public async Task Handle(INetConnection connection, PostClientInfoRequest command)
{
var clientInfo = await _dbContext.ClientInfos.FirstOrDefaultAsync(x => x.MacAddress == command.ClientInfo.MacAddress);
if (clientInfo == null)
{
clientInfo = new ClientInfo()
{
MacAddress = command.ClientInfo.MacAddress
};
_dbContext.ClientInfos.Add(clientInfo);
}
else
{
_dbContext.Entry(clientInfo).State = EntityState.Modified;
}
clientInfo.Ip = connection.GetIpAddress();
clientInfo.Username = command.ClientInfo.Username;
clientInfo.OperationSystem = command.ClientInfo.OperationSystem;
clientInfo.ComputerName = command.ClientInfo.ComputerName;
clientInfo.LastOnlineAt = DateTime.UtcNow;
await _dbContext.SaveChangesAsync();
}