { i18nValidationMessage as i18n } from 'nestjs-i18n';
+import { Gender } from '~/customer/enums';
 export class UpdateUserRequestDto {
   @ApiProperty({ example: 'John' })
   @IsString({ message: i18n('validation.IsString', { path: 'general', property: 'user.firstName' }) })
@@ -14,8 +15,23 @@ export class UpdateUserRequestDto {
   @IsOptional()
   lastName!: string;
 
+  @ApiPropertyOptional({ example: 'child@example.com' })
+  @IsEmail({}, { message: i18n('validation.IsEmail', { path: 'general', property: 'user.email' }) })
+  @IsOptional()
+  email!: string;
+
   @ApiProperty({ example: '123e4567-e89b-12d3-a456-426614174000' })
   @IsUUID('4', { message: i18n('validation.IsUUID', { path: 'general', property: 'user.profilePictureId' }) })
   @IsOptional()
   profilePictureId!: string;
+
+  @ApiPropertyOptional({ enum: Gender })
+  @IsEnum(Gender, { message: i18n('validation.IsEnum', { path: 'general', property: 'customer.gender' }) })
+  @IsOptional()
+  gender!: Gender;
+
+  @ApiPropertyOptional({ example: '2020-01-01' })
+  @IsDateString({}, { message: i18n('validation.IsDateString', { path: 'general', property: 'customer.dateOfBirth' }) })
+  @IsOptional()
+  dateOfBirth!: Date;
 }

src/user/services/user.service.ts

@@ -191,12 +191,34 @@ export class UserService {
   async updateUser(userId: string, data: UpdateUserRequestDto) {
     await this.validateProfilePictureId(data.profilePictureId, userId);
 
+    if (data.email) {
+      const userWithEmail = await this.findUser({ email: data.email });
+      if (userWithEmail && userWithEmail.id !== userId) {
+        this.logger.error(`Email ${data.email} is already taken by another user`);
+        throw new BadRequestException('USER.EMAIL_ALREADY_TAKEN');
+      }
+    }
+
     this.logger.log(`Updating user ${userId} with data ${JSON.stringify(data)}`);
-    const { affected } = await this.userRepository.update(userId, data);
+    
+    const { gender, dateOfBirth, ...userData } = data;
+    
+    const { affected } = await this.userRepository.update(userId, userData);
     if (affected === 0) {
       this.logger.error(`User with id ${userId} not found`);
       throw new BadRequestException('USER.NOT_FOUND');
     }
+
+    if (gender !== undefined || dateOfBirth !== undefined) {
+      const customerData: Partial<{ gender: typeof gender; dateOfBirth: Date }> = {};
+      if (gender !== undefined) {
+        customerData.gender = gender;
+      }
+      if (dateOfBirth !== undefined) {
+        customerData.dateOfBirth = dateOfBirth;
+      }
+      await this.customerService.updateCustomer(userId, customerData);
+    }
   }
 
   async updateUserEmail(userId: string, email: string) {