void Student2::set_student2()
{
set_student();
cout << "Degree: ";
string degree;
cin >> degree;
set_degree(degree);
cout << "\n";
if (get_semester() != 0)
{
cout << "Type averages for semesters:\n";
double *average = new double[get_semester()];
for (int i = 0; i < get_semester(); i++)
{
cout << i + 1 << ". ";
cin >> average[i];
}
set_average(average);
}
void Student::info_student()
{
cout << "register number: " << get_register_no() << ", semester: " << get_semester() << ", major: " << get_major() << ", department: " << get_dept() << "\n\n";
}
//student menu screen
void studentMenu(char* username) {
//query
char q[150] = "\0";
MYSQL_RES *res_set;
MYSQL_ROW row;
strcat(q, "SELECT name FROM student where id = ");
strcat(q, username);
mysql_query(connection,q);
res_set = mysql_store_result(connection);
row = mysql_fetch_row(res_set);
int z;
int m = 0, y = 0;
char* semester;
get_year(&y);
semester = get_semester(m);
printf("\t\t\t---------------------------------------\n");
printf("\t\t\t Student Menu \n");
printf("\t\t\t---------------------------------------\n\n");
printf("\t\t\tHi, %s\n", row[0]);
printf("\n\t\t\t%s, %d\n", semester, y);
memset(q, 0, sizeof(q));
MYSQL_RES *res_set2;
MYSQL_ROW row2;
sprintf(q, "select u.UoSName from unitofstudy u, transcript t where u.UoSCode = t.UoSCode and t.Studid = %s and t.Semester = '%s' and t.Year = %d;", username, semester, y);
//puts(q);
mysql_query(connection,q);
res_set2 = mysql_store_result(connection);
int numrows = (int)mysql_num_rows(res_set2);
for (int i = 0; i < numrows; i++)
{
row2 = mysql_fetch_row(res_set2);
if( row2 != NULL )
{
printf("\t\t\t%s\n", row2[0]);
}
}
printf("\n\t\t\t---------------------------------------\n");
//free?
if(semester != NULL) {
//free(semester);
semester = NULL;
}
// free resources
mysql_free_result(res_set);
mysql_free_result(res_set2);
do
{
printf("\t\t\t---------------------------------------\n");
printf("\t\t\t Commands List \n");
printf("\t\t\t---------------------------------------\n");
printf("\t\t\t [1]Transcript \n");
printf("\t\t\t [2]Enroll Class \n");
printf("\t\t\t [3]Withdraw Class \n");
printf("\t\t\t [4]Personal Details \n");
printf("\t\t\t [5]Logout \n");
printf("\t\t\t [0]Exit \n");
printf("\t\t\t---------------------------------------\n\n");
printf("Please enter the command: ");
scanf("%d", &z);
//system("color 2f");
switch(z)
{
case 0 :return;
case 1 :transcript(username);break;
case 2 :enroll(username);break;
case 3 :withdraw(username);break;
case 4 :personaldetail(username);break;
case 5 :logoutStudent(username);break;
default:printf("\n INVALID COMMAND");
}
}
while( 1 );
}
//withdraw screen
void withdraw(char * username) {
printf("\n\t\t\t---------------------------------------\n");
printf("\t\t\t Withdraw Class \n");
printf("\t\t\t---------------------------------------\n");
int m = 0, y = 0;
char * semester;
get_year(&y);
semester = get_semester(m);
//print current quarter course list
printf("\tCurrent Registered classes: \n\n\t%s, %d\n\n", semester, y);
//queryjj
char q[500] = "\0";
MYSQL_RES *res_set;
MYSQL_ROW row;
sprintf(q, "select t.uoscode, u.uosname, t.grade from transcript t, unitofstudy u where t.uoscode = u.uoscode and t.studid = %s and t.semester = '%s' and t.year = %d;",username , semester, y);
//puts(q);
mysql_query(connection,q);
res_set = mysql_store_result(connection);
int numrows = (int)mysql_num_rows(res_set);
// Display results
for (int i = 0; i < numrows; i++)
{
row = mysql_fetch_row(res_set);
if( row != NULL )
{
printf("\t%s ", row[0]);
printf("\t%-40s ", row[1]);
printf("\t%s\n", row[2]);
}
}
//free resources
mysql_free_result(res_set);
char z[20];
do {
printf("\n\t\t\t---------------------------------------\n");
printf("\t\t\t Commands List \n");
printf("\t\t\t---------------------------------------\n");
printf("\t\t\t [course number]Withdraw a class\n");
printf("\t\t\t [0]Back to main menu \n");
printf("\t\t\t---------------------------------------\n\n");
printf("Please enter the command: ");
scanf("%s", z);
//system("color 2f");
if(strcmp(z, "0") == 0) {
//studentMenu(username);
break;
}
else {
//call procedure withdraw here
memset(q, 0, sizeof(q));
MYSQL_RES *res_set2;
MYSQL_ROW row2;
sprintf(q, "call withdraw(%s, '%s', '%s', %d);", username, z, semester, y);
//puts(q);
mysql_query(connection,q);
res_set2 = mysql_store_result(connection);
int numrows2 = (int)mysql_num_rows(res_set);
// Display results
for (int i = 0; i < numrows2; i++)
{
row2 = mysql_fetch_row(res_set2);
if( row2 != NULL )
{
printf("\t%s\n", row2[0]);
}
}
//free resources
mysql_free_result(res_set2);
}
}
while(1);
}
//enroll screen
void enroll(char * username) {
printf("\n\t\t\t---------------------------------------\n");
printf("\t\t\t Enroll Class \n");
printf("\t\t\t---------------------------------------\n");
int m = 0, y = 0;
char * semester;
char * next_semester;
get_year(&y);
semester = get_semester(m);
next_semester = get_next_semester(m);
int y_next_semester = get_yearofnextsemester(y, semester);
//print current quarter course list
printf("\tCurrent Quarter: %s, %d\n\n", semester, y);
//query
char q[500] = "\0";
MYSQL_RES *res_set;
MYSQL_ROW row;
sprintf(q, "select u.UoSCode, u.UoSName, o.Enrollment, o.MaxEnrollment,u.Credits from uosoffering o, unitofstudy u where o.uoscode = u.uoscode and o.semester ='%s' and o.year = %d;", semester, y);
//puts(q);
mysql_query(connection,q);
res_set = mysql_store_result(connection);
int numrows = (int)mysql_num_rows(res_set);
// Display results
printf("\tUoSCode");
printf("\tCourse\t\t\t\t\t\t");
printf("\tEnrollment");
printf("\tCapacity");
printf("\tCredit\n");
for (int i = 0; i < numrows; i++)
{
row = mysql_fetch_row(res_set);
if( row != NULL )
{
printf("\t%s ", row[0]);
printf("\t%-40s ", row[1]);
printf("\t%s", row[2]);
printf("\t\t%s", row[3]);
printf("\t\t%s\n", row[4]);
}
}
//free resources
mysql_free_result(res_set);
//print next quarter course list
printf("\n\tNext Quarter: %s, %d\n\n", next_semester, y_next_semester);
//query
memset(q, 0, sizeof(q));
MYSQL_RES *res_set2;
MYSQL_ROW row2;
sprintf(q, "select u.UoSCode, u.UoSName, o.Enrollment, o.MaxEnrollment,u.Credits from uosoffering o, unitofstudy u where o.uoscode = u.uoscode and o.semester ='%s' and o.year = %d;", next_semester, y_next_semester);
//puts(q);
mysql_query(connection,q);
res_set2 = mysql_store_result(connection);
int numrows2 = (int)mysql_num_rows(res_set2);
// Display results
printf("\tUoSCode");
printf("\tCourse\t\t\t\t\t\t");
printf("\tEnrollment");
printf("\tCapacity");
printf("\tCredit\n");
for (int i = 0; i < numrows2; i++)
{
row2 = mysql_fetch_row(res_set2);
if( row2 != NULL )
{
printf("\t%s ", row2[0]);
printf("\t%-40s ", row2[1]);
printf("\t%s", row2[2]);
printf("\t\t%s", row2[3]);
printf("\t\t%s\n", row2[4]);
}
}
//free resources
mysql_free_result(res_set2);
char z[20];
do {
printf("\n\t\t\t---------------------------------------\n");
printf("\t\t\t Commands List \n");
printf("\t\t\t---------------------------------------\n");
printf("\t\t\t [1]Enroll a class\n");
printf("\t\t\t [0]Back to main menu \n");
printf("\t\t\t---------------------------------------\n\n");
printf("Please enter the command: ");
scanf("%s", z);
//system("color 2f");
if(strcmp(z, "0") == 0) {
//studentMenu(username);
break;
}
else if(strcmp(z, "1") == 0) {
char coursenumber[9];
int whichsemester;
memset(q, 0, sizeof(q));
MYSQL_RES *res_set3;
MYSQL_ROW row3;
printf("\nPlease enter course number: ");
scanf("%s", coursenumber);
printf("\nPlease choose current quarter or next quarter(input 1 for now, or 2 for next) : ");
scanf("%d", &whichsemester);
sprintf(q, "CALL enrollclass(%s, '%s', %d, '%s', %d);",
username, semester, y, coursenumber, whichsemester);
// Display results
mysql_query(connection,q);
res_set3 = mysql_store_result(connection);
int numrows3 = (int)mysql_num_rows(res_set3);
for (int i = 0; i < numrows3; i++) {
row3 = mysql_fetch_row(res_set3);
if(row3 != NULL) {
if (i == 0) {
fprintf(stdout, "%s\n", row3[0]);
}
else {
fprintf(stdout, "Prerequisites: %s %s\n", row3[0], row3[1]);
}
}
}
//free resources
mysql_free_result(res_set3);
}
else
printf("INVALID COMMAND.");
}
while(1);
}