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链表|C语言课程设计——图书管理系统

链表课程设计

【链表|C语言课程设计——图书管理系统】代码又臭又长，如有BUG，欢迎指出，不一定改?_?

#include #include #include #include #include/**********************下为基础数据管理***********************/ struct books{ char book_name[20]; //书名 char author_name[20]; //作者 char price[10]; //价格 long long borrow; //借书者身份证 int id; //书的ID struct books *next; }*head_book=NULL; struct members{ char account[15]; //账号 char password[15]; //密码 char name[15]; //姓名 long long phone,id; //电话号码+身份证号 int sex; //性别 int level; //用户级别 int cnt; //所借图书数量 int borrow[5]; //所借图书 struct members *next; }*head_member=NULL; struct blacklist{ long long id; struct blacklist *next; }*head_black=NULL; struct members *creat_members(struct members*,struct members); //用户链表建立及增加 struct books *creat_books(struct books*,struct books); //图书链表建立及增加 struct blacklist *creat_blacklist(struct blacklist*,struct blacklist); //黑名单链表建立及增加/**********************下为主要界面***************************/ void staff_list(); //制作人员清单 void interface_login(); //登入界面 void Manager_interface(); //管理者界面 void interface_rank0(struct members *); //普通用户界面 void interface_rank1(struct members *); //会员用户界面/**********************下为用户功能***************************/ void login(); //账号登入 void regis(); //账号注册 void browse_members(); //浏览成员信息及管理 void find_member(); //查找成员信息及管理 void modific_member(); //管理员修改成员信息 void modific_mymessage(struct members *); //用户修改自己信息 void find_mymessage(struct members *); //用户查看自己信息及修改 void find_mybook(struct members *); //查询本人借阅书籍 void del_member(long long); //删除成员信息 void print_members(); //输出成员信息 void change_rank(); //用户级别修改/**********************下为黑名单功能*************************/ void add_blacklist(); //加入黑名单 void browse_blacklist(); //浏览黑名单 void del_blacklist(); //拉白/**********************下为图书管理功能***********************/ void browse_manage_books(); //浏览图书信息及管理 void find_manage_book(); //查询图书信息及管理 void browse_books(struct members *); //用户浏览图书信息 void find_book(struct members *); //用户查询图书信息 void print_books(); //输出图书信息 void add_book(); //管理员添加图书信息 void del_book(); //管理员删除图书信息 void modific_book(); //管理员修改图书信息 void borrow_book(struct members *); //用户借书 void Back_book(); //管理员操作还书/**********************下为各函数实现*************************/int main(){ interface_login(); return 0; }/**********************下为基础数据管理***********************///用户链表建立及增加 struct members *creat_members(struct members *head,struct members data){ struct members *p; p=(struct members*)malloc(sizeof(struct members)); data.next=NULL; *p=data; if(head!=NULL)p->next=head; return p; }//图书链表建立及增加 struct books *creat_books(struct books *head,struct books data){ struct books *p; p=(struct books*)malloc(sizeof(struct books)); data.next=NULL; *p=data; if(head!=NULL)p->next=head; return p; }//黑名单链表建立及增加 struct blacklist *creat_blacklist(struct blacklist *head,struct blacklist data){ struct blacklist *p; p=(struct blacklist*)malloc(sizeof(struct blacklist)); data.next=NULL; *p=data; if(head!=NULL)p->next=head; return p; }/**********************下为用户功能***************************///账户注册 void regis(){ int n=1; struct members data,r_data,*q_member=NULL; while(n){ int flag=0; system("cls"); printf("请输入账户\n"); scanf("%s",r_data.account); //判断账号是否被注册 q_member=head_member; if(q_member!=NULL){ while(strcmp(q_member->account,r_data.account)&&q_member->next!=NULL)q_member=q_member->next; if(!strcmp(q_member->account,r_data.account))flag=1; }if(flag){ system("cls"); printf("此账号已被注册\n输入0 返回上一级\n否则重新注册\n"); scanf("%d",&n); } else{ while(1){ printf("请输入密码，长度为6-14\n输入0取消注册\n"); scanf("%s",data.password); if(!strcmp(data.password,"0"))return; if(!(strlen(data.password)>5&&strlen(data.password)<15)){ memset(data.password,0,sizeof(data.password)); printf("不符合要求\n\n"); } else{ system("cls"); printf("请重新输入密码以验证\n"); scanf("%s",r_data.password); if(strcmp(data.password,r_data.password)){ printf("2次输入密码不相同\n按0返回上一级\n否则重新注册\n"); memset(data.password,0,sizeof(data.password)); memset(r_data.password,0,sizeof(r_data.password)); scanf("%d",&n); break; } else{ printf("两次密码相同\n请按以下顺序输入详细信息\n"); printf("姓名\t电话号码\t身份证号码\t性别（女输入0，男输入1）\n"); scanf("%s%lld%lld%d",r_data.name,&r_data.phone,&r_data.id,&r_data.sex); r_data.level=0; r_data.cnt=0; //验证身份信息是否被拉黑 struct blacklist *q_blacklist; q_blacklist=head_black; if(q_blacklist!=NULL){ while(q_blacklist->id!=r_data.id&&q_blacklist->next!=NULL)q_blacklist=q_blacklist->next; if(q_blacklist->id==r_data.id)flag=1; }if(flag){ printf("该用户身份已被禁止注册，可找管理员申请注册\n"); printf("\n输入任意键返回主菜单…\n"); getch(); return; }//验证身份证与电话号码是否被使用 q_member=head_member; if(q_member!=NULL){ while(q_member->phone!=r_data.phone&&q_member->id!=r_data.id&&q_member->next!=NULL)q_member=q_member->next; if(q_member->phone==r_data.phone)flag=1; if(q_member->id==r_data.id)flag=2; } if(flag==1){ printf("该电话已被使用\n"); printf("\n输入任意键返回主菜单…\n"); getch(); return; } if(flag==2){ printf("该身份证已被使用\n"); printf("\n输入任意键返回主菜单…\n"); getch(); return; }//注册成功存入信息 FILE *fp1; fp1=fopen("user.txt","a+"); fprintf(fp1,"%s %s %s %lld %lld %d %d %d\n",r_data.account,r_data.password,r_data.name,r_data.phone,r_data.id,r_data.sex,r_data.level,r_data.cnt); head_member=creat_members(head_member,r_data); printf("注册成功\n"); fclose(fp1); printf("\n输入任意键返回主菜单…\n"); getch(); return; } } } } } }//账号登入 void login(){ system("cls"); char l_account[15],l_password[15]; struct members *q_member=NULL; int flag=1; printf("请输入你的账号\n"); scanf("%s",l_account); //管理者登入 if(strcmp(l_account,"bokuwasinnsekainokamitonaru")==0){ Manager_interface(); return; } q_member=head_member; if(q_member!=NULL){ while(strcmp(q_member->account,l_account)&&q_member->next!=NULL)q_member=q_member->next; if(!strcmp(q_member->account,l_account))flag=0; } if(flag){ printf("该账号不存在\n"); printf("\n输入任意键返回主菜单…\n"); getch(); return; } printf("请输入你的密码\n"); scanf("%s",l_password); if(strcmp(q_member->password,l_password)){ printf("密码错误\n"); printf("\n输入任意键返回主菜单…\n"); getch(); return; } if(q_member->level)interface_rank1(q_member); else interface_rank0(q_member); }//输出成员信息 void print_members(){ struct members *q_member=head_member; if(q_member==NULL){ return; } printf("姓名身份证号码账号密码电话号码性别 等级 所借图书数量\n"); while(q_member!=NULL){ printf("%-15s%-20lld%-15s%-15s%-15lld",q_member->name,q_member->id,q_member->account,q_member->password,q_member->phone); if(q_member->sex)printf("男"); else printf("女"); printf("%-5d%-5d\n",q_member->level,q_member->cnt); q_member=q_member->next; } }//管理员修改成员信息 void modific_member(){ printf("请输入目标身份证\n"); struct members a_member,*q_member=NULL; int flag=1; scanf("%lld",&a_member.id); q_member=head_member; if(q_member!=NULL){ while(q_member->id!=a_member.id&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==a_member.id)flag=0; } if(flag){ printf("暂无此人信息\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } a_member=*q_member; printf("密码\t姓名\t电话号码\t性别（女输入0，男输入1）\n"); scanf("%s%s%lld%d",a_member.password,a_member.name,&a_member.phone,&a_member.sex); if(!(strlen(a_member.password)>5&&strlen(a_member.password)<15)){ printf("密码不符合要求\n\n输入任意键返回\n"); getch(); return; } *q_member=a_member; if(q_member->phone!=a_member.phone){ q_member=head_member; //验证手机是否被注册 if(q_member!=NULL){ while(q_member->phone!=a_member.phone&&q_member->next!=NULL)q_member=q_member->next; if(q_member->phone==a_member.phone)flag=1; } } if(flag){ printf("该电话已被使用\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; }FILE *fp1; fp1=fopen("user.txt","w"); q_member=head_member; while(q_member!=NULL){ int i; fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt); for(i=0; icnt; i++)fprintf(fp1," %d",q_member->borrow[i]); fprintf(fp1,"\n"); q_member=q_member->next; } fclose(fp1); printf("修改成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); }//用户修改自己信息 void modific_mymessage(struct members *q_member){ struct members a_member; int flag=0; a_member=*q_member; printf("密码\t姓名\t电话号码\t性别（女输入0，男输入1）\n"); scanf("%s%s%lld%d",a_member.password,a_member.name,&a_member.phone,&a_member.sex); if(!(strlen(a_member.password)>5&&strlen(a_member.password)<15)){ printf("密码不符合要求\n\n输入任意键返回\n"); getch(); return; } *q_member=a_member; if(q_member->phone!=a_member.phone){ q_member=head_member; //验证手机是否被注册 if(q_member!=NULL){ while(q_member->phone!=a_member.phone&&q_member->next!=NULL)q_member=q_member->next; if(q_member->phone==a_member.phone)flag=1; } } if(flag){ printf("该电话已被使用\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } FILE *fp1; fp1=fopen("user.txt","w"); q_member=head_member; while(q_member!=NULL){ int i; fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt); for(i=0; icnt; i++)fprintf(fp1," %d",q_member->borrow[i]); fprintf(fp1,"\n"); q_member=q_member->next; } fclose(fp1); printf("修改成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); }//用户查看自己信息及修改 void find_mymessage(struct members *q_member){ int n=1; while(n){ system("cls"); printf("姓名%s\n",q_member->name); printf("身份证号码%lld******\n",q_member->id/1000000); printf("账号%s\n",q_member->account); printf("密码%s\n",q_member->password); printf("电话号码%lld\n",q_member->phone); if(q_member->sex)printf("性别男\n"); else printf("性别女\n"); if(q_member->level)printf("会员用户\n"); else printf("普通用户\n"); if(q_member->cnt)printf("所借图书如下\n"); else printf("暂无借阅图书\n"); int i=0; for(i=0; icnt; i++){ printf("所借图书如下\n"); printf("书籍编号书名作者价格\n"); int i; for(i=0; icnt; i++){ struct books *q_book=head_book; while(q_book->id!=q_member->borrow[i]&&q_book->next!=NULL) q_book=q_book->next; printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price); } } printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 修改用户信息-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:modific_mymessage(q_member); break; } } }//删除成员信息 void del_member(long long a_id){ struct members *q_member=NULL,*p_member=head_member; while(p_member->next!=NULL&&a_id!=p_member->id){ q_member=p_member; p_member=p_member->next; } //能到这的必定存在 if(q_member==NULL)head_member=p_member->next; else q_member->next=p_member->next; free(p_member); FILE *fp1; int i; fp1=fopen("user.txt","w"); q_member=head_member; while(q_member!=NULL){ fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt); for(i=0; icnt; i++)fprintf(fp1," %d",q_member->borrow[i]); fprintf(fp1,"\n"); q_member=q_member->next; } fclose(fp1); }//查找成员信息及管理 void find_member(){ struct members *q_member=head_member; long long f_id; printf("请输入查询目标身份证\n"); scanf("%lld",&f_id); int flag=1; if(q_member==NULL){ printf("该用户不存在\n输入任意键继续……\n"); getch(); return; } if(q_member!=NULL){ while(q_member->id!=f_id&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==f_id)flag=0; } if(flag){ printf("该用户不存在\n输入任意键继续……\n"); getch(); return; }int n=1; while(n){ system("cls"); printf("姓名%s\n",q_member->name); printf("身份证号码%lld\n",q_member->id); printf("账号%s\n",q_member->account); printf("密码%s\n",q_member->password); printf("电话号码%lld\n",q_member->phone); if(q_member->sex)printf("性别男\n"); else printf("性别女\n"); if(q_member->level)printf("会员用户\n"); else printf("普通用户\n"); if(q_member->cnt){ printf("所借图书如下\n"); printf("书籍编号书名作者价格\n"); int i; for(i=0; icnt; i++){ struct books *q_book=head_book; while(q_book->id!=q_member->borrow[i]&&q_book->next!=NULL) q_book=q_book->next; printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price); } } else printf("暂无借阅图书\n"); int i=0; for(i=0; icnt; i++){} printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 修改用户信息-------------\n"); printf("-------------输入2 注销用户-------------\n"); printf("-------------输入3 拉黑身份证-------------\n"); printf("-------------输入4 用户级别修改-------------\n"); printf("-------------输入5 还书-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:modific_member(); break; case 2:{ long long c; printf("请输入用户身份证以确认\n"); scanf("%lld",&c); if(q_member->cnt){ printf("图书未完全归，无法删除\n"); printf("\n输入任意键返回…\n"); getch(); break; } if(c==q_member->id){ del_member(q_member->id); printf("删除成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } else{ printf("输入错误\n"); printf("\n输入任意键返回…\n"); getch(); } break; } case 3:add_blacklist(); return; case 4:change_rank(); break; case 5:Back_book(); break; } } }//浏览成员信息及管理 void browse_members(){ int n=1; while(n){ system("cls"); print_members(); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 查询用户信息-------------\n"); printf("-------------输入2 修改用户信息-------------\n"); printf("-------------输入3 注销用户-------------\n"); printf("-------------输入4 拉黑身份证-------------\n"); printf("-------------输入5 用户级别修改-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:find_member(); break; case 2:modific_member(); break; case 3:{ struct members *q_member; long long c; int flag=0; printf("请输入用户身份证\n"); scanf("%lld",&c); q_member=head_member; if(q_member!=NULL){ while(q_member->id!=c&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==c)flag=1; } if(flag&&q_member->cnt){ printf("图书未完全归，无法删除\n"); printf("\n输入任意键返回…\n"); getch(); break; } if(flag){ del_member(q_member->id); printf("删除成功\n"); printf("\n输入任意键返回…\n"); getch(); break; } printf("身份证未被注册\n"); printf("\n输入任意键返回…\n"); getch(); break; } case 4:add_blacklist(); break; case 5:change_rank(); break; } } }//查询本人借阅情况 void find_mybook(struct members *user){ if(user->cnt){ printf("所借图书如下\n"); printf("书籍编号书名作者价格\n"); int i; for(i=0; icnt; i++){ struct books *q_book=head_book; while(q_book->id!=user->borrow[i]&&q_book->next!=NULL) q_book=q_book->next; printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price); } } else printf("暂无借阅图书\n"); printf("输入任意键返回……\n"); getch(); }//用户查询图书信息 void find_book(struct members *user){ struct books *q_book=head_book; char a_book[20]; printf("请输入书名\n"); scanf("%s",&a_book); int flag=1; if(q_book==NULL){ printf("该书不存在\n输入任意键继续……\n"); getch(); return; } if(q_book!=NULL){ while(strcmp(q_book->book_name,a_book)&&q_book->next!=NULL)q_book=q_book->next; if(!strcmp(q_book->book_name,a_book))flag=0; } if(flag){ printf("该书不存在\n输入任意键继续……\n"); getch(); return; }int n=1; while(n){ system("cls"); q_book=head_book; while(q_book!=NULL){ if(!strcmp(q_book->book_name,a_book)){ printf("书籍编号%d\n",q_book->id); printf("书名%s\n",q_book->book_name); printf("作者%s\n",q_book->author_name); printf("价格%s\n",q_book->price); printf("书籍状态"); if(q_book->borrow)printf("借出\n\n"); else printf("在架\n\n"); } q_book=q_book->next; } if(user->level==0){ printf("输入任意键返回……\n"); getch(); return; } printf("------------------------------------------------------------\n"); printf("------------------------------------------------------------\n"); printf("-------------输入1 借书-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("------------------------------------------------------------\n"); printf("------------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:borrow_book(user); break; } } }//用户浏览图书信息 void browse_books(struct members *user){ int n=1; while(n){ system("cls"); print_books(); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 查询图书信息-------------\n"); if(user->level)printf("-------------输入2 借书-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:find_book(user); break; case 2:{ if(user->level)borrow_book(user); break; } } } }//用户级别修改 void change_rank(){ printf("请输入目标身份证\n"); struct members a_member,*q_member=NULL; int flag=1; scanf("%lld",&a_member.id); //查找用户 q_member=head_member; if(q_member!=NULL){ while(q_member->id!=a_member.id&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==a_member.id)flag=0; } if(flag){ printf("暂无此人信息\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; }//修改用户信息 a_member=*q_member; printf("普通用户输入0,会员用户输入1\n"); scanf("%d",&a_member.level); if(a_member.level!=0)a_member.level=1; *q_member=a_member; //数据修改 FILE *fp1; fp1=fopen("user.txt","w"); q_member=head_member; while(q_member!=NULL){ int i; fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt); for(i=0; icnt; i++)fprintf(fp1," %d",q_member->borrow[i]); fprintf(fp1,"\n"); q_member=q_member->next; } fclose(fp1); printf("修改成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); }/**********************下为黑名单功能*************************///加入黑名单 void add_blacklist(){ printf("请输入目标身份证\n"); struct blacklist a_id; int flag=0; scanf("%lld",&a_id.id); //验证身份信息是否被拉黑 struct blacklist *q_blacklist; q_blacklist=head_black; if(q_blacklist!=NULL){ while(q_blacklist->id!=a_id.id&&q_blacklist->next!=NULL)q_blacklist=q_blacklist->next; if(q_blacklist->id==a_id.id)flag=1; } if(flag){ printf("该身份证已被拉黑\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } //如果该身份证被注册则删除 struct members *q_member=head_member; if(q_member!=NULL){ if(q_member!=NULL){ while(q_member->id!=a_id.id&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==a_id.id)flag=1; } if(flag){ if(q_member->cnt){ printf("目标图书未完全归还，无法执行\n"); printf("\n输入任意键返回…\n"); getch(); return; } del_member(a_id.id); } } //存入信息 FILE *fp1; fp1=fopen("blacklist.txt","a+"); fprintf(fp1,"%lld\n",a_id.id); fclose(fp1); head_black=creat_blacklist(head_black,a_id); printf("拉黑成功\n"); printf("\n输入任意键返回…\n"); getch(); }//浏览黑名单 void browse_blacklist(){ int n=1; struct blacklist *q_blacklist=head_black; while(n){ q_blacklist=head_black; system("cls"); if(q_blacklist==NULL)printf("暂无数据\n\n"); else{ printf("身份证号码如下：\n"); while(q_blacklist!=NULL){ printf("%lld\n",q_blacklist->id); q_blacklist=q_blacklist->next; } } printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 添加身份证-------------\n"); printf("-------------输入2 删除身份证-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:add_blacklist(); break; case 2:del_blacklist(); break; } } }//拉白 void del_blacklist(){ long long a_id; struct blacklist *q_blacklist=NULL,*p_blacklist=head_black; printf("请输入目标身份证\n"); scanf("%lld",&a_id); if(p_blacklist==NULL){ printf("暂无数据\n输入任意键返回……\n"); getch(); return; } while(a_id!=p_blacklist->id&&p_blacklist->next!=NULL){ q_blacklist=p_blacklist; p_blacklist=p_blacklist->next; } if(a_id!=p_blacklist->id){ printf("该用户未被进入黑名单\n输入任意键返回……\n"); getch(); return; } if(q_blacklist==NULL)head_black=p_blacklist->next; else q_blacklist->next=p_blacklist->next; free(p_blacklist); FILE *fp1; fp1=fopen("blacklist.txt","w"); q_blacklist=head_black; while(q_blacklist!=NULL){ fprintf(fp1,"%lld\n",q_blacklist->id); q_blacklist=q_blacklist->next; } fclose(fp1); printf("删除成功\n输入任意键返回……\n"); getch(); }/**********************下为图书管理功能***********************///添加书籍 void add_book(){ system("cls"); struct books data,*q_book=head_book; int flag,n=1; while(n){ flag=0; printf("请输入图书编号,输入0返回\n"); scanf("%d",&data.id); if(data.id==0)return; if(flag){ printf("该编号已被使用\n输入0返回，否则重新输入\n"); scanf("%d",&n); if(n==0)return; } else break; } printf("请输入书名\n"); scanf("%s",data.book_name); printf("请输入作者姓名\n"); scanf("%s",data.author_name); while(n){ flag=0; printf("请输入价格\n"); scanf("%s",data.price); int len=strlen(data.price),i,cnt=0; if(data.price[0]=='.')flag=1; if(data.price[len-1]=='.')flag=1; for(i=0; i'9')&&data.price[i]!='.')flag=1; } if(cnt>1)flag=1; if(flag){ printf("这真的是价格？\n输入0返回菜单,否则重新输入\n"); scanf("%d",&n); if(n==0)return; } else break; } data.borrow=0; head_book=creat_books(head_book,data); FILE *fp1; fp1=fopen("book.txt","a+"); fprintf(fp1,"%s %s %s %lld %d\n",data.book_name,data.author_name,data.price,data.borrow,data.id); printf("注册成功\n"); fclose(fp1); printf("\n输入任意键返回菜单…\n"); getch(); return; }//输出图书信息 void print_books(){ struct books *q_book=head_book; if(q_book==NULL){ printf("暂无图书\n\n"); return; } printf("书籍编号书名作者价格是否在架\n"); while(q_book!=NULL){ printf("%-11d%-20s%-20s%-10s",q_book->id,q_book->book_name,q_book->author_name,q_book->price); if(q_book->borrow)printf("否\n"); else printf("是\n"); q_book=q_book->next; } }//管理员修改图书信息 void modific_book(){ struct books a_book,*q_book=head_book; int flag=1; printf("请输入目标图书编号\n"); scanf("%d",&a_book.id); if(q_book!=NULL){ while(q_book->id!=a_book.id&&q_book->next!=NULL)q_book=q_book->next; if(q_book->id==a_book.id)flag=0; } if(flag){ printf("暂无该图书信息\n"); printf("\n输入任意键返回…\n"); getch(); return; } a_book=*q_book; printf("请输入修改信息\n书名\t作者姓名\t价格\n"); int n=1; while(n){ flag=0; scanf("%s %s %s",a_book.book_name,a_book.author_name,a_book.price); int len=strlen(a_book.price),i,cnt=0; if(a_book.price[0]=='.')flag=1; if(a_book.price[len-1]=='.')flag=1; for(i=0; i'9')&&a_book.price[i]!='.')flag=1; } if(cnt>1)flag=1; if(flag){ printf("这真的是价格？\n输入0取消修改,否则重新输入\n"); scanf("%d",&n); if(n==0)return; } else break; } *q_book=a_book; FILE *fp1; q_book=head_book; fp1=fopen("book.txt","w"); while(q_book!=NULL){ fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id); q_book=q_book->next; } fclose(fp1); printf("修改成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); }//管理员删除图书信息 void del_book(){ int a_id; printf("输入目标图书编号\n"); scanf("%d",&a_id); struct books *q_book=NULL,*p_book=head_book; while(p_book->next!=NULL&&a_id!=p_book->id){ q_book=p_book; p_book=p_book->next; } if(p_book->id!=a_id){ printf("书籍不存在\n输入任意键返回\n"); getch(); return; } if(p_book->borrow){ printf("书籍被借出无法删除\n输入任意键返回\n"); getch(); return; } if(q_book==NULL)head_book=p_book->next; else q_book->next=p_book->next; free(p_book); FILE *fp1; fp1=fopen("book.txt","w"); q_book=head_book; while(q_book!=NULL){ fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id); q_book=q_book->next; } fclose(fp1); printf("删除成功\n输入任意键返回\n"); getch(); }//浏览图书信息及管理 void browse_manage_books(){ int n=1; while(n){ system("cls"); print_books(); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 查询图书信息-------------\n"); printf("-------------输入2 修改图书信息-------------\n"); printf("-------------输入3 添加图书-------------\n"); printf("-------------输入4 删除图书-------------\n"); printf("-------------输入5 还书-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:find_manage_book(); break; case 2:modific_book(); break; case 3:add_book(); break; case 4:del_book(); break; case 5:Back_book(); break; } } }//查询图书信息及管理 void find_manage_book(){ struct books *q_book=head_book; char a_book[20]; printf("请输入书名\n"); scanf("%s",&a_book); int flag=1; if(q_book==NULL){ printf("该书不存在\n输入任意键继续……\n"); getch(); return; } if(q_book!=NULL){ while(strcmp(q_book->book_name,a_book)&&q_book->next!=NULL)q_book=q_book->next; if(!strcmp(q_book->book_name,a_book))flag=0; } if(flag){ printf("该书不存在\n输入任意键继续……\n"); getch(); return; }int n=1; while(n){ system("cls"); q_book=head_book; while(q_book!=NULL){ if(!strcmp(q_book->book_name,a_book)){ printf("书籍编号%d\n",q_book->id); printf("书名%s\n",q_book->book_name); printf("作者%s\n",q_book->author_name); printf("价格%s\n",q_book->price); printf("书籍状态"); if(q_book->borrow)printf("%lld\n\n",q_book->borrow); else printf("在架\n\n"); } q_book=q_book->next; } printf("------------------------------------------------------------\n"); printf("------------------------------------------------------------\n"); printf("-------------输入1 查看用户信息-------------\n"); printf("-------------输入2 修改图书信息-------------\n"); printf("-------------输入3 添加图书-------------\n"); printf("-------------输入4 删除图书-------------\n"); printf("-------------输入5 还书-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("------------------------------------------------------------\n"); printf("------------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:find_member(); break; case 2:modific_book(); break; case 3:add_book(); break; case 4:del_book(); break; case 5:Back_book(); break; } } }//根据书籍编号还书 void Back_book(){ int a_id; struct books *q_book=head_book; printf("请输入目标图书的编号\n"); scanf("%d",&a_id); int flag=1; if(q_book==NULL){ printf("该书不存在\n输入任意键返回……\n"); getch(); return; } if(q_book!=NULL){ while(q_book->id!=a_id&&q_book->next!=NULL)q_book=q_book->next; if(q_book->id==a_id)flag=0; } if(flag){ printf("该书不存在\n输入任意键返回……\n"); getch(); return; } if(q_book->borrow==0){ printf("该书未被借出\n输入任意键返回……\n"); getch(); return; } struct members *q_member=head_member; //找到借书者并修改数据 while(q_member->next!=NULL){ int i; for(i=0; icnt; i++){ if(q_member->borrow[i]==q_book->id){ q_member->borrow[i]=0; flag=1; } } if(flag)break; q_member=q_member->next; } q_member->cnt--; q_book->borrow=0; FILE *fp1=NULL; //修改用户信息 q_member=head_member; fp1=fopen("user.txt","w"); while(q_member!=NULL){ int i; fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt); for(i=0; icnt+1; i++) if(q_member->borrow[i]!=0)fprintf(fp1," %d",q_member->borrow[i]); fprintf(fp1,"\n"); q_member=q_member->next; } fclose(fp1); //修改图书信息 q_book=head_book; fp1=fopen("book.txt","w"); q_book=head_book; while(q_book!=NULL){ fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id); q_book=q_book->next; } fclose(fp1); printf("还书成功\n输入任意键返回……\n"); getch(); }//用户借书 void borrow_book(struct members *user){ int a_id; struct books *q_book=head_book; if(user->cnt>4){ printf("用户所借书数量已达上限\n输入任意键返回……\n"); getch(); return; } printf("请输入目标图书的编号\n"); scanf("%d",&a_id); int flag=1; if(q_book==NULL){ printf("该书不存在\n输入任意键返回……\n"); getch(); return; } if(q_book!=NULL){ while(q_book->id!=a_id&&q_book->next!=NULL)q_book=q_book->next; if(q_book->id==a_id)flag=0; } if(flag){ printf("该书不存在\n输入任意键返回……\n"); getch(); return; } if(q_book->borrow){ printf("该书已被借出\n输入任意键返回……\n"); getch(); return; } user->borrow[user->cnt]=q_book->id; user->cnt++; q_book->borrow=user->id; FILE *fp1=NULL; user=head_member; fp1=fopen("user.txt","w"); while(user!=NULL){ int i; fprintf(fp1,"%s %s %s %lld %lld %d %d %d",user->account,user->password,user->name,user->phone,user->id,user->sex,user->level,user->cnt); for(i=0; icnt; i++)fprintf(fp1," %d",user->borrow[i]); fprintf(fp1,"\n"); user=user->next; } fclose(fp1); q_book=head_book; fp1=fopen("book.txt","w"); q_book=head_book; while(q_book!=NULL){ fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id); q_book=q_book->next; } fclose(fp1); printf("借阅成功\n输入任意键返回……\n"); getch(); return; }/**********************下为主要界面***************************///主界面 void interface_login(){int n=1; //读入用户数据 struct members m_data; FILE *fp1; fp1=fopen("user.txt","a+"); while(fscanf(fp1,"%s%s%s%lld%lld%d%d%d\n",m_data.account,m_data.password,m_data.name,&m_data.phone,&m_data.id,&m_data.sex,&m_data.level,&m_data.cnt)!=EOF){ int i; for(i=0; i<5; i++)m_data.borrow[i]=0; for(i=0; iid!=c&&q_member->next!=NULL)q_member=q_member->next; if(q_member->id==c)flag=1; } if(flag&&q_member->cnt){ printf("图书未完全归，无法删除\n"); printf("\n输入任意键返回…\n"); getch(); break; } if(flag){ del_member(q_member->id); printf("删除成功\n"); printf("\n输入任意键返回…\n"); getch(); return; } else{ printf("身份证未被注册\n"); printf("\n输入任意键返回…\n"); getch(); } break; } case 11:browse_blacklist(); break; case 12:add_blacklist(); break; case 13:del_blacklist(); break; case 14:change_rank(); break; } } }//rank0界面 void interface_rank0(struct members *user){ int n=1; while(n){ system("cls"); printf("-------------很高兴为你服务o(*≧▽≦)ツ-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 图书信息浏览-------------\n"); printf("-------------输入2 图书信息查询-------------\n"); printf("-------------输入3 查询本人信息-------------\n"); printf("-------------输入4 修改本人信息-------------\n"); printf("-------------输入5 注销账户-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:browse_books(user); break; case 2:find_book(user); break; case 3:find_mymessage(user); break; case 4:modific_mymessage(user); break; case 5:{ long long c; printf("请输入用户身份证以确认\n"); if(user->cnt){ printf("图书未完全归，无法删除\n"); printf("\n输入任意键返回…\n"); getch(); break; } scanf("%lld",&c); if(c==user->id){ del_member(user->id); printf("删除成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } else{ printf("输入错误\n"); printf("\n输入任意键返回…\n"); getch(); } break; } } } }//rank1界面 void interface_rank1(struct members *user){ int n=1; while(n){ system("cls"); printf("-------------很高兴为你服务o(*≧▽≦)ツ----------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("-------------输入1 图书信息浏览-------------\n"); printf("-------------输入2 图书信息查询-------------\n"); printf("-------------输入3 借书-------------\n"); printf("-------------输入4 查询本人借阅情况-------------\n"); printf("-------------输入5 查询本人信息-------------\n"); printf("-------------输入6 修改个人信息-------------\n"); printf("-------------输入7 注销账户-------------\n"); printf("-------------输入0 返回上一级-------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); scanf("%d",&n); switch(n){ case 1:browse_books(user); break; case 2:find_book(user); break; case 3:borrow_book(user); break; case 4:find_mybook(user); break; case 5:find_mymessage(user); break; case 6:modific_mymessage(user); break; case 7:{ long long c; printf("请输入用户身份证以确认\n"); scanf("%lld",&c); if(user->cnt){ printf("图书未完全归，无法删除\n"); printf("\n输入任意键返回…\n"); getch(); break; } if(c==user->id){ del_member(user->id); printf("删除成功\n"); printf("\n输入任意键返回上一级…\n"); getch(); return; } else{ printf("输入错误\n"); printf("\n输入任意键返回…\n"); getch(); } break; } } } }//制作者清单 void staff_list(){ system("cls"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n"); printf("--------------Include the following members----------------\n"); printf("--------------wzy----------------\n"); printf("--------------ToRe----------------\n"); printf("-----------------------------------------------------------\n"); printf("-----------------------------------------------------------\n\n\n"); printf("\n输入任意键返回主菜单…\n"); getch(); }


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