#include<stdio.h>
#include<stdlib.h>
#include<windows.h>
#include<string.h>
#include <conio.h>
struct airstruct                         //*航班*// 
{
	int  runway;                       //*跑道号*// 
	char airstatus[20];               //*状态*//
	char start[20];                  //*起点*//
	char des[20];                  //*目的地*// 
	char airname[20];               //*航班号*// 
	char time[20];                //*出发时间*//
	int count;                    //机票数量// 
	struct airstruct *next;        //航班信息链表// 
};
struct userstruct
{
	char username[20];          //用户名 
	char usermm[100];            //密码 
	char name[20];              //姓名 
	char sex[20];               //性别 
	char tele[20];              // 电话
	char id[20];                //身份证 
	int aircount1;              // 订购的机票数量  
	char uairname[20][20];      // 用户订购的航班编号( 二维数组储存信息  下同 )
	char ustart[20][20];        //起点// 
	char udes[20][20];          //终点// 
	char utime[20][20];         //出发时间// 
	int  urunway[20];           //跑道号// 
	struct userstruct *next;     //用户信息链表// 
	
}; 
struct adminstruct             
{
	char adminname[20];            //管理员用户名// 
	char adminmm[100];              //管理员密码// 
	struct adminstruct *next;      //管理员身份链表 
};
struct superstruct
{
	char supername[20];          //同上 
	char supermm[100];
	struct superstruct *next;
};
struct airstruct *airhead=NULL,*airend =NULL;       //初始化头指针和尾指针为空(下同) 
struct userstruct *userhead=NULL,*userend =NULL;
struct adminstruct *adminhead=NULL,*adminend =NULL;
struct superstruct *superhead =NULL,*superend =NULL;
int aircount,usercount,admincount,supercount;             //*全局变量(航班，用户，管理员，超级管理员数量)*//
void airfile();        //航班文件    
void userfile();           //用户文件 
void adminfile();           //管理员 
void superfile();           //超级管理员 
void writefile(int flag);   //写文件 
void home();                 //主界面 
void dengru();             //登陆界面 
void userlogin();            //用户登入界面 
void userfunction(struct userstruct *p); //  用户功能界面 
void u_search();                          //用户查询航班信息界面 
void u_book(struct userstruct *userp);      //用户订票界面 
void u_exit(struct userstruct *userp);       //用户退票界面 
void u_rivese(struct userstruct *userp);       //用户修改个人信息界面 
void adminlogin();                         //管理员登陆界面 
void adminfunction();                     //管理员功能界面 
void superlogin();                        //超级管理员登陆界面 
void superfunction();                    //超级管理员登陆界面 
void a_research1();                         //管理员按航班编号查询航班信息 
void a_research2();                        //按跑道号查询航班信息 
void a_research3();                        //按用户真实姓名查询用户信息 
void a_add();                            //添加航班 
void a_rivese1();                          //管理员修改航班信息 
void changeuser(char *s,char *s1,int a);     //修改已订票的用户的航班信息 void a_rivese1()子函数  修改信息为char型 
void changeuser1(char *s,int a);             //修改已订票的用户的航班信息 void a_rivese1()子函数  修改信息为int型 
void deleteair();                        //管理员删除航班信息 
void deleteuser();                       //删除（管理员要删除的）已订票的用户的航班信息 
void s_add();                             //超级管理员添加管理员 
void s_delete();                           //超级管理员删除管理员 
void zhuce();                               
void userrigester();                        //用户注册
void superrigerster();                    ////超级管理员注册（需要初始密码）

int main()
{
	FILE *fp;
	airhead = (struct airstruct *)malloc(sizeof(struct airstruct));  	       //给头指针分配内存（下同） 
	userhead = (struct userstruct *)malloc(sizeof(struct userstruct));
	adminhead = (struct adminstruct *)malloc(sizeof(struct adminstruct));
	superhead = (struct superstruct *)malloc(sizeof(struct superstruct));   //申请内存 
	fp=fopen("air","a+");     //第一次建立air文件，随后追加 
	aircount=fread(airhead,sizeof(struct airstruct),1,fp);  //读取航班数量 
	fclose(fp);    //关闭文件 
	airend=airhead;   
	airfile();
	fp=fopen("user","a+");
	usercount=fread(userhead,sizeof(struct userstruct),1,fp);
	fclose(fp);
	userend=userhead;
	userfile();
	fp=fopen("admin","a+");
	admincount=fread(adminhead,sizeof(struct adminstruct),1,fp);
	fclose(fp);
	adminend=adminhead;
	adminfile();
	fp=fopen("super","a+");
	supercount=fread(superhead,sizeof(struct superstruct),1,fp);
	fclose(fp);
	superend=superhead;
	superfile(); 
	home();
	return 0;
}
int isexist(char *name,int flag)                       //是否存在// 
{

	if (flag == 0)
	{
		struct userstruct *p;
		p = userhead;
		while (p != NULL)
		{
			if (strcmp(name, p->username) == 0)
				return 1;
			p = p->next;
		}
	}
	else if (flag == 1)
	{
		struct adminstruct *p;
		p = adminhead;
		while (p != NULL)
		{
			if (strcmp(name, p->adminname) == 0)
				return 1;
			p = p->next;
		}
	}
	else if (flag == 2)
	{
		struct superstruct *p;
		p = superhead;
		while (p != NULL)
		{
			if (strcmp(name, p->supername) == 0)
				return 1;
			p = p->next;
		}
	}
	else if(flag == 3)
	{
		struct airstruct *p;
		p = airhead;
		while (p != NULL)
		{
			if (strcmp(name, p->airname) == 0)
				return 1;
			p = p->next;
		}	
	}
}
void home()
{
	int i;
	int end=0;
	while(1)
	{
		system("cls");   //清屏 
		system("color 0F");
		printf("\n\n\n\n\n\n");
		printf("\n\n                   ***********欢迎来到机场管理系统************                        \n\n");
		printf("~                                1 登陆                                ~\n");  
		printf("~                                2 注册                                ~\n");
		printf("~                                0 退出                                ~\n");
		printf("\n\n                   请输入你要进行的操作：");
		scanf("%d",&i);
		switch(i)
		{
			case 1:dengru();break;
			case 2:zhuce();break;
			case 0:end=1;break;
			default:printf("                   错误输入!请重新输入：");
			system("pause");
			continue;
		}	
		if(end==1) break;
	}
	
}
void dengru()
{
	int i;
	int end=0;
	while(1)
	{
		system("cls");
		HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
		SetConsoleTextAttribute(handle, FOREGROUND_INTENSITY  | FOREGROUND_RED| FOREGROUND_GREEN);   //颜色函数 
		printf("\n\n\n\n\n\n");
		printf("                1 用户登陆\n");
		printf("                2 管理员登陆\n");
		printf("                3 超级管理员登陆\n");
		printf("                0 返回上一层\n");
		printf("\n\n\n");
		printf("                请输入你要进行的操作： ");
		scanf("%d",&i);
		switch(i)
		{
			case 1:userlogin();break;
			case 2:adminlogin();break;
			case 3:superlogin();break;
			case 0:end=1;break;
			default:printf("                错误输入!请重新输入：\n                ");
			system("pause");
			continue;
		}
		if(end==1)
			break;
	}
}
void userlogin()
{
	struct userstruct *p;
	char username[20];
	char usermm[100];
	int exist=0;
	FILE *fp;
	int i; 
	p=userhead;
	system("cls");
	system("color 0A");
	printf("\n\n\n\n\n\n\n");
	printf("**************************************************************");
	printf("\n输入您的用户信息: \n");
	printf("输入用户名: ");
	fflush(stdin);
	gets(username);
	fflush(stdin);
	printf("输入密码: ");
	for(i=0;i<100;i++)
	{
		usermm[i]=getch();
		if(usermm[i]!=13&&usermm[i]!=8)
		{
			printf("*");
		}
		if(usermm[i]==8)
		{
			printf("\b");
			i--;
			printf(" ");
			printf("\b");
			i--;
		}
		if(usermm[i]==13)
		{
			break;
		}
	}
	usermm[i]='\0';
	printf("\n**************************************************************");
	printf("\n\n\n\n\n\n\n");
	while (p != NULL)
	{
		if (strcmp(p->username, username) == 0)
		{
			exist=1;
			while(strcmp(p->usermm,usermm) != 0)
			{
				printf("密码错误!请重新输入\n");
				printf("输入密码: ");
				gets(usermm);
			}
			printf("用户%s登陆成功!3秒后自动跳转至用户界面...", p->username);
			Sleep(3000);
			userfunction(p);
		}
		p = p->next;
	}
	if (!exist)
	{
		printf("不存在此用户名,请先前往注册...\n");
		printf("3秒后自动跳转至注册界面...");
		Sleep(3000);
	    zhuce();
	}
}
void userfunction(struct userstruct *p)                 //对应用户功能 // 
{
	int i;
	int end=0;
	while(1)
	{
		system("cls");
		HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
		SetConsoleTextAttribute(handle, FOREGROUND_INTENSITY  | FOREGROUND_GREEN);
		printf("\n\n\n\n\n\n");
		printf("                1 查询\n");
		printf("                2 买票\n");
		printf("                3 退票\n");
		printf("                4 修改个人信息\n"); 
		printf("                0 返回上一层\n");
		printf("\n\n\n");
		printf("                请输入你要进行的操作： ");
		scanf("%d",&i);
		getchar();
		switch(i)
		{
			case 1:u_search();break; 		 //查询
			case 2:u_book(p);break; 			 //订票 
			case 3:u_exit(p);break;		     //退票 
			case 4:u_rivese(p);break;         //修改个人信息 
			case 0:end=1;break;
			default:printf("                   错误输入!请重新输入：");
			system("pause");
			continue;
		}
		if(end==1)
			break;
	}
}
void u_search()
{
	struct airstruct *p;
	char airname[20];
	char start[20];
	char des[20];
	int exist = 0;
	system("c0");
	system("cls");
	printf("\n\n\n\n\n\n\n");
	printf("\n请输入您需要查询的航班起点: ");
	gets(start);
	printf("\n");
	printf("\n请输入您需要查询的航班终点: ");
	gets(des);
	p = airhead;
	while (p != NULL)
	{
		if (strcmp(p->start, start) == 0)
		{
			if(strcmp(p->des ,des)==0)
			{
				printf("您查询的信息如下：\n");
				printf("航班编号:%s\n",p->airname );
				printf("起点：%s\n",p->start );
				printf("终点：%s\n",p->des );
				printf("起飞时间：%s\n",p->time );
				printf("跑道号：%d\n",p->runway);
				printf("余票量%d\n",p->count);
				exist=1;
			}	
		}
		p = p->next;
	}
	if (exist == 0)
		printf("该航班信息不存在...\n");
	printf("\n输入0返回用户界面: ");
	int n;
	while (1)
	{
		scanf("%d", &n);
		if (n == 0)
			break;
	}
}	
void u_book(struct userstruct *userp)
{
	struct airstruct *p;
	char start[20];
	char des[20];
	int exist = 0;
	system("cls");
	printf("输入您需要订票航班的起点: ");
	gets(start);
	printf("输入您需要订票航班的终点: ");
	gets(des); 
	p = airhead;
	while (p != NULL)
	{
		if (strcmp(start, p->start) == 0)
		{
			if(strcmp(des,p->des )==0)
			{
				printf("%s %d",p->des,p->count  );
				if (p->count == 0)
					printf("该航班机票已售完...");
				else
				{
					p->count -= 1;
					userp->aircount1++;
					strcpy(userp->uairname[userp->aircount1 -1] ,p->airname );
					strcpy(userp->ustart[userp->aircount1 -1] ,p->start );
					strcpy(userp->udes[userp->aircount1 -1],p->des );
					strcpy(userp->utime[userp->aircount1 -1],p->time );
					userp->urunway[userp->aircount1 -1]=p->runway ;
					writefile(0);
					writefile(3);
					exist = 1;
					break;	
				}
			}
		}
		p = p->next;
	}
	if (exist == 0)
		printf("\n航班不存在!");
	else
		printf("\n%s航班订票成功", p->airname);
	printf("\n3秒后返回用户界面...");
	Sleep(3000);	
}
void u_exit(struct userstruct *userp)
{
	struct airstruct *p;
	char airname[20];
	int count = userp->aircount1;
	int exist;
	int flag;
	int end=0; 
	system("cls");
	system("color 06");
	p = airhead;
	while (count--)
	{
		printf("已购买机票列表:\n");
		printf("航班编号:%s   ", userp->uairname[count]);
		printf("航班起点:%s   ", userp->ustart[count]);
		printf("航班终点:%s   ", userp->udes[count]);
		printf("航班出发时间:%s   ", userp->utime[count]);
		printf("航班飞行跑道号:%d\n", userp->urunway[count]);
	}
	printf("\n\n\n\n\n");
	printf("**************************************************************");
	printf("\n输入你需要退票的航班号: ");
	while (gets(airname))
	{
		exist = 0;
		int i;
		for (i = 0; i < userp->aircount1; i++)
		{
			if (strcmp(airname, userp->uairname[i])== 0)
			{
				flag = i;
				exist = 1;
				break;
			}
		}
		if (!exist)
		{
			printf("你没有此机票...\n");
			printf("请重新输入你需要名称退票的航班号: ");
		}
		else
			break;
		
	}
	printf("**************************************************************");
	while (p != NULL)
	{
		if (strcmp(p->airname, airname) == 0)
		{
			p->count++;
			break;
		}
		p = p->next;
	}
 	 int i;
	for ( i = flag; i < userp->aircount1 - 1; i++)
	{
		strcpy(userp->uairname[i], userp->uairname[i + 1]);
		strcpy(userp->ustart[i], userp->ustart[i + 1]);
		strcpy(userp->udes[i], userp->udes[i + 1]);
		strcpy(userp->utime[i], userp->utime[i + 1]);
		userp->urunway[i]= userp->urunway[i + 1];
	}
	userp->aircount1--;
	writefile(0);
	writefile(3);
	printf("\n%退票成功...", airname);
	printf("3秒后自动跳转回用户界面...");
	Sleep(3000);
}
void u_rivese(struct userstruct *userp)
{
	char username[200];
	char usermm[100];
	char name[2-0]; 
	char sex[20];     
	char tele[20];   
	char id[20];
	system("cls");
	system("color 09");
	int i;
	int end=0;
	printf("\n\n\n\n\n\n");
	printf("**************************************************************\n");
	printf("\t\t1.修改用户名\n");
	printf("\t\t2.修改密码\n");
	printf("\t\t3.修改真实姓名\n");
	printf("\t\t4.修改性别\n");
	printf("\t\t5.修改电话号码\n");
	printf("\t\t6.修改身份证号\n");
	printf("\t\t0.退出");
	printf("\n\n\n\n\n\n");
	printf("**************************************************************\n");
	while(1)
	{
		printf("\t\t请输入您需要进行的操作: "); 
		scanf("%d",&i);
		printf("1");
		getchar();
		switch(i)
		{
			case 1:	
			{
				printf("\t\t请输入您需要修改后的用户名: ");
				gets(username);
				while(isexist(username, 0))
				{
					printf("\t\t该用户名已经存在!\n");
					printf("\t\t请重新输入: ");
					gets(username);
				}
				strcpy(userp->username ,username);
				break; 
			}
			case 2:
			{
				printf("\n\n\t\t请输入您需要修改后的用户密码: ");
				gets(usermm);
				strcpy(userp->usermm ,usermm);
				break;		
			}
			case 3:
			{
				printf("\n\n\t\t请输入您需要修改后的真实姓名: ");
				gets(name);
				strcpy(userp->name ,name);
				break;		
			} 
			case 4:
			{
				printf("\n\n请输入您需要修改后的性别: ");
				gets(sex);
				strcpy(userp->sex ,sex);
				break;		
			}
			case 5:
			{
				printf("\n\n\t\t请输入您需要修改后的电话号码: ");
				gets(tele);
				strcpy(userp->tele ,tele);
				break;		
			}
			case 6:
			{
				printf("\n\n\t\t请输入您需要修改后的身份证号:");
				gets(id);
				strcpy(userp->id ,id);
				break;	
			}	
			case 0:
			{
				end=1;
				break;
			}
			default:printf("\t\t错误输入!\n\n");
			//system("pause");
			continue;
		}
		if(end==1)
		{
			break;	
		}	
	}
	system("cls");
	printf("\t\t修改成功!");
	printf("\n\t\t您修改后的信息如下:");
	printf("\n\t\t用户名:%s",userp->username );
	printf("\n\t\t密码:%s",userp->usermm );
	printf("\n\t\t真实姓名:%s",userp->name );
	printf("\n\t\t性别:%s",userp->sex );
	printf("\n\t\t电话号码:%s",userp->tele );
	printf("\n\t\t身份证号:%s\n\t\t",userp->id );
	system("pause"); 
	printf("\n\t\t三秒后自动返回用户界面...");
	writefile(0);
	Sleep(3000);	
}
void adminlogin()
{
	int exit=0;
	int i;
	struct adminstruct *p;
	char adminname[20];
	char adminmm[100];
	p = adminhead;
	system("cls");
	system("color 0B");
	printf("\n\n\n\n\n\n\n");
	printf("**************************************************************");
	printf("\n输入您的管理员信息: \n");
	printf("输入管理员账号: ");
	fflush(stdin);
	gets(adminname);
	printf("\n输入密码: ");
	fflush(stdin);
	for(i=0;i<100;i++)
	{
		adminmm[i]=getch();
		if(adminmm[i]!=13&&adminmm[i]!=8)
		{
			printf("*");
		}
		if(adminmm[i]==8)
		{
			printf("\b");
			i--;
			printf(" ");
			printf("\b");
			i--;
		}
		if(adminmm[i]==13)
		{
			break;
		}
	}
	adminmm[i]='\0';
	printf("\n\n**************************************************************");
	printf("\n\n\n\n\n\n\n");
	while (p != NULL)
	{
		if (strcmp(p->adminname, adminname) == 0)
		{
			exit=1;
			while (strcmp(p->adminmm, adminmm) != 0)
			{
				printf("\n密码错误!请重新输入\n");
				printf("adminmm: ");
				gets(adminmm);
			}
			printf("\n管理员%s登陆成功!3秒后自动跳转至管理员界面...", p->adminname);
			Sleep(3000);
			adminfunction();
		}
		p = p->next;
	}
	if(exit==0)
	{
		printf("\n该用户名不存在!");
		printf("\n三秒后返回登录界面...");
		Sleep(3000);
		dengru(); 
	}
}
void adminfunction()                     //管理员功能// 
{
	int i;
	int end=0;
	system("color 03");
	while(1)
	{
		system("cls");
		HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
		SetConsoleTextAttribute(handle, FOREGROUND_INTENSITY| FOREGROUND_RED);
		printf("\n\n\n\n\n\n");
		printf("\t\t1 通过航班号查询\n");
		printf("\t\t2 通过跑道号查询\n");
		printf("\t\t3 通过姓名查询\n");
		printf("\t\t4 添加航班\n");
		printf("\t\t5 修改航班信息\n");
		printf("\t\t6 删除航班信息\n");
		printf("\t\t0 返回上一层\n");
		printf("\n\n\n");
		printf("\t\t请输入你要进行的操作： ");
		scanf("%d",&i);
		getchar();
		switch(i)
		{
			case 1:a_research1();break;
			case 2:a_research2();break;		  
			case 3:a_research3();break;		     
			case 4:a_add();break;
			case 5:a_rivese1();break;
			case 6:deleteair();break;
			case 0:end=1;break;
			default:printf("\t\t错误输入!请重新输入：\n\t\t");
			system("pause");
			continue;
		}
		if(end==1)
			break;
	}
}
void superlogin()
{
	struct superstruct *p;
	char supername[20];
	char supermm[100];
	p = superhead;
	int exist=0;
	int i;
	system("cls");
	system("color 0C");
	printf("\n\n\n\n\n\n\n");
	printf("**************************************************************");
	printf("\n输入您的超级管理员信息: \n");
	printf("输入超级管理员账号: ");
	fflush(stdin);
	gets(supername);
	printf("输入密码: ");
	fflush(stdin);
	for(i=0;i<100;i++)
	{
		supermm[i]=getch();
		if(supermm[i]!=13&&supermm[i]!=8)
		{
			printf("*");
		}
		if(supermm[i]==8)
		{
			printf("\b");
			i--;
			printf(" ");
			printf("\b");
			i--;
		}
		if(supermm[i]==13)
		{
			break;
		}
	}
	supermm[i]='\0';
	printf("\n**************************************************************");
	printf("\n\n\n\n\n\n\n");
	while (p != NULL)
	{
		if (strcmp(p->supername, supername) == 0)
		{
			exist = 1;
			while(strcmp(p->supermm, supermm) != 0)
			{
				printf("\n密码错误!请重新输入\n");
				printf("\n输入密码: ");
				gets(supermm);
			}
			printf("\n超级管理员%s登陆成功!3秒后自动跳转至超级管理员界面...", p->supername);
			Sleep(3000);
			superfunction();
		}
		p = p->next;
	}
	if (!exist)
	{
		printf("不存在此用户名,请先前往注册...\n");
		printf("3秒后自动跳转至注册...");
		Sleep(3000);
		zhuce();
	}
}	

void superfunction()
{
	int i;
	int end=0;
	system("color 01");
	while(1)
	{
		system("cls");
		HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
		SetConsoleTextAttribute(handle, FOREGROUND_INTENSITY| FOREGROUND_RED);
		printf("\n\n\n\n\n\n");
		printf("\t\t1 添加管理员\n");
		printf("\t\t2 删除管理员\n"); 
		printf("\t\t0 返回上一层\n");
		printf("\n\n\n");
		printf("\t\t请输入你要进行的操作： ");
		scanf("%d",&i);
		getchar();
		switch(i)
		{
			case 1:s_add();
			case 2:s_delete();
			case 0:end=1;break;
			default:printf("\t\t错误输入!请重新输入：");
			system("pause");
			continue;
		}
		if(end==1)
			break;
	}	
}
void a_research1()
{
	struct airstruct *p;
	char airname[20];
	int exist = 0;
	system("cls");
	system("color 0b");
	printf("\n\n\n\n\n\n\n");
	printf("\n请输入您需要查询的航班号: ");
	gets(airname);
	p = airhead;
	while (p != NULL)
	{
		if (strcmp(p->airname, airname) == 0)
		{
				printf("您查询的信息如下：\n");
				printf("航班编号:%s\n",p->airname );
				printf("起点：%s\n",p->start );
				printf("终点：%s\n",p->des );
				printf("起飞时间：%s\n",p->time );
				printf("跑道号：%d\n",p->runway);
				printf("余票量%d",p->count );
				exist=1;	
		}
		p = p->next;
	}
	if (exist == 0)
		printf("该航班信息不存在...\n");
	printf("\n输入0返回管路员界面: ");
	int n;
	while (1)
	{
		scanf("%d", &n);
		if (n == 0)
			break;
	}	
}
void a_research2()
{
	struct airstruct *p;
	int runway;
	int exist = 0;
	system("color  0D");
	system("cls");
	printf("\n\n\n\n\n\n\n");
	printf("\n请输入您需要查询的跑道号: ");
	scanf("%d",&runway); 
	p = airhead;
	while (p != NULL)
	{
		if (p->runway == runway)
		{
				printf("您查询的信息如下：\n");
				printf("航班编号:%s\n",p->airname );
				printf("起点：%s\n",p->start );
				printf("终点：%s\n",p->des );
				printf("起飞时间：%s\n",p->time );
				printf("跑道号：%d\n",p->runway);
				printf("余票量%d",p->count );
				exist=1;	
		}
		p = p->next;
	}
	if (exist == 0)
		printf("\n该跑道暂无航班信息...\n");
	printf("\n输入0返回管路员界面: ");
	int n;
	while (1)
	{
		scanf("%d", &n);
		if (n == 0)
			break;
	}	
}	
void a_research3()
{
	struct userstruct *p;
	char name[20];
	int exist = 0;
	system("color  04");
	system("cls");
	printf("\n\n\n\n\n\n\n");
	printf("\n请输入您需要查询的乘客姓名: \n");
	gets(name);
	p = userhead;
	while (p != NULL)
	{
		int count=p->aircount1 ;
		if (strcmp(p->name, name) == 0)
		{
				printf("您查询的信息如下：\n");
				printf("用户名:%s",p->username );
				printf("姓名:%s\n",p->name );
				printf("性别：%s\n",p->sex);
				printf("电话：%s\n",p->tele );
				printf("身份证号：%s\n",p->id );
				while (count--)
				{
					printf("已购买机票列表:\n");
					printf("%s   ", p->uairname[count]);
					printf("%s   ", p->ustart[count]);
					printf("%s   ", p->udes[count]);
					printf("%s   ", p->utime[count]);
					printf("%d\n", p->urunway[count]);
				}
				exist=1;	
		}
		p = p->next;
	}
	if (exist == 0)
		printf("\n该用户信息不存在...\n");
	printf("\n输入0返回管路员界面: ");
	int n;
	while (1)
	{
		scanf("%d", &n);
		if (n == 0)
			break;
	}	
}	
void a_add()
{
	struct airstruct *p;
	FILE *fp;
	system("cls");
	system("color 03"); 
	char airname[10];
	if(aircount==0)
	{
		printf("请输入航班的编号:");
		fflush(stdin);
		gets(airname);
		strcpy(airhead->airname ,airname);
		printf("起点:");
		fflush(stdin);
		scanf("%s",airhead->start);
		printf("终点:");
		scanf("%s",airhead->des);
		printf("出发时间:");
		scanf("%s",airhead->time);
		printf("跑道号:");
		scanf("%d",&airhead->runway);
		printf("状态:");
		scanf("%s",airhead->airstatus);
		printf("机票数量:");
		scanf("%d",&airhead->count );
		airend=airhead;
		airend->next=NULL;
	}
	else
	{
		
		p = (struct airstruct *)malloc(sizeof(struct airstruct));
		printf("请输入航班的编号:");
		fflush(stdin);
		gets(airname);
		if(isexist(airname,3))
		{
			printf("该航班已存在！");
			system("pause");
			getchar();
			return;
		}
		else
		{
			strcpy(p->airname ,airname);
			printf("起点:");
			fflush(stdin);
			scanf("%s",p->start);
			printf("终点:");
			scanf("%s",p->des);
			printf("出发时间:");
			scanf("%s",p->time);
			printf("跑道号:");
			scanf("%d",&p->runway);
			printf("状态:");
			scanf("%s",p->airstatus);
			printf("机票数量:");
			scanf("%d",&p->count ); 
			airend->next=p;
			airend = p;
			airend->next = NULL;	
		} 
	}
	aircount++;
	p = airhead;
	fp = fopen("air", "w");
	while (p != NULL)
	{
		fwrite(p, sizeof(struct airstruct), 1, fp);
		p = p->next;
	}
	fclose(fp);
	system("cls");
	printf("航班添加成功\n");
	printf("3秒后自动返回管理员界面....\n");
	Sleep(3000);
}
void a_rivese1()
{
	char airname[20];
	char airname1[20];
	struct airstruct *airp;
	int exist=0;
	int end=0;
	char start[20];
	char des[20];
	char time[20];
	char airstatus[20]; 
	int runway;
	int count;
	airp=airhead;
	system("cls");
	while(airp!=NULL)
	{
		printf("%s   ",airp->airname );
		printf("%s   ",airp->start );
		printf("%s   ",airp->des );
		printf("%s   ",airp->time );
		printf("%d   ",airp->runway);
		printf("%d   ",airp->count );
		printf("%s\n",airp->airstatus );
		airp = airp->next ;	
	}
	airp = airhead;
	printf("输入你需要修改的航班编号(按@退出): ");
	while (gets(airname))
	{
		if (strcmp(airname, "@") == 0)
			break;
		while (airp != NULL)
		{
			if (strcmp(airp->airname, airname) == 0)
			{
				exist = 1;
				break;
			}
			airp = airp->next;
		}
		if (!exist)
			printf("不存在该航班，请重新输入: ");
		else
			break;
	}
	if (!exist)
		return;
	else
	{
		int cmd;
		system("cls");
		printf("\n\n\n\n\n\n\n");
		printf("**************************************************************\n");
		printf("1.修改航班编号\n");
		printf("2.修改航班起点\n");
		printf("3.修改航班终点\n");
		printf("4.修改出发时间\n");
		printf("5.修改该航班跑道号\n");
    	printf("6.修改该航班机票数目\n");
		printf("7.修改该航班状态\n"); 
		printf("0.退出\n");
		printf("**************************************************************");
		printf("\n\n\n\n\n\n\n");
		while (1)
		{
			printf("输入您需要进行的操作: ");
			scanf("%d", &cmd);
			switch (cmd)
			{
				case 1:
				{
					printf("\n输入你修改后的航班编号: ");
					scanf("%s", airname1);
					changeuser(airname,airname1,1);
					strcpy(airp->airname, airname1);
					break;
				}
				case 2:
				{
					printf("\n输入你修改后的航班起点: ");
					scanf("%s", &start);
					changeuser(airname,start,2);
					strcpy(airp->start, start);
					break;
				}
				case 3:
				{
					printf("\n输入你修改后的航班终点: ");
					scanf("%s", des);
					changeuser(airname,des,3);
					strcpy(airp->des, des);
					break;
				}
				case 4:
				{
					printf("\n输入你修改后的出发时间: ");
					scanf("%s",time);
					changeuser(airname,time,4);
					strcpy(airp->time, time);
					break;
				}
				case 5:
				{
					printf("\n输入你修改后航班跑道号: ");
					scanf("%d", &runway);
					changeuser1(airname,runway);
					airp->runway = runway;
					break;
				}
				case 6:
				{
					printf("输入修改后的机票数目:");
					scanf("%d",&count);
					airp->count =count;
					break;
				}
				case 7:
				{
					printf("输入该航班修改后的状态:");
					scanf("%s",	airstatus);
					strcpy(airp->airstatus , airstatus);
					break;
				}
				case 0:
				{
					end = 1;
					break;
				}
			}
			if (end == 1)
				break;
		}
	}
	writefile(3);
}
void changeuser1(char *s,int a)
{
	struct userstruct *userp;
	userp = userhead;
	while(userp!=NULL)
	{
		int i;
		for (i = 0; i < userp->aircount1; i++)
		{
			if (strcmp(userp->uairname[i] , s) == 0)
			{
				userp->urunway [i]= a;
			}
		}
		userp = userp->next;	
	}
	writefile(0);
}
void deleteair()
{
	struct airstruct *airp;
	char airname[20];
	int exist = 0;
	int end=0;
	airp = airhead;
	printf("\t\t输入你需要删除的航班编号(输入@退出): ");
	while (gets(airname))
	{
		if(strcmp(airname,"@")==0)
		{
			end=1;
			break;	
		} 
		else
		{
			while (airp != NULL)
			{
				if (strcmp(airname, airp->airname) == 0)
				{
					exist = 1;
					break;
				}
				airp = airp->next;
			}
			if (!exist)
			{
				printf("\n\t\t该航班不存在...\n");
				printf("\n\t\t请重新输入: ");
			 
			}
			else
			{
				printf("\n\t\t删除成功!");
				system("pause");
				break;
			}
		}
	}
	if(end)
	{
		return ;
	}
	deleteuser(airname);
	airp = airhead;
	if (strcmp(airhead->airname,airname) == 0)
		airhead = airhead->next;
	while (airp->next != NULL)
	{
		if (strcmp(airp->next->airname, airname) == 0)
		{
			airp->next = airp->next->next;
			break;
		}
		airp = airp->next;
	}
	airp = NULL;
	writefile(3);
	/*printf("\n                输入0返回管理员界面界面: ");
	int n;
	while (1)
	{
		scanf("%d", &n);
		if (n == 0)
			break;
	}*/
}	
void changeuser(char *s,char *s1,int a)
{
	struct userstruct *userp;
	userp = userhead;
	switch(a)
	{
		case 1:             
		{
			while (userp != NULL)
			{ 
				int i;
				for (i = 0; i < userp->aircount1; i++)
				{
					if (strcmp(userp->uairname[i] , s) == 0)
					{
						strcpy(userp->uairname[i] , s1);
					}
				}
				userp = userp->next;
			}
			writefile(0);	
		}
		case 2:
		{
			while (userp != NULL)
			{ 
				int i;
				for (i = 0; i < userp->aircount1; i++)
				{
					if (strcmp(userp->ustart[i]  , s) == 0)
					{
						strcpy(userp->ustart[i] , s1);
					}
				}
				userp = userp->next;
			}
			writefile(0);		
		}
		case 3:
		{
			while (userp != NULL)
			{ 
				int i;
				for (i = 0; i < userp->aircount1; i++)
				{
					if (strcmp(userp->udes[i]  , s) == 0)
					{
						strcpy(userp->udes[i] , s1);
					}
				}
				userp = userp->next;
			}
			writefile(0);		
		}
		case 4:
		{
			while (userp != NULL)
			{ 
				int i;
				for (i = 0; i < userp->aircount1; i++)
				{
					if (strcmp(userp->utime[i]  , s) == 0)
					{
						strcpy(userp->utime[i] , s1);
					}
				}
				userp = userp->next;
			}
			writefile(0);		
		}
	}
	
}
void deleteuser(char *s)    //传递字符串的位置 
{
	struct userstruct *userp;
	int flag = -1;
	userp = userhead;
	while (userp != NULL)
	{
		flag = -1;
		int i;
		for (i = 0; i < userp->aircount1; i++)
		{
			if (strcmp(userp->uairname[i] , s) == 0)
			{
				flag = i;
				break;
			}
		}
		if (flag != -1)
		{
			int i;
			for (i = flag; i < userp->aircount1 - 1; i++)
			{
				strcpy(userp->uairname[i], userp->uairname[i + 1]);
				strcpy(userp->ustart[i], userp->ustart[i + 1]);
				strcpy(userp->udes[i], userp->udes[i + 1]);
				strcpy(userp->utime[i], userp->utime[i + 1]);
				userp->urunway[i]= userp->urunway[i + 1];
			}
			userp->aircount1--;
		}
		userp = userp->next;
	}
	writefile(0);	
}
void s_add()
{
	struct adminstruct *p;
	char adminname[20];
	char adminmm[100];
	FILE  *fp;
	system("cls");
	if(admincount<=20)
	{
		if(admincount==0)
		{
			printf("\n\n\n\n\n\n\n");
			printf("***************************************************************\n");
			printf("\t\t请输入用户名：");
			gets(adminname);
			strcpy(adminhead->adminname, adminname);
			printf("\n\t\t输入密码：");
			gets(adminmm);
			strcpy(adminhead->adminmm,adminmm);
			adminend = adminhead;
			adminend->next = NULL; 
		}
		else
		{
			printf("\n\n\n\n\n\n\n");
			printf("***************************************************************\n");
			p=(struct adminstruct *)malloc(sizeof(struct adminstruct));
			printf("\t\t请输入用户名：");
			gets(adminname);
			while(1)
			{
				if(isexist(adminname,1))
				{
					printf("\t\t用户名已存在，请重新输入：");
					gets(adminname);	
				} 
				else
					break;	
			}
			strcpy(p->adminname, adminname);
			printf("\t\t请输入密码：");
			gets(adminmm);
			strcpy(p->adminmm, adminmm);
			adminend->next = p;
			adminend = p;
			adminend->next = NULL;
		}
		admincount++;
		fp = fopen("admin", "w");
		p = adminhead;
		while (p != NULL)
		{
			fwrite(p, sizeof(struct adminstruct), 1, fp);
			p = p->next;
		}
		fclose(fp);
		system("cls");
		printf("管理员%s创建成功\n", adminend->adminname);
		printf("3秒后自动进入登陆界面....\n");
		Sleep(3000);
		adminlogin();	
	}
	else
	{
		printf("管理员人数已满！");
		system("pause");
		printf("按任意键返回上一层...."); 
	}		
}
void s_delete()
{
	struct adminstruct *adminp;
	char adminname[20];
	int exist = 0;
	int end=0; 
	adminp = adminhead;
	printf("\t\t输入你需要删除的管理员用户名(按@退出): ");
	while (gets(adminname))
	{
		if(strcmp(adminname,"@")==0)
		{
			end=1;
			break;
		}
		else
		{
			while (adminp != NULL)
			{
				if (strcmp(adminname, adminp->adminname) == 0)
				{
					exist = 1;
					break;
				}
				adminp = adminp->next;
			}
			if (!exist)
			{
				printf("\t\t该管理员不存在!..\n");
				printf("\t\t请重新输入: ");
			}
			else
				break;
		}
	}
	adminp = adminhead;
	if (strcmp(adminhead->adminname,adminname) == 0)
	adminhead = adminhead->next;
	while (adminp->next != NULL)
	{
		if (strcmp(adminp->next->adminname, adminname) == 0)
		{
			adminp->next = adminp->next->next;
			break;
		}
		adminp = adminp->next;
	}
	adminp = NULL;
}
void zhuce()
{
	int i;
	int end=0;
	while(1)
	{
		system("cls");
		HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
		SetConsoleTextAttribute(handle, FOREGROUND_INTENSITY  | FOREGROUND_RED);
		printf("\n\n\n\n\n\n");
		printf("                1 用户注册\n");
		printf("                2 超级管理员注册\n");
		printf("                0 返回上一层\n");
		printf("\n\n\n");
		printf("                请输入你要进行的操作： ");
		scanf("%d",&i);
		getchar();
		switch(i)
		{
			case 1:userrigester();break;
			case 2:superrigerster();break;
			case 0:end=1;break;
			default:printf("                   错误输入!请重新输入：");
			system("pause");           //输出一行   请按任意键继续... 
			continue;
		}
		if(end==1)
			break;          //退出循环 
	}
}
void userrigester()   //参考1402 
{
	struct userstruct *p;
	char username[20];
	char usermm[100];
	char name[10]; 
	char sex[10];     
	char tele[20];   
	char id[20]; 
	FILE *fp;
	system("cls");
	if (usercount == 0)            //第一次添加
	{
		userhead = (struct userstruct *)malloc(sizeof(struct userstruct));
		printf("输入用户名: ");
		fflush(stdin);
		gets(username);
		strcpy(userhead->username, username);
		printf("输入密码: ");
		fflush(stdin);
		gets(usermm);
		strcpy(userhead->usermm, usermm);
		userhead->aircount1 = 0;
		userend = userhead;
		userend->next = NULL;
		printf("您的真实姓名是: ");
		gets(name);
		strcpy(userhead->name ,name);
		printf("您的性别是:");
		gets(sex);
		strcpy(userhead->sex ,sex);
		printf("您的电话号码是:");
		gets(tele);
		strcpy(userhead->tele ,tele);
		printf("您的身份证号是(必填):");
		gets(id);
		strcpy(userhead->id ,id);
	}
	else
	{
		p = (struct userstruct *)malloc(sizeof(struct userstruct));
		printf("输入用户名: ");
		gets(username);
		while(1)
		{
			if (isexist(username, 0))
			{
				printf("该用户名已经存在!\n");
				printf("请重新输入: ");
				gets(username);
			}
			else
				break;
		}
		strcpy(p->username, username);
		printf("输入密码: ");
		gets(usermm);
		strcpy(p->usermm, usermm);
		p->aircount1 = 0;
		userend->next = p;
		userend = p;
		userend->next = NULL;
		printf("您的真实姓名是: ");
		gets(name);
		strcpy(p->name ,name);
		printf("您的性别是:");
		gets(sex);
		strcpy(p->sex ,sex);
		printf("您的电话号码是:");
		gets(tele);
		strcpy(p->tele ,tele);
		printf("您的身份证号是(必填):");
		gets(id);
		strcpy(p->id ,id);
	} 
	usercount++;
	fp = fopen("user", "w");
	p = userhead;
	while (p != NULL)
	{
		fwrite(p, sizeof(struct userstruct), 1, fp);
		p = p->next;
	}
	fclose(fp);
	system("cls");
	printf("用户%s创建成功\n", userend->username);
	printf("3秒后自动返回登陆界面....\n");
	Sleep(3000);
	dengru();
}
void superrigerster()
{
	struct superstruct *p;
	char supername[20];
	char supermm[100];
	FILE  *fp;
	int i;
	system("cls");
	char str[100];
	char mm[]="pangshou180125";            //初始密码 
	int j;
	printf("请输入初始密码:");
	for(j=0;j<100;j++)
	{
		str[j]=getch();
		if(str[j]!=13&&str[j]!=8)
		{
			printf("*");
		}
		if(str[j]==8)
		{
			printf("\b");
			j--;
			printf(" ");
			printf("\b");
			j--;
		}
		if(str[j]==13)
		{
			break;
		}
	}
	str[j]='\0';
	if(strcmp(mm,str)==0)
	{
		if(supercount<=5)            //超级管理员数量不能多于五个 
		{
			if(supercount==0)
			{
				superhead = (struct superstruct *)malloc(sizeof(struct superstruct));
				printf("\n请输入用户名：");
				fflush(stdin);              //清空缓存 
				gets(supername);
				strcpy(superhead->supername,supername);
				printf("\n请输入密码：");
				fflush(stdin);               //清空缓存 
				gets(supermm);
				strcpy(superhead->supermm ,supermm);
				superend=superhead;
				superend->next = NULL; 
			}
			else
			{
				p = (struct superstruct *)malloc(sizeof(struct superstruct));
				printf("\n请输入用户名：");
				gets(supername);
				strcpy(superhead->supername,supername);
				printf("\n请输入密码：");
				gets(supermm);
				strcpy(superhead->supermm ,supermm);
				superend->next = p;
				superend=p;
				superend->next =NULL;
			}
			supercount++;
			fp = fopen("super", "w");     //写入文件 
			p = superhead;
			while (p != NULL)
			{
				fwrite(p, sizeof(struct superstruct), 1, fp);     //从p读取数据写入fp指向的文件super中 
				p = p->next;
			}
			fclose(fp);
			system("cls");
			printf("超级管理员%s创建成功\n", superend->supername);
			printf("3秒后进入登陆界面....\n");
			Sleep(3000);                                  //windows下函数延时，程序暂停3秒时间 
			dengru();
		}		
	}
	else
	{
		printf("密码错误!\n");
		printf("继续输入密码或者退出\n");
		printf("1 退出\n2 返回上一层\n");
		printf("请输入您的选择:");
		scanf("%d",&i);
		if(i==1)
		{
			home();		
		} 
	}
}
void superfile()
{
	struct superstruct *p;
	FILE *fp;
	p = superhead;
	fp = fopen("super", "ab+");
	while (fread(p, sizeof(struct superstruct), 1, fp))
	{
		if (p->next != NULL)
		{
			p = (struct superstruct *)malloc(sizeof(struct superstruct));
			superend->next = p;
			superend = p;
			superend->next = NULL;
		}
	}
}
void airfile()
{
	struct airstruct *p;
	FILE *fp;
	p = airhead;
	fp = fopen("air", "ab+");
	while (fread(p, sizeof(struct airstruct), 1, fp))
	{
		if (p->next != NULL)
		{
			p = (struct airstruct *)malloc(sizeof(struct airstruct));
			airend->next = p;
			airend = p;
			airend->next = NULL;
		}
	}	
}
void userfile()//同下 
{
	struct userstruct *p;
	FILE *fp;
	p = userhead;
	fp = fopen("user", "ab+");
	while (fread(p,sizeof(struct userstruct),1,fp))
	{
		if (p->next != NULL)
		{
			p = (struct userstruct *)malloc(sizeof(struct userstruct));
			userend->next = p;
			userend = p;
			userend->next = NULL;
		}
	}	
}
void adminfile()           //读取数据 ,建立链表 
{
	struct adminstruct *p;
	FILE *fp;
	p = adminhead;
	fp = fopen("admin", "ab+");
	while (fread(p, sizeof(struct adminstruct), 1, fp))
	{
		if (p->next != NULL)
		{
			p = (struct adminstruct *)malloc(sizeof(struct adminstruct));  //为链表的建立分配内存        
			adminend->next = p;
			adminend = p;
			adminend->next = NULL;                 
		}
	}	
}
void writefile(int flag)          //'写文件',修改数据时引用 
{
	FILE *fp;
	struct userstruct *userp;
	struct adminstruct *adminp;
	struct superstruct *superp;
	struct airstruct *airp;
	userp = userhead;
	adminp = adminhead;
	superp = superhead;
	airp = airhead;
	if (flag == 0)
	{
		fp = fopen("user", "w");
		while (userp != NULL)
		{
			fwrite(userp, sizeof(struct userstruct), 1, fp);
			userp = userp->next;
		}
	}
	else if (flag == 1)
	{
		fp = fopen("admin", "w");

		while (adminp != NULL) 
		{
			fwrite(adminp, sizeof(struct adminstruct), 1, fp);
			adminp = adminp->next;
		}
	}
	else if(flag==2)
	{
		fp = fopen("super", "w");
		while (superp != NULL)
		{
			fwrite(superp, sizeof(struct superstruct), 1, fp);
			superp = superp->next;
		}
	}
	else if(flag==3)
	{
		fp = fopen("air","w");
		while(airp!=NULL)
		{
			fwrite(airp, sizeof(struct airstruct), 1, fp);
			airp = airp->next ;
		}
	}
	fclose(fp);
}