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#include <stdio.h>
#include <stdlib.h>
#include "windows.h"
#include "string.h"
#define S_MAX
int user_count=0; //用户信息的总数
int book_count=0;
char ini_path[]={ "\0"}; //数据文件的绝对路径
char user_path[]={ "\0"}; //用户数据文件的绝对路径
char book_path[]={ "\0"};
int book_pos=0; //book数组的计数
int user_pos=0;
struct user_data
{
char name[];
char book_name[];
}user[S_MAX];
struct book_data
{
char no[];
char name[];
char author[];
char money[];
char in_or_out[];
char user_name[];
}book[S_MAX];
void read_file() //从文件读取数据
{
user_pos=0;
int i;
for(i=0;i<S_MAX;i++)
{
memset(user[i].name,'\0',);
memset(user[i].book_name,'\0',);
memset(book[i].no,'\0',);
memset(book[i].name,'\0',);
memset(book[i].author,'\0',);
memset(book[i].money,'\0',);
memset(book[i].in_or_out,'\0',);
memset(book[i].user_name,'\0',);
}
user_count=GetPrivateProfileInt("USER","user_count",0,user_path);
book_count=GetPrivateProfileInt("book","book_count",0,book_path);
for(i=0;i<user_count;i++)
{
char t[5]={ "\0"};
sprintf(t,"%d",i+1);
GetPrivateProfileString(t,"name","",user[i].name,,user_path);
GetPrivateProfileString(t,"book_name","",user[i].book_name,,user_path);
user_pos++;
}
for(i=0;i<book_count;i++)
{
char t[5]={ "\0"};
sprintf(t,"%d",i+1);
GetPrivateProfileString(t,"no","",book[i].no,,book_path);
GetPrivateProfileString(t,"name","",book[i].name,,book_path);
GetPrivateProfileString(t,"author","",book[i].author,,book_path);
GetPrivateProfileString(t,"money","",book[i].money,,book_path);
GetPrivateProfileString(t,"in_or_out","",book[i].in_or_out,,book_path);
GetPrivateProfileString(t,"user_name","",book[i].user_name,,book_path);
book_pos++;
}
}
void write_file()
{
int i;
for(i=0;i<user_count;i++)
{
char t[5]={ "\0"};
sprintf(t,"%d",i+1);
WritePrivateProfileString(t,"name",NULL,user_path);
WritePrivateProfileString(t,"book_name",NULL,user_path);
WritePrivateProfileString(t,"no",NULL,book_path);
WritePrivateProfileString(t,"name",NULL,book_path);
WritePrivateProfileString(t,"author",NULL,book_path);
WritePrivateProfileString(t,"money",NULL,book_path);
WritePrivateProfileString(t,"in_or_out",NULL,book_path);
WritePrivateProfileString(t,"user_name",NULL,book_path);
}
char temp[5]={ "\0"};
int temp_count=0;
for(i=0;i<user_pos;i++)
{
if(strcmp(user[i].name,"")==0)
{
continue;
}
char t[5]={ "\0"};
sprintf(t,"%d",i+1);
WritePrivateProfileString(t,"name",user[i].name,user_path);
WritePrivateProfileString(t,"book_name",user[i].book_name,user_path);
temp_count++;
}
sprintf(temp,"%d",temp_count);
WritePrivateProfileString("USER","user_count",temp,user_path);
temp_count=0;
for(i=0;i<book_pos;i++)
{
if(strcmp(book[i].no,"")==0)
{
continue;
}
char t[5]={ "\0"};
sprintf(t,"%d",i+1);
WritePrivateProfileString(t,"no",book[i].no,book_path);
WritePrivateProfileString(t,"name",book[i].name,book_path);
WritePrivateProfileString(t,"author",book[i].author,book_path);
WritePrivateProfileString(t,"money",book[i].money,book_path);
WritePrivateProfileString(t,"in_or_out",book[i].in_or_out,book_path);
WritePrivateProfileString(t,"user_name",book[i].user_name,book_path);
temp_count++;
}
sprintf(temp,"%d",temp_count);
WritePrivateProfileString("BOOK","book_count",temp,book_path);
}
void search_user_name() //按借书人姓名查询
{
system("cls");
char search_key[]={ "\0"};
printf("请输入要查询图书借书人：");
scanf("%s",search_key);
int i;
int s[]={ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1};
int s_i=0;
int find=0;
for(i=0;i<book_pos;i++)
{
if(strcmp(book[i].user_name,search_key)==0)
{
find=1;
s[s_i]=i;
s_i++;
printf("\n编 号: %s",book[i].no);
printf("\n名 称: %s",book[i].name);
printf("\n作 者: %s",book[i].author);
printf("\n金 额: %s",book[i].money);
printf("\n状 态: %s",book[i].in_or_out);
printf("\n借 书 人: %s\n",book[i].user_name);
}
}
if(find==0)
{
printf("\n\n未找到符合条件的信息！");
}
else
{
for(i=0;i<s_i;i++)
{
printf("\n\n第%d本书: %s",i+1,book[i].name);
}
printf("\n\n共%d本",i);
}
fflush(stdin);
getchar();
}
void search_book_author() //按图书作者查询
{
system("cls");
char search_key[]={ "\0"};
printf("请输入要查询图书的作者：");
scanf("%s",search_key);
int i;
int find=0;
for(i=0;i<book_pos;i++)
{
if(strcmp(book[i].author,search_key)==0)
{
find=1;
printf("\n编 号: %s",book[i].no);
printf("\n名 称: %s",book[i].name);
printf("\n作 者: %s",book[i].author);
printf("\n金 额: %s",book[i].money);
printf("\n状 态: %s",book[i].in_or_out);
printf("\n借 书 人: %s\n",book[i].user_name);
break;
}
}
if(find==0)
{
printf("\n\n未找到符合条件的信息！");
}
fflush(stdin);
getchar();
}
void search_book_name() //按图书名称查询
{
system("cls");
char search_key[]={ "\0"};
printf("请输入要查询图书的名称：");
scanf("%s",search_key);
int i;
int find=0;
for(i=0;i<book_pos;i++)
{
if(strcmp(book[i].name,search_key)==0)
{
find=1;
printf("\n编 号: %s",book[i].no);
printf("\n名 称: %s",book[i].name);
printf("\n作 者: %s",book[i].author);
printf("\n金 额: %s",book[i].money);
printf("\n状 态: %s",book[i].in_or_out);
printf("\n借 书 人: %s\n",book[i].user_name);
break;
}
}
if(find==0)
{
printf("\n\n未找到符合条件的信息！");
}
fflush(stdin);
getchar();
}
void search_book_no() //按图书编号查询
{
system("cls");
char search_key[]={ "\0"};
printf("请输入要查询图书的编号：");
scanf("%s",search_key);
int i;
int find=0;
for(i=0;i<book_pos;i++)
{
if(strcmp(book[i].no,search_key)==0)
{
find=1;
printf("\n编 号: %s",book[i].no);
printf("\n名 称: %s",book[i].name);
printf("\n作 者: %s",book[i].author);
printf("\n金 额: %s",book[i].money);
printf("\n状 态: %s",book[i].in_or_out);
printf("\n借 书 人: %s\n",book[i].user_name);
break;
}
}
if(find==0)
{
printf("\n\n未找到符合条件的信息！");
}
fflush(stdin);
getchar();
}
void search_all_book() //查询所有图书
{
system("cls");
if(book_pos==0)
{
printf("真TM穷,一本书都没有");
}
else
{
int i;
printf("共有%d本书\n",book_pos);
for(i=0;i<book_pos;i++)
{
printf("\n编号:%s 名称:%s 作者:%s 金额:%s 状态:%s",book[i].no,book[i].name,book[i].author,book[i].money,book[i].in_or_out);
if(strcmp(book[i].in_or_out,"out")==0)
{
printf(" 借书人:%s",book[i].user_name);
}
}
}
fflush(stdin);
getchar();
}
void search_all_user() //查询所有用户
{
system("cls");
if(user_pos==0)
{
printf("要倒闭了?一个人都没有!");
}
else
{
int i;
printf("共有%d个用户\n",user_pos);
for(i=0;i<user_pos;i++)
{
printf("\n用户名称: %s 借书名称: ",user[i].name);
if(strcmp(user[i].book_name,"")!=0)
{
printf("%s",user[i].book_name);
}
else
{
printf("未借书");
}
}
}
fflush(stdin);
getchar();
}
void No7() //查询
{
int f=1;
int sel;
while(f)
{
system("cls");
printf("
