private async Task SearchForId(string id)
{
var semestersRequest = await NPAPI.GetSemesters(id);
bool saveSearchId = true;
if (semestersRequest.Success)
{
//Update label
name = semestersRequest.Name;
searchResultLabelTextBlock.Text = name;
//Update comoboBox
semesterComboBox.ItemsSource = semestersRequest.Semesters;
if (semesterComboBox.Items.Count > 0)
{
semesterComboBox.SelectedIndex = 0;
}
semesterComboBox.Visibility = semesterComboBox.Items.Count > 0 ? Visibility.Visible : Visibility.Collapsed;
//Save request to roaming settings
SaveToSettings(localSettings, "name", name);
var semestersJson = JsonConvert.SerializeObject(semestersRequest.Semesters);
SaveToSettings(localSettings, "semesters", semestersJson.ToString());
//Send GA Event
bool searchSelf = roamingSettings.Values.ContainsKey("id") && roamingSettings.Values["id"] as string == id;
App.Current.GATracker.SendEvent("Get Semesters", null, id, searchSelf ? 0 : 1);
}
else
{
if (semestersRequest.Error == NPAPI.RequestResult.ErrorType.Unauthorized)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
var result = await NPAPI.BackgroundLogin();
if (result.Success)
{
await SearchForId(id);
}
else
{
Frame.Navigate(typeof(LoginPage));
}
}
else
{
await new MessageDialog(semestersRequest.Message).ShowAsync();
saveSearchId = false;
}
}
if (saveSearchId)
{
SaveToSettings(localSettings, "searchId", id);
}
}
private async Task GetCredits()
{
try
{
var result = await NPAPI.GetCredits();
ApplyCredits(result);
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
await GetCredits();
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
summaryTextBlock.Text = e.Message;
}
}
private async Task SearchForId(string id)
{
//Disable user input
searchForIdTextBox.IsEnabled = searchSelfButton.IsEnabled = semesterComboBox.IsEnabled = getSemestersButton.IsEnabled = false;
try
{
var semestersRequest = await NPAPI.GetSemesters(id);
//Update label
name = semestersRequest.Name;
searchResultLabelTextBlock.Text = name;
//Update comoboBox
semesterComboBox.ItemsSource = semestersRequest.Semesters;
if (semesterComboBox.Items.Count > 0)
{
semesterComboBox.SelectedIndex = 0;
}
//Save request to local settings
SaveToSettings(localSettings, "name", name);
var semestersJson = JsonConvert.SerializeObject(semestersRequest.Semesters);
SaveToSettings(localSettings, "semesters", semestersJson.ToString());
//Send GA Event
bool searchSelf = roamingSettings.Values.ContainsKey("id") && roamingSettings.Values["id"] as string == id;
App.Current.GATracker.SendEvent("Get Semesters", null, id, searchSelf ? 0 : 1);
//Save search id
SaveToSettings(localSettings, "searchId", id);
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
await SearchForId(id);
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
await new MessageDialog(e.Message, "錯誤").ShowAsync();
}
//Enableuser input
searchForIdTextBox.IsEnabled = searchSelfButton.IsEnabled = semesterComboBox.IsEnabled = getSemestersButton.IsEnabled = true;
semesterComboBox.Focus(FocusState.Programmatic);
}
async private Task Login()
{
//Set progress
progressStackPanel.Visibility = Visibility.Visible;
progressRing.IsActive = true;
progressTextBlock.Text = "檢查登入狀態";
try
{
var isLoggedIn = await NPAPI.IsLoggedIn();
var roamingSettings = ApplicationData.Current.RoamingSettings;
if (!isLoggedIn)
{
//Not logged in, login now
progressTextBlock.Text = "登入中";
throw new NPAPI.SessionExpiredException();
}
//Set global cookie to current saved JSESSIONID
HttpBaseProtocolFilter filter = new HttpBaseProtocolFilter();
HttpCookie cookie = new HttpCookie("JSESSIONID", baseUri.Host, "/");
cookie.Value = roamingSettings.Values["JSESSIONID"].ToString();
filter.CookieManager.SetCookie(cookie, false);
//Set progress
progressTextBlock.Text = "載入中";
//
GoHome();
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
await Login();
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
//Show message
progressRing.IsActive = false;
progressTextBlock.Text = e.Message;
}
}
private async Task GetSchedule(Semester semester)
{
var coursesRequest = await NPAPI.GetCourses(searchForIdTextBox.Text, semester.Year, semester.SemesterNumber);
if (coursesRequest.Success)
{
//Fill scheduleGrid
FillCoursesIntoGrid(coursesRequest.Data);
//Update result label
searchResultLabelTextBlock.Text = name + " " + semester;
//Save to roaming settings
var coursesJson = JsonConvert.SerializeObject(coursesRequest.Data);
var semesterJson = JsonConvert.SerializeObject(semester);
SaveToSettings(localSettings, "courses", coursesJson.ToString());
SaveToSettings(localSettings, "semester", semesterJson.ToString());
//Send GA Event
bool searchSelf = roamingSettings.Values.ContainsKey("id") && roamingSettings.Values["id"] as string == searchForIdTextBox.Text;
App.Current.GATracker.SendEvent("Get Curriculum", semester.ToString(), searchForIdTextBox.Text, searchSelf ? 0 : 1);
}
else
{
if (coursesRequest.Error == NPAPI.RequestResult.ErrorType.Unauthorized)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
var result = await NPAPI.BackgroundLogin();
if (result.Success)
{
await GetSchedule(semester);
}
else
{
Frame.Navigate(typeof(LoginPage));
}
}
else
{
await new MessageDialog(coursesRequest.Message).ShowAsync();
}
}
}
private async Task GetSchedule(Semester semester)
{
try
{
var courses = await NPAPI.GetCourses(searchForIdTextBox.Text, semester.Year, semester.SemesterNumber);
//Fill scheduleGrid
FillCoursesIntoGrid(courses);
//Update result label
searchResultLabelTextBlock.Text = name + " " + semester;
//Show searchAppBarToggleButton
//searchAppBarToggleButton.Visibility = Visibility.Visible;
//Save to roaming settings
var coursesJson = JsonConvert.SerializeObject(courses);
var semesterJson = JsonConvert.SerializeObject(semester);
SaveToSettings(localSettings, "courses", coursesJson.ToString());
SaveToSettings(localSettings, "semester", semesterJson.ToString());
//Send GA Event
bool searchSelf = roamingSettings.Values.ContainsKey("id") && roamingSettings.Values["id"] as string == searchForIdTextBox.Text;
App.Current.GATracker.SendEvent("Get Curriculum", semester.ToString(), searchForIdTextBox.Text, searchSelf ? 0 : 1);
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
await GetSchedule(semester);
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
await new MessageDialog(e.Message, "錯誤").ShowAsync();
}
}
private async Task GetAttendenceAndHonors()
{
semestersComboBox.ItemsSource = null;
semestersComboBox.Items.Clear();
semestersComboBox.Items.Add("讀取中...");
semestersComboBox.SelectedIndex = 0;
try
{
var result = await NPAPI.GetAttendenceAndHonors();
semestersComboBox.ItemsSource = result.Semesters;
if (semestersComboBox.Items.Count > 0)
{
semestersComboBox.SelectedIndex = 0;
}
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
semestersComboBox.ItemsSource = null;
semestersComboBox.Items.Clear();
semestersComboBox.Items.Add(e.Message);
semestersComboBox.SelectedIndex = 0;
}
}
private async Task GetMidAlert()
{
courseNameTextBlock.Text = "";
try
{
var midAlerts = await NPAPI.GetMidAlerts();
courseNameTextBlock.Text = "(請選擇)";
titleTextBlock.Text = midAlerts.Semester + " 期中預警";
listView.ItemsSource = midAlerts.Alerts;
//Send GA Event
string id = ApplicationData.Current.RoamingSettings.Values.ContainsKey("id") ? ApplicationData.Current.RoamingSettings.Values["id"] as string : "N/A";
App.Current.GATracker.SendEvent("Mid Alert", "Get Mid Alert", id, 0);
}
catch (NPAPI.SessionExpiredException)
{
//Send GA Event
App.Current.GATracker.SendEvent("Session", "Session Expired", null, 0);
//Try background login
try
{
await NPAPI.BackgroundLogin();
await GetMidAlert();
}
catch
{
Frame.Navigate(typeof(LoginPage));
}
}
catch (Exception e)
{
listView.Items.Clear();
listView.Items.Add("讀取失敗，請稍後再試。");
listView.Items.Add(e.Message);
}
}
