public async Task <IApiResult> GetDeviceInfo(int deviceid)
{
P_Devices.PDevicesByDeviceID pars = new P_Devices.PDevicesByDeviceID
{
deviceid = deviceid
};
return(await ApiAsync(pars, new BLL.DeviceManager.Device().GetDeviceInfo));
}
public async Task <IApiResult> EndRental(int deviceid)
{
P_Devices.PDevicesByDeviceID pars = new P_Devices.PDevicesByDeviceID
{
deviceid = deviceid
};
return(await ApiAsync(pars, new BLL.DeviceManager.Device().EndRental));
}
public Task <IApiResult> GetDevice(P_Devices.PDevicesByDeviceID arg)
{
return(Task.Run(() =>
{
IApiResult hr = new IApiResult();
try
{
using (CarRentEntities cre = new CarRentEntities())
{
Func <double, double, bool> inoutChina = (lat, lng) => Mgoo.CarRent.Position.ZCChinaLocation.InOutChina(Convert.ToDouble(lat), Convert.ToDouble(lng));
var devs = from d in cre.Devices
join l in cre.LKLocation
on d.DeviceID equals l.DeviceID
into dl
from dli in dl.DefaultIfEmpty()
where d.DeviceID == arg.deviceid && d.Deleted == false
// let po = new Position.Point(Convert.ToDouble(dli.OLat ?? -1.00m), Convert.ToDouble(dli.OLng ?? -1.00m))
//let isChina = inoutChina(po.Lat, po.Lng)
//let point = isChina ? new Position.Point(po.Lat, po.Lng) : Position.PositionUtil.gps84_To_Gcj02(po.Lat, po.Lng)
select new Models.Return.R_Devices.GetDevice_Result
{
DeviceID = d.DeviceID,
DeviceName = d.DeviceName,
SerialNumber = d.SerialNumber,
Status = d.Status,
DataContext = dli.DataContext ?? "",
Lat = dli.OLat ?? -1.00m,
Lng = dli.OLng ?? -1.00m,
Speed = dli.Speed ?? default(decimal),
LastCommunication = dli.LastCommunication == null ? default(DateTime) : dli.LastCommunication,
Course = dli.Course ?? default(decimal),
IsStop = dli.IsStop ?? default(int)
};
var list = devs.ToList();
list.ForEach((item) =>
{
//如果是在中国大陆则需要转换一下坐标
if (Position.ZCChinaLocation.InOutChina(Convert.ToDouble(item.Lat), Convert.ToDouble(item.Lng)))
{
Position.Point point = Position.PositionUtil.gps84_To_Gcj02(Convert.ToDouble(item.Lat), Convert.ToDouble(item.Lng));
item.Lng = Convert.ToDecimal(point.Lng);
item.Lat = Convert.ToDecimal(point.Lat);
}
});
hr.result = list;
hr.message = $"查询到{list.Count}条数据.";
}
}
catch (Exception ex)
{
hr.message = ex.Message;
hr.code = StatusCode.error;
Log.Error(this, ex);
}
return hr;
}));
}
public Task <IApiResult> EndRental(P_Devices.PDevicesByDeviceID arg)
{
return(Task.Run(() =>
{
IApiResult hr = new IApiResult();
using (CarRentEntities db = new CarRentEntities())
{
try
{
var leaser = (from lr in db.LeaseRecord where lr.DeviceID == arg.deviceid && lr.Status == 2 select lr).SingleOrDefault();
if (leaser == null)
{
hr.message = "Can not find element.";//未找到状态为 2 的设备
hr.code = StatusCode.failure;
return hr;
}
var dev = (from d in db.Devices where d.DeviceID == leaser.DeviceID select d).Single();
var user = db.Users.Find(dev.UserID);
var endTime = DateTime.Now;
TimeSpan ts = (endTime - leaser.StartTime).Value;
if (ts.TotalMinutes <= 5)
{
hr.message = "Free for five minutes!";
}
else
{
///结束租车后，扣除用户余额里面的 点数
var mi = Math.Ceiling((ts.TotalMinutes - 5) / 60);
var money = Convert.ToInt32(mi * user.ActivationCount);
leaser.Fee = money;
user.MoneyCount = user.MoneyCount - money;
hr.message = "Charges are successful!";
}
dev.Status = 0; //Status (1:已租，0:未租)
leaser.Status = CarRent.Common.Lib.CarStatus.Complete.toInt(); //1 已申请，等待确认，2 正在出租，3出租完成，4已拒绝
leaser.EndTime = endTime;
db.SaveChanges();
}
catch (Exception ex)
{
hr.message = ex.Message;
hr.code = StatusCode.error;
}
}
return hr;
}));
}
/// <summary>
/// 编辑，根据设备ID查询设备信息
/// </summary>
/// <param name="arg"></param>
/// <returns></returns>
public Task <IApiResult> GetDeviceInfo(P_Devices.PDevicesByDeviceID arg)
{
return(Task.Run(() =>
{
IApiResult ar = new IApiResult();
try
{
using (DAL.CarRentEntities db = new CarRentEntities())
{
var query = from d in db.Devices
join u in db.Users
on d.UserID equals u.UserID
join g in db.Groups
on d.GroupID equals g.GroupID
where (d.DeviceID == arg.deviceid)
select new
{
d.GroupID,
g.GroupName,
d.DeviceName,
u.UserName,
d.SerialNumber,
d.Created,
d.PhoneNum,
d.Description
};
ar.result = query.ToList();
}
}
catch (Exception ex)
{
Log.Error(this, ex);
ar.code = Interface.StatusCode.error;
ar.message = ex.Message;
}
return ar;
}));
}
