private ReturnCode ExecuteDefine(Interpreter interpreter, ArgumentList arguments,
ref Result result)
{
var fsmArray = arguments[2];
var initialState = arguments[3];
InternalLogger.Info($"Defining FSM with array {fsmArray} to initial state {initialState}");
if (!TclUtils.ArrayExists(interpreter, fsmArray))
{
var fsmTransArrayError = $"Array of fsm states with name: {fsmArray} does not exist (is not defined).";
ErrorLogger.Error(fsmTransArrayError);
result = fsmTransArrayError;
return(ReturnCode.Error);
}
InternalLogger.Debug($"Retrieving all FSM transitions from {fsmArray} FSM array.");
IReadOnlyList <FsmTransition> fsmTransitions;
if (!FsmUtils.TryGetFsmTransitions(interpreter, fsmArray, out fsmTransitions))
{
var transitionsFailed = $"Failed to retrieve FSM transition from {fsmArray} array.";
ErrorLogger.Error(transitionsFailed);
result = transitionsFailed;
return(ReturnCode.Error);
}
InternalLogger.Info($"Assigning all {fsmTransitions.Count} into internal transitions set.");
_transitions.Clear();
foreach (var fsmTransition in fsmTransitions)
{
InternalLogger.Debug($"Adding FSM transition: {fsmTransition}");
_transitions.Add(fsmTransition);
}
InternalLogger.Info($"Checking whether {initialState} state is defined in transition set.");
if (!ContainsState(initialState))
{
var stateNotFound = $"State {initialState} was not found in defined transitions. Known states are:\n{string.Join(",", DumpStates())}";
ErrorLogger.Error(stateNotFound);
result = stateNotFound;
return(ReturnCode.Error);
}
CurrentState = initialState;
ResultLogger.Info($"FSM successfully defined to initial state: {initialState}");
return(ReturnCode.Ok);
}
private ReturnCode ExecuteSetState(ArgumentList arguments, ref Result result)
{
var fsmState = arguments[2];
InternalLogger.Info($"Executing FSM setstate with next state to be {fsmState}");
if (!ContainsState(fsmState))
{
var stateNotFound = $"State {fsmState} was not found in defined transitions. Known states are:\n{string.Join(",", DumpStates())}";
ErrorLogger.Error(stateNotFound);
result = stateNotFound;
return(ReturnCode.Error);
}
_overriddenNextState = fsmState;
ResultLogger.Info($"Next FSM state successfully set to be {fsmState}.");
return(ReturnCode.Ok);
}