using FluentValidation;
using Microsoft.AspNetCore.Http;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OASystem.Domain.ViewModels.Financial
{
    /// <summary>
    /// 信用卡账单对账 DTO
    /// </summary>
    public class CreditCardBillDTO
    {
        ///// <summary>
        ///// 文件名称
        ///// </summary>
        //public IFormFile file { get; set; }

        /// <summary>
        /// 卡类型
        /// </summary>
        public int cardType { get; set; }

        public string beginDt { get; set; }

        public string endDt { get; set; }
    }

    public class CreditCardBillDTOFoaValidator : AbstractValidator<CreditCardBillDTO>
    {
        public CreditCardBillDTOFoaValidator() 
        {
            //RuleFor(it => it.file)
            //    .NotNull()
            //    .NotEmpty()
            //    .WithMessage("请上传文件!")
            //    .Must(it => IsExcelFile(it.FileName))
            //    .WithMessage("请上传Excel文件");

            RuleFor(it => it.cardType)
                .GreaterThan(0)
                .WithMessage("请传入有效的卡类型!");

            RuleFor(it => it.beginDt)
                .NotNull()
                .NotEmpty()
                .WithMessage("请输入开始日期!")
                .Must(IsValidDate)
                .WithMessage("请输入正确的日期格式!");

            RuleFor(it => it.endDt)
                .NotNull()
                .NotEmpty()
                .WithMessage("请输入结束日期!")
                .Must(IsValidDate)
                .WithMessage("请输入正确的日期格式!");
        }

        private bool IsValidDate(string dateString)
        {
            return DateTime.TryParse(dateString, out _);
        }

        private bool IsExcelFile(string fileName)
        {
            if (!fileName.EndsWith(".xlsx") && !fileName.EndsWith(".xls"))
            {
                return false;
            }
            return true;
        }
    }

    

}