c语言课程设计图书管理系统
2024-05-12 12:49:11
数据结构c语言课程设计 图书管理系统
我做的是百度文库的第28题,目前没有报错，正常运行，但是还有一点小bug。代码很多地方写的不是很好，请多多包涵。
账号1，密码1，为管理员账号；其他账号2，3，4，5，密码2，3，4，5，为普通用户
退出后数据会保留到当前文件夹的csv文件中，可用excel编辑，下次打开时会再次进行读取数据。
下面是最新的运行不会出错的，剩下的我放到了gitee上了，点这
#include <stdio.h>
#include <stdlib.h> //清屏函数需要的头文件
#include <string.h> //字符复制,比较,连接函数需要的头文件
#include <time.h> //获取时间的函数需要的头文件
#include <conio.h> //输入不实时打印函数需要的头文件
#include <ctype.h> //判断是否能打印函数需要的头文件
#include <windows.h> //改变字体颜色需要的头文件#define MAXSIZE 100struct INF //用户基本信息结构体
{int tes;char name[MAXSIZE];char id[MAXSIZE];char passwd[MAXSIZE];char booknum[MAXSIZE][MAXSIZE]; //记录书号int bookn; //变量,用来存储书的标记号int booknu[MAXSIZE]; //记入每种书借了多少本int y[MAXSIZE];int m[MAXSIZE];int d[MAXSIZE];
};
typedef struct Node //存储书籍基本信息的结构体
{char num[MAXSIZE];char name[MAXSIZE];char author[MAXSIZE];int bookflag;int now;int all;struct Node *next;
} Node, *LinkList;INF inf[MAXSIZE];
int logout = 0;
int fl = 0;int main();
int login(int); //登录系统int init(LinkList &); //书籍信息初始化
void initinf(); //添加5个用户 管理员账户为1，密码为1；普通账户2，3，4，5，密码分别为2，3，4，5。int in(LinkList &); //录入书籍信息void switchl(LinkList &, int); //选择借阅书籍方式
int lend(LinkList &, char *, int, int); //通过书号借阅书籍
int lend1(LinkList &, char *, int, int); //通过书名借出书籍void switchr(LinkList &, int); //选择归还书籍方式
int returnb(LinkList &, char *, int, int); //通过书号归还书籍
int returnb1(LinkList &, char *, int, int); //通过书名归还书籍int show(LinkList &); //显示图书馆中所有书籍
int own(LinkList &, int); //查看自己借的书籍以及归还时间int bookdataw(LinkList &); //存储图书馆中所有书籍数据
int bookdatar(LinkList &); //读取存储图书馆中所有书籍的数据
int userdataw(LinkList &, int); //存储用户借阅所有书籍数据
int userdatar(int); //读取用户借阅所有书籍数据void color(short); //改变字体颜色
void getpwd(char *, int); //密码转星号int main()
{int flag0 = 0;printf("\t\t\t\t\t\t欢迎来到海南大学图书管理系统\n");do{char tell[MAXSIZE], pas[MAXSIZE];int r = 0, r1, r2 = 0;int flag1 = 0, flag2 = 0; //循环标志inf[0].tes = 0;initinf();do{printf("\t\t请输入你的账号:");scanf("%s", tell);fflush(stdin);if (inf[0].tes == 0){color(4);printf("没有录入学生！\n");color(16);flag0 = 1;}if (!strcmp(tell, "\r"))flag1 = 1;while (strcmp(inf[r].id, tell) && strcmp(tell, "\r")){if (r >= MAXSIZE){color(4);printf("不存在此用户！！\n");color(16);flag1 = 1;break;}else{flag1 = 0;flag0 = 0;}r++;}r1 = r;if (!strcmp(inf[r].id, tell)){flag0 = 0;flag1 = 0;}r = 0;} while (flag1);if (flag0 == 1)break;do //用户输入密码{printf("\t\t请输入你的密码:");r2++;getpwd(pas, MAXSIZE + 1);fflush(stdin);if (r2 > 2){system("cls");color(4);printf("密码输入错误超过3次，请检查你的账号是否正确！！\n");color(16);flag0 = 1;break;}if (strcmp(inf[r1].passwd, pas)){color(4);printf("密码错误,请重新输入！\n");color(16);flag2 = 1;}else //账户密码正确,登录系统{system("cls"); //使用system("cls")出现bug，启用手动清屏flag2 = 0;flag0 = 0;login(r1);}} while (flag2);} while (flag0);
}int login(int r2) //登录系统
{int a, flag = 0;LinkList Ctr;bookdatar(Ctr);userdatar(r2);if (logout == 1)init(Ctr);logout = 0;while (!flag){if (r2 == 0){if (fl == 0){printf("\t\t\t\t\t%s,欢迎来到海南大学图书管理系统\n", inf[r2].name);fl++;}else{printf("\t\t\t\t\t\t请选择:\n");}printf("\t\t\t\t\t\t1.采编入库\n""\t\t\t\t\t\t2.借阅\n""\t\t\t\t\t\t3.归还\n""\t\t\t\t\t\t4.查看图书馆书籍\n""\t\t\t\t\t\t5.查看已借阅书籍\n""\t\t\t\t\t\t6.注销\n""\t\t\t\t\t\t7.退出\n");printf("\t\t\t\t\t请选择你的操作:");scanf("%d", &a);fflush(stdin);switch (a){case 1:in(Ctr);bookdataw(Ctr);break;case 2:if (Ctr->next == NULL){color(4);printf("\t\t\t图书馆还未采购书籍，请采购\n");color(16);break;}else{switchl(Ctr, r2);userdataw(Ctr, r2);bookdataw(Ctr);break;}case 3:if (Ctr->next == NULL){color(4);printf("\t\t\t\t\t\t图书馆还未采购书籍，请采购！\n");color(16);break;}else{switchr(Ctr, r2);userdataw(Ctr, r2);bookdataw(Ctr);break;}case 4:if (Ctr->next == NULL){color(4);printf("\t\t\t\t\t\t图书馆还未采购书籍，请采购！\n");color(16);break;}else{show(Ctr);break;}case 5:own(Ctr, r2);break;case 6:system("cls");main();logout = 1;break;case 7:printf("\t\t\t\t按任意键退出...");getch();flag = 1;break;default:system("cls");color(4);printf("\t\t\t\t\t\t不存在此操作，请重新选择！！！\n");color(16);break;}}else{bookdataw(Ctr);if (fl == 0){printf("\t\t\t\t\t%s,欢迎来到海南大学图书管理系统\n", inf[r2].name);fl++;}else{printf("\t\t\t\t\t\t请选择:\n");}printf("\t\t\t\t\t\t1.借阅\n""\t\t\t\t\t\t2.归还\n""\t\t\t\t\t\t3.查看书籍\n""\t\t\t\t\t\t4.查看已借阅书籍\n""\t\t\t\t\t\t5.注销\n""\t\t\t\t\t\t6.退出\n");printf("\t\t\t\t\t请选择你的操作:");scanf("%d", &a);fflush(stdin);switch (a){case 1:if (Ctr->next == NULL){color(4);printf("\t\t\t图书馆还未采购书籍，请等待几天再试！\n");color(16);break;}else{switchl(Ctr, r2);userdataw(Ctr, r2);break;}case 2:if (Ctr->next == NULL){color(4);printf("\t\t\t图书馆还未采购书籍，请等待几天再尝试！\n");color(16);break;}else{switchr(Ctr, r2);userdataw(Ctr, r2);break;}case 3:if (Ctr->next == NULL){color(4);printf("\t\t\t图书馆还未采购书籍，请等待几天再尝试！\n");color(16);break;}else{show(Ctr);break;}case 4:own(Ctr, r2);break;case 5:system("cls");main();break;case 6:printf("\t\t\t\t按任意键退出...");getch();flag = 1;break;default:system("cls");color(4);printf("\t\t\t\t\t\t不存在此操作，请重新选择！！！\n");color(16);break;}}}return 1;
}
int init(LinkList &L) //书籍信息初始化
{LinkList L0;L = (LinkList)malloc(sizeof(Node));L0 = (LinkList)malloc(sizeof(Node));L0->bookflag = 0;L->next = NULL;L0->next = L->next;L->next = L0;return 1;
}
void initinf() //添加5个用户
{strcpy(inf[0].id, "1"); //张三为超级管理员，可以添加书籍strcpy(inf[0].name, "张三");strcpy(inf[0].passwd, "1");strcpy(inf[1].id, "2");strcpy(inf[1].name, "李四");strcpy(inf[1].passwd, "2");strcpy(inf[2].id, "3");strcpy(inf[2].name, "王五");strcpy(inf[2].passwd, "3");strcpy(inf[3].id, "4");strcpy(inf[3].name, "赵六");strcpy(inf[3].passwd, "4");strcpy(inf[4].id, "5");strcpy(inf[4].name, "孙七");strcpy(inf[4].passwd, "5");inf[0].tes = 1; //查看是否有用户inf[0].bookn = 0;inf[1].bookn = 0;inf[2].bookn = 0;inf[3].bookn = 0;inf[4].bookn = 0;for (int s = 0; s < MAXSIZE; s++){inf[0].booknu[s] = 0;inf[1].booknu[s] = 0;inf[2].booknu[s] = 0;inf[3].booknu[s] = 0;inf[4].booknu[s] = 0;}
}
int in(LinkList &L) //录入书籍信息
{system("cls");printf("\t\t\t开始录入书籍\n");LinkList s, pre;int c3;int flag = 1;while (flag){s = (LinkList)malloc(sizeof(Node));fflush(stdin);printf("\t\t\t请输入书籍书号:");scanf("%s", &s->num);fflush(stdin);s->bookflag = atoi(s->num) % MAXSIZE;pre = L;while (pre->next != NULL && strcmp(pre->num, s->num)){pre = pre->next;}if (!strcmp(pre->num, s->num)){printf("\t\t\t已存在此书，请直接输入数量:");scanf("%d", &s->now);fflush(stdin);pre->now += s->now;pre->all = pre->now;printf("是否继续录入书籍，若继续录入书籍请回车，否则输入任意字符回车：");if (getchar() != '\n'){fflush(stdin);flag = 0;}else{flag = 1;}continue;}printf("\t\t\t请输入书籍书名:");scanf("%s", &s->name);fflush(stdin);printf("\t\t\t请输入书籍作者:");scanf("%s", &s->author);fflush(stdin);printf("\t\t\t请输入数量:");scanf("%d", &s->now);fflush(stdin);printf("是否继续录入书籍，若继续录入书籍请回车，否则输入任意字符回车：");s->all = s->now;s->next = L->next;L->next = s;if (getchar() != '\n'){fflush(stdin);flag = 0;}}system("cls");return 1;
}
void switchl(LinkList &M, int r3) //选择借阅书籍方式
{system("cls");int flag = 0;do{printf("\n\t\t\t\t\t\t借阅方式\n""\t\t\t\t\t\t 1.书号\n""\t\t\t\t\t\t 2.书名\n");int x, i;char b[MAXSIZE];printf("\t\t\t请选择借阅方式:");scanf("%d", &x);fflush(stdin);switch (x){case 1:printf("\t\t\t请输入借阅书籍书号:");gets(b);fflush(stdin);printf("\t\t\t请输入借阅数量:");scanf("%d", &i);fflush(stdin);lend(M, b, i, r3);flag = 0;break;case 2:printf("\t\t\t请输入借阅书籍书名:");gets(b);fflush(stdin);printf("\t\t\t请输入借阅数量:");scanf("%d", &i);fflush(stdin);lend1(M, b, i, r3);flag = 0;break;default:system("cls");color(4);printf("\t\t\t\t\t\t不存在此操作，请重新选择！！！\n\n");color(16);flag = 1;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");break;}} while (flag);
}
int lend(LinkList &L, char nu[MAXSIZE], int i, int r4) //通过书号借阅书籍
{time_t timep;struct tm *p;time(&timep);timep = time(NULL) + 31 * 24 * 60 * 60;p = gmtime(&timep);LinkList pre;int k;pre = L;k = 0;while (pre->next != NULL && strcmp(pre->num, nu)){pre = pre->next;}if (strcmp(pre->num, nu)){color(4);printf("\t\t\t不存在此书!\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}if (pre->now == 0){system("cls");printf("\t\t\t书号\t书名\t作者\t剩余量\t库存量\n");printf("\t\t\t%s\t%s\t%s\t%d\t%d\n", pre->num, pre->name, pre->author, pre->now, pre->all);color(4);printf("\t\t\t\t此书已被借完！\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}if (pre->now < i){system("cls");printf("\t\t\t书号\t书名\t作者\t剩余量\t库存量\n");printf("%s\t%s\t%s\t%d\t%d\n", pre->num, pre->name, pre->author, pre->now, pre->all);color(4);printf("\t\t\t此书库存不足%d本！\n\n", i);color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}inf[r4].bookn = pre->bookflag;if (inf[r4].booknu[inf[r4].bookn] + i > 2){printf("你以前关于本书的借阅信息如下\n");printf("\t\t\t书号\t书名\t作者\t借阅量\n");printf("\t\t\t%s\t%s\t%s\t", pre->num, pre->name, pre->author);color(4);printf("%d\t", inf[r4].booknu[inf[r4].bookn]);color(16);color(4);printf("\t\t\t一本书最多只能借2本！！\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}pre->now -= i;system("cls");printf("\t\t\t借阅的书籍信息如下:\n");printf("\t\t\t书号\t书名\t作者\t借阅数量\t剩余量\t归还时间\n");printf("\t\t\t %s\t %s\t %s\t %d\t\t%d\t%d年%d月%d日\n", pre->num, pre->name, pre->author, i, pre->now, 1900 + p->tm_year, 1 + p->tm_mon, p->tm_mday);printf("\t\t\t成功借出此书!\n\n");inf[r4].bookn = pre->bookflag;inf[r4].y[inf[r4].bookn] = 1900 + p->tm_year;inf[r4].m[inf[r4].bookn] = 1 + p->tm_mon;inf[r4].d[inf[r4].bookn] = p->tm_mday;strcpy(inf[r4].booknum[inf[r4].bookn], pre->num);inf[r4].booknu[inf[r4].bookn] += i;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
int lend1(LinkList &L, char nam[MAXSIZE], int i, int r4) //通过书名借出书籍
{time_t timep;struct tm *p;time(&timep);timep = time(NULL) + 31 * 24 * 60 * 60;p = gmtime(&timep);LinkList pre;int k;pre = L;k = 0;while (pre->next != NULL && strcmp(pre->name, nam)){pre = pre->next;}if (strcmp(pre->num, nam)){color(4);printf("\t\t\t不存在此书!\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}if (pre->now == 0){printf("\t\t\t书号\t书名\t作者\t剩余量\t库存量\n");printf("\t\t\t%s\t%s\t%s\t%d\t%d\n", pre->num, pre->name, pre->author, pre->now, pre->all);color(4);printf("\t\t\t此书已被借完！\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}if (pre->now < i){printf("\t\t\t书号\t书名\t作者\t剩余量\t库存量\n");printf("\t\t\t%s\t%s\t%s\t%d\t%d\n", pre->num, pre->name, pre->author, pre->now, pre->all);color(4);printf("\t\t\t此书库存不足%d本！\n\n", i);color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}inf[r4].bookn = pre->bookflag;if (inf[r4].booknu[inf[r4].bookn] + i > 2){printf("你以前关于本书的借阅信息如下\n");printf("\t\t\t书号\t书名\t作者\t借阅量\n");printf("\t\t\t%s\t%s\t%s\t", pre->num, pre->name, pre->author);color(4);printf("%d\t", inf[r4].booknu[inf[r4].bookn]);color(16);color(4);printf("\t\t\t一本书最多只能借2本！！\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}pre->now -= i;system("cls");printf("\t\t\t借阅的书籍信息如下:\n");printf("\t\t\t书号\t书名\t作者\t借阅数量\t剩余量\t归还时间\n");printf("\t\t\t %s\t %s\t %s\t %d\t\t%d\t%d年%d月%d日\n", pre->num, pre->name, pre->author, i, pre->now, 1900 + p->tm_year, 1 + p->tm_mon, p->tm_mday);printf("\t\t\t成功借出此书!\n\n");inf[r4].bookn = pre->bookflag;inf[r4].y[inf[r4].bookn] = 1900 + p->tm_year;inf[r4].m[inf[r4].bookn] = 1 + p->tm_mon;inf[r4].d[inf[r4].bookn] = p->tm_mday;strcpy(inf[r4].booknum[inf[r4].bookn], pre->num);inf[r4].booknu[inf[r4].bookn] += i;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
void switchr(LinkList &M, int r3) //选择归还书籍方式
{int flag = 0;system("cls");do{printf("\n\t\t\t\t\t\t还书方式\n""\t\t\t\t\t\t 1.书号\n""\t\t\t\t\t\t 2.书名\n");int x, i;char b[MAXSIZE];printf("\t\t\t请选择还书方式:");scanf("%d", &x);fflush(stdin);switch (x){case 1:printf("\t\t\t请输入归还书籍书号:");gets(b);fflush(stdin);printf("\t\t\t请输入归还数量:");scanf("%d", &i);fflush(stdin);returnb(M, b, i, r3);flag = 0;break;case 2:printf("\t\t\t请输入归还书籍书名:");gets(b);fflush(stdin);printf("\t\t\t请输入归还数量:");scanf("%d", &i);fflush(stdin);returnb1(M, b, i, r3);flag = 0;break;default:system("cls");color(4);printf("\t\t\t\t\t\t不存在此操作，请重新选择！！！\n\n");color(16);flag = 1;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");break;}} while (flag);
}int returnb(LinkList &L, char nu[MAXSIZE], int i, int r4) //通过书号归还书籍
{LinkList pre;int k;pre = L;k = 0;while (pre->next != NULL && strcmp(pre->num, nu)){pre = pre->next;}if (strcmp(pre->num, nu)){color(4);printf("\t\t\t不存在此书!\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}inf[r4].bookn = pre->bookflag;if (inf[r4].booknu[inf[r4].bookn] < i){printf("\t\t\t书号\t书名\t作者\t借阅量\t库存量\n");printf("\t\t\t%s\t%s\t%s\t", pre->num, pre->name, pre->author);color(4);printf("%d\t", inf[r4].booknu[inf[r4].bookn]);color(16);printf("%d\n", pre->all);color(4);printf("\t\t\t归还的数量超出应有的借阅量，请检查是否确认无误！\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}pre->now += i;system("cls");printf("\t\t\t归还的书籍信息如下:\n");printf("\t\t\t书号\t书名\t作者\t归还数量\t剩余量\n");printf("\t\t\t %s\t %s\t %s\t %d\t\t%d\n", pre->num, pre->name, pre->author, i, pre->now);printf("\t\t\t成功归还此书!\n\n");inf[r4].bookn = pre->bookflag;strcpy(inf[r4].booknum[inf[r4].bookn], "");inf[r4].booknu[inf[r4].bookn] -= i;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
int returnb1(LinkList &L, char nam[MAXSIZE], int i, int r4) //通过书名归还书籍
{LinkList pre;int k;pre = L;k = 0;while (pre->next != NULL && strcmp(pre->name, nam)){pre = pre->next;}if (strcmp(pre->num, nam)){color(4);printf("\t\t\t不存在此书!\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}if (inf[r4].booknu[inf[r4].bookn] < i){printf("\t\t\t书号\t书名\t作者\t借阅量\t库存量\n");printf("\t\t\t%s\t%s\t%s\t", pre->num, pre->name, pre->author);color(4);printf("%d\t", inf[r4].booknu[inf[r4].bookn]);color(16);printf("%d\n", pre->all);color(4);printf("\t\t\t归还的数量超出应有的借阅量，请检查是否确认无误！\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}pre->now += i;system("cls");printf("\t\t\t归还的书籍信息如下:\n");printf("\t\t\t书号\t书名\t作者\t归还数量\t剩余量\n");printf("\t\t\t%s\t%s\t%s\t%d\t%d\n", pre->num, pre->name, pre->author, i, pre->now);printf("\t\t\t成功归还此书!\n\n");inf[r4].bookn = pre->bookflag;strcpy(inf[r4].booknum[inf[r4].bookn], "");inf[r4].booknu[inf[r4].bookn] -= i;printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
int show(LinkList &L) //显示图书馆中所有书籍
{system("cls");LinkList pre;int k = 0, j = 0;pre = L;while (pre->next != NULL){pre = pre->next;if (j == 0 && pre->next != NULL){printf("\n\t\t\t\t\t现有的的书籍信息如下:\n");printf("\t\t\t\t\t书号\t\t书名\t\t 作者\t剩余量\t库存量\n");j++;}if (pre->next)printf("%43s%17s%20s%10d%10d\n", pre->num, pre->name, pre->author, pre->now, pre->all);k++;}if (k == 1){color(4);printf("\t\t\t\t\t图书馆里没有书，请采编书籍入库\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}printf("\n");printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
int own(LinkList &L, int r3) //查看自己借的书籍以及归还时间
{system("cls");LinkList pre;int k, l = 0, j = 0;pre = L;k = 0;pre = pre->next;while (pre != NULL){inf[r3].bookn = pre->bookflag;while (pre->next != NULL && strcmp(pre->num, inf[r3].booknum[inf[r3].bookn])){pre = pre->next;inf[r3].bookn = pre->bookflag;}if (!strcmp(pre->num, inf[r3].booknum[inf[r3].bookn]) && l == 0){printf("\n你借阅的书籍信息如下\n");printf("\t\t\t序号\t书号\t\t书名\t\t作者\t借阅数量\t图书馆剩余量\t归还日期\n\n");l++;}if (!strcmp(pre->num, inf[r3].booknum[inf[r3].bookn])){++k;printf("%27d%9s%16s%16s%9d%19d\t%d年%d月%d日\n", k, pre->num, pre->name, pre->author, inf[r3].booknu[inf[r3].bookn], pre->now, inf[r3].y[inf[r3].bookn], inf[r3].m[inf[r3].bookn], inf[r3].d[inf[r3].bookn]);j++;}if (j == 0){color(4);printf("\n\t\t\t\t\t\t你还没有借书！\n\n");color(16);printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 0;}pre = pre->next;}printf("\n");printf("\t\t\t\t按任意键继续...");getchar();fflush(stdin);system("cls");return 1;
}
int bookdataw(LinkList &L) //存储图书馆中所有书籍数据,数据存储在当前目录下bookdata.csv,可用excel编辑
{LinkList pre;int flag3 = 0;pre = L;remove("bookdata.csv");FILE *fp;fp = fopen("bookdata.csv", "w");while (pre->next->next != NULL){if (flag3 != 0){fprintf(fp, "\n");}elsefprintf(fp, "书标记号,书号,书名,作者,现存量,总量\n");pre = pre->next;fprintf(fp, "%d,%s,%s,%s,%d,%d", pre->bookflag, pre->num, pre->name, pre->author, pre->now, pre->all);flag3++;}fclose(fp);return 1;
}
int bookdatar(LinkList &L) //读取存储图书馆中所有书籍的数据
{int i = 0;LinkList s, pre;pre = L;init(L);FILE *fp;char data[1024] = {};char *line, *record, *title;fp = fopen("bookdata.csv", "r");if (fp == NULL){return 0;}rewind(fp);while (!feof(fp)){if (i == 0){title = fgets(data, 1024, fp);i++;}else{s = (LinkList)malloc(sizeof(Node));line = fgets(data, 1024, fp);if (line != NULL){record = strtok(data, ",");s->bookflag = atoi(record);record = strtok(NULL, ",");strcpy(s->num, record);record = strtok(NULL, ",");strcpy(s->name, record);record = strtok(NULL, ",");strcpy(s->author, record);record = strtok(NULL, ",");s->now = atoi(record);record = strtok(NULL, ",");s->all = atoi(record);s->next = L->next;L->next = s;}}}fclose(fp);return 1;
}
int userdataw(LinkList &L, int r3) //存储用户借阅书籍数据,数据存储在当前目录下user.csv,可用excel编辑
{LinkList pre;pre = L;int flag3 = 0;FILE *fp;char fileName[MAXSIZE];char str[MAXSIZE];itoa(r3, str, 10);strcpy(fileName, "user");strcat(fileName, str);strcat(fileName, ".csv");remove(fileName);fp = fopen(fileName, "w");pre = pre->next;while (pre != NULL){inf[r3].bookn = pre->bookflag;while (pre->next != NULL && strcmp(pre->num, inf[r3].booknum[inf[r3].bookn])){pre = pre->next;inf[r3].bookn = pre->bookflag;}if (!strcmp(pre->num, inf[r3].booknum[inf[r3].bookn])){if (flag3 != 0){fprintf(fp, "\n");}elsefprintf(fp, "书标记号,书号,数量,归还年,归还月,归还日\n");fprintf(fp, "%d,%s,%d,%d,%d,%d", inf[r3].bookn, inf[r3].booknum[inf[r3].bookn], inf[r3].booknu[inf[r3].bookn], inf[r3].y[inf[r3].bookn], inf[r3].m[inf[r3].bookn], inf[r3].d[inf[r3].bookn]);flag3++;}pre = pre->next;}fclose(fp);return 1;
}
int userdatar(int r3) //读取用户借阅所有书籍数据
{FILE *fp;char fileName[MAXSIZE];char str[MAXSIZE];itoa(r3, str, 10);strcpy(fileName, "user");strcat(fileName, str);strcat(fileName, ".csv");fp = fopen(fileName, "r");char data[1024] = {};char *line, *record, *title;int i = 0;if (fp == NULL){return 0;}while (!feof(fp)){if (i == 0){title = fgets(data, 1024, fp);i++;}else{line = fgets(data, 1024, fp);if (line != NULL){record = strtok(data, ",");inf[r3].bookn = atoi(record);record = strtok(NULL, ",");strcpy(inf[r3].booknum[inf[r3].bookn], record);record = strtok(NULL, ",");inf[r3].booknu[inf[r3].bookn] = atoi(record);record = strtok(NULL, ",");inf[r3].y[inf[r3].bookn] = atoi(record);record = strtok(NULL, ",");inf[r3].m[inf[r3].bookn] = atoi(record);record = strtok(NULL, ",");inf[r3].d[inf[r3].bookn] = atoi(record);}}}fclose(fp);return 1;
}
void color(short x) //改变字体颜色
{if (x >= 0 && x <= 15)SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), x);elseSetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7);
}
void getpwd(char *pwd, int pwdlen) //密码转星号
{char ch = 0;int i = 0;while (i < pwdlen){ch = getch();if (ch == '\r'){printf("\n");break;}if (ch == '\b' && i > 0){i--;printf("\b \b");}else if (isprint(ch)){pwd[i] = ch;printf("*");i++;}}pwd[i] = 0;
}
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