public override void OnNavigatedTo(INavigationParameters parameters)
{
MessagingCenter.Unsubscribe <CreateItemViewModel, Item>(this, "ItemCreated");
MessagingCenter.Subscribe <CreateItemViewModel, Item>(this, "ItemCreated", (sender, args) =>
{
ListObject objeto = new ListObject()
{
ItemID = args.ItemID, ItemDescription = args.Description
};
AssignmentsAgrupados.Add(objeto);
if (Itens == null)
{
Itens = new List <Item>();
}
Itens.Add(args);
});
MessagingCenter.Unsubscribe <CreateAssignmentViewModel, Assignment>(this, "AssignmentCreated");
MessagingCenter.Subscribe <CreateAssignmentViewModel, Assignment>(this, "AssignmentCreated", (sender, args) =>
{
ListObject objectList = AssignmentsAgrupados.Where(obj => obj.ItemID == args.ItemID).FirstOrDefault();
objectList.Add(args);
});
}
private async void PeriodChanged()
{
AssignmentsAgrupados.Clear();
ListObject listaObj;
if (Itens != null)
{
bool useWCF = Preferences.Get("UseWCF", false);
if (!useWCF)
{
foreach (Item element in Itens)
{
listaObj = new ListObject()
{
ItemDescription = element.Description, ItemID = element.ItemID
};
List <Assignment> ListAssignments = null;
ListAssignments = await App.SQLiteDb.GetAssignmentsByItemAsync(element.ItemID);
foreach (Assignment assi in ListAssignments)
{
assi.AssignmentDate = Convert.ToDateTime(assi.DateString);
if (SelectedPeriod.Value == 2 && DatesAreInTheSameWeek(assi.AssignmentDate, DateTime.Now))
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 1 && DatesAreInTheSameDay(assi.AssignmentDate, DateTime.Now))
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 3 && assi.AssignmentDate.Month == DateTime.Now.Month && assi.AssignmentDate.Year == DateTime.Now.Year)
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 4 && assi.AssignmentDate.CompareTo(DateTime.Today) >= 0)
{
listaObj.Add(assi);
}
}
listaObj.ItemID = element.ItemID;
listaObj.ItemDescription = element.Description;
AssignmentsAgrupados.Add(listaObj);
}
}
else
{
if (Itens != null && Itens.Count > 0)
{
var client = new HttpClient
{
Timeout = TimeSpan.FromMilliseconds(15000),
BaseAddress = new Uri(GetUrlBase())
};
var json = JsonConvert.SerializeObject(Itens);
var content = new StringContent(json, Encoding.UTF8, "application/json");
using (var response2 = await client.PostAsync("GetAssignmentsByItem", content))
{
if (response2 != null)
{
if (response2.IsSuccessStatusCode)
{
var respStr2 = await response2.Content.ReadAsStringAsync();
if (!String.IsNullOrEmpty(respStr2))
{
List <Assignment> ListAssignments = JsonConvert.DeserializeObject <List <Assignment> >(respStr2);
foreach (Item element in Itens)
{
listaObj = new ListObject()
{
ItemDescription = element.Description, ItemID = element.ItemID
};
foreach (Assignment assi in ListAssignments)
{
if (assi.ItemID == element.ItemID)
{
assi.AssignmentDate = Convert.ToDateTime(assi.DateString);
if (SelectedPeriod.Value == 2 && DatesAreInTheSameWeek(assi.AssignmentDate, DateTime.Now))
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 1 && DatesAreInTheSameDay(assi.AssignmentDate, DateTime.Now))
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 3 && assi.AssignmentDate.Month == DateTime.Now.Month && assi.AssignmentDate.Year == DateTime.Now.Year)
{
listaObj.Add(assi);
}
else if (SelectedPeriod.Value == 4 && assi.AssignmentDate.CompareTo(DateTime.Today) >= 0)
{
listaObj.Add(assi);
}
}
}
listaObj.ItemID = element.ItemID;
listaObj.ItemDescription = element.Description;
AssignmentsAgrupados.Add(listaObj);
}
}
}
}
else
{
await DialogService.DisplayAlertAsync("Warning", "Connection Failed", "OK");
}
}
}
}
}
}