Answer to Question #199897 in C++ for zain ul abdeen

Question

Make a using four class program. helpful program. Store information sale something return complete things information.

Answer 1

#include <iostream>
#include <string>
#include <vector>


using namespace std;


class Product{
private:
	string name;
	float price;
	int quantity;
public:
	Product(string name,float price,int quantity){
		this->name=name;
		this->price=price;
		this->quantity=quantity;
	}


	void display(){
		cout<<"Name: "<<this->name<<"\n";
		cout<<"Price: "<<this->price<<"\n";
		cout<<"Quantity: "<<this->quantity<<"\n\n";
	}
	string getName(){
		return this->name;
	}
	float getPrice(){
		return this->price;
	}
	int getQuantity(){
		return this->quantity;
	}


};


class Customer{
private:
	string ID;
	string name;
	string telephoneNumber;
	vector<Product> selectedProducts;	
public:
	Customer(){}
	Customer(string ID,string name,string telephoneNumber){
		this->ID=ID;
		this->name=name;
		this->telephoneNumber=telephoneNumber;
	}
	void display(){
		cout<<"ID: "<<this->ID<<"\n";
		cout<<"Name: "<<this->name<<"\n";
		cout<<"Telephone number: "<<this->telephoneNumber<<"\n\n";
	}
	void addProduct(Product product){
		this->selectedProducts.push_back(product);
	}
	string getID(){
		return this->ID;
	}
	string getName(){
		return this->name;
	}
	string getTelephoneNumber(){
		return this->telephoneNumber;
	}
};


class Sale{
private:
	string date;
	float amount;
	int quantity;
	Customer customer;
public:
	Sale(string date,float amount,int quantity){
		this->date=date;
		this->amount=amount;
		this->quantity=quantity;
	}
	void display(){
		customer.display();
		cout<<"Date: "<<this->date<<"\n";
		cout<<"Amount: "<<this->amount<<"\n";
		cout<<"Quantity: "<<this->quantity<<"\n\n";
	}
	string getDate(){
		return this->date;
	}
	float getAmount(){
		return this->amount;
	}
	int getQuantity(){
		return this->quantity;
	}
	void addCustomer(Customer customer){
		this->customer=customer;
	}
};






class Store{
private:
	string name;
	vector<Product> allProducts;
	vector<Sale> sales;
public:
	Store(string name){
		this->name=name;
	}


	void display(){
		cout<<"Name: "<<this->name<<"\n";
		cout<<"All products:\n";
		for(int i=0;i<allProducts.size();i++){
			allProducts[i].display();
		}
		cout<<"\nAll sales:\n";
		for(int i=0;i<sales.size();i++){
			sales[i].display();
		}
	}


	void addProduct(Product product){
		this->allProducts.push_back(product);
	}
	void addSale(Sale sale){
		this->sales.push_back(sale);
	}
};


int main()
{


	Store store("My Store");
	Product product1("Item 1",50.5,12);
	Product product2("Item 2",14.5,25);
	Product product3("Item 3",25.4,58);


	Customer customer1("5454132654","Mary Clark","066589458");
	Customer customer2("4546321456","Peter Smith","045545656");
	Customer customer3("1354646413","Mike Johnson","078464465");


	customer1.addProduct(product1);
	customer1.addProduct(product2);


	customer2.addProduct(product2);
	customer2.addProduct(product3);


	customer3.addProduct(product1);
	customer3.addProduct(product3);


	Sale sale1=Sale("29/05/2021",25,3);
	sale1.addCustomer(customer1);
	Sale sale2=Sale("28/04/2021",10,10);
	sale2.addCustomer(customer2);
	Sale sale3=Sale("15/03/2021",15,5);
	sale3.addCustomer(customer3);


	store.addProduct(product1);
	store.addProduct(product2);
	store.addProduct(product2);


	store.addSale(sale1);
	store.addSale(sale2);
	store.addSale(sale3);


	store.display();


	system("pause");
	return 0;
}