/// <summary>
/// Processes Netko's update routine.
/// </summary>
public void Update()
{
for (int i = 0; i < Items.Count; i++)
{
NetkoItem item = Items[i];
//Termination must be checked first...
if (RemoveTerminated(item, ref i))
{
continue;
}
//Making a request
if (StartRequest(item))
{
continue;
}
//Finished request
if (FinishRequest(item))
{
continue;
}
//OnProcessing event
item.Update();
}
}
/// <summary>
/// Finishes the specified item if there was an explicit error or request is done.
/// Returns whether finish process was done.
/// </summary>
private bool FinishRequest(NetkoItem item)
{
if (item.RequestInfo.IsFinished)
{
// Request count management.
CurrentProcessCount--;
// OnFinished callack.
item.DispatchEvent(2);
// If item wasn't flagged for retry (IsProcessing == true), we should terminate it.
if (item.RequestInfo.IsProcessing)
{
item.Terminate();
}
// Flagged retry
else
{
//If attempted termination after calling retry, this is an invalid action.
if (item.RequestInfo.IsTerminated)
{
RenLog.LogWarning(
"Netko.Updater.FinishRequest - You should not call item.Terminate() directly after " +
"retrying! Forcing retry..."
);
// Force retry.
item.Retry();
}
}
return(true);
}
return(false);
}
/// <summary>
/// Starts the specified item's request.
/// Returns whether item has successfully started its request or is waiting in the queue.
/// </summary>
private bool StartRequest(NetkoItem item)
{
if (!item.RequestInfo.IsProcessing)
{
// Start the request only if there is an empty space in the queue.
if (CanMakeRequest)
{
CurrentProcessCount++;
item.Send();
}
return(true);
}
return(false);
}
/// <summary>
/// Removes specified item if terminated.
/// Returns whether removal was successful.
/// </summary>
private bool RemoveTerminated(NetkoItem item, ref int i)
{
if (item.RequestInfo.IsTerminated)
{
// If items weren't being processed and just got terminated, we should manually handle the process count management.
if (!item.RequestInfo.IsProcessing)
{
CurrentProcessCount--;
}
Items.RemoveAt(i--);
return(true);
}
return(false);
}
/// <summary>
/// Registers the specified item to processing queue and returns it.
/// </summary>
public NetkoItem RegisterItem(NetkoItem item)
{
updater.AddItem(item);
return(item);
}
/// <summary>
/// Adds the specified item to the queue.
/// </summary>
public void AddItem(NetkoItem item)
{
Items.Add(item);
}
/// <summary>
/// Removes the specified item from queue.
/// </summary>
public void RemoveItem(NetkoItem item)
{
Items.Remove(item);
}
