Fix mobile validation, cascade delete for businesses/categories, and DB error handling.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env.example

@@ -1,7 +1,9 @@
 DB_HOST=127.0.0.1
+# Local Docker (docker compose up -d): 5432
+# Remote DB via SSH tunnel (-L 5433:127.0.0.1:5432): 5433
 POSTGRES_PORT=5432
 POSTGRES_USER=montime
-POSTGRES_PASSWORD=change_me
+POSTGRES_PASSWORD=montime
 POSTGRES_DB=montime
 # Dev only: auto-sync schema from entities (do not use true in production)
 DB_SYNC=true
@@ -17,7 +19,8 @@ OTP_REQUEST_MAX_PER_HOUR=5
 AUTH_RETURN_OTP=true
 
 # Comma-separated frontend origins (required in production for browser clients)
-# CORS_ORIGINS=https://app.example.com,http://localhost:5173
+# Include both dev ports if calling API directly (without Vite /api proxy)
+CORS_ORIGINS=https://montime.ir,https://adm.montime.ir,http://localhost:5173,http://localhost:5174
 
 # 0098sms.com — used when AUTH_RETURN_OTP is not true
 # From panel: account username, password (or web service password), approved sender line (FROM)

docker-compose.yml

@@ -0,0 +1,23 @@
+# PostgreSQL for local development (no SSH tunnel).
+# Start: docker compose up -d
+# Stop:  docker compose down
+services:
+  postgres:
+    image: postgres:16-alpine
+    restart: unless-stopped
+    ports:
+      - '5432:5432'
+    environment:
+      POSTGRES_USER: montime
+      POSTGRES_PASSWORD: montime
+      POSTGRES_DB: montime
+    volumes:
+      - montime_pg_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ['CMD-SHELL', 'pg_isready -U montime -d montime']
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+volumes:
+  montime_pg_data:

src/common/decorators/is-iran-mobile.decorator.ts

@@ -0,0 +1,36 @@
+import {
+  registerDecorator,
+  ValidationOptions,
+  ValidationArguments,
+} from 'class-validator';
+import {
+  isValidIranMobile,
+  normalizeIranMobile,
+} from '../utils/iran-mobile.util';
+
+export function IsIranMobile(validationOptions?: ValidationOptions) {
+  return function (object: object, propertyName: string) {
+    registerDecorator({
+      name: 'isIranMobile',
+      target: object.constructor,
+      propertyName,
+      options: {
+        message: 'mobile must be a valid mobile number',
+        ...validationOptions,
+      },
+      validator: {
+        validate(value: unknown, args: ValidationArguments) {
+          if (value === undefined || value === null || value === '') {
+            return false;
+          }
+          const normalized = normalizeIranMobile(String(value));
+          (args.object as Record<string, unknown>)[propertyName] = normalized;
+          return isValidIranMobile(normalized);
+        },
+        defaultMessage() {
+          return 'mobile must be a valid mobile number';
+        },
+      },
+    });
+  };
+}

src/common/filters/typeorm-exception.filter.ts

@@ -0,0 +1,42 @@
+import {
+  ArgumentsHost,
+  Catch,
+  ConflictException,
+  ExceptionFilter,
+  HttpStatus,
+  InternalServerErrorException,
+  Logger,
+} from '@nestjs/common';
+import { QueryFailedError } from 'typeorm';
+
+@Catch(QueryFailedError)
+export class TypeOrmExceptionFilter implements ExceptionFilter {
+  private readonly logger = new Logger(TypeOrmExceptionFilter.name);
+
+  catch(exception: QueryFailedError, host: ArgumentsHost) {
+    const ctx = host.switchToHttp();
+    const response = ctx.getResponse();
+    const driver = exception.driverError as { code?: string; detail?: string };
+
+    if (driver?.code === '23503') {
+      response.status(HttpStatus.CONFLICT).json({
+        statusCode: HttpStatus.CONFLICT,
+        message:
+          'Cannot delete: related records still exist. Remove bookings and linked data first.',
+      });
+      return;
+    }
+
+    if (driver?.code === '23505') {
+      response.status(HttpStatus.CONFLICT).json({
+        statusCode: HttpStatus.CONFLICT,
+        message: 'A record with the same unique value already exists.',
+      });
+      return;
+    }
+
+    this.logger.error(exception.message, exception.stack);
+    const internal = new InternalServerErrorException();
+    response.status(internal.getStatus()).json(internal.getResponse());
+  }
+}

src/common/utils/business-cascade.util.ts

@@ -0,0 +1,43 @@
+import { NotFoundException } from '@nestjs/common';
+import { EntityManager } from 'typeorm';
+import { AttributeDefinitionEntity } from '../../entities/attribute-definition.entity';
+import { BookingEntity } from '../../entities/booking.entity';
+import { BusinessAttributeValueEntity } from '../../entities/business-attribute-value.entity';
+import { BusinessCategoryEntity } from '../../entities/business-category.entity';
+import { BusinessServiceEntity } from '../../entities/business-service.entity';
+import { BusinessEntity } from '../../entities/business.entity';
+import { ServiceTemplateEntity } from '../../entities/service-template.entity';
+
+/** Remove a business and all rows that block FK deletes in production DB. */
+export async function deleteBusinessCascade(
+  manager: EntityManager,
+  businessId: string,
+): Promise<void> {
+  await manager.delete(BookingEntity, { businessId });
+  await manager.delete(BusinessServiceEntity, { businessId });
+  await manager.delete(BusinessAttributeValueEntity, { businessId });
+
+  const result = await manager.delete(BusinessEntity, businessId);
+  if (!result.affected) {
+    throw new NotFoundException('Business not found');
+  }
+}
+
+/** Remove a category after all its businesses and catalog rows are cleared. */
+export async function deleteCategoryCascade(
+  manager: EntityManager,
+  categoryId: string,
+  businessIds: string[],
+): Promise<void> {
+  for (const businessId of businessIds) {
+    await deleteBusinessCascade(manager, businessId);
+  }
+
+  await manager.delete(ServiceTemplateEntity, { categoryId });
+  await manager.delete(AttributeDefinitionEntity, { categoryId });
+
+  const result = await manager.delete(BusinessCategoryEntity, categoryId);
+  if (!result.affected) {
+    throw new NotFoundException('Business category not found');
+  }
+}

src/common/utils/iran-mobile.util.ts

@@ -0,0 +1,39 @@
+const PERSIAN_DIGITS = '۰۱۲۳۴۵۶۷۸۹';
+const ARABIC_DIGITS = '٠١٢٣٤٥٦٧٨٩';
+const INVISIBLE_CHARS = /[\u200c\u200d\u202a-\u202e\ufeff]/g;
+
+export const IRAN_MOBILE_REGEX = /^09\d{9}$/;
+
+function toAsciiDigits(value: string): string {
+  return value.replace(/[۰-۹٠-٩]/g, (ch) => {
+    const persian = PERSIAN_DIGITS.indexOf(ch);
+    if (persian >= 0) return String(persian);
+    const arabic = ARABIC_DIGITS.indexOf(ch);
+    if (arabic >= 0) return String(arabic);
+    return ch;
+  });
+}
+
+/** Normalize Iranian mobile to 09xxxxxxxxx (11 digits). */
+export function normalizeIranMobile(raw: string): string {
+  let mobile = toAsciiDigits(String(raw ?? '').trim());
+  mobile = mobile.replace(INVISIBLE_CHARS, '');
+
+  let digits = mobile.replace(/\D/g, '');
+  if (!digits) return '';
+
+  if (digits.startsWith('0098')) {
+    digits = digits.slice(2);
+  }
+  if (digits.startsWith('98') && digits.length >= 12) {
+    digits = `0${digits.slice(2)}`;
+  } else if (digits.startsWith('9') && digits.length === 10) {
+    digits = `0${digits}`;
+  }
+
+  return digits;
+}
+
+export function isValidIranMobile(mobile: string): boolean {
+  return IRAN_MOBILE_REGEX.test(mobile);
+}

src/main.ts

@@ -2,6 +2,7 @@ import 'reflect-metadata';
 import { ValidationPipe } from '@nestjs/common';
 import { NestFactory } from '@nestjs/core';
 import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
+import { TypeOrmExceptionFilter } from './common/filters/typeorm-exception.filter';
 import { AppModule } from './app.module';
 
 function configureCors(app: Awaited<ReturnType<typeof NestFactory.create>>) {
@@ -26,6 +27,7 @@ async function bootstrap() {
       whitelist: true,
     }),
   );
+  app.useGlobalFilters(new TypeOrmExceptionFilter());
 
   const swaggerConfig = new DocumentBuilder()
     .setTitle('Montime API')

src/modules/auth/auth.service.ts

@@ -12,6 +12,10 @@ import { JwtService } from '@nestjs/jwt';
 import { InjectRepository } from '@nestjs/typeorm';
 import { createHash, randomInt } from 'crypto';
 import { IsNull, MoreThan, Repository } from 'typeorm';
+import {
+  isValidIranMobile,
+  normalizeIranMobile,
+} from '../../common/utils/iran-mobile.util';
 import { AuthOtpEntity } from '../../entities/auth-otp.entity';
 import { UserEntity, UserRole } from '../../entities/user.entity';
 import { JwtPayload } from './auth.types';
@@ -200,8 +204,8 @@ export class AuthService {
   }
 
   private normalizeMobile(mobile: string): string {
-    const normalized = String(mobile ?? '').trim();
+    const normalized = normalizeIranMobile(mobile);
-    if (!/^(\+?\d{10,15}|09\d{9})$/.test(normalized)) {
+    if (!isValidIranMobile(normalized)) {
       throw new BadRequestException('Invalid mobile number');
     }
     return normalized;

src/modules/auth/dto/request-otp.dto.ts

@@ -1,11 +1,10 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsString, Matches } from 'class-validator';
+import { IsString } from 'class-validator';
+import { IsIranMobile } from '../../../common/decorators/is-iran-mobile.decorator';
 
 export class RequestOtpDto {
   @ApiProperty({ example: '09122222222' })
   @IsString()
-  @Matches(/^(\+?\d{10,15}|09\d{9})$/, {
+  @IsIranMobile()
-    message: 'mobile must be a valid mobile number',
-  })
   mobile!: string;
 }

src/modules/auth/dto/verify-otp.dto.ts

@@ -1,12 +1,11 @@
 import { ApiProperty } from '@nestjs/swagger';
 import { IsString, Matches } from 'class-validator';
+import { IsIranMobile } from '../../../common/decorators/is-iran-mobile.decorator';
 
 export class VerifyOtpDto {
   @ApiProperty({ example: '09122222222' })
   @IsString()
-  @Matches(/^(\+?\d{10,15}|09\d{9})$/, {
+  @IsIranMobile()
-    message: 'mobile must be a valid mobile number',
-  })
   mobile!: string;
 
   @ApiProperty({ example: '123456' })

src/modules/business-categories/business-categories.module.ts

@@ -1,12 +1,16 @@
 import { Module } from '@nestjs/common';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { BusinessCategoryEntity } from '../../entities/business-category.entity';
+import { BusinessEntity } from '../../entities/business.entity';
 import { AuthModule } from '../auth/auth.module';
 import { BusinessCategoriesController } from './business-categories.controller';
 import { BusinessCategoriesService } from './business-categories.service';
 
 @Module({
-  imports: [TypeOrmModule.forFeature([BusinessCategoryEntity]), AuthModule],
+  imports: [
+    TypeOrmModule.forFeature([BusinessCategoryEntity, BusinessEntity]),
+    AuthModule,
+  ],
   controllers: [BusinessCategoriesController],
   providers: [BusinessCategoriesService],
 })

src/modules/business-categories/business-categories.service.ts

@@ -4,8 +4,10 @@ import {
   NotFoundException,
 } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
-import { Repository } from 'typeorm';
+import { DataSource, Repository } from 'typeorm';
+import { deleteCategoryCascade } from '../../common/utils/business-cascade.util';
 import { BusinessCategoryEntity } from '../../entities/business-category.entity';
+import { BusinessEntity } from '../../entities/business.entity';
 import { CreateBusinessCategoryDto } from './dto/create-business-category.dto';
 import { UpdateBusinessCategoryDto } from './dto/update-business-category.dto';
 
@@ -14,6 +16,9 @@ export class BusinessCategoriesService {
   constructor(
     @InjectRepository(BusinessCategoryEntity)
     private readonly repo: Repository<BusinessCategoryEntity>,
+    @InjectRepository(BusinessEntity)
+    private readonly businessRepo: Repository<BusinessEntity>,
+    private readonly dataSource: DataSource,
   ) {}
 
   findAll(): Promise<BusinessCategoryEntity[]> {
@@ -62,9 +67,19 @@ export class BusinessCategoriesService {
   }
 
   async remove(id: string): Promise<void> {
-    const result = await this.repo.delete(id);
+    await this.findOne(id);
-    if (!result.affected) {
+
-      throw new NotFoundException('Business category not found');
+    const businesses = await this.businessRepo.find({
-    }
+      where: { categoryId: id },
+      select: ['id'],
+    });
+
+    await this.dataSource.transaction(async (manager) => {
+      await deleteCategoryCascade(
+        manager,
+        id,
+        businesses.map((b) => b.id),
+      );
+    });
   }
 }

src/modules/businesses/businesses.service.ts

@@ -6,7 +6,8 @@ import {
   NotFoundException,
 } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
-import { Repository } from 'typeorm';
+import { DataSource, Repository } from 'typeorm';
+import { deleteBusinessCascade } from '../../common/utils/business-cascade.util';
 import { BusinessCategoryEntity } from '../../entities/business-category.entity';
 import { BusinessEntity } from '../../entities/business.entity';
 import { UserEntity, UserRole } from '../../entities/user.entity';
@@ -29,6 +30,7 @@ export class BusinessesService {
     private readonly categoryRepo: Repository<BusinessCategoryEntity>,
     @InjectRepository(UserEntity)
     private readonly userRepo: Repository<UserEntity>,
+    private readonly dataSource: DataSource,
   ) {}
 
   async findAll(filters: FindAllFilters): Promise<BusinessEntity[]> {
@@ -111,10 +113,11 @@ export class BusinessesService {
   }
 
   async remove(id: string): Promise<void> {
-    const result = await this.repo.delete(id);
+    await this.findOne(id);
-    if (!result.affected) {
+
-      throw new NotFoundException('Business not found');
+    await this.dataSource.transaction(async (manager) => {
-    }
+      await deleteBusinessCascade(manager, id);
+    });
   }
 
   async assignOwner(

src/modules/businesses/dto/assign-business-owner.dto.ts

@@ -1,12 +1,11 @@
 import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
-import { IsOptional, IsString, Matches, MaxLength } from 'class-validator';
+import { IsOptional, IsString, MaxLength } from 'class-validator';
+import { IsIranMobile } from '../../../common/decorators/is-iran-mobile.decorator';
 
 export class AssignBusinessOwnerDto {
   @ApiProperty({ example: '09111111111' })
   @IsString()
-  @Matches(/^(\+?\d{10,15}|09\d{9})$/, {
+  @IsIranMobile()
-    message: 'mobile must be a valid mobile number',
-  })
   mobile!: string;
 
   @ApiPropertyOptional({ example: 'Business Admin', nullable: true })