using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using EMIS.ViewModel.CacheManage;

namespace EMIS.ViewModel.RetakeManage
{
    public class RetakePlanStudentApplyView : RetakePlanTaskView
    {
        /// <summary>
        /// 开课学年
        /// </summary>
        [DisplayName("开课学年")]
        public int? SchoolyearNumID { get; set; }

        /// <summary>
        /// 开课学年
        /// </summary>
        [DisplayName("开课学年")]
        public string SchoolyearNumName
        {
            get
            {
                return IdNameExt.GetDictionaryItem(DictionaryItem.CF_SchoolyearNum.ToString())
                    .Where(x => x.Value == SchoolyearNumID)
                    .Select(x => x.Name).FirstOrDefault();
            }
        }

        /// <summary>
        /// 开课学期
        /// </summary>
        [DisplayName("开课学期")]
        public int? StarttermID { get; set; }

        /// <summary>
        /// 开课学期
        /// </summary>
        [DisplayName("开课学期")]
        public string StarttermName
        {
            get
            {
                return IdNameExt.GetDictionaryItem(DictionaryItem.CF_Startterm.ToString())
                    .Where(x => x.Value == StarttermID)
                    .Select(x => x.Name).FirstOrDefault();
            }
        }

        /// <summary>
        /// 重修控制信息ID
        /// </summary>
        [DisplayName("重修控制信息ID")]
        public Guid? RetakeOpenControlID { get; set; }

        /// <summary>
        /// 开始时间
        /// </summary>
        [DisplayName("开始时间")]
        public DateTime? StartDate { get; set; }

        /// <summary>
        /// 结束时间
        /// </summary>
        [DisplayName("结束时间")]
        public DateTime? EndDate { get; set; }

        /// <summary>
        /// 报名状态
        /// </summary>
        [DisplayName("报名状态")]
        public bool? ApplyStatus { get; set; }

        /// <summary>
        /// 报名状态
        /// </summary>
        [DisplayName("报名状态")]
        public string ApplyStatusName
        {
            get
            {
                return ApplyStatus == true ? "是" : "否";
            }
        }

        /// <summary>
        /// 操作状态
        /// </summary>
        [DisplayName("操作状态")]
        public bool? CanSelect { get; set; }

        /// <summary>
        /// 操作状态
        /// </summary>
        public string OperateText
        {
            get
            {
                if (RetakeOpenControlID == null || RetakeOpenControlID == Guid.Empty)
                {
                    return "未开放";
                }
                else if (RetakeOpenControlID.HasValue && StartDate > DateTime.Now)
                {
                    return "即将开始";
                }
                else if (RetakeOpenControlID.HasValue && EndDate < DateTime.Now)
                {
                    return "已结束";
                }
                else
                {
                    if (PeopleNumlimit != null && PeopleNumlimit != 0 && ApplyNumber.Value >= PeopleNumlimit.Value 
                            && ApplyStatus.Value == false)
                    {
                        return "已报满";
                    }
                    else
                    {
                        return !(this.ApplyStatus ?? false) ? "立即报名" : "取消报名";
                    }
                }
            }
        }
    }
}