1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <string.h>
4 #include <conio.h>
5 typedef struct flightnode{
6 char flight_num[10]; //航班号
7 char start_time[10]; //起飞时间
8 char end_time[10]; //抵达时间
9 char start_place[20];//起飞城市
10 char end_place[20]; //抵达城市
11 int left; //空座数
12 float price; //票价
13 int isFull; //航班是否满仓
14 struct flightnode *next;//指向下一个结点
15 }flightnode;//航班结点
16 typedef struct passengernode{
17 char name[20]; //姓名
18 char ID_num[20]; //证件号
19 char flight_num[10];//航班号
20 int order_num; //订单号
21 int ticket_num; //订票数量
22 struct passengernode *next;//指向下一个结点
23 }passengernode;//客户结点
24 typedef struct passengerList
25 {
26 passengernode *head;
27 passengernode *rear;
28 }passengerList;
29 void init_flight(flightnode *&h)//目的是要建立一个以h为头结点的空链表,录入航班信息和增加航班后将航班结点插入该链表
30 {
31 h=(flightnode *)malloc(sizeof(flightnode));//申请头结点的空间
32 if(h==NULL) exit(0);
33 h->next=NULL;//将头结点h的指针域置为空
34 }
35 void init_passengerList(passengerList *&pList)
36 {
37 pList=(passengerList *)malloc(sizeof(passengerList));
38 pList->head=(passengernode *)malloc(sizeof(passengernode));//创建头结点
39 pList->rear=pList->head;
40 pList->rear->order_num=0;//订单号从0开始计数
41 pList->head->next=NULL;
42 }
43 void save_passenger(passengerList *PList)
44 {
45 FILE* fp = fopen("passenger.dat","wb");
46 if(fp==NULL)
47 return;
48 passengernode *temp=PList->head->next;
49 while(temp!=NULL)
50 {
51 fwrite(temp,sizeof(passengernode),1,fp);
52 temp = temp->next;
53 };
54 fclose(fp);
55 }
56 void load_passenger(passengerList *PList)
57 {
58 FILE* fp = fopen("passenger.dat","rb");
59 if(fp==NULL)
60 return;
61 passengernode *q;
62 int n;
63 while(!feof(fp))
64 {
65 q=(passengernode *)malloc(sizeof(passengernode));
66 n =fread(q,sizeof(passengernode),1,fp);
67 if(n!=1)
68 break;
69 PList->rear->next=q;
70 PList->rear=q;
71 }
72 PList->rear->next=NULL;
73 fclose(fp);
74 }
75 void save_flight(flightnode *h)
76 {
77 FILE* fp = fopen("flightList.dat","wb");
78 if(fp==NULL)
79 return;
80 flightnode *temp=h->next;
81 while(temp!=NULL)
82 {
83 fwrite(temp,sizeof(flightnode),1,fp);
84 temp = temp->next;
85 };
86 fclose(fp);
87 }
88 void load_flight(flightnode *&h)
89 {
90 flightnode *pt=h;
91 FILE* fp = fopen("flightList.dat","rb");
92 if(fp==NULL)
93 return;
94 flightnode *q;
95 int n;
96 while(!feof(fp))
97 {
98 q=(flightnode *)malloc(sizeof(flightnode));
99 n=fread(q,sizeof(flightnode),1,fp);
100 if(n!=1)
101 break;
102 pt->next=q;
103 pt=q;
104 }
105 pt->next=NULL;
106 fclose(fp);
107 }
108
109 int find_same_flight(flightnode *h,char *flight_num)
110 {
111 flightnode *t=h->next,*p=h->next;
112 int mark=0;
113 printf("%-8s%-12s%-12s%-10s%-10s%-8s%-10s%-8s\n","航班号","起飞城市","抵达城市","起飞时间","抵达时间","价格","是否满仓","空座数");
114 while(t!=NULL && strcmp(t->flight_num,flight_num)!=0) t=t->next;
115 while(p!=NULL){
116 if((strcmp(t->start_place,p->start_place)==0)&&(strcmp(t->end_place,p->end_place)== 0)&&(strcmp(t->flight_num,p->flight_num)!=0))
117 {
118 printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-10d%-8d\n",p->flight_num, p->start_place,p->end_place,p->start_time,p->end_time,p->price,p->isFull,p->left);
119 mark=1;
120 }
121 p=p->next;
122 }
123 if(mark==0)
124 {
125 printf("\t\t抱歉，没有可选的航班!\n");
126 return 0;
127 }
128 return 1;
129 }
130
131 void insert_flight(flightnode *&h,char* flight_num,char* start_place,char* end_place,char* start_time,char* end_time,int left,float price,float price_discount,int isFull)
132 //在录入航班情况或增加新的航班后,将新的航班结点插入到航线链表中
133 {
134 flightnode *q;//定义q为新增加的航班结点的指针的形参
135 flightnode *p=h;
136 q=(flightnode *)malloc(sizeof(flightnode));//为q结点申请空间
137 strcpy(q->flight_num,flight_num);
138 strcpy(q->start_place,start_place);
139 strcpy(q->end_place,end_place);
140 strcpy(q->start_time,start_time);
141 strcpy(q->end_time,end_time);
142 q->left=left;
143 q->price=price;
144 q->isFull=isFull;
145 //以上是用strcpy函数将新增加航班的各种信息复制到q结点中
146 q->next=p->next;//将q结点的指针域置为空
147 p->next=q;
148 p=p->next;//将指针后移
149 }
150 void insert_passengerList(flightnode *&h,passengerList *&PList,char *name,char *ID_num,char *flight_num,int ticket_num)
151 //客户订票后，将客户结点插入客户链表中，并修改相应的航班信息。
152 {
153 flightnode *p=h->next;
154 for(;p!=NULL;p=p->next)
155 if(strcmp(p->flight_num,flight_num)==0)
156 {
157 p->left=p->left-ticket_num;
158 if(p->left==0)
159 p->isFull=1;
160 }
161 passengernode *q=(passengernode *)malloc(sizeof(passengernode));//新建结点，存放新的客户订单信息
162 strcpy(q->name,name);
163 strcpy(q->ID_num,ID_num);
164 strcpy(q->flight_num,flight_num);
165 q->ticket_num=ticket_num;
166 q->next=NULL;
167 //将新订单连接到链表中
168 PList->rear->next=q;
169 q->order_num=PList->rear->order_num+1;//生成订单号
170 PList->rear=q;
171 }
172
173 void delete_flight(flightnode *&h,passengerList *&PList)
174 //目的要按照某个航班号删除航班结点
175 {
176 flightnode *p,*pr;
177 passengernode *q,*qr;
178 char flight_num[10];
179 int mark=1;
180 qr=PList->head;//pr为顾客链表的头结点
181 q=qr->next;//用p作为中间指针对顾客链表中要删除的顾客结点进行查找
182 pr=h;//pr为航线链表的头结点
183 p=pr->next;//用p作为指针对航线链表中要删除的航班结点进行查找
184 printf("\t\t请输入你要删除的航班号:");
185 scanf("%s",flight_num);
186 while(p!=NULL)//要删除的航班存在,下面进行删除操作
187 {
188 if(strcmp(flight_num,p->flight_num)==0)
189 {
190 pr->next=p->next;//移动指针找着要删除的航班结点
191 free(p);//删除操作
192 printf("\t\t删除%s航班成功!\n",flight_num);
193 mark=0;
194 p=NULL;
195 }
196 if(pr->next!=NULL)
197 {
198 pr=pr->next;
199 p=pr->next;
200 }
201 }
202 if(mark==1)
203 printf("\t\t无此航班,无法删除!\n");
204 else
205 {
206 while(q!=NULL)//要删除的顾客存在,下面进行删除操作
207 {
208 if(strcmp(flight_num,q->flight_num)==0)
209 {
210 qr->next=q->next;//移动指针找着要删除的顾客结点
211 free(q);
212 q=NULL;
213 }
214 if(qr->next!=NULL)
215 {
216 qr=qr->next;
217 q=qr->next;
218 }
219 }
220 }
221 }
222 int delete_passenger(passengerList *&PList,flightnode *&h,char *name,char *ID_num)
223 //目的是按照要退票的顾客的姓名查找该顾客结点,进行删除操作
224 {
225 passengernode *p,*pr=PList->head;//pr指向顾客链表的头结点
226 p=pr->next;
227 while(p!=NULL)
228 {
229 if(strcmp(name,p->name)==0&&strcmp(ID_num,p->ID_num)==0)
230 {
231 for(flightnode *f=h->next;f!=NULL;f=f->next)
232 if(strcmp(p->flight_num,f->flight_num)==0)
233 {
234 f->left=f->left+p->ticket_num;
235 f->isFull=0;
236 break;
237 }
238 pr->next=p->next;
239 free(p);
240 printf("\t\t顾客%s,%s退票成功!\n",name,ID_num);
241 return 1;
242 }
243 pr=pr->next;
244 p=pr->next;
245 }
246 printf("\t\t无此顾客,无法退票!\n");
247 return 0;
248 }
249
250 void add_flight(flightnode *&h)//录入航班信息后调用insert_flight函数增加航班
251 {
252 flightnode *p=h;
253 char flight_num[10],start_time[10],end_time[10],start_place[20],end_place[20];
254 int left,isFull,mark=1;
255 float price,price_discount;
256 for(;p->next!=NULL;p=p->next){}//移动指针,找到最后一个结点
257 while(mark==1)
258 {
259 printf("\t\t请输入你要增加的航班号:");
260 scanf("%s",flight_num);
261 printf("\t\t请输入出发地:");
262 scanf("%s",start_place);
263 printf("\t\t请输入目的地:");
264 scanf("%s",end_place);
265 printf("\t\t请输入起飞时间:");
266 scanf("%s",start_time);
267 printf("\t\t请输入抵达时间:");
268 scanf("%s",end_time);
269 printf("\t\t请输入票价:");
270 scanf("%f",&price);
271 printf("\t\t请输入剩余座位数:");
272 scanf("%d",&left);
273 printf("\t\t请输入是否满仓(0表示没有满仓1以满仓):");
274 scanf("%d",&isFull);
275 insert_flight(p,flight_num,start_place,end_place,start_time,end_time,left,price, price_discount,isFull);
276 printf("\t\t增加航班%s成功!\n",flight_num);
277 printf("\t\t是否继续录入航班信息(1表示继续录入;0表示停止录入).\n");
278 printf("\t\t请输入:");
279 scanf("%d",&mark);
280 }
281 }
282
283 int flight_num_check(flightnode *h,char *flight_num)//用航班号进行查询
284 {
285 flightnode *p=h;
286 printf("%-8s%-12s%-12s%-10s%-10s%-8s%-10s%-8s\n","航班号","起飞城市","抵达城市","起飞时间","抵达时间","价格","是否满仓","空座数");
287 for(;p!=NULL;p=p->next)
288 {
289 if(strcmp(p->flight_num,flight_num)==0)
290 {
291 printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-10d%-8d\n",p->flight_num, p->start_place,p->end_place,p->start_time,p->end_time,p->price,p->isFull,p->left);
292 return 1;
293 }
294 }
295 printf("\t\t抱歉,没有航班号为%s的航班信息!\n",flight_num);
296 return 0;
297 }
298 int place_check(flightnode *h,char *start_place,char *end_place)//用起飞抵达城市进行查询
299 {
300 flightnode *p=h;
301 int mark=0;
302 printf("%-8s%-12s%-12s%-10s%-10s%-8s%-10s%-8s\n","航班号","起飞城市","抵达城市","起飞时间","抵达时间","价格","是否满仓","空座数");
303 for(;p!=NULL;p=p->next)
304 {
305 if(strcmp(p->start_place,start_place)==0&&strcmp(p->end_place,end_place)==0)
306 {
307 printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-10d%-8d\n",p->flight_num, p->start_place,p->end_place,p->start_time,p->end_time,p->price,p->isFull,p->left);
308 mark=1;
309 }
310 }
311 if(mark==0)
312 {
313 printf("\t\t抱歉,没有从%s到%s的航班信息!\n",start_place,end_place);
314 return 0;
315 }
316 return 1;
317 }
318 void check_all_flight(flightnode *h)
319 {
320 flightnode *p=h;
321 int m=0;
322 printf("%-8s%-12s%-12s%-10s%-10s%-8s%-10s%-8s\n","航班号","起飞城市","抵达城市","起飞时间","抵达时间","价格","是否满仓","空座数");
323 for(;p!=NULL;p=p->next)
324 {
325 printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-10d%-8d\n",p->flight_num, p->start_place,p->end_place,p->start_time,p->end_time,p->price,p->isFull,p->left);
326 m=1;
327 }
328 if(m==0)
329 printf("\t\t航班信息为空!\n");
330 }
331 void flight_check(flightnode *h)//选择使用哪一个函数进行查询
332 {
333 flightnode *p=h->next;
334 char flight_num[10],start_place[20],end_place[20];
335 char a;
336 printf("\t\t请选择航班查询方式:\n");
337 printf("\t\t1表示按航班号进行查询;\n");
338 printf("\t\t2表示按起飞抵达城市进行查询;\n");
339 printf("\t\t3表示浏览全部航班信息.\n\t\t请选择输入:");
340 a=getch();
341 printf("%c\n",a);
342 if(a=='1')
343 {
344 printf("\t\t请输入航班号:");
345 scanf("%s",flight_num);
346 flight_num_check(p,flight_num);
347 }
348 else if(a=='2')
349 {
350 printf("\t\t请输入起飞城市:");
351 scanf("%s",start_place);
352 printf("\t\t请输入抵达城市:");
353 scanf("%s",end_place);
354 place_check(p,start_place,end_place);
355 }
356 else if(a=='3')
357 check_all_flight(p);
358 else
359 return;
360 }
361
362 int ID_name_check(passengerList *PList,char *name,char *ID_num)
363 {
364 passengernode *p=PList->head->next;
365 int mark=0;
366 printf("%-8s%-20s%-20s%-10s%-8s%\n","订单号","姓名","证件号","航班号","订票数量");
367 for(;p!=NULL;p=p->next)
368 {
369 if(strcmp(p->ID_num,ID_num)==0&&strcmp(p->name,name)==0)
370 {
371 printf("%-8d%-20s%-20s%-10s%-8d%\n",p->order_num,p->name,p->ID_num, p->flight_num,p->ticket_num);
372 mark=1;
373 }
374 }
375 if(mark==0)
376 {
377 printf("\t\t抱歉,没有%s,%s的订单信息!\n",name,ID_num);
378 return 0;
379 }
380 return 1;
381 }
382 int order_num_check(passengerList *PList,int order_num)
383 {
384 passengernode *p=PList->head->next;
385 printf("%-8s%-20s%-20s%-10s%-8s%\n","订单号","姓名","证件号","航班号","订票数量");
386 for(;p!=NULL;p=p->next)
387 {
388 if(p->order_num==order_num)
389 {
390 printf("%-8d%-20s%-20s%-10s%-8d%\n",p->order_num,p->name,p->ID_num, p->flight_num,p->ticket_num);
391 return 1;
392 }
393 }
394 printf("\t\t抱歉,没有订单号为%d的订单信息!\n",order_num);
395 return 0;
396 }
397 void check_all_passenger(passengerList *PList)
398 {
399 passengernode *p=PList->head->next;
400 int m=0;
401 printf("%-8s%-20s%-20s%-10s%-8s%\n","订单号","姓名","证件号","航班号","订票数量");
402 for(;p!=NULL;p=p->next)
403 {
404 printf("%-8d%-20s%-20s%-10s%-8d%\n",p->order_num,p->name,p->ID_num, p->flight_num,p->ticket_num);
405 m=1;
406 }
407 if(m==0)
408 printf("\t\t订单信息为空!\n");
409 }
410 void passenger_check(passengerList *PList)
411 {
412 char name[20],ID_num[15];
413 int order_num;
414 char a;
415 printf("\t\t请选择订单查询方式:\n");
416 printf("\t\t1表示按客户姓名和证件号进行查询;\n");
417 printf("\t\t2表示按订单号进行查询;\n");
418 printf("\t\t3表示查看全部订单信息.\n\t\t请选择输入:");
419 a=getch();
420 printf("%c\n",a);
421 if(a=='1')
422 {
423 printf("\t\t请输入客户姓名:");
424 scanf("%s",name);
425 printf("\t\t请输入证件号:");
426 scanf("%s",ID_num);
427 ID_name_check(PList,name,ID_num);
428 }
429 else if(a=='2')
430 {
431 printf("\t\t请输入订单号:");
432 scanf("%d",&order_num);
433 order_num_check(PList,order_num);
434 }
435 else if(a=='3')
436 check_all_passenger(PList);
437 else
438 return;
439 }
440
441 void modify_flight(flightnode *&h,passengerList *&PList)
442 {
443 flightnode *p=h->next;
444 char flight_num[10],start_time[10],end_time[10];
445 char a;
446 printf("\t\t************航线信息修改*************\n\n");
447 printf("\t\t*************************************\n\n");
448 printf("\t\t* 增加航班-------1 *\n\n");
449 printf("\t\t* 删除航班-------2 *\n\n");
450 printf("\t\t* 修改航班时间---3 *\n\n");
451 printf("\t\t*************************************\n\n");
452 printf("\t\t请选择:");
453 a=getch();
454 printf("%c\n",a);
455 if(a=='1')
456 add_flight(h);
457 else if(a=='2')
458 delete_flight(h,PList);
459 else if(a=='3')
460 {
461 printf("\t\t请输入要修改的航班的航班号:");
462 scanf("%s",flight_num);
463 if(flight_num_check(p,flight_num)==1)
464 {
465 printf("\t\t请输入修改后的起飞时间:");
466 scanf("%s",start_time);
467 printf("\t\t请输入修改后的抵达时间:");
468 scanf("%s",end_time);
469 for(;p!=NULL;p=p->next)
470 if(strcmp(flight_num,p->flight_num)==0)
471 {
472 strcpy(p->start_time,start_time);
473 strcpy(p->end_time,end_time);
474 printf("\t\t航班%s时间修改成功!\n",flight_num);
475 }
476 }
477 }
478 else
479 return;
480 }
481
482 int book(flightnode *&h,passengerList *&PList)
483 {
484 char name[20]; //姓名
485 char ID_num[20]; //证件号
486 char flight_num[10]; //航班号
487 char start_place[20];//起飞城市
488 char end_place[20]; //抵达城市
489 int ticket_num; //订票数量
490 int k;
491 flightnode *p=h->next;
492 printf("\t\t请输入信息:\n");
493 printf("\t\t请输入起飞城市:");
494 scanf("%s",start_place);
495 printf("\t\t请输入抵达城市:");
496 scanf("%s",end_place);
497 if(place_check(h,start_place,end_place)==1)
498 {
499 printf("\t\t航班号:");
500 scanf("%s",flight_num);
501 while(flight_num==NULL){
502 printf("航班号不能为空!\n");
503 printf("\t\t航班号:");
504 scanf("%s",flight_num);
505 }
506 while(p!=NULL){
507 if(strcmp(p->flight_num,flight_num)==0)
508 {
509 printf("\t\t姓名:");
510 scanf("%s",name);
511 printf("\t\t证件号码:");
512 scanf("%s",ID_num);
513 printf("\t\t订票数量:");
514 scanf("%d",&ticket_num);
515 while(name==NULL){
516 printf("客户姓名不能为空!\n");
517 printf("\t\t姓名:");
518 scanf("%s",name);
519 }
520 while(ID_num==NULL){
521 printf("客户证件号码不能为空!\n");
522 printf("\t\t证件号码:");
523 scanf("%s",ID_num);
524 }
525 while(ticket_num==0){
526 printf("客户订票数量不能为空!\n");
527 printf("\t\t订票数量:");
528 scanf("%d",&ticket_num);
529 }
530 if(p->left>0&&p->left>=ticket_num)
531 {
532 insert_passengerList(h,PList,name,ID_num,flight_num,ticket_num);
533
534 getch();
535 printf("\t\t恭喜您,订票成功!\n");
536 return 1;
537 }
538 else
539 {
540 printf("\t\t***很遗憾，该航班已满!***\n");
541 printf("\t\t***如选择其他航班请输入-----1\n\t\t***不选则输入-----0***\n");
542 printf("\t\t输入数字进行选择:");
543 scanf("%d",&k);
544 if(k==1)
545 {
546 printf("\t\t此航线上的其他航班有:\n");
547 if(find_same_flight(h,flight_num)==1)
548 {
549 printf("\t\t请输入您选的航班:");
550 scanf("%s",flight_num);
551 insert_passengerList(h,PList,name,ID_num,flight_num, ticket_num);
552 printf("\t\t恭喜您,订票成功!\n");
553 return 1;
554 }
555 }
556 }
557 }
558 else
559 p=p->next;
560 }
561 if(p==NULL)
562 printf("\t\t对不起,您输入的航班不存在!\n");
563 }
564 return 0;
565 }
566
567 void cancel(passengerList *&PList,flightnode *&h)
568 {
569 char name[20],ID_num[20];
570 printf("\t\t请输入你的姓名:");
571 scanf("%s",name);
572 printf("\t\t请输入你的证件号:");
573 scanf("%s",ID_num);
574 delete_passenger(PList,h,name,ID_num);
575 }
576
577 int main()
578 {
579 char choice;
580 int t=1;
581 flightnode *flight;
582 passengerList *PList;
583 init_flight(flight);//初始化航班链表
584 init_passengerList(PList);
585 load_flight(flight);
586 load_passenger(PList);
587 while(t==1)
588 {
589 printf("\t\t************飞机订票系统菜单*************\n");
590 printf("\t\t*****************************************\n");
591 printf("\t\t* 录入信息----------1 *\n\n");
592 printf("\t\t* 订 票----------2 *\n\n");
593 printf("\t\t* 退 票----------3 *\n\n");
594 printf("\t\t* 查询航班----------4 *\n\n");
595 printf("\t\t* 查询订单----------5 *\n\n");
596 printf("\t\t* 修改航线----------6 *\n\n");
597 printf("\t\t* 保存退出----------0 *\n\n");
598 printf("\t\t*****************************************\n\n");
599 printf("\t\t请选择服务:");
600 choice=getch();
601 printf("%c\n",choice);
602 system("cls");
603 if(choice=='1'){
604 add_flight(flight);
605 getch();
606 system("cls");
607 }else if(choice=='2'){
608 book(flight,PList);
609 getch();
610 system("cls");
611 }else if(choice=='3'){
612 cancel(PList,flight);
613 getch();
614 system("cls");
615 }else if(choice=='4'){
616 flight_check(flight);
617 getch();
618 system("cls");
619 }else if(choice=='5'){
620 passenger_check(PList);
621 getch();
622 system("cls");
623 }else if(choice=='6'){
624 modify_flight(flight,PList);
625 getch();
626 system("cls");
627 }else if(choice=='0'){
628 printf("\t\t再见!\n");
629 t=0;
630 }
631 }
632 save_flight(flight);
633 save_passenger(PList);
634 return 0;
635 }
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