#ifndef SICT_PASSENGER_H
#define SICT_PASSENGER_H

namespace sict
{
    class Passenger
    {
        char name[32];
        char destination[32];
    public:
        Passenger();
        Passenger(char* nameString, char* destinationString);
        bool isEmpty() const;
        void display() const;
        void setEmpty();
    };
}

#endif //SICT_PASSENGER_H

namespace sict
{
    Passenger::Passenger()
    {
        setEmpty();
    }
    Passenger::Passenger(char* nameString, char* destinationString)
    {
        if ("" == nameString || "" == destinationString || '\0' == nameString || '\0' == destinationString)
        {
            setEmpty();
        }
        else
        {
            for (int i = 0; i < strlen(name); i++)
            {
                name[i] = nameString[i];
            }
            for (int i = 0; i < strlen(destination); i++)
            {
                destination[i] = destinationString[i];
            }
        }
    }
    void Passenger::setEmpty()
    {
        name[0] = '\0';
        destination[0] = '\0';
    }
    bool Passenger::isEmpty() const
    {
        if ('\0' == name[0] && '\0' == destination[0])
        {
            return true;
        }
        else
        {
            return false;
        }
    }
    void Passenger::display() const
    {
        if (!isEmpty())
        {
            for (int i = 0; i < strlen(name); i++)
            {
                cout << name[i];
            }
            cout << " - ";
            for (int i = 0; i < strlen(destination); i++)
            {
                cout << destination[i];
            }
            cout << endl;
        }
        else
        {
            cout << "No Passenger!" << endl;
        }
    }
}

#include <cstring>
#include <iostream>
using namespace std;
using namespace sict;
int main()
{
    Passenger travellers[] = {
        Passenger(nullptr, "Toronto"),
        Passenger("", "Toronto"),
        Passenger("John Smith", nullptr),
        Passenger("John Smith", ""),
        Passenger("John Smith", "Toronto"), // valid
        Passenger(nullptr, nullptr),
        Passenger()
    };
    cout << "----------------------------------------" << endl;
    cout << "Testing the validation logic" << endl;
    cout << "(only passenger 5 should be valid)" << endl;
    cout << "----------------------------------------" << endl;
    for (int i = 0; i < 7; ++i)
    {
        cout << "Passenger " << i + 1 << ": " << (travellers[i].isEmpty() ? "not valid" : "valid") << endl;
    }
    cout << "----------------------------------------" << endl << endl;

    Passenger vanessa("Vanessa", "Paris"),
              mike("Mike", "Tokyo"),
              alice("Alice", "Paris");
    cout << "----------------------------------------" << endl;
    cout << "Testing the display function" << endl;
    cout << "----------------------------------------" << endl;
    vanessa.display();
    mike.display();
    alice.display();
    travellers[0].display();
    cout << "----------------------------------------" << endl << endl;

    return 0;
}