/// <summary>
/// 更新或新建Tracker的基本信息
/// </summary>
private void UpdateTrackerInfo(TX300 tx300, AsyncUserDataBuffer data, TrackerBLL bll)
{
var sim = GetSimFromData(tx300);
var tracker = bll.Find(f => f.SimCard.Equals(sim));
if (null == tracker)
{
// 新增一个tracker
tracker = bll.GetObject();
tracker.SimCard = sim;
tracker.LastActionAt = data.ReceiveTime;
tracker.Socket = data.SocketHandle;
tracker.State = 1;
bll.Add(tracker);
}
else
{
bll.Update(f => f.id == tracker.id, act =>
{
act.LastActionAt = data.ReceiveTime;
act.Socket = data.SocketHandle;
if (tx300.CommandID == 0x7020 || tx300.CommandID == 0x7030 || tx300.CommandID == 0x7040)
{
act.CSQ = tx300.MsgContent[0];
}
});
}
}
private void HandleGetParameter(Api obj)
{
try
{
var acnt = ParseJson <Account>(obj.content);
if (null != acnt)
{
Account resp = new Account();
resp.md5 = MQTT_SERVER;
var device = acnt.device;
using (var bll = new TrackerBLL())
{
var tracker = bll.Find(f => f.DeviceId.Equals(device) && f.Deleted == false);
if (null == tracker)
{
tracker = addTracker(acnt.device, bll);
resp.data = tracker.SimCard;
// 新登记的tracker没有session
resp.session = "";
}
else
{
// 查找绑定用户的登录session
var user = tracker.TB_Account.FirstOrDefault();
if (null == user)
{
// 没有绑定用户时session为空
resp.session = "";
resp.device = "";
}
else
{
resp.name = user.Code;
// 已绑定过的用户返回session
resp.session = user.DeviceLoginId;
// 返回用户所在区域
resp.device = user.Belong;
}
resp.data = tracker.SimCard;
bll.Update(f => f.id == tracker.id, act => { act.LastActionAt = DateTime.Now; });
}
// get parameter的时候只返回设备与sim卡之间的绑定关系，没有账户的信息
ResponseData(0, JsonConverter.ToJson(resp), true);
}
}
else
{
ResponseData(-1, "Can not handle your get_parameter request with error data.");
}
}
catch (Exception e) { ResponseData(-1, string.Format("Can not handle your get_parameter request: {0}", e.Message)); }
}
/// <summary>
/// 添加或查询相同device id的tracker
/// </summary>
/// <param name="device"></param>
/// <returns>返回具有相同device id的tracker或新建一个tracker</returns>
private TB_Tracker addTracker(string device, TrackerBLL bll)
{
if (string.IsNullOrEmpty(device))
{
return(null);
}
var tracker = bll.Find(f => f.DeviceId.Equals(device) && f.Deleted == false);
if (null == tracker)
{
if (string.IsNullOrEmpty(TrackerNumberPrefix))
{
TrackerNumberPrefix = ConfigurationManager.AppSettings["TRACKER_NUMBER_PREFIX"];
}
// 生成一个新的tracker并与当前账户绑定
tracker = bll.FindList <TB_Tracker>(f => f.SimCard.StartsWith(TrackerNumberPrefix) && f.Deleted == false, "SimCard", true).FirstOrDefault();
string number;
if (null == tracker)
{
number = TrackerNumberPrefix + "0000";
}
else
{
var old = int.Parse(tracker.SimCard) + 1;
number = old.ToString();
}
tracker = bll.GetObject();
tracker.SimCard = number;
tracker.DeviceId = device;
tracker = bll.Add(tracker);
// 保存tracker绑定历史记录
SaveHistory(new TB_AccountHistory()
{
Account = null,
ActionId = new ActionBLL().Find(f => f.Name.Equals("AddNewTracker")).id,
ObjectA = string.Format("tracker: {0}, device: {1}", tracker.SimCard, tracker.DeviceId)
});
return(tracker);
}
return(tracker);
}
/// <summary>
/// 处理TX10G的数据
/// </summary>
/// <param name="tx300"></param>
/// <param name="data"></param>
private void HandleTX10G(TX300 tx300, AsyncUserDataBuffer data)
{
using (var bll = new TrackerBLL())
{
// 更新或新建Tracker信息
UpdateTrackerInfo(tx300, data, bll);
var sim = GetSimFromData(tx300);
var tracker = bll.Find(f => f.SimCard.Equals(sim));
switch (tx300.CommandID)
{
case 0x7020:
// 报警
Handle0x7020(tx300, tracker, bll);
break;
case 0x7030:
// 位置信息
Handle0x7030(tx300, tracker);
break;
}
}
}
private void BindAccountWithTracker(TB_Account account, string device, AccountBLL abll)
{
if (string.IsNullOrEmpty(device))
{
ResponseData(-1, "Cannot bind your device with error parameter.");
return;
}
using (var bll = new TrackerBLL())
{
// 查找相同deviceid的tracker
var tracker = bll.Find(f => f.Deleted == false && f.DeviceId.Equals(device));
if (null != tracker)
{
string uuid = Guid.NewGuid().ToString();
// 查找这个设备是否已经绑定到别人账户上
var cnt = tracker.TB_Account.Count;
if (cnt > 0)
{
Account exist = new Account()
{
name = account.Code,
data = account.TB_Tracker.SimCard,
// 每次绑定账户都生成新的session id
session = uuid
};
var user = tracker.TB_Account.FirstOrDefault(f => f.id == account.id);
if (null != user)
{
abll.Update(u => u.id == user.id, act => { act.DeviceLoginId = uuid; });
exist.device = user.Belong;
// 返回当前已经登录过的用户信息
ResponseData(0, JsonConverter.ToJson(exist), true);
}
else
{
ResponseData(-1, "Your device is already bound with another tms account.");
}
}
else
{
// 该设备还未绑定任何人员
// 更改account的tracker信息
abll.Update(f => f.id == account.id, act =>
{
act.Tracker = tracker.id;
act.DeviceLoginId = uuid;
});
// 保存tracker绑定历史记录
SaveHistory(new TB_AccountHistory()
{
Account = account.id,
ActionId = new ActionBLL().Find(f => f.Name.Equals("BindTracker")).id,
ObjectA = string.Format("tracker: {0}, device: {1}, account: {2}", tracker.SimCard, tracker.DeviceId, account.Code)
});
ResponseData(0, JsonConverter.ToJson(new Account()
{
name = account.Code,
data = tracker.SimCard,
device = account.Belong,
// 每次绑定账户都生成新的session id
session = uuid
}), true);
}
// 更新在线时间
bll.Update(f => f.id == tracker.id, act => { act.LastActionAt = DateTime.Now; });
}
else
{
tracker = addTracker(device, bll);
string uuid = Guid.NewGuid().ToString();
abll.Update(u => u.id == account.id, act => { act.DeviceLoginId = uuid; });
ResponseData(0, JsonConverter.ToJson(new Account()
{
name = account.Code,
data = tracker.SimCard,
device = account.Belong,
// 每次绑定账户都生成新的session id
session = uuid
}), true);
}
}
}