import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import {
  IsString,
  IsNotEmpty,
  IsArray,
  ArrayMinSize,
  IsBoolean,
  IsOptional,
  ValidateIf,
  ValidateNested,
  IsEnum,
  IsInt,
} from 'class-validator';
import { Type } from 'class-transformer';
import { IsMoneyAmountString } from 'src/common/validators/money-amount-string.validator';
import { ClaimRequiredDocumentType } from 'src/Types&Enums/claim-request-management/required-document-type.enum';
import { DamagedPartItem } from 'src/claim-request-management/dto/capture-requirements-v2.dto';
import { DaghiOption } from 'src/Types&Enums/claim-request-management/daghi-option.enum';
import { TypeOfDamage } from 'src/Types&Enums/claim-request-management/type-of-damage.enum';
export class DaghiDetailsV2Dto {
  @ApiProperty({
    enum: DaghiOption,
    description:
      'Daghi option: ارزش لوازم بازیافتی, تحویل داغی, فاقد ارزش, با احتساب داغی',
  })
  @IsEnum(DaghiOption)
  option: DaghiOption;

  @ApiPropertyOptional({
    description: `Required when option is '${DaghiOption.RECYCLED_PARTS_VALUE}' (Toman; 100,000 to 10,000,000,000).`,
  })
  @ValidateIf(
    (daghi: DaghiDetailsV2Dto) =>
      daghi.option === DaghiOption.RECYCLED_PARTS_VALUE,
  )
  @IsString()
  @IsNotEmpty()
  @IsMoneyAmountString()
  price?: string;

}

export class PartPricingV2Dto {
  @ApiProperty({
    example: 201,
    description: 'Numeric catalog part id from claim detail `damagedParts[].partId`.',
  })
  @IsInt()
  partId: number;

  @ApiProperty({
    enum: TypeOfDamage,
    description: "'change' requires price; 'repair' may omit it.",
  })
  @IsEnum(TypeOfDamage)
  typeOfDamage: TypeOfDamage;

  @ApiPropertyOptional({
    example: "5000000",
    description:
      "Required for change lines; omitted for repair lines. Every supplied amount must be between 100,000 and 10,000,000,000 Toman.",
  })
  @ValidateIf(
    (part: PartPricingV2Dto) =>
      part.typeOfDamage === TypeOfDamage.Change ||
      (part.price != null &&
        (typeof part.price !== 'string' || part.price.trim() !== '')),
  )
  @IsString()
  @IsNotEmpty()
  @IsMoneyAmountString()
  price: string;

  @ApiProperty({
    example: "2000000",
    description:
      "Labor in Toman (integer string; 100,000 to 10,000,000,000).",
  })
  @IsString()
  @IsNotEmpty()
  @IsMoneyAmountString()
  salary: string;

  @ApiProperty({
    example: "7000000",
    description:
      "Line total in Toman (integer string; 100,000 to 10,000,000,000).",
  })
  @IsString()
  @IsNotEmpty()
  @IsMoneyAmountString()
  totalPayment: string;

  @ApiPropertyOptional({
    type: DaghiDetailsV2Dto,
    description: "Required for change lines; omit for repair lines.",
  })
  @ValidateIf(
    (part: PartPricingV2Dto) => part.typeOfDamage === TypeOfDamage.Change,
  )
  @IsNotEmpty()
  @ValidateNested()
  @Type(() => DaghiDetailsV2Dto)
  daghi?: DaghiDetailsV2Dto;

  @ApiProperty({
    example: false,
    description:
      "If true, the owner must upload a repair factor image for this line; expert confirms cost later (validate-factors). Priced lines omit this or set false.",
  })
  @IsBoolean()
  factorNeeded: boolean;
}

export class SubmitExpertReplyV2Dto {
  @ApiPropertyOptional({
    example: 'Front door and hood have severe paint damage',
    description: "Optional expert note about the damage assessment.",
  })
  @IsOptional()
  @IsString()
  description?: string;

  @ApiProperty({
    type: [PartPricingV2Dto],
    description:
      "One line per damaged part (`partId` from claim detail `damagedParts[]`), plus pricing, `daghi`, and `factorNeeded`.",
  })
  @IsArray()
  @ArrayMinSize(1)
  @ValidateNested({ each: true })
  @Type(() => PartPricingV2Dto)
  parts: PartPricingV2Dto[];
}

export class ClaimSubmitResendV2Dto {
  @ApiPropertyOptional({
    description:
      "Instructions for the owner. At least one of description, resendDocuments, or resendCarParts must be non-empty.",
  })
  @IsOptional()
  @IsString()
  resendDescription?: string;

  @ApiPropertyOptional({
    type: [String],
    enum: ClaimRequiredDocumentType,
    description:
      "Document keys to re-upload; each value must be a ClaimRequiredDocumentType string (e.g. national_card).",
  })
  @IsOptional()
  @IsArray()
  @IsEnum(ClaimRequiredDocumentType, { each: true })
  resendDocuments?: ClaimRequiredDocumentType[];

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