using NPOI.SS.Formula.Functions;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Web;
using System.Web.UI.WebControls;
using WebLib;

namespace Education
{
    public class PublicVariable : WebLib.PublicVariable
    {
        private static Random r = new Random();

        // 常用變數
        public static string[] 換行分隔 = { "\r\n" };

        #region SESSION 變數名稱
        public const string CompanyId = "CompanyId";
        public const string EmployeeId = "EmployeeId";
        public const string EmployeeName = "EmployeeName";
        public const string EmployeeFunction = "EmployeeFunction";
        public const string CurrentPlace = "CurrentPlace";
        public const string CurrentPlaceName = "CurrentPlaceName";
        public const string UserGroups = "UserGroups";
        public const string EventPicturePath = "~/Upload/Event/";
        public const string BulletinAttachPath = "~/Upload/Attach/";
        public const string IsManager = "IsManager";
        public const string IsWorker = "IsWorker";
        public const string IsBackend = "IsBackend";
        #endregion

        #region 檔案上傳/圖檔上傳路徑
        public const string 講師照片路徑 = "~/PhotoUpload/Teacher/";
        public const string 場地照片路徑 = "~/PhotoUpload/Place/";
        public const string 課程剪影路徑 = "~/PhotoUpload/Class/";
        public const string 證照上傳路徑 = "~/DocUpload/Certificate/";
        public const string 溝通記錄上傳路徑 = "~/DocUpload/Communication/";
        #endregion

        #region 系統設定變數，由 Global.asax 讀取 web.config 中的設定

        /// <summary>
        /// 系統名稱
        /// </summary>
        public static string SystemName = "Education";

        /// <summary>
        /// 未登入時開放某些功能
        /// </summary>
        public static bool NoLoginFunction = false;

        /// <summary>
        /// 是否為偵錯模式，會將系統錯誤訊息顯示在網頁上
        /// </summary>
        public static bool DEBUG = true;

        /// <summary>
        /// 管理員群組
        /// </summary>
        public static string ManagerGroup = "'TR01'";

        /// <summary>
        /// 承辦人群組
        /// </summary>
        public static string WorkerGroup = "'TR02'";

        /// <summary>
        /// 總管理處ID
        /// </summary>
        public static int 總管理處ID = 2;

        /// <summary>
        /// 人資部ID
        /// </summary>
        public static int 人資部ID = 56;

        /// <summary>
        /// 財務部ID
        /// </summary>
        public static int 財務部ID = 60;

        /// <summary>
        /// 是否使用 SSL 登入發郵件
        /// </summary>
        public static bool SendMailBySSL = false;

        /// <summary>
        /// 郵件發送主機
        /// </summary>
        public static string SendMailHost = "";

        /// <summary>
        /// 郵件發送通訊埠，不使用 SSL 的通常是 25，使用 SSL 的通常是 465
        /// </summary>
        public static int SendMailPort = 25;

        /// <summary>
        /// 郵件發送帳號
        /// </summary>
        public static string SendMailUserName = "";

        /// <summary>
        /// 郵件發送密碼
        /// </summary>
        public static string SendMailPassword = "";

        #region 滿意度調查催填設定
        public const string SurveyReminderDeadlineDaysKey = "SurveyReminderDeadlineDays";
        public const string SurveyReminderExcludeEmployeesKey = "SurveyReminderExcludeEmployees";
        public const string SurveyReminderMinCourseDateKey = "SurveyReminderMinCourseDate";
        public const string SiteBaseUrlKey = "SiteBaseUrl";

        /// <summary>
        /// 上課後幾天內要填寫滿意度調查
        /// </summary>
        public static int SurveyReminderDeadlineDays = 10;

        /// <summary>
        /// 排除催填的員工編號（逗號分隔）
        /// </summary>
        public static string SurveyReminderExcludeEmployees = "00002,00003";

        /// <summary>
        /// 只催填此日期之後的課程
        /// </summary>
        public static DateTime SurveyReminderMinCourseDate = new DateTime(2026, 7, 1);

        /// <summary>
        /// 站台基礎 URL（如 http://hostname:port）
        /// </summary>
        public static string SiteBaseUrl = "";
        #endregion

        #endregion

        public static string SystemVersion
        {
            get
            {
                System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
                FileVersionInfo fvi = FileVersionInfo.GetVersionInfo(assembly.Location);
                return fvi.FileVersion;
            }
        }

        private static DateTime? _領據關帳年月UpdateTime = null;
        private static string _領據關帳年月 = string.Empty;
        public static string 領據關帳年月
        { 
            get 
            {
                if (string.IsNullOrEmpty(_領據關帳年月) || !_領據關帳年月UpdateTime.HasValue || _領據關帳年月UpdateTime < DateTime.Now.AddMinutes(-10))
                {
                    using (var conn = DAC.NewConnection())
                    {
                        var daoBWEX = new DAC_BWEX(conn);
                        _領據關帳年月 = daoBWEX.Read領據關帳年月;
                        _領據關帳年月UpdateTime = DateTime.Now;
                    }
                }
                return _領據關帳年月;
            }
            set 
            {
                _領據關帳年月 = value;
                _領據關帳年月UpdateTime = DateTime.Now;
                using (var conn = DAC.NewConnection())
                {
                    new DAC_BWEX(conn).WriteSetting("領據關帳年月", 1, value);
                }
            }
        }

        private static decimal? _領據執行業務所得課稅門檻 = null;
        public static decimal 領據執行業務所得課稅門檻
        {
            get 
            {
                if (!_領據執行業務所得課稅門檻.HasValue)
                {
                    using (var conn = DAC.NewConnection())
                    {
                        _領據執行業務所得課稅門檻 = new DAC_BRTE(conn).領據執行業務所得課稅門檻;
                    }
                }
                return _領據執行業務所得課稅門檻.Value;
            }
        }

        private static decimal? _領據薪資課稅門檻 = null;
        public static decimal 領據薪資課稅門檻
        {
            get
            {
                if (!_領據薪資課稅門檻.HasValue)
                {
                    using (var conn = DAC.NewConnection())
                    {
                        _領據薪資課稅門檻 = new DAC_BRTE(conn).領據薪資課稅門檻;
                    }
                }
                return _領據薪資課稅門檻.Value;
            }
        }

        private static decimal? _領據基本工資 = null;
        public static decimal 領據基本工資
        {
            get
            {
                if (!_領據基本工資.HasValue)
                {
                    using (var conn = DAC.NewConnection())
                    {
                        _領據基本工資 = new DAC_BRTE(conn).領據基本工資;
                    }
                }
                return _領據基本工資.Value;
            }
        }

        private static decimal? _領據執行業務所得稅率 = null;
        public static decimal 領據執行業務所得稅率
        {
            get
            {
                if (!_領據執行業務所得稅率.HasValue)
                {
                    using (var conn = DAC.NewConnection())
                    {
                        _領據執行業務所得稅率 = new DAC_BRTE(conn).領據執行業務所得稅率;
                    }
                }
                return _領據執行業務所得稅率.Value;
            }
        }

        private static decimal? _領據薪資稅率 = null;
        public static decimal 領據薪資稅率
        {
            get
            {
                if (!_領據薪資稅率.HasValue)
                {
                    using (var conn = DAC.NewConnection())
                    {
                        _領據薪資稅率 = new DAC_BRTE(conn).領據薪資稅率;
                    }
                }
                return _領據薪資稅率.Value;
            }
        }
    }
}