Hệ thống đặt chỗ của hãng hàng không đơn giản trong C++ với mã nguồn

4.867 lượt xem;

bluesky.cpp
project /

1 #include <iostream>
2 #include <iomanip>
3 #include "bluesky.h"
4 using namespace std;
5
6 int reserve = 9999;
7
8
9 //********************************************************************************************
10 //fills seat array with zeros
11
12 int seat[size];
13 void seat_fill()
14 {
15     for (int i = 0; i < size; i++)
16     {
17         seat[i] = 0;
18     }
19 }
20 //********************************************************************************************
21 bool taken=false;
22 bool seat_no(int y)
23 {
24
25         for (int i = 0; i < size; i++ ) //loop checks if the seat is taken or not.
26         {
27                 if( seat[i] == -1 )
28                 {
29                 taken=true;
30                      cout << "The seat is taken already. \n";
31                         cout << "Please choose another seat number from below."<<endl;
32
33                 int j = 1;
34                 while ( j < size+1 )
35                 {
36                     if ( seat[j-1] == -1)
37                     j++;
38                     else
39                     {
40                         cout <<"|" << j << "|";
41                         if ( j%10 == 0 )
42                         cout << endl;
43                         j++;
44                     }
45
46                         }
47         }
48
49         }
50
51 } // this will print the available seat numbers only
52
53
54
55 //********************************************************************************************
56 void menu()
57 {
58 char choice;
59
60 do{
61 cout <<"\t\t ------------------------------ \n";
62 cout <<"\t\t Make Reservation ...... '1' \n";
63 cout <<"\t\t ------------------------------ \n";
64 cout <<"\t\t Cancel Reservation ...... '2' \n ";
65 cout <<"\t\t ------------------------------ \n";
66 cout <<"\t\t Search Passenger ...... '3' \n";
67 cout <<"\t\t ------------------------------ \n";
68 cout <<"\t\t Change Reservation ...... '4' \n";
69 cout <<"\t\t ------------------------------ \n";
70 cout <<"\t\t Print a list ...... '5' \n";
71 cout <<"\t\t ------------------------------ \n";
72 cout <<"\t\t Print status Report ...... '6' \n ";
73 cout <<"\t\t ------------------------------ \n";
74 cout <<"\t\t Quit ...... '7' \n ";
75 cout <<"\t\t ------------------------------ \n";
76 cout <<"::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::\n";
77 cout <<"\n Option :: ";
78
79     cin >> choice;
80     choice = ((int)(choice)-48);
81
82     switch (choice) //starting casefn1353.
83     {
84     case 1: system("CLS"); bluesky.make_reservation();
85                     break;
86     case 2: system("CLS"); bluesky.cancel_reservation();
87                     break;
88     case 3: system("CLS"); bluesky.search_passenger();
89                     break;
90     case 4: system("CLS"); bluesky.change_reservation();
91                     break;
92     case 5: system("CLS"); bluesky.print_list();
93                     break;
94     case 6: system("CLS"); bluesky.print_report();
95                     break;
96     case 7: cout << "\n\nBrought To You By code-projects.org\n\n\n";
97                     break;
98
99     default: cout<<" Don't be like a DORK!!! \n\n";
100         break;
101
102
103     } // Ending case loop.
104
105
106     cout<<"\n\nxxxxxxxxx:::::: PROCESS COMPLETED: NEXT NODE ENTRY:::::::xxxxxxxxx\n\n";
107
108     cin.get();
109     if(cin.get()=='\n')
110         system("CLS");
111
112
113
114     cout<<"\n\n ..................... MENU OPTIONS .............................\n"<<endl;
115
116 }while(choice != 7 );
117
118 } // ending void menu function
119
120 //************************************************************************
121 airlines::airlines() //Constructor sets the pointer to null.
122 {
123     start = NULL;
124 }
125
126 //*************************************************************************
127 void airlines:: make_reservation() //This function makes reservation.
128 {
129     int meal_choice, x;
130
131
132     temp = new node; //adding new nodes.
133
134     cout<<"\n\nEnter First Name of person: ";
135     cin>>temp->fname;
136     cout<<"--------------------------------\n";
137
138     cout<<"Enter Last Name of Person: ";
139     cin>>temp->lname;
140     cout<<"--------------------------------\n";
141
142     cout<<"Enter ID of the person: ";
143     cin>>temp->ID;
144     cout<<"--------------------------------\n";
145
146     cout<<"Enter Phone Number of Person: ";
147     cin>>temp->phone_num;
148     cout<<"--------------------------------\n";
149
150     do{
151     cout << "Please Enter the Seat Number: ";
152
153         cin>>x;
154         while(x>size){
155         cout<<" Try again:: ";
156         cin >>x;
157         }
158
159     cout<<"--------------------------------\n";
160         if((seat[x-1])>-1) // if seat value is 0 and more than it's is empty
161         taken = false;
162         else //cp
163         seat_no(x); // if taken print available seat from another function
164     seat[x-1] = -1; // make current seat unavailable as -1 value representation
165     temp->seat_num = x;
166
167     }while(taken==true);
168
169
170 //******************************************************************************
171     // prints the menu list and prompts to make a choice.
172
173         cout << "Please Enter Your Menu Preference from below: \n\n";
174         cout << " Veg ..... '1'\n";
175         cout << " Non-Veg ..... '2'\n";
176         cout << " No meal ..... '3'\n\n";
177
178         cout <<" Your Choice :: ";
179         cin >> meal_choice;
180
181         while(meal_choice>3 || meal_choice<1){
182         cout<<" Try Again:: ";
183         cin>>meal_choice;
184         }
185
186         if (meal_choice == 1)
187         temp->menu = "veg";
188
189         else if (meal_choice == 2)
190         temp->menu = "Non-Veg";
191
192         else
193         temp->menu = "No meal";
194
195
196
197
198     reserve++; //increments the reservation numbers
199     temp->reserve_num=reserve;
200     cout <<"\n::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::\n";
201     cout << "YOUR RESERVATION NUMBER IS :: " << reserve << "\n\n";
202     cout <<"::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::\n";
203
204     temp->next = NULL;
205
206     if(start == NULL)
207         start = temp;
208     else
209     {
210         temp2 = start;
211         while (temp2->next != NULL)
212         {
213             temp2 = temp2->next;
214         }
215         temp2->next = temp;
216     }
217
218 } // insert function close
219 //********************************************************************************************
220 int cancel=0;
221 void airlines:: cancel_reservation() //This function cancels reservation.
222 { int num;
223     cout << "Please Enter your reservation Number here: ";
224     cin >> num;
225
226         node *cur = start;
227         if(cur!=NULL)
228         { // error checking for empty node deletion which cause segm fault error.
229
230         if ( start->reserve_num == num ) //first node.
231         {
232             node *del = start;
233             start = start->next;
234             delete del;
235             seat[0] = 0;
236             cancel++;
237             return;
238         }
239         else
240         {
241             node *pre, *cur; //To delete a middle or last node.
242             pre = start;
243             cur = start->next;
244             while(cur != NULL)
245             {
246                 if ( cur->reserve_num == num )
247                         break;
248                 pre = cur;
249                 cur = cur->next;
250             }
251             seat[cur->seat_num-1] = 0;
252             if (cur != NULL )
253             pre->next = cur->next;
254
255         }
256
257     cancel++;
258     //reserve--;
259     //temp->reserve_num=reserve;
260
261         }// error checking if statement ends here
262         else
263         {
264         cout<<"!!! *** Nothing to delete or invalid entry *** !!! \n"<<endl;
265         }
266
267 }
268 //********************************************************************************************
269 void airlines:: search_passenger() //This function helps to search a passenger
270 {//either by first name
271         string fakename;
272         cout << "Please enter your first name here: ";
273         cin >> fakename;
274
275         node *cur = start;
276         while (cur != NULL)
277         {
278             if (cur->fname == fakename) //found
279             {
280                 cout << "First Name : " << cur->fname << endl;
281                 cout << "Last Name : " << cur->lname << endl;
282                 cout << "ID " << cur->ID << endl;
283                 cout << "Phone number: " << cur->phone_num << endl;
284                 cout << "seat Number: " << cur->seat_num << endl;
285                 cout << "Reservation No. " << cur->reserve_num<< endl;
286                 return;
287             } cur = cur->next;
288         } cout << " Sorry!!! NOT FOUND \n\n";
289
290 }
291
292 //********************************************************************************************
293 void airlines:: change_reservation() //This function helps to upgrade class or seats.
294 //or to make more reservations.
295 {
296     int option , next_seat;
297     cout << " Please enter your seat number: ";
298     cin >> option;
299     node *cur;
300     cur = start;
301
302     while(cur != NULL)
303     {
304         if ( cur->seat_num == option )
305             break;
306         cur = cur->next;
307     }
308     cout << "Please choose another seat number from below.";
309         int j = 1;
310         while ( j < size+1 )
311         {
312             if ( seat[j-1] == -1)
313             j++;
314             else
315             {
316             cout <<"| " << j << "|";
317             if ( j%10 == 0 )
318             cout << endl;
319             j++;
320             }
321         }
322     cin >> next_seat;
323     seat[cur->seat_num-1]=0;
324     cur->seat_num = next_seat;
325     seat[next_seat-1] = -1;
326
327 }
328
329 //********************************************************************************************
330 void airlines:: print_list() //This function prints the list of the passengers.
331 {
332     temp=start;
333     if(temp == NULL)
334     cout<<" End of lists"<<endl;
335     else
336     { int cnt = 1;
337         cout << "\tNumber\t First Name\t Last Name\t ID\t";
338         cout << "Phone Number\t seat Number\t Reservation No\t Menu\n";
339
340         while(temp != NULL) // Display details for what temp points to
341         {
342             cout << "\t" << cnt <<setw(15);
343             cout << temp->fname <<setw(15);
344             cout << temp->lname << setw(12);
345             cout << temp->ID << setw(12);
346             cout << temp->phone_num <<setw(15);
347             cout << temp->seat_num <<setw(15);
348             cout << temp->reserve_num <<setw(12);
349             cout << temp->menu << "\n";
350             // Move to next node
351             temp=temp->next;
352             cnt++;
353         }
354         cout << "\n\n";
355
356     }
357 }
358 //********************************************************************************************
359
360 void airlines:: print_report() //This function prints the status report of the flight.
361 { int count = 0;
362     for (int i =0; i < size; i++ )
363     {
364         if (seat[i] == -1)
365             count++;
366     }
367     cout<<"The number of reserved seats are: " << count <<endl;
368     cout<<"The number of cancellations are: " << cancel <<endl;
369 }
370
371 //********************************************************************************************

Hệ thống đặt chỗ của hãng hàng không đơn giản trong C++ với mã nguồn

Web, Tìm kiếm nhanh

Web, Tìm kết quả nhanh

Dự án liên quan!

Hệ thống ngân hàng đơn giản sử dụng C++ với mã nguồn

C++ Thư viện chuẩn

C++ vòng lắp, for loop

Chương trình C++ để hiển thị chuỗi Fibonacci

C++ bài học về mảng

C++ chuỗi