using RestSharp;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Xml;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;

using XXCpzs.Models;
using XXCpzs.Services;

namespace XXCpzs.Views
{
    [DesignTimeVisible(false)]
    public partial class MainPage : MasterDetailPage
    {
        Dictionary<int, NavigationPage> MenuPages = new Dictionary<int, NavigationPage>();
        public MainPage()
        {
            InitializeComponent();
            MasterBehavior = MasterBehavior.Popover;
            MenuPages.Add((int)MenuItemType.Browse, (NavigationPage)Detail);
        }
        public ServerVersion GetServerVer()
        {
            string version = "1.00";
            string upAddresss = null;
            string upContent = null;
            string upTime = null;
            var client = new RestClient{
                BaseUrl = new Uri("http://cpzs.xixingwl.cn/cpzs.php/index/update/t/Droid.html"),
                Timeout = 60000
            };
            var request = new RestRequest{
                Timeout = 30000,
                Method = Method.POST
            };
            request.AddHeader("Content-Type", "text/html,application/xhtml+xml,application/xml;q=0.9");
            request.AddHeader("Authorization", "Bearer123456");
            IRestResponse response2 = client.Execute(request);
            if (response2.IsSuccessful){
                XmlDocument sync = new XmlDocument();
                sync.LoadXml(response2.Content.Trim());
                XmlNode think = sync.SelectSingleNode("think");
                version = think.SelectSingleNode("Version").InnerText;
                upAddresss = think.SelectSingleNode(" UpAddresss").InnerText;
                upContent  = think.SelectSingleNode(" UpContent").InnerText;
                upTime = think.SelectSingleNode(" UpTime").InnerText;
            }
            return new ServerVersion() { Version = version, UpAddresss = upAddresss ,UpContent = upContent, UpTime = upTime };
        }
        public async Task NavigateFromMenu(int id)
        {
            if (!MenuPages.ContainsKey(id))
            {
                switch (id)
                {
                    case (int)MenuItemType.Browse:
                        MenuPages.Add(id, new NavigationPage(new PageMain()));
                        break;
                    case (int)MenuItemType.About:
                        MenuPages.Add(id, new NavigationPage(new AboutPage()));
                        break; 
                    case (int)MenuItemType.Upgrade:
                        // var ServerVer = GetServerVer();
                        //string LocaVer = DependencyService.Get<ICommonService>().GetVersion();
                        //if (int.Parse(ServerVer.Version)  > int.Parse(LocaVer))
                        //{
                        //    bool answer = await DisplayAlert("检测到新的版本", "是否立即更新？" + ServerVer.Version, "Yes", "No");
                        //    if (answer)
                        //    {
                        //       DependencyService.Get<ICommonService>().UpdateApp(ServerVer.UpAddresss);
                        //   }
                        //}
                        break;
                    case (int)MenuItemType.CloseApp:
                        DependencyService.Get<ICommonService>().CloseApp();
                        break;
                }
            }

            var newPage = MenuPages[id];

            if (newPage != null && Detail != newPage)
            {
                Detail = newPage;

                if (Device.RuntimePlatform == Device.Android)
                    await Task.Delay(100);

                IsPresented = false;
            }
        }
         
    }
  
}