int solve() {
int choice;
Result person[MAXLENGTH];
int n;
int case1 = 0;
int currentIndex = 0;
while(1) {
switch(choice = menu()) {
case 1:
printf("You choose option %d\n", choice);
getStudentInformation(person, ¤tIndex);
printStudentList(person, currentIndex);
case1 = 1;
continue;
case 2:
printf("You choose option %d\n", choice);
if(!case1) {
printf("Please choose case 1 first!\n");
continue;
}
searching(person, currentIndex);
continue;
case 3:
printf("You choose option %d\n", choice);
if(!case1) {
printf("Please choose case 1 first!\n");
continue;
}
findScholashipStudent(person, currentIndex);
printStudentList(person, currentIndex);
continue;
case 4:
printf("You choose option %d\n", choice);
if(!case1) {
printf("Please choose case 1 first!\n");
continue;
}
fixGrade(person, currentIndex);
printStudentList(person, currentIndex);
continue;
case 5:
printf("You choose option %d\n", choice);
if(!case1) {
printf("Please choose case 1 first!\n");
continue;
}
deleteStudent(person, ¤tIndex);
printStudentList(person, currentIndex);
continue;
case 6:
printf("You choose option %d\n", choice);
break;
default:
printf("Invalid choice!\n");
continue;
}
break;
}
return 0;
}
int cli_print_all(StudentList* sl)
{
// TODO: this to return status code
printStudentList(sl);
return 0;
}
int main(void)
{
char buf[256];
int lineCount = 0;
int fileOpenResult = 0;
FILE *fileRead = NULL, *fileWrite = NULL;
StudentList studentList;
studentList.count = 0; studentList.firstStudent = NULL; studentList.lastStudent = NULL; // student list 초기화
fileOpenResult = openStudentFile(&fileRead, &fileWrite);
if (fileOpenResult == -1) return -1; // data.txt 읽어오기, 없으면 만들기, 만들기 실패하면 종료하기
if (fileOpenResult == 0)
{
while (fgets(buf, sizeof(buf), fileRead) != NULL) // file 읽어서 구조체 할당하고 list에 추가하기
{
if (lineCount++ == 0) continue; // 첫줄 무시
Student *s = parseStudentStr(buf);
addStudentToList(s, &studentList);
}
}
if (fileRead) fclose(fileRead);
if (fileWrite) fclose(fileWrite);
// main program loop
int choice = 0;
int changeExists = 0;
while (choice != 9)
{
runMainMenu(&choice);
switch (choice)
{
case 1: printStudentList(&studentList);
break;
case 2: addNewStudent(&studentList);
changeExists++;
break;
case 3: modifyStudentInfo(&studentList);
changeExists++;
break;
case 4: deleteStudentInfo(&studentList);
changeExists++;
break;
case 5: saveListToFile(&studentList);
changeExists = 0;
break;
case 9: if (onQuit(changeExists)) saveListToFile(&studentList);
break;
default: printf("Invalid choice!\n");
break;
}
}
cleanupOnExit(&studentList, fileRead, fileWrite);
return 0;
}
