using Acr.UserDialogs;
using Rg.Plugins.Popup.Pages;
using Rg.Plugins.Popup.Services;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Threading;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
using XXCpzs.helper;
using XXCpzs.Models;
using XXCpzs.ViewModels;

namespace XXCpzs.Views
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class PageLogin : PopupPage
    {
        LoginViewModel ViewModel;
        private int Uid;
        private  PageMain pageMain;
        public PageLogin(PageMain pageMain)
        {
            InitializeComponent();
            this.pageMain = pageMain;
            this.BindingContext = ViewModel = new LoginViewModel(pageMain.companyId);
        }

        void OnBumenPickerSelectedIndexChangedAsync(object sender, EventArgs e)
        {
            var picker = (Picker)sender;
            int selectedIndex = picker.SelectedIndex;
            if (selectedIndex != -1)
            {
                DepartmentItem buMen = ViewModel.BuMenItems[selectedIndex] as DepartmentItem;
                Dictionary<string, string> _body = new Dictionary<string, string>{
                    { "companyId", pageMain.companyId.ToString() },{"departmentId", buMen.id.ToString() }
                };

                List<UserItem> buMens = HttpHelper.RefreshData<UserItem>(04, RestSharp.Method.POST, _body);
                ViewModel.UserItems = new ObservableCollection<UserItem>();
                foreach (var item in buMens)
                {
                    ViewModel.UserItems.Add(item);
                }
                UserPicker.ItemsSource = ViewModel.UserItems;
            }
        }

        private void UserPicker_SelectedIndexChanged(object sender, EventArgs e)
        {
            var picker = (Picker)sender;
            int selectedIndex = picker.SelectedIndex;

            if (selectedIndex != -1)
            {
                this.Uid = ViewModel.UserItems[selectedIndex].uid;
            }
        }

        async void Button_ClickedAsync(object sender, EventArgs e)
        {
            UserDialogs.Instance.ShowLoading("正在登录，请稍后！");
            new Thread(new ThreadStart(async () =>
            {
                Dictionary<string, string> _body = new Dictionary<string, string>{
                    { "Uid", this.Uid.ToString() },{"Password", UserPass.Text.Trim() }
                };
                var Result = HttpHelper.Refresh<UserInfo>("login", _body);
                if (Result.Code == 200)
                {
                     
                    Device.BeginInvokeOnMainThread(() =>{
                        UserInfo LoginResult = Result.Data;
                        pageMain.Loginback(LoginResult);
                        UserDialogs.Instance.HideLoading(); 
                    });
                    await PopupNavigation.Instance.PopAsync();
                }
                else
                {
                    await DisplayAlert("访问出错", Result.Msg, "OK");
                    //Button_ClickedAsync(sender, e);
                }
            })).Start();
        }
    }
}