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#include <iostream>
#include <unordered_map>
#include <string>

// Forward declaration of State class
class State;

// Mealy Machine class
class MealyMachine {
private:
    State* currentState;

public:
    // Constructor
    MealyMachine(State* initialState) : currentState(initialState) {}

    // Method to process inputs
    void processInputs(bool button, bool dco_s, bool go_down, bool go_up);

    // Getters for outputs
    bool getDco() const;
    bool getFan() const;
    bool getMotor() const;
    bool getMotorDir() const;
};

// Define a class for state
class State {
public:
    std::string name;
    std::unordered_map<std::string, std::pair<State*, std::string>> transitions; // Mapping from inputs to next state and outputs

    // Constructor
    State(const std::string& name) : name(name) {}
};

// Method definition for MealyMachine::processInputs
void MealyMachine::processInputs(bool button, bool dco_s, bool go_down, bool go_up) {
    std::string input = std::to_string(button) + std::to_string(dco_s) + std::to_string(go_down) + std::to_string(go_up);
    
    // Check if the input has a transition defined for the current state
    if (currentState->transitions.find(input) != currentState->transitions.end()) {
        auto transition = currentState->transitions[input];
        currentState = transition.first;
        std::cout << "Transition to state: " << currentState->name << std::endl;
    } else {
        std::cout << "No transition defined for inputs in state '" << currentState->name << "'" << std::endl;
    }
}

// Method definition for MealyMachine::getDco
bool MealyMachine::getDco() const {
    // Get output associated with the current state
    return currentState->transitions.at("000").second == "1";
}

// Method definition for MealyMachine::getFan
bool MealyMachine::getFan() const {
    // Get output associated with the current state
    return currentState->transitions.at("000").second == "1";
}

// Method definition for MealyMachine::getMotor
bool MealyMachine::getMotor() const {
    // Get output associated with the current state
    return currentState->transitions.at("000").second == "1";
}

// Method definition for MealyMachine::getMotorDir
bool MealyMachine::getMotorDir() const {
    // Get output associated with the current state
    return currentState->transitions.at("000").second == "1";
}

int main() {
    // Define states
    State* groundState = new State("Ground");
    State* startingUpState = new State("StartingUp");
    State* goingUpState = new State("GoingUp");
    State* topState = new State("Top");
    State* startingDownState = new State("StartingDown");
    State* goingDownState = new State("GoingDown");

    // Define transitions and outputs for each state
    groundState->transitions["1000"] = {startingUpState, "0000"};
    startingUpState->transitions["1100"] = {goingUpState, "1100"};
    goingUpState->transitions["0110"] = {topState, "0110"};
    topState->transitions["0001"] = {startingDownState, "0000"};
    startingDownState->transitions["1100"] = {goingDownState, "1100"};
    goingDownState->transitions["1010"] = {groundState, "1010"};

    // Create Mealy machine
    MealyMachine liftController(groundState);

    // Process inputs and get outputs
    liftController.processInputs(true, false, false, false); // button = true, dco_s = false, go_down = false, go_up = false
    std::cout << "DCO: " << (liftController.getDco() ? "1" : "0") << std::endl;
    std::cout << "Fan: " << (liftController.getFan() ? "1" : "0") << std::endl;
    std::cout << "Motor: " << (liftController.getMotor() ? "1" : "0") << std::endl;
    std::cout << "Motor Direction: " << (liftController.getMotorDir() ? "1" : "0") << std::endl;

    // Cleanup
    delete groundState;
    delete startingUpState;
    delete goingUpState;
    delete topState;
    delete startingDownState;
    delete goingDownState;

    return 0;
}