Waste/Waste.Application/ThirdApiInfo/OpenService.cs

using DotNetCore.CAP;
using Furion;
using Furion.DependencyInjection;
using Furion.DistributedIDGenerator;
using Microsoft.Extensions.Caching.Distributed;
using Nirvana.Common;
using SqlSugar;
using System;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Waste.Application.SubscribeInfo;
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 static string WebSocketUrl = App.Configuration["SZDevPlatSetting:SocketUrl"];

        private readonly ISqlSugarRepository<W_Device> repository;
        private readonly SqlSugarClient dbClient;
        private readonly ISuZhouService _suZhouService;
        private readonly ILoggerService _loggerService;
        private readonly ICapPublisher _capBus;
        private readonly IDistributedCache _cahce;
        private readonly IResultService _resultService;
        private readonly IDistributedIDGenerator _idgen;

        public OpenService(ISqlSugarRepository<W_Device> sqlSugarRepository, ISuZhouService suZhouService, ILoggerService loggerService, ICapPublisher capPublisher, IDistributedCache distributedCache, IResultService resultService, IDistributedIDGenerator distributedIDGenerator)
        {
            repository = sqlSugarRepository;
            dbClient = repository.Context;
            _suZhouService = suZhouService;
            _loggerService = loggerService;
            _capBus = capPublisher;
            _cahce = distributedCache;
            _resultService = resultService;
            _idgen = distributedIDGenerator;
        }

        /// <summary>
        /// 更新上报状态
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task<ResultInfo> UpdateStatusAsync(UpdateStatusDto data)
        {
            //await _capBus.PublishAsync("result.service.update", data);
            //return new ResultInfo(ResultState.SUCCESS, "success");
            Guid resultid = Guid.Empty;
            if (!string.IsNullOrEmpty(data.ResultId) && Guid.TryParse(data.ResultId, out resultid))
            {
                if (await dbClient.Queryable<W_ResultExt>().AnyAsync(x => x.ResultId == resultid))
                {
                    await dbClient.Updateable<W_ResultExt>().SetColumns(x => new W_ResultExt
                    {
                        Status = data.status
                    }).Where(x => x.ResultId == resultid).ExecuteCommandAsync();
                }
                else
                {
                    var insertdata = new W_ResultExt
                    {
                        Id = _idgen.Create().ToGuid(),
                        Status = data.status,
                        CreateTime = DateTime.Now,
                        ResultId = resultid
                    };
                    await dbClient.Insertable(insertdata).ExecuteCommandAsync();
                }
                return new ResultInfo(ResultState.SUCCESS, "success");
            }
            return new ResultInfo(ResultState.SUCCESS, "记录id未找到");
        }

        /// <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)
        {
            //更新上报记录结果
            Guid resultid = Guid.Empty;
            //这里进行去重处理
            if (!string.IsNullOrEmpty(data.ResultId) && Guid.TryParse(data.ResultId, out resultid))
            {
                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.GetUTCTimestamp();
                int noncestr = _suZhouService.GetNonce();
                var result = await dbClient.Queryable<W_Result>().FirstAsync(x => x.Id == resultid);
                if (result == null)
                {
                    return new ResultInfo(ResultState.SUCCESS, "记录id未找到");
                }
                var returndata = new GetDevInfoResponseDto
                {
                    DeviceId = devicesecret.DevId,
                    noncestr = noncestr,
                    timestamp = timestamp,
                    Secret = devicesecret.Secret,
                    SecretHash = devicesecret.SecretHash,
                    UserId = UserId,
                    PostUrl = ApiUrl,
                    ScanningTime = timestamp,
                    ResultId = resultid,
                    trash = result.Registration,
                    Weight = result.GrossWeight.ToDouble(),
                    status = 0,
                    IsSuccessed = true,
                    type = TrashType(result.WasteType)
                };
                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);
            }
            else
            {
                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");
                }
                if (device.Status == (int)DeviceStatus.Error)
                {
                    return new ResultInfo(ResultState.FAIL, "设备已停止运行");
                }
                var returndata = new GetDevInfoResponseDto
                {
                    ResultId = _idgen.Create().ToGuid(),
                    UserId = UserId,
                    PostUrl = ApiUrl
                };
                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");
                }


                // trash@1@62942200205496@4.964    trash@垃圾种类@垃圾桶编号@垃圾重量
                if (!string.IsNullOrEmpty(data.data) && data.data.StartsWith("trash@"))
                {
                    var arr = data.data.Split('@');
                    var type = arr.GetListValue(1);
                    returndata.trash = arr.GetListValue(2);
                    var weight = arr.GetListValue(3);

                    var result = await UpdateDevInfo(data, returndata, device, type, weight);
                    if (result != null) return result;

                }
                //解析协议,IC卡数据@垃圾桶编号@厨余垃圾@7.91
                // 00000000003031 40 0F00010009 40 C6E4CBFBC0ACBBF8 40 31352E39
                // 00000000003031 40 000F000002 40 C6E4CBFBC0ACBBF8 40 35312E30 0D0A
                else 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垃圾种类汉字,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); //垃圾桶编号
                    var typehex = data.data.Substring(28, 16); //垃圾种类
                    var sizehex = data.data.Substring(12, 2);//桶大小,30-小桶,31-大桶
                    var weighthex = data.data.Substring(46, data.data.Length - 46);
                    returndata.trash = HextToDec(trashhex).ToString(); //垃圾桶编号使用10进制
                    var type = GetChsFromHex(typehex);
                    var weight = GetChsFromHex(weighthex);

                    var result = await UpdateDevInfo(data, returndata, device, type, weight);
                    if (result != null) return result;
                }
                else
                {
                    _loggerService.AddLogger($"{data.ECode},{device.Name},协议格式不正确:{data.ToJson()}", 1);
                    return new ResultInfo(ResultState.FAIL, "协议格式不正确");
                }
                int timestamp = _suZhouService.GetUTCTimestamp();
                int noncestr = _suZhouService.GetNonce();
                returndata.DeviceId = devicesecret.DevId;
                returndata.noncestr = noncestr;
                returndata.timestamp = timestamp;
                returndata.Secret = devicesecret.Secret;
                returndata.SecretHash = devicesecret.SecretHash;
                returndata.ScanningTime = timestamp;
                string[] paramlist = new string[] {
                returndata.Weight.ToString(),returndata.trash,returndata.type.ToString(),returndata.ScanningTime.ToString(),returndata.status.ToString()
                };
                returndata.sign = _suZhouService.GetUserApiSign(returndata.Secret, paramlist);
                _loggerService.AddLogger($"{data.ECode},{device.Name},发送的数据:{returndata.ToJson()}", 1);
                return new ResultInfo(ResultState.SUCCESS, "success", returndata);
            }
        }

        /// <summary>
        /// 16进制转10进制
        /// </summary>
        /// <param name="hex"></param>
        /// <returns></returns>
        public long HextToDec(string hex)
        {
            char[] nums = hex.ToCharArray();
            long total = 0;
            try
            {
                for (int i = 0; i < nums.Length; i++)
                {
                    String strNum = nums[i].ToString().ToUpper();
                    switch (strNum)
                    {
                        case "A":
                            strNum = "10";
                            break;

                        case "B":
                            strNum = "11";
                            break;

                        case "C":
                            strNum = "12";
                            break;

                        case "D":
                            strNum = "13";
                            break;

                        case "E":
                            strNum = "14";
                            break;

                        case "F":
                            strNum = "15";
                            break;

                        default:
                            break;
                    }
                    double power = Math.Pow(16, Convert.ToDouble(nums.Length - i - 1));
                    total += Convert.ToInt64(strNum) * Convert.ToInt64(power);
                }
            }
            catch (System.Exception ex)
            {
                string strErorr = ex.ToString();
                return 0;
            }

            return total;
        }

        /// <summary>
        /// 心跳数据上报
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task<ResultInfo> PostHeartAsync(DevHeartRequestDto data)
        {
            if (!await dbClient.Queryable<W_Device>().AnyAsync(x => x.Ecode == data.ECode))
            {
                return new ResultInfo(ResultState.FAIL, "设备未找到");
            }
            await _capBus.PublishAsync("device.service.postheart", data);
            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", new DevRegInfoResponseDto());
            }
            //更新开机时间
            await _capBus.PublishAsync("device.service.update", device.Id);

            var data = new DevRegInfoResponseDto
            {
                status = 0,
                WebSocketUrl = WebSocketUrl
            };
            //获取授权信息
            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))
            {
                data.timestamp = _suZhouService.GetUTCTimestamp();
                data.noncestr = _suZhouService.GetNonce();
                data.UserId = UserId;
                data.Secret = devicesecret.Secret;
                data.SecretHash = devicesecret.SecretHash;
                data.DeviceId = devicesecret.DevId.ToString();
            }
            return new ResultInfo(ResultState.SUCCESS, "success", data);
        }

        /// <summary>
        /// 更新设备版本信息
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task UpdateVersionAsync(DeviceVerS2SDto data)
        {
            await _capBus.PublishAsync("device.service.updatever", data);
        }

        /// <summary>
        /// 通过ailink wifi模式发送的数据
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public async Task<object> WifiPostAsync(WifiRequestC2SDto data)
        {
            //记录发送过来的数据
            _loggerService.AddLogger($"wifi发送原始数据,data={data.ToJson()}", 3);
            var successdata = Encoding.UTF8.GetBytes("A901019A");
            var returndata = new
            {
                status = "1",
                data = Convert.ToBase64String(successdata)
            };
            //数据解析
            var result = AnalyProto(data);
            if (!result.ischecked)
            {
                return returndata;
            }
            if (result.databyte.Length == 0)
            {
                return returndata;
            }
            //小于14则表示结束
            if (result.databyte.Length < 14)
            {
                var databytes = await _cahce.GetAsync(result.sn);
                if (databytes != null && databytes.Length > 0)
                {
                    await _cahce.RemoveAsync(result.sn);
                    byte[] newval = new byte[databytes.Length + result.databyte.Length];
                    databytes.CopyTo(newval, 0);
                    result.databyte.CopyTo(newval, databytes.Length);
                    //解析协议,IC卡数据@垃圾桶编号@厨余垃圾@7.91
                    var datahex = BytesToHexStr(databytes);
                    datahex = datahex.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垃圾种类汉字,22@,23-结束重量
                    var trashhex = datahex.Substring(16, 10); //垃圾桶编号
                    var typehex = datahex.Substring(28, 16); //垃圾种类
                    var size = datahex.Substring(12, 2);//桶大小,30-小桶,31-大桶
                    var weighthex = datahex.Substring(46, datahex.Length - 46);
                    string trashno = HextToDec(trashhex).ToString(); //垃圾桶编号使用10进制
                    var wastetype = GetChsFromHex(typehex);
                    var weight = GetChsFromHex(weighthex);
                    await _resultService.InsertResultByWifiAsync(new WifiPackage
                    {
                        sn = result.sn,
                        WasteType = wastetype,
                        Weight = weight,
                        trashcode = trashno,
                        size = size,
                        IsHeart = result.IsHeart
                    });
                }
            }
            else
            {
                var val = await _cahce.GetAsync(result.sn);
                var time = new DistributedCacheEntryOptions().SetSlidingExpiration(TimeSpan.FromSeconds(30));
                if (val != null && val.Length > 0)
                {
                    byte[] newval = new byte[val.Length + result.databyte.Length];
                    val.CopyTo(newval, 0);
                    result.databyte.CopyTo(newval, val.Length);
                    await _cahce.SetAsync(result.sn, newval, time);
                }
                else
                {
                    await _cahce.SetAsync(result.sn, result.databyte, time);
                }
            }
            return 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);
        }

        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;
        }

        /// <summary>
        /// wifi数据解析
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        private WifiRequestS2SDto AnalyProto(WifiRequestC2SDto data)
        {
            WifiRequestS2SDto dto = new WifiRequestS2SDto();
            //检查是否为有效的base64数据
            if (!AESEncrypt.IsBase64(data.@params))
            {
                dto.data = data.@params;
                return dto;
            }
            //数据为base64加密
            byte[] resultByte = Convert.FromBase64String(data.@params);
            dto.data = BytesToHexStr(resultByte);
            //574D07884A1882FCC2FE346BA1D80E 00 A903000D0A1A9A
            _loggerService.AddLogger($"wifi结果推送,解析出的数据:{dto.data}", 3);
            int len = resultByte.Count();//数据总长度
            //长度格式是否正确,固定长度为36位
            if (len < 23)
            {
                return dto;
            }
            //前15个字节为sn。中间以 00 分隔。后面为测量结果数据 A9 03 00 0D 0A 1A 9A
            int i = 0;
            byte[] snbyte = new byte[15];
            for (i = 0; i < 15; i++)
            {
                snbyte[i] = resultByte[i];
            }
            dto.sn = BytesToHexStr(snbyte).Replace(" ", "");
            dto.splitstr = ByteToHexStr(resultByte[i]);
            i++;
            dto.Header = ByteToHexStr(resultByte[i]);//固定为A9
            if (dto.Header != "A9") //固定为A9
            {
                return dto;
            }
            string heartstr = ByteToHexStr(resultByte[i + 2]);//是否为测量数据
            if (heartstr != "01")
            {
                dto.IsHeart = true;
            }
            dto.ischecked = true;
            string datalenstr = ByteToHexStr(resultByte[i + 1]); //数据体长度
            int datalen = HextToDec(datalenstr).ToInt();
            i += 3;
            dto.databyte = new byte[datalen - 1];
            for (int j = 0; j < datalen; j++)
            {
                if (i < len - 2)
                {
                    dto.databyte[j] = resultByte[i];
                }
                i++;
            }
            return dto;
        }

        ///<summary>
        /// 字节转16进制
        /// </summary>
        /// <param name="bt"></param>
        /// <returns></returns>
        private string ByteToHexStr(byte bt)
        {
            return ((int)bt).ToString("X2");
        }

        private async Task<ResultInfo> UpdateDevInfo(GetDevInfoRequestDto data, GetDevInfoResponseDto returndata, W_Device device,
    string type, string weight)
        {
            returndata.type = TrashType(type);
            returndata.Weight = weight.ToDouble();
            //计算净重,毛重-皮重=净重，如果净重小于等于0则不上报保存
            returndata.Weight = (returndata.Weight - device.Tare.ToDouble()).ToDouble(2);
            if (returndata.Weight <= 0)
            {
                _loggerService.AddLogger($"{data.ECode},{device.Name},重量小于等于0:{returndata.ToJson()}", 1);
                return new ResultInfo(ResultState.FAIL, "无效的重量");
            }
            //检查是否为15分钟内第一次上报
            //如果是巴城的设备则不使用这个限制
            if (device.Businessid != Guid.Parse("39FCB9DE-404E-68F5-384B-EE2462EAB87C"))
            {
                var time15 = DateTime.Now.AddMinutes(-15);
                if (await dbClient.Queryable<W_DeviceResult>().AnyAsync(x => x.DeviceId == device.Id && x.LastTrash == returndata.trash && x.LastHeartTime > time15))
                {
                    _loggerService.AddLogger($"{data.ECode},{device.Name},重复垃圾桶编号的数据:{returndata.ToJson()}", 1);
                    return new ResultInfo(ResultState.FAIL, "15分钟内同一垃圾桶编号上报");
                }
            }
            returndata.IsSuccessed = true;
            //记录数据
            data.IMEI = data.IMEI.ToStr();
            data.ICCID = data.ICCID.ToStr();
            data.IMSI = data.IMSI.ToStr();
            await _capBus.PublishAsync("result.service.insert", new ResultS2SDto
            {
                BusinessId = device.Businessid,
                DeviceId = device.Id,
                gslq = data.GSLQ,
                iccid = data.ICCID,
                imei = data.IMEI,
                imsi = data.IMSI,
                LastHeartTime = device.LastHeartTime,
                latitude = data.Latitude,
                longtitude = data.Longitude,
                ResultId = returndata.ResultId,
                Tare = device.Tare,
                trash = returndata.trash,
                wastetype = type,
                weight = weight
            });

            //推送数据给第三方
            await _resultService.SendMessageToThird(new SendThirdMessageSubscribeS2SDto
            {
                DeviceId = device.Id,
                WasteSType = "",
                Time = DateTime.Now,
                TrashCode = returndata.trash,
                WasteType = type,
                Weight = weight.ToDecimal(),
                faccode = device.FacEcode,
                ecode = device.Ecode,
                province = device.Province,
                city = device.City,
                area = device.Area,
                address = device.Address
            });
            return null;
        }
    }
}