///<summary>
///Check whether student is enrolled
///</summary>
///<param name = "studName">Student's username</param>
public async Task <bool> CheckStudEnroll(string studName)
{
DatabaseQAHandler.GetCourse(courseName, course =>
{
for (int i = 0; i < (course.students).Count; i++) // Loop through List
{
Debug.Log("STUDENT[I]" + course.students[i]);
Debug.Log("studname:" + studName);
if (studName == course.students[i])
{
Debug.Log("SAMEE");
chk = true;
}
}
});
Stopwatch sw = Stopwatch.StartNew();
var delay = Task.Delay(1000).ContinueWith(_ =>
{
sw.Stop();
return(sw.ElapsedMilliseconds);
});
await delay;
int sec = (int)delay.Result;
Debug.Log("check stud enroll elapsed milliseconds: {0}" + sec + ", Chk is " + chk);
return(chk);
}
///<summary>
///Check if the course already exist
///</summary>
public async Task <bool> CheckCourseExist(string courseName)
{
chk = false;
Debug.Log("line140:" + courseName + "!");
DatabaseQAHandler.GetCourse(courseName, course =>
{
chk = true;
Debug.Log("chCourseExist1" + chk);
});
Stopwatch sw = Stopwatch.StartNew();
var delay = Task.Delay(2000).ContinueWith(_ =>
{
sw.Stop();
return(sw.ElapsedMilliseconds);
});
await delay;
int sec = (int)delay.Result;
Debug.Log("check course exist elapsed milliseconds: {0}" + sec);
locks = false;
return(chk);
}
///<summary>
///Create rows showing the list of enrolled students
///</summary>
public async Task Read()
{
int count = itemParent.transform.childCount;
if (count != null)
{
for (int i = 0; i < count; i++)
{
Debug.Log("itemparent");
Destroy(itemParent.transform.GetChild(i).gameObject);
}
}
DatabaseQAHandler.GetCourse(courseName, course =>
{
currentCourse = new Course(userName, course.students);
int number = 1;
for (int i = 0; i < (course.students).Count; i++) // Loop through List
{
Debug.Log("STUDENT[I]" + course.students[i]);
GameObject tmp_item = Instantiate(item, itemParent.transform);
tmp_item.name = i.ToString();
Debug.Log("here item name: " + tmp_item.name);
tmp_item.transform.GetChild(0).GetComponent <Text>().text = number.ToString();
tmp_item.transform.GetChild(1).GetComponent <Text>().text = course.students[i];
number++;
}
});
Stopwatch sw = Stopwatch.StartNew();
var delay = Task.Delay(1000).ContinueWith(_ =>
{
sw.Stop();
return(sw.ElapsedMilliseconds);
});
await delay;
int sec = (int)delay.Result;
Debug.Log("Read elapsed milliseconds: {0}" + sec);
}
