using System;
using Microsoft.SPOT;

using System.Text;

namespace abstractState
{
    abstract public class StateBase
    {
        //ABSTRACT METHODS
        public abstract int doStateActions();

        public abstract Program.CPFStates checkEvents();

        public abstract Program.CPFStates doTimeoutAction();
          
        //INHERITED METHODS
        protected static int basicStateEntry()
        {
            Debug.Print("Doing basic state entry");
            Elmo.stopMotor();
            //EngrLogger.writeToColumns(sbStateEntry);
            SV.runPVPID = false;

            //I'm pretty sure these should be private to the scend class and dealt with in their entry and exit methods
            //sbScendStateName.Clear();
            //sbScendStateName.Append(sbScendNameNone);
            return (1);
        }
  
        //COMMON PROPERTIES
        //This is the execution constraint time out that the state must complete in
        public int ECTimeout{get; protected set;}

        public readonly StringBuilder stateName = new StringBuilder(32);
        protected static StringBuilder sbTemp = new StringBuilder(128);

        //TODO It would be good to add properites to these fields as well as set the default value
        public struct SV
        {
            public static bool runPVPID = false;
            public static bool parked = false;
            public static int profileNum = -1;
            public static double pressure = double.NaN;
            public static double bellowsPosition = double.NaN;
        }
    }
}