#ifndef CIAG_H
#define CIAG_H

#include <iostream>
#include <string.h>

class Ciag
{
public:
    Ciag();
    Ciag(char* arr);
    Ciag(const Ciag& obj);
    ~Ciag();
    int dl(){ return lengthCiag; }
    int ile() { return counter; }
    char toCharArray();
    void wyswietl();
    Ciag& operator = (const Ciag& c);
    Ciag& operator +=(Ciag& c);
private:
    std::size_t lengthCiag;
    char* ptrCiag;
    static std::size_t counter;
};

#endif // CIAG_H



//plik cpp plik cpp plik cpp



#include "ciag.h"

std::size_t Ciag::counter = 0;

Ciag::Ciag()
{
    ptrCiag = nullptr;
    lengthCiag = 0;
    counter++;
}

Ciag::Ciag(char* arr)
{
    lengthCiag = strlen(arr);
    ptrCiag = new char[lengthCiag + 1];
    strcpy(ptrCiag, arr);
    counter++;
}

Ciag::Ciag(const Ciag& obj)
{
    lengthCiag = obj.lengthCiag;
    ptrCiag = new char[ lengthCiag + 1];
    strcpy(ptrCiag, obj.ptrCiag);
}

Ciag::~Ciag()
{
    delete [] ptrCiag;
    ptrCiag = nullptr;
    counter--;
}

char Ciag::toCharArray()
{
    return *ptrCiag;
}

Ciag& Ciag::operator =(const Ciag& c)
{
    if(this != &c)
    {
        if(c.lengthCiag != lengthCiag)
        {
            delete [] ptrCiag;
            lengthCiag = 0;
            ptrCiag = nullptr;
            ptrCiag = new char[ c.lengthCiag + 1];
            lengthCiag = c.lengthCiag;
        }
        std::copy(c.ptrCiag, c.ptrCiag + c.lengthCiag, ptrCiag);
    }
    return *this;
}

Ciag& Ciag::operator +=(Ciag& c)
{
    Ciag temp;
    delete [] temp.ptrCiag;
    temp.ptrCiag = nullptr;
    temp.ptrCiag = new char[ lengthCiag + c.lengthCiag + 1];
    temp.lengthCiag = lengthCiag + c.lengthCiag;
    temp.ptrCiag = c.ptrCiag;
    strcat(temp.ptrCiag, c.ptrCiag);

    return *this;
}

void Ciag::wyswietl()
{
    std::cout << ptrCiag << "\n";
}









//main main main

#include <iostream>
#include "ciag.h"
using namespace std;

int main()
{
    Ciag c1, c2, c3, c4;
    c1 = "Hejka";
    c3 = "lel";
    c4 = "nom";
    c2 = c1;
    c4 += c3;
    c1.wyswietl();
    c2.wyswietl();
    c4.wyswietl();
    cout << c4.dl();
    return 0;
}