public async void Run(IBackgroundTaskInstance taskInstance)
{
deferral = taskInstance.GetDeferral();
if (NetworkInterface.GetIsNetworkAvailable())
{
var saver = new DataSaver();
saver.ReadCompleted = (json) =>
{
obj = JObject.Parse(json);
Global.ApiUsername = obj["Settings"]["ApiUsername"].ToString();
Global.ApiPassword = obj["Settings"]["ApiPassword"].ToString();
if (Global.Invoke == null)
{
Global.Invoke = (action) => { action(); }
}
;
currentStudent = JsonConvert.DeserializeObject <Student>(obj["Student"].ToString());
if (currentStudent != null)
{
var currentPeriod = currentStudent.Programs[0].Periods[0];
LessonRequests.LessonRequest.OnCompleted = GetLessons_Completed;
LessonRequests.GetLessons(currentStudent.Id, currentStudent.Password, currentPeriod.Code, currentPeriod.YearCode);
}
};
saver.ReadAsync("SavedData");
}
else
{
deferral.Complete();
}
}
private async void GetLessons_Completed(BaseResponse <List <Lesson> > lessonResponse)
{
bool isCompleted = true;
if (lessonResponse.Status == ResponseStatus.Successful)
{
isCompleted = false;
var lessons = lessonResponse.Result;
foreach (var oldLesson in currentStudent.Programs[0].Periods[0].Lessons)
{
var newLesson = lessons.SingleOrDefault(x => x.Name == oldLesson.Name);
if (newLesson != null)
{
string text = "";
bool isNew = false;
if (newLesson.FirstMidterm.Mark != oldLesson.FirstMidterm.Mark && newLesson.FirstMidterm.Mark != null)
{
text += "1. Vize: " + newLesson.FirstMidterm.Mark + " ";
isNew = true;
}
if (newLesson.SecondMidterm.Mark != oldLesson.SecondMidterm.Mark && newLesson.SecondMidterm.Mark != null)
{
text += "2. Vize: " + newLesson.SecondMidterm.Mark + " ";
isNew = true;
}
if (newLesson.ThirdMidterm.Mark != oldLesson.ThirdMidterm.Mark && newLesson.ThirdMidterm.Mark != null)
{
text += "3. Vize: " + newLesson.ThirdMidterm.Mark + " ";
isNew = true;
}
if (newLesson.Final.Mark != oldLesson.Final.Mark && newLesson.Final.Mark != null)
{
text += "Final: " + newLesson.Final.Mark + " ";
isNew = true;
}
if (newLesson.Integration.Mark != oldLesson.Integration.Mark && newLesson.Integration.Mark != null)
{
text += "Bütünleme: " + newLesson.Integration.Mark + " ";
isNew = true;
}
if (newLesson.Average != oldLesson.Average && newLesson.Average != null)
{
text += "Ortalama: " + newLesson.Average + " ";
isNew = true;
}
if (!isNew)
{
text = text.Replace(newLesson.Name + " ", "");
}
if (!string.IsNullOrEmpty(text))
{
ShowToastNotification(oldLesson.Name, text);
}
}
}
currentStudent.Programs[0].Periods[0].Lessons = lessons;
obj["Student"] = JObject.Parse(JsonConvert.SerializeObject(currentStudent));
var saver = new DataSaver();
saver.SaveCompleted = (result) =>
{
deferral.Complete();
};
saver.SaveAsync("SavedData", obj.ToString());
}
if (isCompleted)
{
deferral.Complete();
}
}