import { IsNumber, IsNotEmpty, IsOptional, IsString, IsEnum, IsDateString, Min } from 'class-validator';
import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import { PaymentMethod } from '../entities/payment.entity.js';

export class CreatePaymentDto {
  @ApiProperty({ example: 5000 })
  @IsNumber()
  @Min(0)
  amount: number;

  @ApiProperty({ example: '2026-09-10' })
  @IsDateString()
  @IsNotEmpty()
  paymentDate: string;

  @ApiPropertyOptional({ enum: PaymentMethod, default: PaymentMethod.CASH })
  @IsOptional()
  @IsEnum(PaymentMethod)
  paymentMethod?: PaymentMethod;

  @ApiPropertyOptional({ example: 'REC-001' })
  @IsOptional()
  @IsString()
  reference?: string;

  @ApiPropertyOptional({ example: 'First payment' })
  @IsOptional()
  @IsString()
  note?: string;
}