pt acasa

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

using namespace std;

class domeniu;
class telefon_fix;
class telefon_mobil;
//structura in care se retina data calendaristica
struct magazin
{
	int zi, luna, an;
};
//clasa lista
template <class T> class lista
{
	T *rad;
	T *point;
public:
	lista();
	~lista();
	void adaugare(T *q);
	T* cautare(char *nume);
	int stergere(char *nume);
	//returneaza primul nod
	T* prim()
	{
		point = rad;
		return point;
	}
	//returneaza urmatorul nod
	T* next()
	{
		if (point != NULL)
			point = point->urm;
		return point;
	}
	//returneaza daca un nod este vid sau nu
	int vid()
	{
		if (rad == NULL)
			return 1;
		else
			return 0;
	}
	void elibereaza();
	void afisare();
};
//se initializeaza radacina cu NULL
template <class T> lista<T>::lista()
{
	rad = NULL;
}
//stergere lista
template <class T> void lista<T>::elibereaza()
{
	T *p, *q;
	for (p = rad; p != NULL; p = q)
	{
		//se inainteaza in lista si se sterg nodurile
		q = p->urm;
		delete p;
	}
	//radacina devine null
	rad = NULL;
}
//destructorul care sterge lista
template <class T> lista<T>::~lista()
{
	elibereaza();
}
//adaugare nod in lista
template <class T> void lista<T>::adaugare(T *q)
{
	T *p;
	//daca lista e nula se adauga primul nod
	if (rad == NULL) {
		rad = q;
		return;
	}
	//se adauga ordonat in lista nodurile urmatoare
	for (p = rad; p->urm != NULL; p = p->urm)
		if (strcmp(p->urm->nume, q->nume) > 0)
			break;
	q->urm = p->urm;
	p->urm = q;
}
//stergere element in lista
template <class T> int lista<T>::stergere(char *aux)
{
	T *p, *q;
	//daca nu sunt elemente in lista
	if (rad == NULL)
		return 0;
	//daca se sterge primul nod
	if (strcmp(rad->nume, aux) == 0)
	{
		q = rad;
		rad = rad->urm;
		delete q;
		return 1;
	}
	//daca se sterge nod in interiorul listei
	for (p = rad; p->urm != NULL; p = p->urm)
		if (strcmp(p->urm->nume, aux) == 0)
		{
			q = p->urm;
			p->urm = p->urm->urm;
			delete q;
			return 1;
		}
	return 0;
}
//cautare nod in lista
template <class T> T* lista<T>::cautare(char *aux)
{
	T *p;
	for (p = rad; p != NULL; p = p->urm)
		if (strcmp(p->nume, aux) == 0)
			return p;
	return NULL;
}
//afisare lista
template <class T> void lista<T>::afisare()
{
	T *p;
	for (p = rad; p != NULL; p = p->urm)
		p->afisare();
}
class telefon_fix
{
	char *producator;
	char *culoare;
	char *dimensiune;

	int an;
	int nr;
	telefon_fix *urm;
public:
	magazin impr;
	telefon_fix(char *, char *, char *, int,int, magazin);
	~telefon_fix();
	void afisare();
	char* autorbook()
	{
		return culoare;
	}
	char* numebook()
	{
		return producator;
	}
	char* cotabook()
	{
		return dimensiune;
	}

	int anbook()
	{
		return an;
	}
	int nrbook()
	{
		return nr;
	}
	friend class lista<telefon_fix>;
};

telefon_fix::telefon_fix(char *n, char *t, char *c,int a, int N, magazin i)
{
	producator = new char[strlen(n) + 1];
	strcpy(producator, n);
	culoare = new char[strlen(t) + 1];
	strcpy(culoare, t);
	dimensiune = new char[strlen(c) + 1];
	strcpy(dimensiune, c);

	an = a;
	nr = N;
	impr = i;
	urm = NULL;
}

telefon_fix::~telefon_fix()
{
	delete[] producator;
	delete[] culoare;
	delete[] dimensiune;
	impr.zi = impr.luna = impr.an = 0;
	an = nr = 0;
}

void telefon_fix::afisare()
{
	cout << endl;
	cout << "Autorul: " << producator << endl;
	cout << "Titlu: " << culoare << endl;
	cout << "Cota: " << dimensiune << endl;

	cout << "Anul aparitiei: " << an << endl;
	cout << "Numar editie: " << nr << endl;
	cout << "Imprumutata(0/calendar): ";
	if (impr.zi == 0)
		cout << impr.zi << endl;
	else
		cout << impr.zi << "/" << impr.luna << "/" << impr.an << endl;
}
//class telefon_fix
//{
//	char *producator;
//	char *culoare;
//	char *dimensiune;
//
//	int an;
//	int nr;
//	telefon_fix *urm;
//public:
//	magazin impr;
//	telefon_fix(char *, char *, char *, int, int, magazin);
//	~telefon_fix();
//	void afisare();
//	char* autorbook()
//	{
//		return culoare;
//	}
//	char* numebook()
//	{
//		return producator;
//	}
//	char* cotabook()
//	{
//		return dimensiune;
//	}
//
//	int anbook()
//	{
//		return an;
//	}
//	int nrbook()
//	{
//		return nr;
//	}
//	friend class lista<telefon_fix>;
//};
//
//telefon_fix::telefon_fix(char *n, char *t, char *c, int a, int N, magazin i)
//{
//	producator = new char[strlen(n) + 1];
//	strcpy(producator, n);
//	culoare = new char[strlen(t) + 1];
//	strcpy(culoare, t);
//	dimensiune = new char[strlen(c) + 1];
//	strcpy(dimensiune, c);
//
//	an = a;
//	nr = N;
//	impr = i;
//	urm = NULL;
//}
//
//telefon_fix::~telefon_fix()
//{
//	delete[] producator;
//	delete[] culoare;
//	delete[] dimensiune;
//	impr.zi = impr.luna = impr.an = 0;
//	an = nr = 0;
//}
//
//void telefon_fix::afisare()
//{
//	cout << endl;
//	cout << "Autorul: " << producator << endl;
//	cout << "Titlu: " << culoare << endl;
//	cout << "Cota: " << dimensiune << endl;
//
//	cout << "Anul aparitiei: " << an << endl;
//	cout << "Numar editie: " << nr << endl;
//	cout << "Imprumutata(0/calendar): ";
//	if (impr.zi == 0)
//		cout << impr.zi << endl;
//	else
//		cout << impr.zi << "/" << impr.luna << "/" << impr.an << endl;
//}
class domeniu
{
protected:
	char *nume;
	lista<telefon_fix> book;
	domeniu *urm;
public:
	domeniu(char *);
	~domeniu();
	void adaugarebook(telefon_fix *q)
	{
		book.adaugare(q);
	}
	telefon_fix* cautarebook(char *aux)
	{
		return book.cautare(aux);
	}
	int stergerebook(char *aux)
	{
		return book.stergere(aux);
	}
	char* numedom()
	{
		return nume;
	}
	telefon_fix* primbook()
	{
		return book.prim();
	}
	telefon_fix* nextbook()
	{
		return book.next();
	}
	virtual void afisare();
	friend class lista<domeniu>;
};

domeniu::domeniu(char *n)
{
	nume = new char[strlen(n) + 1];
	strcpy(nume, n);
	urm = NULL;
}

domeniu::~domeniu()
{
	delete[] nume;
}

void domeniu::afisare()
{
	cout << endl;
	cout << "Domeniu: " << nume << endl;
	book.afisare();
}

class magazin
{
	lista<domeniu> dom;
public:
	void adaugaredom(domeniu *aux)
	{
		dom.adaugare(aux);
	}
	domeniu* cautaredom(char *aux)
	{
		return dom.cautare(aux);
	}
	int stergeredom(char *aux)
	{
		return dom.stergere(aux);
	}
	void elibereaza()
	{
		dom.elibereaza();
	}
	void afisare()
	{
		dom.afisare();
	}
	domeniu* primdom()
	{
		return dom.prim();
	}
	domeniu* nextdom()
	{
		return dom.next();
	}
};

void meniu()
{
	cout << endl;
	cout << "1.Incarcare biblioteca dintr-un fisier" << endl;
	cout << "2.Creare domeniu nou" << endl;
	cout << "3.Adaugare carte la un anumit domeniu" << endl;
	cout << "4.Cautare carte in biblioteca" << endl;
	cout << "5.Stergere carte din biblioteca" << endl;
	cout << "6.Salvare in fisier a bibliotecii" << endl;
	cout << "7.Iesire" << endl;
	cout << "0.Afisare" << endl;
	cout << "Optiunea: " << endl;
}

telefon_fix* read_book()
{
	telefon_fix *c;
	char producator[100];
	char culoare[100];
	char dimensiune[100];

	int an;
	int nr;
	magazin impr;
	cout << "\nAutor: "; cin >> producator;
	cout << "\nTitlu: "; cin >> culoare;
	cout << "\nCota: "; cin >> dimensiune;

	cout << "\nAnul aparitiei: "; cin >> an;
	cout << "\nNumar editie: "; cin >> nr;
	cout << "\nImprumutata(0/calendar-zi luna an): ";
	cin >> impr.zi;
	if (impr.zi == 0)
		impr.luna = impr.an = 0;
	else
	{
		cin >> impr.luna;
		cin >> impr.an;
	}
	c = new telefon_fix(producator, culoare, dimensiune, an, nr, impr);
	return c;
}
//citire date din fisier
void cit_fisier(magazin *b)
{
	domeniu *d;
	telefon_fix *c;
	ifstream f;
	char aux, producator[100], culoare[100], dimensiune[100];
	magazin impr;
	int an, nr;
	f.open("carti.txt");
	while (!f.eof()) {
		aux = f.get();
		if (aux == 'd') {
			f.ignore(1);
			f.getline(producator, 20);
			d = new domeniu(producator);
			b->adaugaredom(d);
		}
		if (aux == 'c') {
			f.ignore(1);
			f >> producator;
			f >> culoare;
			f >> dimensiune;

			f >> an;
			f >> nr;
			f >> impr.zi;
			if (impr.zi == 0)
				impr.luna = impr.an = 0;
			else
			{
				f >> impr.luna;
				f >> impr.an;
			}
			c = new telefon_fix(producator, culoare, dimensiune, an, nr, impr);
			if (d != NULL) d->adaugarebook(c);
			f.ignore(1000, '\n');
		}
	}
	f.close();
}

void save_fisier(magazin *b)
{
	domeniu *d;
	telefon_fix *c;
	ofstream f;
	f.open("carti.txt");
	d = b->primdom();
	while (d != NULL) {
		f << "d ";
		f << d->numedom() << "\n";
		c = d->primbook();
		while (c != NULL) {
			f << "c " << c->autorbook() << " " << c->numebook() << " " << c->cotabook() << " ";
			f << c->anbook() << " " << c->nrbook() << " ";
			if (c->impr.zi == 0)
				f << c->impr.zi << "\n";
			else
				f << c->impr.zi << " " << c->impr.luna << " " << c->impr.an << "\n";
			c = d->nextbook();
		}
		d = b->nextdom();
	}
}

int main()
{
	int opt, x;
	telefon_fix *c = NULL;
	domeniu *d = NULL;
	magazin b;
	char aux[100];
	do {
		meniu();
		cin >> opt;
		switch (opt)
		{
		case 1: cit_fisier(&b);
			b.afisare();
			getch();
			break;
		case 2: cout << "\n Introduceti numele domeniului: ";
			cin >> aux;
			d = b.cautaredom(aux);
			if (d == NULL)
			{
				d = new domeniu(aux);
				b.adaugaredom(d);
				cout << "\n Domeniul a fost adaugat"; getch();
			}
			else
			{
				cout << "\n Domeniul exista deja !";
				getch();
			}
			d = NULL;
			b.afisare();
			getch();
			break;
		case 3:cout << "\n Introduceti numele domeniului:";
			cin >> aux;
			d = b.cautaredom(aux);
			if (d == NULL)
			{
				cout << "\n Domeniul introdus nu exista!";
				getch();
			}
			else
			{
				c = read_book();
				d->adaugarebook(c);
			}
			d = NULL;
			c = NULL;
			b.afisare();
			getch();
			break;
		case 4:cout << "\n Introduceti numele domeniului: ";
			cin >> aux;
			d = b.cautaredom(aux);
			if (d == NULL)
			{
				cout << "\n Domeniul introdus nu exista!";
				getch();
			}
			else
			{
				cout << "\n Introduceti titlul cartii: ";
				cin >> aux;
				c = d->cautarebook(aux);
				if (c != NULL)
				{
					cout << "\n Cartea se afla in biblioteca";
					getch();
				}
				else
				{
					cout << "\n Cartea nu se afla in biblioteca"; getch();
				}
			}
			break;
		case 5:cout << "\n Introduceti numele domeniului: ";
			cin >> aux;
			d = b.cautaredom(aux);
			if (d == NULL)
			{
				cout << "\n Domeniul introdus nu exista";
				getch();
			}
			else
			{
				cout << "\n Introduceti titlul cartii: ";
				cin >> aux;
				x = d->stergerebook(aux);
			}
			if (x == 1)
			{
				cout << "\n Cartea a fost stearsa";
				getch();
			}
			else
			{
				cout << "\n Cartea nu se afla in biblioteca"; getch();
			}
			break;
		case 6: save_fisier(&b);
			cout << "\n Datele au fost salvate in fisier"; getch();
			break;
		case 7: break;
		case 0: b.afisare();
			getch();
			break;
		default: cout << "\n Optiune gresita";
			break;
		}
	} while (opt != 7);

	return 0;
}