public static async Task RefreshDataSource()
{
//var groupService = new GetData();
var allGroups = await GetData.getMyDataAsync();
foreach (var group in allGroups)
{
SampleDataGroup mySampleDataGroup = new SampleDataGroup(
group.CourseId.ToString(),
group.Title.ToString(),
group.Subtitle.ToString(),
group.ImagePath.ToString(),
group.Description.ToString()
);
_sampleDataSource._groups.Add(mySampleDataGroup);
if (group.Attendants != null)
{
foreach (var item in group.Attendants)
{
mySampleDataGroup.Items.Add(new SampleDataItem(
item.StudentId.ToString(),
item.Title,
item.Subtitle,
item.ImagePath,//"Assets/LightGray.png",
item.Description,
item.Content));
}
}
}
}
private async Task GetSampleDataAsync()
{
if (this._groups.Count != 0)
return;
Uri dataUri = new Uri("ms-appx:///DataModel/SampleData.json");
StorageFile file = await StorageFile.GetFileFromApplicationUriAsync(dataUri);
string jsonText = await FileIO.ReadTextAsync(file);
JsonObject jsonObject = JsonObject.Parse(jsonText);
JsonArray jsonArray = jsonObject["Groups"].GetArray();
foreach (JsonValue groupValue in jsonArray)
{
JsonObject groupObject = groupValue.GetObject();
SampleDataGroup group = new SampleDataGroup(groupObject["UniqueId"].GetString(),
groupObject["Title"].GetString(),
groupObject["Subtitle"].GetString(),
groupObject["ImagePath"].GetString(),
groupObject["Description"].GetString());
foreach (JsonValue itemValue in groupObject["Items"].GetArray())
{
JsonObject itemObject = itemValue.GetObject();
group.Items.Add(new SampleDataItem(itemObject["UniqueId"].GetString(),
itemObject["Title"].GetString(),
itemObject["Subtitle"].GetString(),
itemObject["ImagePath"].GetString(),
itemObject["Description"].GetString(),
itemObject["Content"].GetString()));
}
this.Groups.Add(group);
}
}
