/// <summary>
/// Event handler for finishing requesting changes.
/// </summary>
void OnFinishedRequestChanges()
{
if (!m_IsRequestingChanges)
{
return;
}
m_IsRequestingChanges = false;
BusyStatusUpdated?.Invoke(false);
}
/// <summary>
/// Event handler for starting to request changes.
/// </summary>
void OnStartedRequestingChanges()
{
if (m_IsRequestingChanges)
{
return;
}
m_IsRequestingChanges = true;
BusyStatusUpdated?.Invoke(true);
}
/// <summary>
/// Remove a finished request.
/// </summary>
/// <param name="requestId">Id of the request to remove.</param>
void RemoveRequest(string requestId)
{
Assert.IsTrue(m_Requests.Contains(requestId), $"Expects request to have first been made for it to have been finished: {requestId}");
m_Requests.Remove(requestId);
// Signal no background activity if no requests in progress
if (m_Requests.Count == 0)
{
BusyStatusUpdated?.Invoke(false);
}
}
/// <summary>
/// Add a started request.
/// </summary>
/// <param name="requestId">Id of the request to add.</param>
/// <returns>False if the request already exists.</returns>
bool AddRequest(string requestId)
{
if (m_Requests.Contains(requestId))
{
return(false);
}
m_Requests.Add(requestId);
// Signal background activity if this is the only thing running.
if (m_Requests.Count == 1)
{
BusyStatusUpdated?.Invoke(true);
}
return(true);
}
