///<summary>
///Delete course in database
///</summary>
public async void DeleteCourse()
{
loader.SetActive(true);
Debug.Log("DELETE name: " + courseKey);
DatabaseQAHandler.DeleteCourse(courseKey, () => { });
DatabaseQAHandler.GetCourseLvlQns(courseLvlQns =>
{
foreach (var courseLvlQn in courseLvlQns)
{
//Debug.Log($"{course.Key} {course.Value.userName}");
if (courseLvlQn.Value.courseName == courseKey) //Find course created by you
{
DatabaseQAHandler.DeleteCourseLvlQn(courseLvlQn.Key, () => { });
}
}
});
Stopwatch sw = Stopwatch.StartNew();
var delay = Task.Delay(1000).ContinueWith(_ =>
{
sw.Stop();
return(sw.ElapsedMilliseconds);
});
await delay;
int sec = (int)delay.Result;
Debug.Log("Delete elapsed milliseconds: {0}" + sec);
await Read();
loader.SetActive(false);
messageBox.SetActive(true);
messageBox.transform.GetChild(1).GetComponent <Text>().text = courseKey + " deleted successfully.";
courseKey = null;
}
public async Task <bool> CheckLvlExist(int lvlNo)
{
DatabaseQAHandler.GetCourseLvlQns(courseLvlQns =>
{
foreach (var courseLvlQn in courseLvlQns)
{
Debug.Log($"{courseLvlQn.Key} {courseLvlQn.Value.courseName} {courseLvlQn.Value.level}");
if (/*courseLvlQn.Value.userName == userName &&*/ courseLvlQn.Value.courseName == courseName)
{
if (courseLvlQn.Value.level == lvlNo)
{
chk = true;
}
}
}
});
Stopwatch sw = Stopwatch.StartNew();
var delay = Task.Delay(500).ContinueWith(_ =>
{
sw.Stop();
return(sw.ElapsedMilliseconds);
});
await delay;
int sec = (int)delay.Result;
Debug.Log("check level exist elapsed milliseconds: {0}" + sec);
return(chk);
}
///<summary>
///Creating buttons for levels
///</summary>
public async Task Read()
{
Debug.Log("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);
}
}
//Retrieve Courses Created by the Teacher
DatabaseQAHandler.GetCourseLvlQns(courseLvlQns =>
{
foreach (var courseLvlQn in courseLvlQns)
{
Debug.Log($"{courseLvlQn.Key} {courseLvlQn.Value.courseName} {courseLvlQn.Value.level}");
if (courseLvlQn.Value.courseName == courseName)//&& courseLvlQn.Value.userName == userName)
{
GameObject tmp_btn = Instantiate(item, itemParent.transform);
tmp_btn.name = courseLvlQn.Key;
Debug.Log("item name: " + tmp_btn.name);
Debug.Log("lvl name: " + (courseLvlQn.Value.level).ToString());
tmp_btn.transform.GetChild(1).GetComponent <Text>().text = (courseLvlQn.Value.level).ToString();
}
}
});
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);
}
