/**************************************************************************
*
* Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
*
* THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
* WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
*
* @file ModeFault.c
*
* @author (last) Quang Nguyen
* @date (last) 24-Aug-2020
*
* @author (original) Dara Navaei
* @date (original) 05-Nov-2019
*
***************************************************************************/

#include "DrainPump.h"
#include "Heaters.h"
#include "ModeFault.h"
#include "OperationModes.h"
#include "ROPump.h"
#include "UVReactors.h"
#include "Valves.h"

/**
 *  @addtogroup DGFaultMode
 *  @{
 */

// ********** private definitions **********

// ********** private data **********

static DG_FAULT_STATE_T faultState = DG_FAULT_STATE_START;       ///< Currently active fault state.

// ********** private function prototypes **********

/*********************************************************************//**
 * @brief
 * The initFaultMode function initializes the Fault Mode module.
 * @details Inputs: none
 * @details Outputs: Fault mode module initialized
 * @return none
 *************************************************************************/
void initFaultMode( void )
{
    faultState = DG_FAULT_STATE_START;
}

/*********************************************************************//**
 * @brief
 * The transitionToFaultMode function prepares for transition to fault mode.
 * @details Inputs: none
 * @details Outputs: none
 * @return none
 *************************************************************************/
void transitionToFaultMode( void )
{
}

/*********************************************************************//**
 * @brief
 * The execFaultMode function executes the fault mode state machine.
 * @details Inputs: none
 * @details Outputs: Fault mode state machine executed
 * @return current state of fault mode
 *************************************************************************/
U32 execFaultMode( void )
{
    // execute current fault state
    switch ( faultState )
    {
        case DG_FAULT_STATE_START:
            break;

        default:
            // TODO - s/w fault
            faultState = DG_FAULT_STATE_START;
            break;
    }

    return faultState;
}

/*********************************************************************//**
 * @brief
 * The getCurrentFaultState function returns the current state of the fault mode.
 * @details Inputs: faultState
 * @details Outputs: none
 * @return current state of fault mode
 *************************************************************************/
DG_FAULT_STATE_T getCurrentFaultState( void )
{
    return faultState;
}

/*********************************************************************//**
 * @brief
 * The deenergizeActuators function sets all the actuators to reset and
 * de-energized state.
 * @details Inputs: none
 * @details Outputs: none
 * @return none
 *************************************************************************/
void deenergizeActuators( void )
{
    // Turn off the UV reactors
    turnOffUVReactor( INLET_UV_REACTOR );
    turnOffUVReactor( OUTLET_UV_REACTOR );

    // De-energize all the valves
    setValveState( VPI, VALVE_STATE_CLOSED );
    setValveState( VBF, VALVE_STATE_CLOSED );
    setValveState( VSP, VALVE_STATE_CLOSED );
#ifndef V_2_SYSTEM
    setValveState( VPD, VALVE_STATE_DRAIN_C_TO_NO );
#else
    setValveState( VPD, VALVE_STATE_OPEN_C_TO_NO );
#endif
    setValveState( VPO, VALVE_STATE_NOFILL_C_TO_NO );
    setValveState( VDR, VALVE_STATE_DRAIN_C_TO_NO );
    setValveState( VRC, VALVE_STATE_DRAIN_C_TO_NO );
    setValveState( VRO, VALVE_STATE_R1_C_TO_NO );

#ifndef V_2_SYSTEM
    setValveState( VRD1, VALVE_STATE_CLOSED );
    setValveState( VRD2, VALVE_STATE_CLOSED );
#else
    setValveState( VRD, VALVE_STATE_R2_C_TO_NO );
#endif
    setValveState( VRI, VALVE_STATE_R1_C_TO_NO );
    setValveState( VRF, VALVE_STATE_R2_C_TO_NO );

    //TODO add the composition pumps
    signalROPumpHardStop();
    signalDrainPumpHardStop();
    stopPrimaryHeater();
    stopTrimmerHeater();
}

/**@}*/