using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using System.Web;
using Microsoft.Data.Sqlite;
using SqlSugar;
using UFIDA.U8.Framework.Api.Common.Unit.GM;
using UFIDA.U8.Framework.Api.ControlObject.Entity;

namespace UFIDA.U8.Framework.Api.Unit
{
    /// <summary>
    /// 公共帮助类
    /// </summary>
    public static class CommUnit
    {
        /// <summary>
        /// 读取对应配置
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public static string GetConfig(string key)
        {
            return ConfigurationManager.AppSettings[key];
        }

        /// <summary>
        /// 解密
        /// </summary>
        /// <param name="val"></param>
        /// <returns></returns>
        public static string GetDecrypt(string val)
        {
            return GMUtil.SM2Decrypt(GetConfig("PrivateKey"), val);
        }

        /// <summary>
        /// 加密
        /// </summary>
        /// <param name="val"></param>
        /// <returns></returns>
        public static string GetEncrypt(string val)
        {
            return GMUtil.SM2Encrypt(GetConfig("PublicKey"), val);
        }

        /// <summary>
        /// 获取数据库配置信息
        /// </summary>
        /// <returns></returns>
        /// <exception cref="Exception"></exception>
        public static ConnectionConfig GetConnectionConfig()
        {
            if (Enum.TryParse<DbType>(GetConfig("DbType"), true, out var dbType))
            {
                var connStr = GetDecrypt(GetConfig("ConnectionString"));

                var path = $"{AppDomain.CurrentDomain.BaseDirectory}{connStr}";


                var liteConn = new SqliteConnectionStringBuilder()
                {
                    DataSource = path
                };

                var conn = new ConnectionConfig()
                {
                    DbType = dbType,
                    ConnectionString = liteConn.ConnectionString,
                    ConfigId = "0",
                    IsAutoCloseConnection = true,
                    MoreSettings = new ConnMoreSettings()
                    {
                        IsWithNoLockQuery = true
                    }
                };

                return conn;
            }
            else
            {
                throw new Exception("请维护数据库类型");
            }
        }

        /// <summary>
        /// 获取连接对象
        /// </summary>
        /// <returns></returns>
        public static SqlSugarClient GetDbClient()
        {
            var db = new SqlSugarClient(GetConnectionConfig());

            return db;
        }

        /// <summary>
        /// 获取登录参数
        /// </summary>
        /// <param name="cAccId"></param>
        /// <param name="bAP"></param>
        /// <param name="pDate"></param>
        /// <returns></returns>
        public static async Task<LoginParamter> GetLoginParamter(string cAccId,bool bAP=false,string pDate="")
        {
            var db = new SqlSugarClient(GetConnectionConfig());

            var account=await db.Queryable<SysU8AccountConfig>().FirstAsync(a => a.Status == StatusEnum.Enable && a.cAccountNo == cAccId);

            if (account != null)
            {
                var param = new LoginParamter()
                {
                    cSrv = account.cSrv,
                    pAccId = account.cAcc_DataSource,
                    pDate = string.IsNullOrWhiteSpace(pDate) ? $"{DateTime.Today:yyyy-MM-dd}" : pDate,
                    pPassword = string.IsNullOrWhiteSpace(account.cPassword) ? "" : GetDecrypt(account.cPassword),
                    pYearId = string.IsNullOrWhiteSpace(pDate) ? $"{DateTime.Today.Year}" : $"{DateTime.Parse(pDate).Year}",
                    pSubId = bAP ? "AP" : "DP",
                    pUserId = account.cUser_Id,
                    cAccId = account.cAcc_Id
                };

                return param;
            }

            return null;
        }

    }
}