private async void Start()
{
IsLoading = true;
IsListViewsVisible = false;
string path = DependencyService.Get <ICrossPlatformDownloadManager>().DefaultPathToDownloadedFiles;
string finalPath = Path.Combine(path, "plan.xml");
bool FileExists = DependencyService.Get <ICrossPlatformDownloadManager>().DownloadedFileExists(finalPath);
if ((Application.Current.Properties.Count <= 0) || (!FileExists))
{
string DownloadPath = await DependencyService.Get <ICrossPlatformDownloadManager>().DownloadFileAsync(Settings.MetaServer + "plan.xml", "plan.xml");
if (DownloadPath == null)
{
await App.Current.MainPage.DisplayAlert("Błąd", "Brak połączenia z internetem!", "Anuluj");
DependencyService.Get <IMyApplication>().Exit();
}
else
{
await ChoosedBranch.ShowDialogChooseBranch(DownloadPath);
}
}
else
{
Settings.Load();
}
LoadPlan(finalPath);
IsLoading = false;
IsListViewsVisible = true;
}
private async void ChooseGroupAsync()
{
if (!IsLoading)
{
string path = DependencyService.Get <ICrossPlatformDownloadManager>().DefaultPathToDownloadedFiles;
string finalPath = Path.Combine(path, "plan.xml");
bool FileExists = DependencyService.Get <ICrossPlatformDownloadManager>().DownloadedFileExists(finalPath);
if (FileExists)
{
IsLoading = true;
IsListViewsVisible = false;
await ChoosedBranch.ShowDialogChooseBranch(finalPath);
LoadPlan(finalPath);
}
else
{
await App.Current.MainPage.DisplayAlert("Błąd", "Nie można odnaleźć pliku!", "OK");
}
IsLoading = false;
IsListViewsVisible = true;
}
}
private async void LoadPlan(string path)
{
Title = ChoosedBranch.Name;
ClearPlan();
try
{
XmlPlanInterpreter xmlInterpreter = new XmlPlanInterpreter(path);
//
if (IsChangesInListOfBranches(xmlInterpreter))
{
ChoosedBranch.id = -1;
await ChoosedBranch.ShowDialogChooseBranch(path);
Title = ChoosedBranch.Name;
}
if (ChoosedBranch.id == -1)
{
Title = "Nie wybrano klasy!";
}
//
List <string> Hours = xmlInterpreter.GetHours();
for (int a = 0; a != 5; a++)
{
if (a == 0)
{
for (int n = 1; n <= Hours.Count; n++)
{
MondayItems.Add(new LessonItem(n.ToString(), Hours[n - 1], xmlInterpreter.GetPlanForHour(ChoosedBranch.BranchType, ChoosedBranch.id, n, "Poniedziałek"), 14));
}
}
if (a == 1)
{
for (int n = 1; n <= Hours.Count; n++)
{
TuesdayItems.Add(new LessonItem(n.ToString(), Hours[n - 1], xmlInterpreter.GetPlanForHour(ChoosedBranch.BranchType, ChoosedBranch.id, n, "Wtorek"), 14));
}
}
if (a == 2)
{
for (int n = 1; n <= Hours.Count; n++)
{
WednesdayItems.Add(new LessonItem(n.ToString(), Hours[n - 1], xmlInterpreter.GetPlanForHour(ChoosedBranch.BranchType, ChoosedBranch.id, n, "Środa"), 14));
}
}
if (a == 3)
{
for (int n = 1; n <= Hours.Count; n++)
{
ThursdayItems.Add(new LessonItem(n.ToString(), Hours[n - 1], xmlInterpreter.GetPlanForHour(ChoosedBranch.BranchType, ChoosedBranch.id, n, "Czwartek"), 14));
}
}
if (a == 4)
{
for (int n = 1; n <= Hours.Count; n++)
{
FridayItems.Add(new LessonItem(n.ToString(), Hours[n - 1], xmlInterpreter.GetPlanForHour(ChoosedBranch.BranchType, ChoosedBranch.id, n, "Piątek"), 14));
}
}
}
}
catch (Exception)
{
await App.Current.MainPage.DisplayAlert("Błąd!", "Wystąpił błąd podczas odczytywania pliku z planem. Prawdopodobnie plik jest uszkodzony lub używasz nieaktualnej wersji programu!", "OK");
}
}