| 372 | } |
| 373 | |
| 374 | int main() { |
| 375 | PackedGroceries p; // declaration of object PackedGroceries |
| 376 | FreshGroceries f; // declaration of object for class FreshGroceries |
| 377 | |
| 378 | for (int i = 0; i < 1000; i++) { |
| 379 | system("cls"); |
| 380 | cout << "Main Menu: \n"; |
| 381 | cout << "1. List all products\n"; |
| 382 | cout << "2. Add Packed Groceries \n"; |
| 383 | cout << "3. Add Fresh Groceries\n"; |
| 384 | cout << "4. Purchase\n"; |
| 385 | cout << "Your choice: \n"; |
| 386 | |
| 387 | switch (_getch()) { |
| 388 | case '1': { |
| 389 | system("cls"); |
| 390 | ifstream inPacked("Packed", ios::binary); |
| 391 | ifstream inFresh("Fresh", ios::binary); |
| 392 | |
| 393 | // displaying the list of packed products |
| 394 | cout << left << setw(20) << "Name" << setw(15) << "UIC" << setw(20) << "Price" << setw(15) << "Quantity" << endl; |
| 395 | while (inPacked.read((char*)&p, sizeof(PackedGroceries))) { |
| 396 | p.display(); |
| 397 | } |
| 398 | |
| 399 | // displaying the list of fresh products |
| 400 | while ( inFresh.read((char*)&f, sizeof(FreshGroceries))) { |
| 401 | f.display(); |
| 402 | } |
| 403 | |
| 404 | // closing the files after execution |
| 405 | inPacked.close(); |
| 406 | inFresh.close(); |
| 407 | system("pause"); |
| 408 | }break; |
| 409 | |
| 410 | case '2': { |
| 411 | system("cls"); |
| 412 | // inputing the info for the new item |
| 413 | ofstream outPacked("Packed", ios::binary | ios::app); |
| 414 | p.input(); |
| 415 | // writing to binary file |
| 416 | outPacked.write((char*)&p, sizeof(PackedGroceries)); |
| 417 | outPacked.close(); |
| 418 | }break; |
| 419 | |
| 420 | case '3': { |
| 421 | system("cls"); |
| 422 | ofstream outFresh("Fresh", ios::binary | ios::app); |
| 423 | // inputing the info for the new item |
| 424 | f.input(); |
| 425 | // writing to binary file the data inputted by user |
| 426 | outFresh.write((char*)&f, sizeof(FreshGroceries)); |
| 427 | outFresh.close(); |
| 428 | }break; |
| 429 | |
| 430 | case '4': { |
| 431 | Purchase(); // function for customer purchasing |