/// <summary>
/// Populates the page with content passed during navigation. Any saved state is also
/// provided when recreating a page from a prior session.
/// </summary>
/// <param name="sender">
/// The source of the event; typically <see cref="NavigationHelper"/>
/// </param>
/// <param name="e">Event data that provides both the navigation parameter passed to
/// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested and
/// a dictionary of state preserved by this page during an earlier
/// session. The state will be null the first time a page is visited.</param>
private async void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
item = await RecipeDataSource.GetItemAsync((String)e.NavigationParameter);
this.DefaultViewModel["Group"] = item.Group;
this.DefaultViewModel["Item"] = item;
// Is recipe already pinned?
if (SecondaryTile.Exists(item.UniqueId))
btnPinToStart.Icon = new SymbolIcon(Symbol.UnPin);
DataTransferManager.GetForCurrentView().DataRequested += OnShareDataRequested;
}
private static void CreateRecipesAndRecipeGroups(JsonArray array)
{
foreach (var item in array)
{
var obj = item.GetObject();
RecipeDataItem recipe = new RecipeDataItem();
RecipeDataGroup group = null;
foreach (var key in obj.Keys)
{
IJsonValue val;
if (!obj.TryGetValue(key, out val))
continue;
switch (key)
{
case "key":
recipe.UniqueId = val.GetNumber().ToString();
break;
case "title":
recipe.Title = val.GetString();
break;
case "shortTitle":
recipe.ShortTitle = val.GetString();
break;
case "preptime":
recipe.PrepTime = (int)val.GetNumber();
break;
case "directions":
recipe.Directions = val.GetString();
break;
case "ingredients":
var ingredients = val.GetArray();
var list = (from i in ingredients select i.GetString()).ToList();
recipe.Ingredients = new ObservableCollection<string>(list);
break;
case "backgroundImage":
recipe.SetImage(val.GetString());
break;
case "tileImage":
recipe.SetTileImage(val.GetString());
break;
case "group":
var recipeGroup = val.GetObject();
IJsonValue groupKey;
if (!recipeGroup.TryGetValue("key", out groupKey))
continue;
group = _recipeDataSource.AllGroups.FirstOrDefault(c => c.UniqueId.Equals(groupKey.GetString()));
if (group == null)
group = CreateRecipeGroup(recipeGroup);
recipe.Group = group;
break;
}
}
if (group != null)
group.Items.Add(recipe);
}
}
private static void CreateRecipesAndRecipeGroups(JsonArray array)
{
foreach (var item in array)
{
var obj = item.GetObject();
RecipeDataItem recipe = new RecipeDataItem();
RecipeDataGroup group = null;
foreach (var key in obj.Keys)
{
IJsonValue val;
if (!obj.TryGetValue(key, out val))
{
continue;
}
switch (key)
{
case "key":
recipe.UniqueId = val.GetNumber().ToString();
break;
case "title":
recipe.Title = val.GetString();
break;
case "shortTitle":
recipe.ShortTitle = val.GetString();
break;
case "preptime":
recipe.PrepTime = (int)val.GetNumber();
break;
case "directions":
recipe.Directions = val.GetString();
break;
case "ingredients":
var ingredients = val.GetArray();
var list = (from i in ingredients select i.GetString()).ToList();
recipe.Ingredients = new ObservableCollection <string>(list);
break;
case "backgroundImage":
recipe.SetImage(val.GetString());
break;
case "tileImage":
recipe.SetTileImage(val.GetString());
break;
case "group":
var recipeGroup = val.GetObject();
IJsonValue groupKey;
if (!recipeGroup.TryGetValue("key", out groupKey))
{
continue;
}
group = _recipeDataSource.AllGroups.FirstOrDefault(c => c.UniqueId.Equals(groupKey.GetString()));
if (group == null)
{
group = CreateRecipeGroup(recipeGroup);
}
recipe.Group = group;
break;
}
}
if (group != null)
{
group.Items.Add(recipe);
}
}
}
