add dto validation and swagger schemas

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

@@ -1,4 +1,17 @@
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { IsOptional, IsString, Matches, MaxLength } from 'class-validator';
+
 export class AssignBusinessOwnerDto {
+  @ApiProperty({ example: '09111111111' })
+  @IsString()
+  @Matches(/^(\+?\d{10,15}|09\d{9})$/, {
+    message: 'mobile must be a valid mobile number',
+  })
   mobile!: string;
+
+  @ApiPropertyOptional({ example: 'Business Admin', nullable: true })
+  @IsOptional()
+  @IsString()
+  @MaxLength(150)
   fullName?: string | null;
 }

src/modules/businesses/dto/create-business.dto.ts

@@ -1,12 +1,68 @@
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import {
+  IsBoolean,
+  IsLatitude,
+  IsLongitude,
+  IsOptional,
+  IsString,
+  IsUUID,
+  Matches,
+  MaxLength,
+} from 'class-validator';
+
 export class CreateBusinessDto {
+  @ApiProperty({ example: 'Shine Carwash' })
+  @IsString()
+  @MaxLength(150)
   title!: string;
+
+  @ApiProperty({ example: 'shine-carwash' })
+  @IsString()
+  @MaxLength(120)
+  @Matches(/^[a-z0-9]+(?:-[a-z0-9]+)*$/, {
+    message: 'slug must be lowercase words separated by hyphens',
+  })
   slug!: string;
+
+  @ApiProperty({ format: 'uuid' })
+  @IsUUID()
   categoryId!: string;
+
+  @ApiPropertyOptional({ example: 'Premium carwash service' })
+  @IsOptional()
+  @IsString()
+  @MaxLength(500)
   description?: string;
+
+  @ApiPropertyOptional({ example: '09123456789' })
+  @IsOptional()
+  @IsString()
+  @MaxLength(20)
   contactPhone?: string;
+
+  @ApiPropertyOptional({ example: 'Main street' })
+  @IsOptional()
+  @IsString()
+  @MaxLength(500)
   address?: string;
+
+  @ApiPropertyOptional({ example: 35.6892 })
+  @IsOptional()
+  @IsLatitude()
   latitude?: number;
+
+  @ApiPropertyOptional({ example: 51.389 })
+  @IsOptional()
+  @IsLongitude()
   longitude?: number;
+
+  @ApiPropertyOptional({ format: 'uuid' })
+  @IsOptional()
+  @IsUUID()
   ownerId?: string;
+
+  @ApiPropertyOptional({ example: true })
+  @IsOptional()
+  @IsBoolean()
   isActive?: boolean;
 }

src/modules/businesses/dto/update-business.dto.ts

@@ -1,12 +1,71 @@
+import { ApiPropertyOptional } from '@nestjs/swagger';
+import {
+  IsBoolean,
+  IsLatitude,
+  IsLongitude,
+  IsOptional,
+  IsString,
+  IsUUID,
+  Matches,
+  MaxLength,
+} from 'class-validator';
+
 export class UpdateBusinessDto {
+  @ApiPropertyOptional({ example: 'Shine Carwash' })
+  @IsOptional()
+  @IsString()
+  @MaxLength(150)
   title?: string;
+
+  @ApiPropertyOptional({ example: 'shine-carwash' })
+  @IsOptional()
+  @IsString()
+  @MaxLength(120)
+  @Matches(/^[a-z0-9]+(?:-[a-z0-9]+)*$/, {
+    message: 'slug must be lowercase words separated by hyphens',
+  })
   slug?: string;
+
+  @ApiPropertyOptional({ format: 'uuid' })
+  @IsOptional()
+  @IsUUID()
   categoryId?: string;
+
+  @ApiPropertyOptional({ example: 'Premium carwash service', nullable: true })
+  @IsOptional()
+  @IsString()
+  @MaxLength(500)
   description?: string | null;
+
+  @ApiPropertyOptional({ example: '09123456789', nullable: true })
+  @IsOptional()
+  @IsString()
+  @MaxLength(20)
   contactPhone?: string | null;
+
+  @ApiPropertyOptional({ example: 'Main street', nullable: true })
+  @IsOptional()
+  @IsString()
+  @MaxLength(500)
   address?: string | null;
+
+  @ApiPropertyOptional({ example: 35.6892, nullable: true })
+  @IsOptional()
+  @IsLatitude()
   latitude?: number | null;
+
+  @ApiPropertyOptional({ example: 51.389, nullable: true })
+  @IsOptional()
+  @IsLongitude()
   longitude?: number | null;
+
+  @ApiPropertyOptional({ format: 'uuid', nullable: true })
+  @IsOptional()
+  @IsUUID()
   ownerId?: string | null;
+
+  @ApiPropertyOptional({ example: true })
+  @IsOptional()
+  @IsBoolean()
   isActive?: boolean;
 }