stuManageSys/unusemain.c

//
//  main.c
//  Lab_2
//
//  Created by theBao on 2023/11/4.
//

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef struct{
    char *id;
    char *class;
    char *name;
    double score1;
    double score2;
    double score3;
    double score;
}Student;

typedef struct{
    Student* student;
    int nums;
}ss;

ss* init(int);
void toMenu(ss*);
void getCom(ss*);
void Print(Student*);
void allPrint(ss*);
void input(ss*);
void cancel(ss*);
void Select(ss*);

int main(int argc, const char * argv[]){
    ss* stu = init(6);
    toMenu(stu);
    return 0;
}

ss* init(int Nums){
    ss* stu = (ss*)malloc(sizeof(ss));
    if(!stu) return NULL;
    
    stu->nums = 0;
    stu->student = (Student*)malloc(sizeof(Student)*Nums);
    if(!stu->student) return NULL;
    
    for(int i = 0; i < Nums; ++i){
        stu->student[i].id = (char*)malloc(sizeof(char)*5);
        stu->student[i].class = (char*)malloc(sizeof(char)*2);
        stu->student[i].name = (char*)malloc(sizeof(char)*10);

    }
    return stu;
}

void toMenu(ss*stu){
    printf("                                  1.input\n");
    printf("                                  2.delete\n");
    printf("                                  3.select\n");
    printf("                                  4.order\n");
    printf("                                  5.output\n");
    printf("                                  6.quit\n");
    printf("please input your option\n");
    getCom(stu);
}

void getCom(ss* stu){
    int option;
    scanf("%d",&option);
    if(option == 1) input(stu);
    else if(option == 2) cancel(stu);
    else if(option == 3) Select(stu);
    //else if(option == 4) sort(stu);
    else if(option == 5) ;
    else return;
}

void Print(Student*student){
    printf("%s,%s,%s,%.1lf,%.1lf,%.1lf,%.1lf\n",student->id,student->class,student->name,student->score1,student->score2,student->score3,student->score);
}

void allPrint(ss*stu){
    for(int i = 0; i < stu->nums; ++i){
        Print(&stu->student[i]);
    }
}

void input(ss*stu){
    char *tmp = (char*)malloc(sizeof(char)*3);
    do{
        printf("Id  ");
        // get
        printf("\n");
        
        printf("class  ");
        // get
        printf("\n");
        
        printf("name  ");
        // get
        printf("\n");
        
        printf("score1  ");
        // get
        printf("\n");
        
        printf("score2  ");
        // get
        printf("\n");
        
        printf("score3  ");
        // get
        printf("\n");
        
        printf("continue?\n");
        scanf("%s",tmp);
    }while(strcmp(tmp,"yes"));
    
    toMenu(stu);
}

void cancel(ss*stu){
    char* tmp = (char*)malloc(sizeof(char)*3);
    do{
        char*ID = (char*)malloc(sizeof(char)*5);
        scanf("%s",ID);
        for(int i = 0; i < stu->nums; ++i){
            if(strcmp(stu->student[i].id,ID)){
                for(int j = i; j < stu->nums-1; ++j){
                    stu->student[j] = stu->student[j+1];
                }
            }
        }
        allPrint(stu);
        printf("continue?\n");
        scanf("%s",tmp);
    }while(strcmp(tmp,"yes"));
    toMenu(stu);
}

void Select(ss*stu){
    char* tmp = (char*)malloc(sizeof(char)*3);
    do{
        ;
    }while(0);
}

//void insert(ss*stu)