服装销售系统

中国地质大学课程设计评语注：1、无评阅人签名成绩无效；2、必须用钢笔或圆珠笔批阅，用铅笔阅卷无效；3、如有平时成绩，必须在上面评分表中标出，并计算入总成绩。

目录课程设计评语 (2)目录 (3)1．课程论文题目 (4)2．程序设计思路 (4)3．功能模块图 (4)4．数据结构设计 (5)5．算法设计 (6)6．程序代码 (11)7．程序运行结果 (22)8．编程中遇到的困难及解决方法 (28)9．总结心得及良好建议 (28)10．致谢 (29)1．课程论文题目服装销售系统（2）数据结构采用结构体（老师给我的题目要求是设计好店长模块，实现店长模块的功能，则下面的设计只涉及到店长模块。

）2．程序设计思路根据题目要求，店长模块的功能是登陆、注销、密码、信息修改、商品储备信息修改、商品储备信息浏览、商品信息修改、商品信息统计。

店长的名字及密码以文本文件的方式存于shop文件中。

3．功能模块图4．数据结构设计5．算法设计（1）主函数的流程图（2）店长模块中登录功能的流程图（3）店长模块的查看日（月）报表功能流程图（4）店长模块的商品(储备)信息修改功能（5）店长模块的注销功能流程图（5）店长模块的商品（储备）信息统计功能流程图（7）店长模块的销售量报表查看功能流程图（8）店长模块的营业员业绩查看功能流程图（9）店长模块的主函数流程图6．程序代码#include <stdio.h>#include <string.h>#include <malloc.h>#include <stdlib.h>int k=0;/*********************主函数 ***********************/void shop();void shop2();void menu(){ int n,w;do{puts("\t\t ***********************************************\n"); puts("\t\t + 1.店长 +\n"); puts("\t\t + 2.退出 +\n"); puts("\t\t ***********************************************\n"); printf("\n\n\t\t Choice your number(1-2): [ ]\b\b");scanf("%d",&n);if(n<1||n>2) w=1;else w=0;} while(w==1);switch(n){case 1:shop();break;case 2:exit(0);}}main(){menu();}/************************店长模块**************************//***********登陆**************/void shop_login(char name[],int *in){char pass[100],name2[100],pass2[100];if(*in==1)printf("你已经登陆!\n");else{printf("请输入用户名，密码：");scanf("%s%s",name,pass);FILE *p;int x=0;p=fopen("shop.txt","r");while(!feof(p)){fscanf(p,"%s%s",name2,pass2);if(strcmp(name,name2)==0){x=1;if(strcmp(pass,pass2)==0)x=2;}}fclose(p);if(x==0)printf("该用户名不存在!\n");else if(x==1)printf("密码错误!\n");else if(x==2){printf("登陆成功!\n");*in=1;}shop2();}printf("press any key to back.......\n");getchar();getchar();}/**********注销*************/void shop_logout(int *in){ if(*in==0)printf("你没有登陆。

不需要注销!\n");else if(*in==1){ *in=0;printf("注销成功!\n");}printf("press any key to back........\n");getchar();getchar();shop2();}/**************密码、信息修改****************/void shop_change(char name1[],int *in){ if(*in==0)printf("你没有登陆，请首先登陆\n");else{ typedef struct sh{ char name[10];char password[100];struct sh *next;}SHOP;FILE *p;SHOP *head,*a,*b;head=(SHOP *)malloc(sizeof(SHOP));a=head;p=fopen("shop.txt","r");while(!feof(p)){ b=(SHOP *)malloc(sizeof(SHOP));fscanf(p,"%s%s",b->name,b->password);a->next=b;a=a->next;}a->next=NULL;fclose(p);a=head->next;while(a!=NULL){if(strcmp(a->name,name1)==0){printf("请输入修改后的店长姓名和密码："); scanf("%s%s",a->name,a->password);break;}a=a->next;}a=head->next;p=fopen("shop.txt","w");while(a->next!=NULL){fprintf(p,"%s %s\n",a->name,a->password);a=a->next;}fclose(p);printf("修改成功!\n");free(head);printf("press any key to back........\n");getchar();getchar();shop2();}}/***********商品信息修改************/void shop_goodschange(){ typedef struct g{char name[10];double price;long num;struct g *next;}GOODS;FILE *p;GOODS *head,*a,*b;char na[10];int k=0;head=(GOODS *)malloc(sizeof(GOODS));a=head;p=fopen("goods.txt","r");while(!feof(p)){ b=(GOODS *)malloc(sizeof(GOODS));fscanf(p,"%s%lf%d",b->name,&b->price,&b->num); a->next=b;a=a->next;}a->next=NULL;fclose(p);printf("请输入要修改的货物的名称：");scanf("%s",na);a=head->next;while(a!=NULL){ if(strcmp(a->name,na)==0){printf("请输入新的货物名称，价格，数量："); scanf("%s%lf%d",a->name,&a->price,&a->num); k=1;break;}a=a->next;}a=head->next;if(k==1){ p=fopen("goods.txt","w");while(a->next!=NULL){fprintf(p,"%s %.2lf %d\n",a->name,a->price,a->num);a=a->next;}fclose(p);printf("修改成功!\n");}else printf("该货物不存在!\n");free(head);printf("press any key to back........\n");getchar();getchar();shop2();}/***********商品信息统计************/void shop_goodscount(){FILE *p;int n=0;char name[10];float k;int num;printf(" 物品价格数量\n");p=fopen("goods.txt","r");while(!feof(p)){fscanf(p,"%s%f%d",name,&k,&num);if(!feof(p)){printf("%s %.2f %d\n",name,k,num);n++;} }printf("There are %d kinds of goods.\n",n);fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/*************察看日报表************/void daysells(){char date2[10];int k=0,n;char name[10],price[10],seller[10],date[10];printf("请输入要查询的年月日YYYYMMDD：");scanf("%s",date2);FILE *p;p=fopen("sells.txt","r");printf("货物名价格售货员日期数量\n");while(!feof(p)){fscanf(p,"%s%s%s%s%d",name,price,seller,date,&n);if(strcmp(date,date2)==0&&!feof(p)){printf("%s %s %s %s %d\n",name,price,seller,date,n);k+=n;} }printf("There are %d sold on %s.\n",k,date2);fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/************察看月报表*************/void monthsells(){char date2[10];int n=0,m;char name[10],price[10],seller[10],date[10];int k,i;printf("请输入要查询的年月YYYYMM：");scanf("%s",date2);FILE *p;p=fopen("sells.txt","r");printf("货物名价格售货员日期数量\n");while(!feof(p)){k=1;fscanf(p,"%s%s%s%s%d",name,price,seller,date,&m);for(i=0;i<6;i++)if(date[i]!=date2[i]){k=0;break;}if(k==1&&!feof(p)){printf("%s %s %s %s %d\n",name,price,seller,date,m);n+=m;} }printf("There are %d sold in %s.\n",n,date2);fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/*************察看销售量报表************/void goodssells(){FILE *p;int n;char name[100],price[100],seller[100],date[10];p=fopen("sells.txt","r");printf("货物名价格售货员日期数量\n");while(!feof(p)){fscanf(p,"%s%s%s%s%d",name,price,seller,date,&n);if(!feof(p))printf("%s %s %s %s %d\n",name,price,seller,date,n);}fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/***********察看营业员业绩表**********/void pepsells(){char seller2[10];int k=0,n;char name[10],price[10],seller[10],date[10];printf("请输入要查询的售货员姓名：");scanf("%s",seller2);FILE *p;p=fopen("sells.txt","r");printf("货物名价格售货员日期数量\n");while(!feof(p)){fscanf(p,"%s%s%s%s%d",name,price,seller,date,&n);if(strcmp(seller,seller2)==0&&!feof(p)){ printf("%s %s %s %s %d\n",name,price,seller,date,n);k+=n;} }printf("There are %d sold by the %s.\n",k,seller2);fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/***********商品储备信息浏览************/void shop_goodsbrowse(){FILE *p;int n=0;char name[10];float k;int num;printf(" 物品价格数量\n");p=fopen("goods.txt","r");while(!feof(p)){fscanf(p,"%s%f%d",name,&k,&num);if(!feof(p)){printf("%s %.2f %d\n",name,k,num);n++;} }fclose(p);printf("press any key to back........\n");getchar();getchar();shop2();}/***********商品储备信息修改************/void shop_goods_change(){typedef struct g{char name[10];double price;long num;struct g *next;}GOODS;FILE *p;GOODS *head,*a,*b;char na[10];int k=0;head=(GOODS *)malloc(sizeof(GOODS));a=head;p=fopen("goods.txt","r");while(!feof(p)){b=(GOODS *)malloc(sizeof(GOODS));fscanf(p,"%s%lf%d",b->name,&b->price,&b->num);a->next=b;a=a->next;}a->next=NULL;fclose(p);printf("请输入要修改的货物的名称：");scanf("%s",na);a=head->next;while(a!=NULL){if(strcmp(a->name,na)==0){printf("请输入新的货物名称，价格，数量：");scanf("%s%lf%d",a->name,&a->price,&a->num);k=1;break;}a=a->next;}a=head->next;if(k==1){p=fopen("goods.txt","w");while(a->next!=NULL){fprintf(p,"%s %.2lf %d\n",a->name,a->price,a->num); a=a->next;}fclose(p);printf("修改成功!\n");}else printf("该货物不存在!\n");free(head);printf("press any key to back........\n");getchar();getchar();shop2();}/******************** 店长模块主函数********************/void shop(){char name[100];int n,in=0,w;do{printf(" ***********************************************\n"); printf(" 1,登陆\n");printf(" 2,注销\n");printf(" 3,自身信息，密码修改\n");printf(" 4,商品信息修改\n");printf(" 5,商品信息统计\n");printf(" 6,察看日报表\n");printf(" 7,察看月报表\n");printf(" 8,察看商品销售量报表\n");printf(" 9,察看营业员业绩报表\n");printf(" 10,浏览商品储备信息\n");printf(" 11,修改商品储备信息\n");printf(" 12,返回上一菜单\n");printf(" ***********************************************\n");printf(" Choice your number(1-12) [ ]\b\b\b");scanf("%d",&n);if(n>12||n<1) { printf("\n输入错误！请重新输入："); w=1;}else w=0;} while(w);if(n==12) menu();switch(n){case 1:shop_login(name,&in);break;case 2:shop_logout(&in);break;case 3:shop_change(name,&in);break;case 4:if(in==1)shop_goodschange();else printf("请先登陆\n");break;case 5:shop_goodscount();break;case 6:daysells();break;case 7:monthsells();break;case 8:goodssells();break;case 9:pepsells();break;case 10:shop_goodsbrowse();break;case 11:shop_goods_change();break;case 12:menu();break;}}/******************** 店长模块第二主函数********************/void shop2(){char name[100];int n,in=1,w;do{printf(" ***********************************************\n"); printf(" 1,登陆\n");printf(" 2,注销\n");printf(" 3,自身信息，密码修改\n");printf(" 4,商品信息修改\n");printf(" 5,商品信息统计\n");printf(" 6,察看日报表\n");printf(" 7,察看月报表\n");printf(" 8,察看商品销售量报表\n");printf(" 9,察看营业员业绩报表\n");printf(" 10,浏览商品储备信息\n");printf(" 11,修改商品储备信息\n");printf(" 12,返回上一菜单\n");printf(" ***********************************************\n");printf(" Choice your number(1-12) [ ]\b\b\b");scanf("%d",&n);if(n>12||n<1) { printf("\n输入错误！请重新输入："); w=1;}else w=0;} while(w);if(n==12) menu();switch(n){case 1:shop_login(name,&in);break;case 2:shop_logout(&in);break;case 3:shop_change(name,&in);break;case 4:if(in==1)shop_goodschange();else printf("请先登陆\n");break;case 5:shop_goodscount();break;case 6:daysells();break;case 7:monthsells();break;case 8:goodssells();break;case 9:pepsells();break;case 10:shop_goodscount();break;case 11:shop_goodschange();break;case 12:menu();break;}}7．程序运行结果主函数：店长模块：登陆：注销：商品信息修改：商品信息统计：查看日报表：查看月报表：查看商品销售量报表：查看营业员业绩报表：浏览商品储备信息：修改商品储备信息：返回上一菜单：8．编程中遇到的困难及解决方法在设计店长模块的过程中，我遇到的最大难题就是无法实现预想的先登录再进行下一步操作。