Shopping Management System Project in C++

Instructions:

Below mention code is compiled in Code Blocks and Visual Studio 2015 and output snap is attached.. If any problem you feel and want explanation feel free to contact.

Code:

/**************************************************|

/*************C++ Programs And Projects************|

***************************************************/

#include<stdlib.h>

#include<iostream>

#include<string.h>

#include<conio.h>

#pragma warning(disable:4996)

#pragma warning(disable:4700)

using namespace std;

#define MAX    100

class itemEntry {

public:

       float unit_price;

       int copies;

       char name[30];

       char company[30];

};

class Store {

public:

       int numItem;

       itemEntry database[MAX];

       Store() {

              numItem = 0;

       }

       void insertItem(char itemName[], char company[], int c, float p);

       void deleteItem(char itemName[]);

       itemEntry *search(char itemName[]);

       void updateItem(char itemName[], int total, float price);

};

void Store::insertItem(char itemName[], char company[], int c, float p) {

       strcpy(database[numItem].name, itemName);

       strcpy(database[numItem].company, company);

       database[numItem].copies = c;

       database[numItem].unit_price = p;

       cout << "Item Inserted Successfully.\n";

       ++numItem;

}

void Store::deleteItem(char itemName[]) {

       int i;

       for (i = 0; i < numItem; i++) {

              if (strcmp(itemName, database[i].name) == 0) {

                     database[i].copies--;

                     cout << "Item Deleted Successfully.\n";

                     return;

              }

       }

       cout << "Item not found.\n";

}

itemEntry *Store::search(char itemName[]) {

       int i;

       for (i = 0; i < numItem; i++) {

              if (strcmp(itemName, database[i].name) == 0)

                     return &database[i];

       }

       return NULL;

}

void Store::updateItem(char itemName[], int total, float price)

{

       itemEntry *item = search(itemName);

       if (item == NULL)

       {

              cout << "Item not found.\n";

              return;

       }

       item->copies += total;

       item->unit_price = price;

}

int main() {

       Store sto;

       system("cls");

       char option='f', name[30], company[30], copies[10], unit_price[30];

       while (option != 'e') {

              cout << "\n----------->Enter your choice:<------------\n";

              cout << "I for insert\n";

              cout << "D for delete\n";

              cout << "S for search\n";

              cout << "U for update\n";

              cout << "E for exit\n";

              cin.getline(name, 80);

              option = name[0];

              switch (option) {

              case 'i':

                     cout << "Enter Name of Item, Company and no of copies,Unit price  per line:\n";

                     cin.getline(name, 80);

                     cin.getline(company, 80);

                     cin.getline(copies, 80);

                     cin.getline(unit_price, 80);

                     sto.insertItem(name, company, atoi(copies), atof(unit_price));

                     break;

              case 'd':

                     cout << "Enter Name of Item:\n";

                     cin.getline(name, 80);

                     sto.deleteItem(name);

                     break;

              case 's':

                     cout << "Enter Name of Item:\n";

                     cin.getline(name, 80);

                     itemEntry *test;

                     test = sto.search(name);

                     if (test != NULL) {

                           cout << "---------------->Searching Result<---------------------" << endl;

                           cout << "Item found\n" << "Name of the Item:" << test->name << endl << "Company name:" << test->company << endl << "Number of copies available:" << test->copies << endl << "Unit price:" << test->unit_price << endl;

                     }

                     else

                           cout << "Item not found\n";

                     break;

              case 'u':

                     cout << "Enter details for update...\n";

                     cout << "Enter name: "; cin.getline(name, 80);

                     cout << "Enter total new entry: "; cin.getline(copies, 80);

                     cout << "Enter new price: "; cin.getline(unit_price, 80);

                     sto.updateItem(name, atoi(copies), atof(unit_price));

                     break;

                     /*        case 'e':

                     exit(0);

                     break;*/

              }

       }

       return 0;

}

Output:

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