/// <summary>
/// Gets then next block spec to execute
/// </summary>
/// <param name="currentBlock">The current block</param>
/// <param name="target">The next target</param>
/// <returns></returns>
private StackBlockSpecBase <TInput, TState, TOperationEvent> GetNext(StackBlockSpecBase <TInput, TState, TOperationEvent> currentBlock, BlockResultTarget target)
{
switch (target.FlowTarget)
{
case BlockFlowTarget.Return:
return(blocks.GetNext(currentBlock.Index));
case BlockFlowTarget.Goto:
return(blocks.GetByTagOrIndex(target.TargetTag, target.TargetIndex));
case BlockFlowTarget.Retry:
return(currentBlock);
case BlockFlowTarget.Reset:
return(blocks.GetFirst());
case BlockFlowTarget.Restart:
return(blocks.GetFirst());
case BlockFlowTarget.Skip:
return(blocks.SkipBy(currentBlock.Index, target.TargetIndex));
case BlockFlowTarget.Complete:
case BlockFlowTarget.Fail:
return(blocks.GotoEnd(currentBlock.Index));
default:
return(null);
}
}
public OperationStackExecutionState(OperationStackOptions options, StackBlocks <TInput, TState, TOperationEvent> blocks, TInput stackInput, TState initialState)
{
this.options = options;
this.blocks = blocks;
StackInput = stackInput;
CurrentBlockSpec = blocks.GetFirst();
this.InitialState = initialState;
State = initialState;
}
