using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Net;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Controls;

namespace JiangsuEarthquake.Common
{
    public class CustomValidationRule : ValidationRule
    {
        public string ValidateType { get; set; }
        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
        {
            try
            {
                string valueString = value?.ToString().Trim();
                if (ValidateType == "Name")//姓名
                {
                    string name = valueString;
                    if (!string.IsNullOrEmpty(name))
                    {
                        string errorMessage = string.Empty;

                        return name.Length > 10 ? new ValidationResult(false, "名称过长,名称长度不能超过10") : new ValidationResult(true, null);
                    }
                }
                else if (ValidateType == "Age")//年龄
                {
                    string ageString = valueString;
                    if (!string.IsNullOrEmpty(ageString))
                    {
                        if (int.TryParse(ageString, out int age))
                        {
                            if (age is < 10 or > 150)
                            {
                                return new ValidationResult(false, "年龄不能小于10岁，也不能大于150岁");
                            }
                        }

                        return new ValidationResult(true, null);
                    }
                }
                else if (ValidateType == "Num")//数字
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if (!Regex.IsMatch(valueString, @"^\d+$"))
                        {
                            return new ValidationResult(false, "请输入正确的数字");
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "不能为空!!!");
                    }

                }
                else if (ValidateType == "IP")//IP
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        IPAddress IP;
                        if (!IPAddress.TryParse(valueString, out IP))
                        {
                            return new ValidationResult(false, "IP格式不正确");
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "不能为空!!!");
                    }
                }
                else if (ValidateType == "Port")
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if (int.TryParse(valueString, out int port))
                        {
                            if (port is < 0 or > 65536)
                            {
                                return new ValidationResult(false, "请输入1~65535之间正确的端口号!");
                            }
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "端口号不能为空!!!");
                    }
                }
                else if(ValidateType == "UserName")
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if(Regex.IsMatch(valueString, @"[\u4e00-\u9fff]"))
                        {
                            return new ValidationResult(false, "名称不能含中文!");
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "名称不能为空!!!");
                    }
                }
                else if (ValidateType == "Password")
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if (Regex.IsMatch(valueString, @"[\u4e00-\u9fff]"))
                        {
                            return new ValidationResult(false, "密码不能含中文!");
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "密码不能为空!!!");
                    }
                }
                else if (ValidateType == "BDCycle")  //北斗周期
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if (int.TryParse(valueString, out int port))
                        {
                            if (!Regex.IsMatch(valueString, @"^\d+$"))
                            {
                                return new ValidationResult(false, "请输入大于0小于24的整数");
                            }

                            if (port > 24 || port <= 0)
                            {
                                return new ValidationResult(false, "请输入大于0小于24的整数");
                            }
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "北斗周期不能为空!!!");
                    }
                }
                else if (ValidateType == "AirSpeedSet")  //风速
                {
                    if (!string.IsNullOrEmpty(valueString))
                    {
                        if (int.TryParse(valueString, out int port))
                        {
                            if (port < 10)
                            {
                                return new ValidationResult(false, "风速应大于10米每秒");
                            }
                        }
                    }
                    else
                    {
                        return new ValidationResult(false, "风速不能为空!!!");
                    }
                }
                else if (ValidateType == "Attitude_angle_y")
                {

                }
                else if (ValidateType == "Attitude_angle_x")
                {

                }
                else if (ValidateType == "Attitude_angle_z")
                {

                }
                return new ValidationResult(true, null);
            }
            catch (Exception e)
            {
                return new ValidationResult(false, e.Message);
            }
        }
    }
}