iWOWS/WolfOfWallStreet/ViewModels/SymbolsControllerViewModel.cs

using Prism.Commands;
using Prism.Mvvm;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Windows.Input;
using HandyControl.Controls;
using WolfOfWallStreet.Models;
using WolfOfWallStreet.Services;

namespace WolfOfWallStreet.ViewModels
{
    public class SymbolsControllerViewModel : ViewModelBase
    {
        private readonly SettingsServices _settingsServices;

        public ObservableCollection<Symbol> Symbols { get; set; } = new ObservableCollection<Symbol>();
        public Symbol Symbol { get; set; } = new Symbol();
        public ICommand AddSymbolCommand { get; set; }
        public ICommand RemoveSymbolCommand { get; set; }
        public SymbolsControllerViewModel(SettingsServices settingsServices)
        {
            _settingsServices = settingsServices;
            _settingsServices.GetSymbols().ForEach(s=>Symbols.Add(s));
        }

        public override void InitialCommand()
        {
            base.InitialCommand();
            AddSymbolCommand = new DelegateCommand((() =>
            {
                try
                {

                    if (string.IsNullOrEmpty(Symbol.symbolISIN))
                        throw new Exception("لطفا isin را وارد کنید");
                    if (string.IsNullOrEmpty(Symbol.SymbolName))
                        throw new Exception("لطفا نام سهم را وارد کنید");
                    _settingsServices.AddSymbol(Symbol);
                }
                catch (Exception e)
                {
                    MessageBox.Show(e.Message);
                }
            }));
            RemoveSymbolCommand = new DelegateCommand<Symbol>(symbol =>
            {
                _settingsServices.RemoveSymbol(symbol);
                Symbols.Remove(symbol);
            });
        }
    }
}