initial commit

src/inquiry/dto/sayah-request.dto.ts

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+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { IsIn, IsNotEmpty, IsOptional, IsString, Length, Matches } from 'class-validator';
+
+export class SayahRequestDto {
+  @ApiProperty({ example: '0', description: '0 for natural person' })
+  @IsString()
+  @IsIn(['0'])
+  accountOwnerType!: string;
+
+  @ApiProperty({ example: '4311402422', description: 'Iranian national code (10 digits)' })
+  @IsString()
+  @IsNotEmpty()
+  @Length(10, 10)
+  @Matches(/^\d{10}$/, { message: 'nationalId must be exactly 10 digits' })
+  nationalId!: string;
+
+  @ApiPropertyOptional({ nullable: true })
+  @IsOptional()
+  @IsString()
+  legalId?: string | null;
+
+  @ApiProperty({ example: 'IR000000000000000000000000', description: 'Iranian Sheba ID' })
+  @IsString()
+  @Length(26, 26)
+  @Matches(/^IR\d{24}$/, { message: 'shebaId must start with IR and contain 24 digits' })
+  shebaId!: string;
+}