#include "fsfw/action/ActionMessage.h"
#include "fsfw/action/CommandsActionsIF.h"
#include "fsfw/devicehandlers/DeviceHandlerIF.h"
#include "fsfw/devicehandlers/FreshDeviceHandlerBase.h"
#include "fsfw/ipc/MessageQueueIF.h"
#include "fsfw/ipc/messageQueueDefinitions.h"
#include "fsfw/modes/ModeMessage.h"
#include "fsfw/objectmanager/SystemObjectIF.h"
#include "fsfw/power/PowerSwitchIF.h"
#include "fsfw/power/definitions.h"
#include "fsfw/returnvalues/returnvalue.h"
#include "fsfw_hal/linux/gpio/Gpio.h"
#include "linux/payload/MpsocCommunication.h"
#include "linux/payload/PlocMpsocSpecialComHelper.h"
#include "linux/payload/plocMpsocHelpers.h"

class FreshMpsocHandler : public FreshDeviceHandlerBase, public CommandsActionsIF {
 public:
  enum OpCode { DEFAULT_OPERATION = 0, PARSE_TM = 1 };
  static constexpr uint32_t MPSOC_MODE_CMD_TIMEOUT_MS = 120000;

  FreshMpsocHandler(DhbConfig cfg, MpsocCommunication& comInterface,
                    PlocMpsocSpecialComHelper& specialComHelper, Gpio uartIsolatorSwitch,
                    object_id_t supervisorHandler, PowerSwitchIF& powerSwitcher,
                    power::Switch_t camSwitchId);

  /**
   * Periodic helper executed function, implemented by child class.
   */
  void performDeviceOperation(uint8_t opCode) override;

  void performDefaultDeviceOperation();

  /**
   * Implemented by child class. Handle all command messages which are
   * not health, mode, action or housekeeping messages.
   * @param message
   * @return
   */
  ReturnValue_t handleCommandMessage(CommandMessage* message) override;

  ReturnValue_t initialize() override;

 private:
  enum class StartupState { IDLE, HW_INIT, DONE } startupState = StartupState::IDLE;
  enum class PowerState { IDLE, PENDING_STARTUP, PENDING_SHUTDOWN, SUPV_FAILED, DONE };

  enum TransitionState { NONE, TO_ON, TO_OFF, SUBMODE } transitionState = TransitionState::NONE;
  MpsocCommunication& comInterface;
  PlocMpsocSpecialComHelper& specialComHelper;
  MessageQueueIF* eventQueue = nullptr;
  SourceSequenceCounter commandSequenceCount = SourceSequenceCounter(0);
  MessageQueueIF* commandActionHelperQueue = nullptr;
  CommandActionHelper commandActionHelper;
  Gpio uartIsolatorSwitch;
  mpsoc::HkReport hkReport;
  object_id_t supervisorHandler;

  Countdown mpsocBootTransitionCd = Countdown(6500);
  Countdown supvTransitionCd = Countdown(3000);

  PoolEntry<uint32_t> peStatus = PoolEntry<uint32_t>();
  PoolEntry<uint8_t> peMode = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peDownlinkPwrOn = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peDownlinkReplyActive = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peDownlinkJesdSyncStatus = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peDownlinkDacStatus = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peCameraStatus = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peCameraSdiStatus = PoolEntry<uint8_t>();
  PoolEntry<float> peCameraFpgaTemp = PoolEntry<float>();
  PoolEntry<float> peCameraSocTemp = PoolEntry<float>();
  PoolEntry<float> peSysmonTemp = PoolEntry<float>();
  PoolEntry<float> peSysmonVccInt = PoolEntry<float>();
  PoolEntry<float> peSysmonVccAux = PoolEntry<float>();
  PoolEntry<float> peSysmonVccBram = PoolEntry<float>();
  PoolEntry<float> peSysmonVccPaux = PoolEntry<float>();
  PoolEntry<float> peSysmonVccPint = PoolEntry<float>();
  PoolEntry<float> peSysmonVccPdro = PoolEntry<float>();
  PoolEntry<float> peSysmonMb12V = PoolEntry<float>();
  PoolEntry<float> peSysmonMb3V3 = PoolEntry<float>();
  PoolEntry<float> peSysmonMb1V8 = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc12V = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc5V = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc3V3 = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc3V3VA = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc2V5DDR = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc1V2DDR = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc0V9 = PoolEntry<float>();
  PoolEntry<float> peSysmonVcc0V6VTT = PoolEntry<float>();
  PoolEntry<float> peSysmonSafeCotsCur = PoolEntry<float>();
  PoolEntry<float> peSysmonNvm4XoCur = PoolEntry<float>();
  PoolEntry<uint16_t> peSemUncorrectableErrs = PoolEntry<uint16_t>();
  PoolEntry<uint16_t> peSemCorrectableErrs = PoolEntry<uint16_t>();
  PoolEntry<uint8_t> peSemStatus = PoolEntry<uint8_t>();
  PoolEntry<uint8_t> peRebootMpsocRequired = PoolEntry<uint8_t>();

  PowerState powerState;
  bool specialComHelperExecuting = false;

  struct ActionCommandInfo {
    Countdown cmdCountdown = Countdown(mpsoc::DEFAULT_CMD_TIMEOUT_MS);
    bool pending = false;
    MessageQueueId_t commandedBy = MessageQueueIF::NO_QUEUE;
    DeviceCommandId_t pendingCmd = DeviceHandlerIF::NO_COMMAND_ID;
    uint16_t pendingCmdMpsocApid = 0;

    void reset() {
      pending = false;
      commandedBy = MessageQueueIF::NO_QUEUE;
      pendingCmd = DeviceHandlerIF::NO_COMMAND_ID;
    }

    void start(DeviceCommandId_t commandId, MessageQueueId_t commandedBy) {
      pending = true;
      cmdCountdown.resetTimer();
      pendingCmd = commandId;
      this->commandedBy = commandedBy;
    }
  } activeCmdInfo;

  uint8_t commandBuffer[mpsoc::MAX_COMMAND_SIZE];
  SpacePacketCreator creator;
  ploc::SpTcParams spParams = ploc::SpTcParams(creator);
  Mode_t targetMode = HasModesIF::MODE_UNDEFINED;
  Submode_t targetSubmode = 0;

  struct TmMemReadReport {
    static const uint8_t FIX_SIZE = 14;
    size_t rememberRequestedSize = 0;
  };

  TmMemReadReport tmMemReadReport;
  uint32_t lastReplySequenceCount = 0;
  uint8_t skipSupvCommandingToOn = false;
  PowerSwitchIF& powerSwitcher;
  power::Switch_t camSwitchId;

  // HK manager abstract functions.
  LocalPoolDataSetBase* getDataSetHandle(sid_t sid) override;
  ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
                                        LocalDataPoolManager& poolManager) override;

  // Mode abstract functions
  ReturnValue_t checkModeCommand(Mode_t mode, Submode_t submode,
                                 uint32_t* msToReachTheMode) override;
  // Action override. Forward to user.
  ReturnValue_t executeAction(ActionId_t actionId, MessageQueueId_t commandedBy,
                              const uint8_t* data, size_t size) override;

  /**
   * @overload
   * @param submode
   */
  void startTransition(Mode_t newMode, Submode_t submode) override;

  ReturnValue_t performDeviceOperationPreQueueHandling(uint8_t opCode) override;

  // CommandsActionsIF overrides.
  MessageQueueIF* getCommandQueuePtr() override;

  void stepSuccessfulReceived(ActionId_t actionId, uint8_t step) override;
  void stepFailedReceived(ActionId_t actionId, uint8_t step, ReturnValue_t returnCode) override;
  void dataReceived(ActionId_t actionId, const uint8_t* data, uint32_t size) override;
  void completionSuccessfulReceived(ActionId_t actionId) override;
  void completionFailedReceived(ActionId_t actionId, ReturnValue_t returnCode) override;
  ReturnValue_t getParameter(uint8_t domainId, uint8_t uniqueId, ParameterWrapper* parameterWrapper,
                             const ParameterWrapper* newValues, uint16_t startAtIndex) override;

  void handleActionCommandFailure(ActionId_t actionId, ReturnValue_t returnCode);
  ReturnValue_t executeRegularCmd(ActionId_t actionId, MessageQueueId_t commandedBy,
                                  const uint8_t* data, size_t dataLen);
  void handleTransitionToOn();
  void handleTransitionToOff();

  ReturnValue_t commandTcModeReplay();
  ReturnValue_t commandTcMemWrite(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcMemRead(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcFlashDelete(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcReplayStart(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcReplayStop();
  ReturnValue_t commandTcDownlinkPwrOn(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcDownlinkPwrOff();
  ReturnValue_t commandTcGetHkReport();
  ReturnValue_t commandTcGetDirContent(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcReplayWriteSequence(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcCamCmdSend(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcModeIdle();
  ReturnValue_t commandTcCamTakePic(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcSimplexStreamFile(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcSplitFile(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcDownlinkDataModulate(const uint8_t* commandData, size_t commandDataLen);
  ReturnValue_t commandTcModeSnapshot();

  ReturnValue_t finishAndSendTc(DeviceCommandId_t cmdId, mpsoc::TcBase& tcBase,
                                uint32_t cmdCountdown = mpsoc::DEFAULT_CMD_TIMEOUT_MS);
  void handleEvent(EventMessage* eventMessage);
  void cmdDoneHandler(bool success, ReturnValue_t result);
  ReturnValue_t handleDeviceReply();
  ReturnValue_t handleAckReport();
  ReturnValue_t handleExecutionReport();
  void sendFailureReport(DeviceCommandId_t replyId, ReturnValue_t status);
  ReturnValue_t reportReplyData(DeviceCommandId_t tmId);
  ReturnValue_t handleGetHkReport();
  bool handleHwStartup();
  bool handleHwShutdown();

  void stopSpecialComHelper();
  void commandSubmodeTransition();
  void commonSpecialComInit();
  void commonSpecialComStop();
  void commandInitHandling(ActionId_t actionId, MessageQueueId_t commandedBy);
};