using Furion;
using Furion.DependencyInjection;
using Furion.DistributedIDGenerator;
using Nirvana.Common;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Waste.Domain;

namespace Waste.Application.ThirdApiInfo
{
    /// <summary>
    /// 设备对接接口
    /// </summary>
    public class OpenService : IOpenService, ITransient
    {
        private static string ApiUrl = App.Configuration["SZDevPlatSetting:ApiUrl"];
        private static string UserId = App.Configuration["SZDevPlatSetting:UserId"];
        private static string ApiSecret = App.Configuration["SZDevPlatSetting:ApiSecret"];
        private static string ApiSecretHash = App.Configuration["SZDevPlatSetting:ApiSecretHash"];
        private readonly ISqlSugarRepository<W_Device> repository;
        private readonly SqlSugarClient dbClient;
        private readonly ISuZhouService _suZhouService;
        public OpenService(ISqlSugarRepository<W_Device> sqlSugarRepository, ISuZhouService suZhouService)
        {
            repository = sqlSugarRepository;
            dbClient = repository.Context;
            _suZhouService = suZhouService;
        }
        /// <summary>
        /// 获取设备上报相关信息
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task<ResultInfo> GetDevInfoAsync(GetDevInfoRequestDto data)
        {
            var device = await dbClient.Queryable<W_Device>().FirstAsync(x => x.Ecode == data.ECode);
            if (device == null)
            {
                return new ResultInfo(ResultState.FAIL, "设备未找到");
            }
            var devicesecret = await dbClient.Queryable<W_SZDevice>().FirstAsync(x => x.DeviceId == device.Id);
            if (devicesecret == null || string.IsNullOrEmpty(devicesecret.Secret)
                || string.IsNullOrEmpty(devicesecret.SecretHash)
                || string.IsNullOrEmpty(devicesecret.DevId))
            {
                return new ResultInfo(ResultState.FAIL, "设备还未获取验证信息");
            }
            int timestamp = _suZhouService.GetTimestamp();
            int noncestr = _suZhouService.GetNonce();
            var returndata = new GetDevInfoResponseDto
            {
                DeviceId = devicesecret.DevId,
                noncestr = noncestr,
                timestamp = timestamp,
                Secret = devicesecret.Secret,
                SecretHash = devicesecret.SecretHash,
                UserId = UserId,
                PostUrl = ApiUrl,
                ScanningTime = GetTimestamp(DateTime.Now),
                ResultId = IDGen.NextID()
            };
            //解析协议,IC卡数据@垃圾桶编号@厨余垃圾@7.91
            // 00000000003031 40 000F000002 40 C6E4CBFBC0ACBBF8 40 35312E300D0A
            if (!string.IsNullOrEmpty(data.data) && data.data.Length> 52)
            {
                data.data = data.data.Replace(" ", "");
                //收到的为16进制,对数据进行解析,0-4预留,5-垃圾种类,6-垃圾桶大小,7-@,8-12垃圾桶编号,13@,14-21垃圾种类汉子,22@,23-结束重量, OD OA 回车换行
                data.data = data.data.Substring(0,data.data.Length-4);
                var trashhex = data.data.Substring(16, 10);
                var typehex = data.data.Substring(28, 16);
                var weighthex = data.data.Substring(46, data.data.Length - 46);
                returndata.trash  = Convert.ToInt32(trashhex, 16).ToString();
                var type = GetChsFromHex(typehex);
                var weight = GetChsFromHex(weighthex);
                returndata.type = TrashType(type);
                returndata.Weight = weight.ToDouble();
                returndata.IsSuccessed = true;
                string[] paramlist = new string[] {
                returndata.Weight.ToString(),returndata.trash,returndata.type.ToString(),returndata.ScanningTime.ToString(),returndata.status.ToString()
            };
                returndata.sign = _suZhouService.GetUserApiSign(returndata.Secret, paramlist);
            }
            return new ResultInfo(ResultState.SUCCESS, "success", returndata);
        }
        /// <summary>
        /// 16进制转汉字
        /// </summary>
        /// <param name="hex"></param>
        /// <returns></returns>
        private string GetChsFromHex(string hex)
        {
            if (hex == null)
                return "";
            if (hex.Length % 2 != 0)
            {
                hex += "20";//空格
            }
            // 需要将 hex 转换成 byte 数组。
            byte[] bytes = new byte[hex.Length / 2];
            for (int i = 0; i < bytes.Length; i++)
            {
                try
                {
                    // 每两个字符是一个 byte。
                    bytes[i] = byte.Parse(hex.Substring(i * 2, 2),
                        System.Globalization.NumberStyles.HexNumber);
                }
                catch
                {
                }
            }
            // 获得 GB2312，Chinese Simplified。
           Encoding chs = Encoding.GetEncoding("gb2312");
            return chs.GetString(bytes);
        }
        /// <summary>
        /// 心跳数据上报
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task<ResultInfo> PostHeartAsync(DevHeartRequestDto data)
        {
            var device = await dbClient.Queryable<W_Device>().FirstAsync(x => x.Ecode == data.ECode);
            if (device == null)
            {
                return new ResultInfo(ResultState.FAIL, "设备未找到");
            }
            return new ResultInfo(ResultState.SUCCESS, "success");
        }
        /// <summary>
        /// 获取设备注册信息,第一次开机使用
        /// </summary>
        /// <param name="ecode"></param>
        /// <returns></returns>
        public async Task<ResultInfo> RegInfoAsync(string ecode)
        {
            var device = await dbClient.Queryable<W_Device>().FirstAsync(x => x.Ecode == ecode);
            //if (device == null)
            //{
            //    return new ResultInfo(ResultState.FAIL, "设备未找到");
            //}
            var data = new DevRegInfoResponseDto
            {
                status = 0
            };
            return new ResultInfo(ResultState.SUCCESS, "success", data);
        }
        private int TrashType(string type)
        {
            if (type == "厨余垃圾") return 1;
            else if (type == "可回收物") return 2;
            else if (type == "有害垃圾") return 3;
            else if (type == "其他垃圾") return 4;
            else return 0;
        }
        private  int GetTimestamp(DateTime time)
        {
            DateTime dateTimeStart = TimeZoneInfo.ConvertTimeToUtc(new DateTime(1970, 1, 1, 8, 0, 0));
            int timestamp = Convert.ToInt32((time - dateTimeStart).TotalSeconds);
            return timestamp;
        }
        /// <summary>
        /// 字节数组转16进制
        /// </summary>
        /// <param name="bt"></param>
        /// <returns></returns>
        private string BytesToHexStr( byte[] bt)
        {
            string returnStr = "";
            if (bt != null)
            {
                for (int i = 0; i < bt.Length; i++)
                {
                    returnStr += bt[i].ToString("X2");
                }
            }
            return returnStr;
        }
    }
}