private void CreateCaloriesGraph(int numberOfEntries)
{
var calories = json.DeserializeKalorienTag();
var jsonLenght = calories.Count;
MyValues.Clear();
TypeOfGraph.Title = "Kalorien";
if (calories.Count == 0)
{
return;
}
var helper = jsonLenght - numberOfEntries - 1;
for (int i = 0; i <= numberOfEntries - 1; i++)
{
if (i >= jsonLenght)
{
break;
}
if (jsonLenght <= numberOfEntries)
{
MyValues.Add(new ObservableValue(calories[i].CaloriesDay));
}
else
{
MyValues.Add(new ObservableValue(calories[helper + i].CaloriesDay));
}
}
}
private void WriteCaloryDayInJson()
{
var kalorienTag = json.DeserializeKalorienTag();
var currentDay = DateTime.Today;
foreach (var itemDay in kalorienTag)
{
if (currentDay == itemDay.Day)
{
itemDay.CaloriesDay = double.Parse(ConsumedCalories.Text);
json.Serializer(kalorienTag);
return;
}
}
kalorienTag.Add(new KalorienTag()
{
Day = currentDay,
CaloriesDay = double.Parse(ConsumedCalories.Text)
});
json.Serializer(kalorienTag);
}