TP8: Pizzeria

This commit is contained in:
2024-12-01 22:17:27 +01:00
parent 3f473e5f99
commit ca9cb36223
8 changed files with 481 additions and 0 deletions

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TP8/Pizzeria/CLIENT.txt Normal file
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4
Leonardo;1;oignons;
Raphael;1;sauce tomate;
Donatello;3;fruits secs;champignon;poivrons;
Michel angelo;2;fromage;sauce tomate;

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TP8/Pizzeria/PIZZA_4.txt Normal file
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Vegetarienne;4;sauce tomate;poivrons;courgette;oignons;
4 Fromages;2;creme blanche;fromage;
Prosciutto;3;sauce tomate;fromage;jambon;
Frutti di mare;3;sauce tomate;fromage;fruits de mer;
Carbonara;3;creme blanche;fromage;lardons;
Forestière;3;sauce tomate;fromage;champignon;

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TP8/Pizzeria/Pizzeria.sln Normal file
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TP8/Pizzeria/main.cpp Normal file
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#include <iostream>
#include <fstream>
#include <map>
#include <list>
#include <string>
#include <iomanip>
#include <vector>
using namespace std;
class Base {
string nom;
vector<string> ing;
public:
string getNom() const { return nom; }
vector<string> getIng() { return ing; }
bool operator=(Base b) { return b.nom == nom; }
bool operator<(Base b) const { return nom < b.nom; }
void lecture(ifstream& f);
void saisie();
void affichage();
};
class Pizza : public Base {
public:
bool contient_allergene(string allergene);
float getPrix();
};
class Client : public Base {
public:
bool est_allergique(Pizza p);
};
template <class C, class T>
void lecture(C& c, const string name) {
ifstream f(name);
if (!f.is_open()) {
cout << "Erreur lors de la lecture du fichier" << endl;
exit(1);
}
int N;
f >> N; f.ignore();
while ((N--) > 0) {
T t;
t.lecture(f);
c.push_back(t);
f.ignore();
}
}
void Base::lecture(ifstream& f) {
getline(f, nom, ';');
int N;
f >> N; f.ignore();
while ((N--) > 0) {
string t;
getline(f, t, ';');
ing.push_back(t);
}
}
template <class T>
void afficher(T t, int w) {
cout << left << setw(w) << t << " ";
}
void Base::affichage() {
cout << nom << " : ";
cout << "(";
for (int i = 0; i < ing.size()-1; i++) {
cout << ing[i] << ", ";
}
if (ing.size() > 0)
cout << ing[ing.size()-1];
cout << ")";
}
void Base::saisie() {
cout << "Nom : ";
getline(cin, nom);
int N;
cout << "Nbr ing : ";
cin >> N; cin.ignore();
for (int i = 0; i < N; i++) {
string s;
cout << "Ing" << (i + 1) << " : ";
getline(cin, s);
ing.push_back(s);
}
}
float Pizza::getPrix() {
return getIng().size() * 2.0;
}
template <class C>
void affichage(C c) {
for (auto a : c) {
a.affichage();
cout << endl;
}
cout << endl;
}
bool Client::est_allergique(Pizza p) {
for (string ing : getIng()) {
if (p.contient_allergene(ing))
return true;
}
return false;
}
bool Pizza::contient_allergene(string ing) {
for (string i : getIng()) {
if (ing == i)
return true;
}
return false;
}
void pizza_alergenes(multimap<Client, Pizza>& mp, vector<Pizza> pizzas, list<Client> clients) {
for (Client c : clients) {
for (Pizza p : pizzas) {
if (c.est_allergique(p))
continue;
mp.insert(make_pair(c, p));
}
}
}
void affiche_map(multimap<Client, Pizza> mp, list<Client> clients) {
/* auto it = mp.begin();
while (it != mp.end()) {
Client c = it->first;
cout << c.getNom() << " : " << endl;
int i = 1;
while (it != mp.end() && it->first.getNom() == c.getNom()) {
cout << " ";
cout << "(" << i << ") : ";
it->second.affichage();
cout << endl;
it++; i++;
}
cout << endl;
} */
clients.sort();
for (Client c : clients) {
cout << c.getNom() << " : " << endl;
int i = 0;
auto r = mp.equal_range(c);
for (; r.first != r.second; r.first++) {
cout << " ";
cout << "(" << i << ") : ";
r.first->second.affichage();
cout << endl;
i++;
}
}
}
void ajout_pizza(vector<Pizza>& pizzas) {
Pizza p;
char c;
cout << "Ajout au début (O/N) : ";
cin >> c; cin.ignore();
auto it = c == 'O' ? pizzas.begin() : pizzas.end();
p.saisie();
pizzas.insert(it, p);
cout << "Prix calculé de cette pizza = " << p.getPrix() << " euros" << endl;
}
void del_pizza(vector<Pizza>& pizzas) {
string ing;
cout << "Ingr_allergie : ";
getline(cin, ing);
auto it = pizzas.begin();
while (it != pizzas.end()) {
if (it->contient_allergene(ing)) {
it = pizzas.erase(it);
}
it++;
}
cout << "Il reste : ";
for (int i = 0; i < pizzas.size()-1; i++) {
cout << pizzas[i].getNom() << ", ";
}
if (pizzas.size() > 0) {
cout << pizzas[pizzas.size() - 1].getNom();
}
cout << endl;
}
int menu() {
int c;
cout << "1. Lire Pizza(s)" << endl
<< "2. Lire Client(s)" << endl
<< "3. Créer multimap<client, pizza>" << endl
<< "4. Ajouter (début ou fin) pizza + prix (2euros/ing.)" << endl
<< "5. Supprimer toutes les pizzas" << endl;
cout << "Choix : ";
cin >> c; cin.ignore();
return c;
}
int main() {
vector<Pizza> pizzas;
list<Client> clients;
multimap<Client, Pizza> mp;
setlocale(LC_ALL, "");
while (true) {
switch (menu()) {
case 1:
lecture<vector<Pizza>, Pizza>(pizzas, "PIZZA_4.txt");
affichage(pizzas);
break;
case 2:
lecture<list<Client>, Client>(clients, "CLIENT.txt");
affichage(clients);
break;
case 3:
pizza_alergenes(mp, pizzas, clients);
affiche_map(mp, clients);
break;
case 4:
ajout_pizza(pizzas);
affichage(pizzas);
break;
case 5:
del_pizza(pizzas);
affichage(pizzas);
break;
default:
return 0;
}
}
}