public async Task <bool> AddAsync(ObdTelemetry model)
{
var vehicle = _context.Vehicles.SingleOrDefault(v => v.DeviceId == model.DeviceId);
if (vehicle == null)
{
return(false);
}
_context.ObdTelemetries.Add(model);
return(await _context.SaveChangesAsync() > 0);
}
public async Task <bool> AddAsync(Vehicle model, string username)
{
if (_context.Vehicles.Any(v => v.DeviceId == model.DeviceId))
{
return(false);
}
_context.Users
.Include(u => u.Vehicles)
.Single(u => u.UserName.Equals(username))
.Vehicles
.Add(model);
return(await _context.SaveChangesAsync() > 0);
}