#include
#include
#include
#include
/*定义客户结构体*/
struct guest
{ char no[20];
char Name[20];
char sex[2];
char id[20];
};
/*声明客户数组及客户数量*/
struct guest guests[200];
int num=0;
/*通过客户返回数组下标*/
int guest_SearchByIndex(char no[])
{ int i;
for (i=0;i
if (strcmp(guests[i].no,no)==0)
{
return 0;//i;
}
}
return -1;
}
/*通过姓名返回数组下标*/
int guest_SearchByName(char name[])
{ int i;
for (i=0;i
if (strcmp(guests[i].Name,name)==0)
return i;
else return -1;
}
return 0;
}
/*显示单条客户记录*/
void guest_DisplaySingle(int index)
{ printf("%10s%11s%10s%15s\n","房间编号","姓名","性别","身份号码");
printf("-------------------------------------------------------------\n");
printf(" %-10s%9s%9s%15s\n",guests[index].no,guests[index].Name,guests[index].sex,guests[index].id);
}
/*插入客户信息*/
void guest_Insert()
{
while(1)
{
printf("请输入房间编号:");
scanf("%s",guests[num].no);
getchar();
printf("请输入姓名:");
scanf("%s",guests[num].Name);
getchar();
printf("请输入性别:");
scanf("%s",guests[num].sex);
getchar();
printf("请输入身份号码:");
scanf("%s",guests[num].id);
while(strlen(guests[num].id)!=18)
{
printf("请输入18位身份证号码");
scanf("%s",guests[num].id);
}
getchar();
num++;
printf("是否继续?(y/n)");
if (getchar()=='n'||getchar()=='N')
{
break;
}
}
}
/*修改客户信息*/
void guest_Modify()
{
while(1)
{
char no[20];
int index;
printf("请输入要修改的客户的房号:");
scanf("%s",no);
getchar();
index=guest_SearchByIndex(no);
if (index==-1)
{
printf("该客户不存在!\n");
}
else
{
printf("你要修改的客户信息为:\n");
guest_DisplaySingle(index);
printf("-- 请输入新值--\n");
printf("请输入房间编号:");
scanf("%s",guests[index].no);
getchar();
printf("请输入姓名:");
scanf("%s",guests[index].Name);
getchar();
printf("请输入性别:");
scanf("%s",guests[index].sex);
getchar();
printf("请输入您的身份证号码");
scanf("%s",guests[index].id);
while(strlen(guests[index].id)!=18)
{
printf("请输入18位身份证号码\n");
scanf("%s",guests[index].id);
}
getchar();
}
printf("
是否继续?(y/n)");
if (getchar()=='y'||getchar()!='Y')
{
break;
}
}
}
/*删除客户信息*/
void guest_Delete()
{
int i;
while(1)
{
char no[20];
int index;
printf("请输入要删除的客户房间编号:");
scanf("%s",no);
getchar();
index=guest_SearchByIndex(no);
if (index==-1)
{
printf("该房间没人住!\n");
}
else
{
printf("你要删除的客户信息为:\n");
guest_DisplaySingle(index);
printf("是否真的要删除?(y/n)");
if (getchar()=='y')
{
for (i=index;i
num--;
}
getchar();
}
printf("是否继续?(y/n)");
if (getchar()=='y'||getchar()!='Y')
{
break;
}
}
}
/*按姓名查询*/
void guest_Select()
{
while(1)
{
char name[20];
int index;
printf("请输入要查询的客户的姓名:");
scanf("%s",name);
getchar();
index=guest_SearchByName(name);
if (index==-1)
{
printf("该客户不存在!\n");
}
else
{
printf("你要查询的客户信息为:\n");
guest_DisplaySingle(index);
}
printf("是否继续?(y/n)");
if (getchar()=='y'||getchar()!='Y')
{
break;
}
}
}
/*按房间号码查询*/
void guest_room()
{
while(1)
{
char no[20];
char index;
printf("请输入要查询的房间号码:");
scanf("%s",no);
getchar();
index=guest_SearchByIndex(no);
if (index==-1)
{
printf("该房间为空!\n");
}
else
{
printf("你要查询的客户信息为:\n");
guest_DisplaySingle(index);
}
printf("是否继续?(y/n)");
if (getchar()=='y'||getchar()!='Y')
{
break;
}
}
}
/*显示客户信息*/
void guest_Display()
{ int i;
printf("%10s%11s%10s%15s\n","房间编号","姓名","性别","身份号码");
printf("-------------------------------------------------------------------------\n");
for (i=0;i
printf(" %-10s%9s%9s%15s\n",guests[i].no,guests[i].Name,guests[i].sex,guests[i].id);
}
getchar();
}
/*将客户信息从文件读出*/
void
IO_ReadInfo()
{
FILE *fp;
int i;
if ((fp=fopen("Database.txt","rb"))==NULL)
{
printf("不能打开文件!\n");
return;
}
if (fread(&num,sizeof(int),1,fp)!=1) /*判断文件读入是否出错*/
{
num=-1;
}
else
{
for(i=0;i
{
fread(&guests[i],sizeof(struct guest),1,fp);
}
}
fclose(fp);
}
/*将客户信息写入文件*/
void IO_WriteInfo()
{
FILE *fp;
int i;
if ((fp=fopen("Database.txt","wb"))==NULL)
{
printf("不能打开文件!\n");
return;
}
if (fwrite(&num,sizeof(int),1,fp)!=1)
{
printf("写入文件错误!\n");
}
for (i=0;i
{
if (fwrite(&guests[i],sizeof(struct guest),1,fp)!=1)
{
printf("写入文件错误!\n");
}
}
fclose(fp);
}
/*主程序*/
void main()
{
int m,b,x,h;
IO_ReadInfo();
while(1)
{
/*主菜单*/
printf("\n ********************* 酒店客户入住登记管理********************\n");
printf(" & 1. 增加客户记录 & \n");
printf(" & 2. 修改客户记录 & \n");
printf(" & 3. 删除客户 & \n");
printf(" & 4. 按姓名查询客户记录 & \n");
printf(" & 5. 按房间号码查询客户记录 & \n");
printf(" & 6. 输出所有客户 & \n");
printf(" & 7. 退出 & \n");
printf(" ********************************************************** \n");
scanf("%d",&m);
getchar();
switch(m)
{
case 1:
{
printf("请您选择预定种类:\n");
printf("1.单人间/夜150元\n2.双人间/夜200元\n3.标准间/夜300元\n4.总统套房/夜600元\n");
scanf("%d",&b);
getchar();
switch(b)
{
case 1:printf("请输入预定天数\n");
scanf("%d",&x);
printf("请预交款为%d元\n",x*150);
printf("1.确定 2.返回");
scanf("%d",&h);
printf("您已预定成功!\n");break;
case 2:printf("请输入预定天数\n");
scanf("%d",&x);
printf("请预交款为%d元\n",x*200);
printf("1.确定 2.返回");
scanf("%d",&h);
printf("您已预定成功!\n");break;
case 3:printf("请输入预定天数\n");
scanf("%d",&x);
printf("请预交款为%d元\n",x*300);
printf("1.确定 2.返回
");
scanf("%d",&h);
printf("您已预定成功!\n");break;
case 4:printf("请输入预定天数\n");
scanf("%d",&x);
printf("请预交款为%d元\n",x*600);
printf("1.确定 2.返回");
scanf("%d",&h);
printf("您已预定成功!\n");break;
default:printf("您的输入有错请您重试");
}
guest_Insert();
}
break;
case 2:
guest_Modify();
break;
case 3:
guest_Delete();
break;
case 4:
guest_Select();
break;
case 5:
guest_room();
break;
case 6:
guest_Display();
break;
case 7:
exit(0);
//break;
default:printf("您输入有误，请重新输入");
system("cls"); /*清屏*/
}
IO_WriteInfo();
}
getchar();
}