import { ApiProperty, PartialType } from '@nestjs/swagger'
import { Type } from 'class-transformer'
import {
  ArrayMinSize,
  IsBoolean,
  IsDate,
  IsDateString,
  IsEnum,
  IsNotEmpty,
  IsNumber,
  IsObject,
  IsOptional,
  IsString,
  Min,
  ValidateNested,
} from 'class-validator'
import type { CustomerIndividual, CustomerLegal } from 'generated/prisma/client'
import { CustomerType } from 'generated/prisma/enums'
import { CreateSalesInvoiceItemDto } from '../sales-invoice-items/dto/create-sales-invoice-item.dto'

export class CreateTerminalPayment {
  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  amount?: number

  @IsString()
  @IsNotEmpty()
  @ApiProperty({ required: true })
  terminalId: string

  @IsString()
  @IsNotEmpty()
  @ApiProperty({ required: true })
  stan: string

  @IsString()
  @IsNotEmpty()
  @ApiProperty({ required: true })
  rrn: string

  @IsString()
  @IsOptional()
  @ApiProperty({ required: true })
  response_code?: string

  @IsString()
  @IsOptional()
  @ApiProperty({ required: true })
  customer_card_no?: string

  @Type(() => Date)
  @IsDate()
  @ApiProperty({ required: true })
  transaction_date_time: Date

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

export class CreateSalesInvoicePaymentsDto {
  @IsOptional()
  @ValidateNested()
  @Type(() => CreateTerminalPayment)
  @ApiProperty({ required: false, type: () => CreateTerminalPayment })
  terminals?: CreateTerminalPayment

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  cash?: number

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  set_off?: number

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  card?: number

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  bank?: number

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  check?: number

  @IsOptional()
  @IsNumber()
  @Min(0)
  @ApiProperty({ required: false, default: 0 })
  other?: number
}

export class CreateSalesInvoiceDto {
  // @TODO: totalAmount must calculated instead of get from api
  @IsNumber()
  @ApiProperty({ required: true, default: 0 })
  total_amount: number

  @ApiProperty({ required: true })
  @IsDateString(
    { strict: true },
    { message: 'invoice_date must be a valid ISO-8601 string' },
  )
  invoice_date: Date

  @ApiProperty({ required: true })
  @IsObject()
  @ValidateNested()
  @Type(() => CreateSalesInvoicePaymentsDto)
  payments: CreateSalesInvoicePaymentsDto

  @ApiProperty()
  @ArrayMinSize(1)
  items: CreateSalesInvoiceItemDto[]

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

  @ApiProperty({ required: false, default: false })
  @IsOptional()
  @IsBoolean()
  send_to_tsp?: boolean

  @ApiProperty({ required: true, default: CustomerType.UNKNOWN })
  @IsEnum(CustomerType)
  customer_type: CustomerType

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

  @ApiProperty({ required: false })
  @IsOptional()
  @IsObject()
  customer?: {
    customer_individual?: Omit<CustomerIndividual, 'business_activity_id' | 'customer_id'>
    customer_legal?: Omit<CustomerLegal, 'business_activity_id' | 'customer_id'>
    customer_unknown?: {
      first_name: string
      last_name: string
    }
  }
}

export class UpdateSalesInvoiceDto extends PartialType(CreateSalesInvoiceDto) {}