import { ApiProperty, ApiPropertyOptional } from "@nestjs/swagger";
import { Type } from "class-transformer";
import {
  IsArray,
  IsEnum,
  IsInt,
  IsOptional,
  IsString,
  ValidateNested,
} from "class-validator";
import { IsRepairLineAmountToman } from "src/common/validators/repair-line-amount-toman.validator";
import { FactorStatus } from "src/Types&Enums/claim-request-management/factor-status.enum";

class FactorDecisionDto {
  @ApiProperty()
  @IsString()
  partId: string;

  @ApiProperty({ enum: [FactorStatus.APPROVED, FactorStatus.REJECTED] })
  @IsEnum([FactorStatus.APPROVED, FactorStatus.REJECTED])
  status: FactorStatus;

  @ApiProperty({ required: false })
  @IsOptional()
  @IsString()
  rejectionReason?: string;
}

export class FactorValidationDto {
  @ApiProperty({ type: [FactorDecisionDto] })
  @IsArray()
  @ValidateNested({ each: true })
  @Type(() => FactorDecisionDto)
  decisions: FactorDecisionDto[];
}

/** V2 ClaimCase: expert confirms or overrides part pricing when validating uploaded factors. */
class FactorDecisionV2Dto {
  @ApiProperty({ example: 201 })
  @IsInt()
  partId: number;

  @ApiProperty({ enum: [FactorStatus.APPROVED, FactorStatus.REJECTED] })
  @IsEnum([FactorStatus.APPROVED, FactorStatus.REJECTED])
  status: FactorStatus;

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

  @ApiPropertyOptional({
    description:
      "Part price (Toman). With totalPayment or price+salary for APPROVED/REJECTED factor lines. Use 0 if unused.",
  })
  @IsOptional()
  @IsString()
  @IsRepairLineAmountToman({ allowZero: true })
  price?: string;

  @ApiPropertyOptional({
    description:
      "Salary in Toman. Send with price when not using only totalPayment. Use 0 if unused.",
  })
  @IsOptional()
  @IsString()
  @IsRepairLineAmountToman({ allowZero: true })
  salary?: string;

  @ApiPropertyOptional({
    description:
      "Line total in Toman; or send both price and salary.",
  })
  @IsOptional()
  @IsString()
  @IsRepairLineAmountToman()
  totalPayment?: string;
}

export class FactorValidationV2Dto {
  @ApiProperty({ type: [FactorDecisionV2Dto] })
  @IsArray()
  @ValidateNested({ each: true })
  @Type(() => FactorDecisionV2Dto)
  decisions: FactorDecisionV2Dto[];
}