using DM_Weight.Converter;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;

namespace DM_Weight.Common
{
    public class AddQuantityRule : ValidationRule
    {
        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            var addQuantity = value.ToString();
            if(string.IsNullOrEmpty(addQuantity)) { return new ValidationResult(false,"数量不能为空"); }
            bool flag = int.TryParse(addQuantity,out int iAddQuantity);
            string tips = string.Empty;
            if(flag)
            {
                if(iAddQuantity<=0)
                {
                    tips = "添加数量不能小于0";
                }
            }
            else
            {
                tips = "请输入正确数值";
            }
            flag=tips.Length > 0?false:true;
            return new ValidationResult(flag,tips);
        }
    }
}