///-----------------------------------------------------------------
/// Namespace: <Cozmo>
/// Class: <CozmoMovementController>
/// Description: <Statemachine to control the movement of the virtual cozmo.>
/// Author: <Tobias Hassel> Date: <29.07.2019>
/// Notes: <>
///-----------------------------------------------------------------
/// 

using System;
using UnityEngine;

namespace Cozmo
{
    // Different movementstates cozmo can use
    public enum MovementState { Stop, Forward, Right, Left }

    [RequireComponent(typeof(CozmoMovement))]
    public class CozmoMovementController : MonoBehaviour
    {
        [Tooltip("Current MovementState of the Robot. Change this to make the robot move.")]
        public MovementState currentMovementState = MovementState.Stop;

        private CozmoMovement movement; // Movement script of the robot


        void Start()
        {
            movement = GetComponent<CozmoMovement>();
        }

        private void FixedUpdate()
        {
            switch (currentMovementState)
            {
                case MovementState.Stop:
                    movement.Move(0);
                    break;
                case MovementState.Forward:
                    movement.Move(1);
                    break;
                case MovementState.Right:
                    movement.Turn(1);
                    break;
                case MovementState.Left:
                    movement.Turn(-1);
                    break;
                default:
                    movement.Move(0);
                    throw new ArgumentException("No real Movementstate was given. Default 'Stop' was chosen.");

            }
        }
    }
}