prs/prs.mobile.new/PRS.Mobile/Modules/Requisitions/Edit/Views/RequisitionEditNotesView.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using Xamarin.Forms;
using Xamarin.Forms.Xaml;

namespace PRS.Mobile
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class RequisitionEditNotesView : RequisitionEditView
    {
        public RequisitionEditNotesView()
        {
            InitializeComponent();
        }

        public override void Refresh()
        {
            _notes.ItemsSource = ViewModel.Item.Notes?.Where(x=>!String.IsNullOrWhiteSpace(x) && !x.StartsWith("=========")).ToArray();
        }

        public void AddNote()
        {
            NotesPage notes = new NotesPage("Add Note", "");
            notes.TextChanged += (o, text) =>
            {
                var list = ViewModel.Item.Notes?.ToList() ?? new List<string>();
                list.Add(text);
                ViewModel.Item.Notes = list.ToArray();
                ViewModel.Item.Save("");
                Refresh();
            };
            Navigation.PushAsync(notes);
        }
    }
}