数据结构课设作业-----飞机订票系统

#include <iostream>

#include<iomanip>

#include<stdio.h>

#include<string.h>

#include<fstream>

#include<stdlib.h>

#include <conio.h>

using namespace std;

FILE *fp;

int count=0;

int user=0;

int inf=0;

struct plane {

    int ID;

    char time[20];

    char data[10];

    char start[10];

    char end[10];

    int pnum;

    int price;

} data[100];

struct people {

    int bill;

    char name[10];

    char card[10];

    int ticket;

    int airID;

} pass[100];

void Login();

void Search();

void Book();

void Back();

void bill();

void drop();

void menu();

void admire();

void input();

void fix();

void Delete();

void Search_end();

void Search_id();

int readData();

void passager();

int userData();

int userWrite();

int account;

void admire() {

    int n;

    printf("-------欢迎使用订票管理系统-------- ");

    printf("|           1.航班信息录入      | ");

    printf("|           2.航班信息修改      | ");

    printf("|           3.航班乘客信息      | ");

    printf("|           4.返回主菜单        | ");

    printf("|           0.退出              | ");

    printf("+----------------------------------+ ");

    printf("请输入操作指令:");

    cin>>n;

    switch(n) {

        case 1:

            input();

            break;

        case 2:

            fix();

            break;

        case 3:

            passager();

            break;

        case 4:

            menu();

            break;

        case 0:

            drop();

            break;

        default:

            printf("输入错误，请重新输入");

            admire();

            break;

    }

}

int userData() {

    int i=0;

    if((fp=fopen("user.txt","r+"))==NULL) {

        return 0;

    }

    while(fscanf(fp,"%d %s %s %d %d",&pass[i].bill,pass[i].name,pass[i].card,&pass[i].ticket,&pass[i].airID)) {

        i++;

        user++;

    }

    fclose(fp);

    return 0;

}

int readData() {

    int i=0;

    if((fp=fopen("plane.txt","r+"))==NULL) {

        return 0;

    }

    while(fscanf(fp,"%d %s %s %s %s %d %d",&data[i].ID,data[i].time,data[i].data,data[i].start,data[i].end,&data[i].pnum,&data[i].price)) {

        i++;

        count++;

    }

    fclose(fp);

    return 0;

}

int writeData() {

    int i;

    if((fp=fopen("plane.txt","w"))==NULL) {

        return 0;

    }

    for(i=0; i<count; i++) {

        fprintf(fp,"%d %s %s %s %s %d %d ",data[i].ID,data[i].time,data[i].data,data[i].start,data[i].end,data[i].pnum,data[i].price);

    }

    fclose(fp);

    return 0;

}

int userWrite() {

    int i;

    if((fp=fopen("user.txt","w"))==NULL) {

        return 0;

    }

    for(i=0; i<user; i++) {

        fprintf(fp,"%d %s %s %d %d ",pass[i].bill,pass[i].name,pass[i].card,pass[i].ticket,pass[i].airID);

    }

    fclose(fp);

    return 0;

}

void menu() {

    account=0;

    int n;

    printf("------欢迎使用飞机订票系统-------- ");

    printf("|             1.查询机票          | ");

    printf("|             2.订购机票          | ");

    printf("|             3.退票业务          | ");

    printf("|             4.订单查询          | ");

    printf("|             5.退出系统          | ");

    printf("|             0.管理员入口        | ");

    printf("--------------------------------- ");

    printf("请输入操作指令:");

    scanf("%d",&n);

    switch(n) {

        case 0:

            Login();

            break;

        case 1:

            Search();

            break;

        case 2:

            Book();

            break;

        case 3:

            Back();

            break;

        case 4:

            bill();

            break;

        case 5:

            drop();

            break;

        default:

            printf("输入错误，请重新输入");

            menu();

            break;

    }

}

void Login() {

    int i;

    printf("请输入账号：");

    scanf("%d",&account);

    if (account==1) {

        printf(" ");

        admire();

    }

}

void Search() {

    int choice;

    int air_id,i=0,sum=0;

    printf("*************************************************** ");

    printf("        1、按航班号查询     2、按抵达地点查询       ");

    printf("*************************************************** ");

    printf("请输入查询方式:");

    cin>>choice;

    if(choice==1)  Search_id();

    else if(choice==2)  Search_end();

    else {

        printf("请重新选择 ");

        system("cls");

        Search();

    }

}

int binary_research(int low,int high,int element) {

    while(low<=high) {

        int mid = (low+high)/2;

        if(data[mid].ID>element) {

            high = mid - 1;

        } else if(data[mid].ID<element) {

            low = mid + 1;

        } else {

            return mid;

        }

    }

}

void Search_id() {

    int id,c=count;

    int i=-1, w = 0;

    printf("请您输入要查询的飞机航班号：");

    cin>>id;

    system("cls");

    i=binary_research(0,c,id);

    if (i== -1)

        printf("没有您想查询的航班! ");

    if (i<-1)

        printf("航班号错误! ");

        else {

            cout<<"航班ID"<<setw(10)<<"起降时间"<<setw(10)<<"起飞日期"<<setw(10)<<"起点"<<setw(8)<<" 终点"<<setw(8)<<"价格"<<setw(8)<<"剩余票数"<<endl; 

            cout<<data[i].ID<<setw(10)<<data[i].time<<setw(10)<<data[i].data<<setw(10)<<data[i].start<<setw(8)<<data[i].end<<setw(8)<<data[i].pnum<<setw(8)<<data[i].price<<endl;

        }

    system("pause");

    menu();

}

void Search_end() {

    char area[20];

    int i, w = 0;

    printf("请您输入要前往的目的地：");

    scanf("%s", area);

    cout<<"航班ID"<<setw(10)<<"起降时间"<<setw(10)<<"起飞日期"<<setw(10)<<"起点"<<setw(8)<<" 终点"<<setw(8)<<"价格"<<setw(8)<<"剩余票数"<<endl; 

    for(i=0; i<count; i++) {

        if(strcmp(area,data[i].end)==0) {

            w=1;

            cout<<data[i].ID<<setw(10)<<data[i].time<<setw(10)<<data[i].data<<setw(10)<<data[i].start<<setw(8)<<data[i].end<<setw(8)<<data[i].pnum<<setw(8)<<data[i].price<<endl;

        }

    }

    printf(" ");

    if (w==0)

        printf("没有您想查询的航班! ");

    menu();

}

void Book() {

    char end[20];

    char name[10];

    char card[10];

    int i, w = 0,p,num,s;

    printf("请您输入要前往的目的地：");

    scanf("%s", end);

    cout<<"航班ID"<<setw(10)<<"起降时间"<<setw(10)<<"起飞日期"<<setw(10)<<"起点"<<setw(8)<<" 终点"<<setw(8)<<"价格"<<setw(8)<<"剩余票数"<<endl; 

    for(i=0; i<count; i++) {

        if(strcmp(end,data[i].end)==0&&data[i].pnum!=0) {

            w=1;

            cout<<data[i].ID<<setw(10)<<data[i].time<<setw(10)<<data[i].data<<setw(10)<<data[i].start<<setw(8)<<data[i].end<<setw(8)<<data[i].pnum<<setw(8)<<data[i].price<<endl;

        }

    }

    if(w!=0) {

        printf("请选择您的航班ID:");

        cin>>p;

        for(i=0; i<count; i++) {

            if(p==data[i].ID) {

                printf("请输入你的名字:");

                cin>>pass[user].name;

                printf("请输入你的证件号:");

                cin>>pass[user].card;

                printf("请输入购票数");

                cin>>num;

                printf("确认购票请支付%d元,请按1确认:",data[i].price*num);

                cin>>s;

                if(s==1) {

                    cout<<"购买成功!"<<endl;

                }

                while(s!=1) {

                    cout<<"输入错误，请重新输入! ";

                    cin>>s;

                    if(s==1) {

                        cout<<"购买成功!"<<endl;

                        break;

                    }

                }

                data[i].pnum-=num;

                writeData();

                pass[user].bill=user+1009;

                pass[user].ticket=num;

                pass[user].airID=data[i].ID;

                user++;

                userWrite();

            }

        }

    }

    printf(" ");

    if (w==0)

        printf("没有您想查询的航班! ");

    system("pause");

    menu();

}

void Back() {

    char name[10];

    char card[10];

    int b,y;

    int i,w=0;

    printf("请输入您的姓名:");

    cin>>name;

    printf("请输入您的证件号:");

    scanf("%s",card);

    for(i=0; i<user; i++)

        if(strcmp(name,pass[i].name)==0&&pass[i].ticket!=0&&strcmp(card,pass[i].card)==0) {

            if(w==0)

            cout<<"乘客订单"<<setw(10)<<"姓名"<<setw(8)<<"身份证号"<<setw(10)<<"票数"<<setw(8)<<"航班号"<<endl;

            cout<<pass[i].bill<<setw(10)<<pass[i].name<<setw(8)<<pass[i].card<<setw(10)<<pass[i].ticket<<setw(8)<<pass[i].airID<<endl;

            w++;

        }

    if(w==0) {

        printf("对不起,不存在该乘客! ");

    } else {

        printf("请输入订单:");

        cin>>b;

        int j,t;

        for(i=0; i<user; i++)

            if(b==pass[i].bill) {

                t=i;

                printf("输入1确认退票:");

                cin>>y;

                if(y==1) {

                    for(j=0; j<count; j++) {

                        if(data[j].ID==b) {

                            data[j].pnum+=pass[i].ticket;

                            writeData();

                        }

                    }

                    pass[t].ticket=0;

                    pass[t].airID=0;

                    userWrite();

                    printf("退票成功! ");

                }

            }

    }

    menu();

}

void bill() {

    char name[10];

    char card[10];

    int i,w=0;

    printf("请输入您的姓名:");

    cin>>name;

    printf("请输入您的证件号:");

    scanf("%s",card);

    for(i=0; i<user; i++)

        if(strcmp(name,pass[i].name)==0&&pass[i].ticket!=0&&strcmp(card,pass[i].card)==0) {

            if(w==0)

                cout<<"乘客订单"<<setw(10)<<"姓名"<<setw(8)<<"身份证号"<<setw(10)<<"票数"<<setw(8)<<"航班号"<<endl;

                cout<<pass[i].bill<<setw(10)<<pass[i].name<<setw(8)<<pass[i].card<<setw(10)<<pass[i].ticket<<setw(8)<<pass[i].airID<<endl;

            w=1;

        }

    if(w==0) {

        printf("对不起,不存在该乘客! ");

    }

    printf(" ");

    menu();

}

void drop() {

    printf("|+---------------------------+| ");

    printf("|         感谢您的使用        | ");

    printf("|+---------------------------+| ");

}

void input() {

    int next,i;

    inf++;

    printf("请输入航班号 ");

    scanf("%d",&data[count].ID);

    for(i=0;i<count;i++){

        if(data[count].ID==data[i].ID){

            cout<<"该航班已经存在,请重新输入!"<<endl;

            input();

        }

    }

    printf("请输入起降时间 ");

    scanf("%s",data[count].time);

    printf("请输入日期 ");

    scanf("%s",data[count].data);

    printf("请输入起点 ");

    scanf("%s",data[count].start);

    printf("请输入终点 ");

    scanf("%s",data[count].end);

    printf("请输入余票 ");

    scanf("%d",&data[count].pnum);

    printf("请输入票价 ");

    scanf("%d",&data[count].price);

    count++;

    writeData();

    printf("%d个数据录入完毕 ",inf);

    printf("按1继续录入,按0结束操作 ");

    scanf("%d",&next);

    system("cls");

    if(next==0)

        admire();

    else if(next==1)

        input();

}

void fix() {

    int p_id,t=-1,i;

    printf("请输入需操作的航班ID:");

    scanf("%d",&p_id);

    for(i=0; i<count; i++) {

        if(data[i].ID==p_id) {

            t=i;

            break;

        }

    }

    if(t==-1) {

        printf("对不起,无此次航班。重新操作请按1,返回请按0 ");

        int s;

        scanf("%d",&s);

        if(s==1)

            fix();

        if(s==0)

            admire();

    } else {

        printf("请输入起降时间 ");

        scanf("%s",data[t].time);

        printf("请输入日期 ");

        scanf("%s",data[t].data);

        printf("请输入起点 ");

        scanf("%s",data[t].start);

        printf("请输入终点 ");

        scanf("%s",data[t].end);

        printf("请输入票价 ");

        scanf("%d",&data[t].pnum);

        printf("请输入剩余票数 ");

        scanf("%d",&data[t].price);

        writeData();

        printf("修改成功! ");

        admire();

    }

}

void passager() {

    int i;

    if(user==0) {

        printf("没有乘客可查看 ");

        admire();

    }

    cout<<"乘客订单"<<setw(10)<<"姓名"<<setw(8)<<"身份证号"<<setw(10)<<"票数"<<setw(8)<<"航班号"<<endl;

    for(i=0; i<user; i++)

        if(pass[i].ticket!=0)

            cout<<pass[i].bill<<setw(10)<<pass[i].name<<setw(8)<<pass[i].card<<setw(10)<<pass[i].ticket<<setw(8)<<pass[i].airID<<endl;

    printf(" ");

    admire();

}

int main() {

    readData();

    userData();

    menu();

}