public void PropagateVariablesInCategory(string changedMember)
{
var currentCategory = SelectedState.Self.SelectedStateCategorySave;
/////////////////////Early Out//////////////////////////
if (currentCategory == null)
{
return;
}
///////////////////End Early Out////////////////////////
var defaultState = SelectedState.Self.SelectedElement.DefaultState;
var defaultVariable = defaultState.GetVariableSave(changedMember);
if (defaultVariable == null)
{
defaultVariable = defaultState.GetVariableRecursive(changedMember);
}
// If the user is setting a variable that is a categorized state, the
// default may be null. If so, then we need to select the first value
// as the default so that values are always set:
if (defaultVariable != null && defaultVariable.Value == null)
{
var variableContainer = SelectedState.Self.SelectedElement;
var sourceObjectName = VariableSave.GetSourceObject(changedMember);
if (!string.IsNullOrEmpty(sourceObjectName))
{
var nos = variableContainer.GetInstance(sourceObjectName);
if (nos != null)
{
variableContainer = ObjectFinder.Self.GetElementSave(nos);
}
}
ElementSave categoryContainer;
StateSaveCategory category;
var isState = defaultVariable.IsState(variableContainer, out categoryContainer, out category);
if (isState)
{
// we're going to assign a value on the variable, but we don't want to modify the original one so,
// let's clone it:
defaultVariable = defaultVariable.Clone();
if (category != null)
{
defaultVariable.Value = category.States.FirstOrDefault()?.Name;
}
else
{
defaultVariable.Value = variableContainer.DefaultState?.Name;
}
}
}
var defaultValue = defaultVariable?.Value;
foreach (var state in currentCategory.States)
{
var existingVariable = state.GetVariableSave(changedMember);
if (existingVariable == null)
{
if (defaultVariable != null)
{
VariableSave newVariable = defaultVariable.Clone();
newVariable.Value = defaultValue;
newVariable.SetsValue = true;
newVariable.Name = changedMember;
state.Variables.Add(newVariable);
GumCommands.Self.GuiCommands.PrintOutput(
$"Adding {changedMember} to {currentCategory.Name}/{state.Name}");
}
}
else if (existingVariable.SetsValue == false)
{
existingVariable.SetsValue = true;
}
}
}
