import {
    IsString,
    IsInt, IsArray, IsNumber,
    IsNotEmpty,
    ArrayMinSize
} from 'class-validator';
import { ApiPropertyOptional, ApiProperty, OmitType } from '@nestjs/swagger';
import { Type } from 'class-transformer';

export class CreateOrderItemDtoAsAdmin {

    @IsInt()
    @ApiProperty()
    productId: bigint;

    @ApiProperty()
    @IsNumber()
    quantity: number
    // TODO : find a way to save attribute and value
    @ApiProperty()
    @IsArray()
    attributesValues: string[]

    @ApiPropertyOptional({ example: 'توضیحات' })
    @IsString()
    description: string

    @ApiPropertyOptional({ example: [] })
    @IsArray()
    attachments: { url: string, type: string }[]

    @ApiProperty()
    @IsNumber()
    unitPrice: number

    @ApiProperty()
    @IsNumber()
    discount: number

}

export class CreateOrderItemAsUserDto extends OmitType(CreateOrderItemDtoAsAdmin, ['unitPrice', 'discount']) { }


export class CreateOrderDto {
    @IsArray()
    @ApiProperty({
        isArray: true, type: [CreateOrderItemAsUserDto], example: [
            {
                productId: 1,
                quantity: 100,
                attributesValues: [],
                attachments: [
                    { url: '', type: '' }
                ],
                description: ''
            }
        ]
    })
    @IsNotEmpty()
    @ArrayMinSize(1, { message: 'At least one item is required' })
    @Type(() => CreateOrderItemAsUserDto)
    items: CreateOrderItemAsUserDto[];
}