Billing/Billing.Shared/Views/AddBillPage.xaml.cs

using System;
using Billing.Languages;
using Billing.Models;
using Billing.UI;
using Xamarin.Forms;

namespace Billing.Views
{
    public partial class AddBillPage : BillingPage
    {
        public Command CheckBill { get; }

        private readonly Bill bill;
        private readonly DateTime createDate;

        public AddBillPage(DateTime date)
        {
            createDate = date;
            CheckBill = new Command(OnCheckBill);
            InitializeComponent();
            Title = Resource.AddBill;
        }

        public AddBillPage(Bill bill)
        {
            this.bill = bill;
            CheckBill = new Command(OnCheckBill);
            InitializeComponent();
            Title = Resource.EditBill;
        }

        private void OnCheckBill()
        {

        }
    }
}