using Microsoft.AspNetCore.Mvc.Rendering;
using Org.BouncyCastle.Asn1.Cms;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace _2021_backend.Models
{
    public class Submission
    {
        public Submission() { 
            Guid = Guid.NewGuid();
            SubmitTime = DateTime.Now;
        }
        public Submission(SubmissionDto Dto, string ip)
        {
            Email = Dto.Email;
            Grade = (grade)(Dto.Grade);
            Sex = (sex)Dto.Sex;
            Stuid = Dto.Stuid;
            Major = Dto.Major;
            Name = Dto.Name;
            Tel = Dto.Tel;
            Exp = (experience)Dto.Exp;
            Yard = (yard)Dto.Yard;
            Timelist = new List<Guid>();
            Guid = System.Guid.NewGuid();
            SubmitTime = DateTime.Now;
            Address = ip;
        }
        [Key]
        [Display(Name = "ID")]
        public Guid Guid { get; set; }
        [Display(Name ="Host")]
        public Guid Host {  get; set; }
        [Display(Name = "姓名")]
        public string Name { get; set; }
        [Display(Name = "学号")]
        public string Stuid { get; set; }
        [Display(Name = "性别")]
        public sex Sex { get; set; }

        [Display(Name = "学园")]
        public yard Yard { get; set; }
        [Display(Name = "年级")]
        public grade Grade { get; set; }
        [Display(Name = "专业")]
        public string Major { get; set; }
        [Display(Name = "电子邮件")]
        public string Email { get; set; }
        [Display(Name = "电话")]
        public string Tel { get; set; }

        [Display(Name = "经验程度")]
        public experience Exp { get; set; }

        [Display(Name = "时间列表")]
        public List<Guid> Timelist { get; set; }
        [Display(Name ="Ip Address")]
        public string Address {  get; set; }
        [Display(Name = "提交时间")]
        [DisplayFormat(DataFormatString = "{0:g}", ApplyFormatInEditMode = true)]
        public DateTime SubmitTime { get; set; }
        //活动场次ID

    }
    public class TimeSpec
    {
        public DateTime Day {  get; set; }
        public DateTime BeginTime { get; set; } 
    }

    public class SubmissionDto
    {
        [Required()]
        public string Name { get; set; }
        [Required()]
        public string Stuid { get; set; }
        [Required()]
        public int Sex { get; set; }
        [Required()]
        public int Grade { get; set; }
        [Required()]
        public int Yard { get; set; }
        [Required()]
        public string Major { get; set; }
        [Required()]
        public string Email { get; set; }
        [Required()]
        public string Tel { get; set; }
        

        [Required()]
        public int Exp { get; set; }
        [Required()]
        public List<TimeSpec> Timelist {  get; set; }


        public static Regex r = new Regex("^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$");
        public static Regex phone_regex = new Regex("^1\\d{10}$");

        public bool Iscomplete() => Name != null && Stuid != null && (Sex == 0 || Sex == 1) && Major != null && Email != null && Tel != null && Yard > 0 && Yard < 6;
        public bool Check()
        {
            if (Name.Length > 15)
                return false;
            if (Regex.Matches(Name, @"\d").Count > 0)
                return false;
            if (Stuid.Length > 10 || Stuid.Length < 7)
                return false;
            if (Sex > 1 || Sex < 0)
                return false;
            if (Grade < 0 || Grade > 4)
                return false;
            if (Major.Length > 20)
                return false;
            if (Yard >= 6 && Yard <= 0) return false;
            if(Exp >= 5 && Exp <= 0) return false;
            if (!r.IsMatch(Email))
            {
                return false;
            }
            if (!phone_regex.IsMatch(Tel))
            {
                return false;
            }
            return true;
        }
    }
}