#include <stdint.h>

#include "state.h"


uint8_t switchNewEmulState(const uint8_t currentState, const uint8_t controlOp)
{

    switch (currentState)
    {
        case EMUL_STATE_STILL:
        {
            if(controlOp == EMUL_STATE_OP_START)
            {
                return EMUL_STATE_EXEC;
            }
            break;
        }
        case EMUL_STATE_EXEC:
        {
            if(controlOp == EMUL_STATE_OP_PAUSE)
            {
                return EMUL_STATE_PAUSE;
            }
            else if(controlOp == EMUL_STATE_OP_STOP)
            {
                return EMUL_STATE_STOP;
            }
            break;
        }
        case EMUL_STATE_PAUSE:
        {
            if(controlOp == EMUL_STATE_OP_RESUME)
            {
                return EMUL_STATE_EXEC;
            }
            else if (controlOp == EMUL_STATE_OP_RESET)
            {
                return EMUL_STATE_STILL;
            }
            break;
        }
        case EMUL_STATE_STOP:
        {
            if(controlOp == EMUL_STATE_OP_RESET)
            {
                return EMUL_STATE_STILL;
            }
            break;
        }
        
        default:
            break;
    }

    return currentState;
}