import { ApiProperty, ApiPropertyOptional } from "@nestjs/swagger";
import { Type } from "class-transformer";
import {
  IsArray,
  IsNotEmpty,
  IsOptional,
  IsString,
  ValidateNested,
} from "class-validator";
import { AdditionalFieldDto } from "./cbe-query-request.dto";

/**
 * CBE → us, POST /cbe/payment (AAFDA spec §3.5). Mandatory fields per spec; the optional tail
 * (payer identity, channel) mirrors the reference implementation pending the Q1 sample files.
 */
export class CbePaymentRequestDto {
  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  Destination_Api_Name!: string;

  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  End_To_End_Txn_Id!: string;

  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  Cbe_Txn_Ref!: string;

  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  Timestamp!: string;

  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  Bill_Id!: string;

  @ApiProperty()
  @IsString()
  @IsNotEmpty()
  Amount!: string;

  @ApiProperty()
  @IsString()
  Currency!: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Phone_No?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Credit_Acct_Number?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  First_Name?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Last_Name?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Full_Name?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Tin_Number?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Cheque_No?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Bank_Code?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  Payment_Method?: string;

  @ApiPropertyOptional({ type: [AdditionalFieldDto] })
  @IsOptional()
  @IsArray()
  @ValidateNested({ each: true })
  @Type(() => AdditionalFieldDto)
  Additional_Fields?: AdditionalFieldDto[];
}