import { IsString, IsNotEmpty, IsOptional, IsArray, IsObject } from 'class-validator';
import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';

export class CreateNotificationDto {
  @ApiProperty({ description: 'Notification title' })
  @IsString()
  @IsNotEmpty()
  title: string;

  @ApiProperty({ description: 'Notification message' })
  @IsString()
  @IsNotEmpty()
  message: string;

  @ApiProperty({ description: 'Notification type' })
  @IsString()
  @IsNotEmpty()
  type: string;

  @ApiPropertyOptional({ description: 'User ID' })
  @IsString()
  @IsOptional()
  userId?: string;

  @ApiPropertyOptional({ description: 'Phone number for SMS' })
  @IsString()
  @IsOptional()
  phoneNumber?: string;

  @ApiPropertyOptional({ description: 'Push notification tokens', type: [String] })
  @IsArray()
  @IsString({ each: true })
  @IsOptional()
  pushTokens?: string[];

  @ApiPropertyOptional({ description: 'Additional data' })
  @IsObject()
  @IsOptional()
  data?: Record<string, any>;
}