using CeramicProjectTool.Model;
using CeramicProjectTool.ViewModel;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace CeramicProjectTool.Pages
{
    /// <summary>
    /// PermissionConfigPage.xaml 的交互逻辑
    /// </summary>
    public partial class PermissionConfigPage : Page
    {
        private PermissonConfigViewModel viewModel;
        public PermissionConfigPage()
        {
            InitializeComponent();
            viewModel = new PermissonConfigViewModel();
            this.DataContext = viewModel;
        }

        private void Page_Loaded(object sender, RoutedEventArgs e)
        {
            LoadData();
        }

        private async void LoadData(string searchText = "")
        {
            Task<List<PermissonModel>> task;
            if (string.IsNullOrWhiteSpace(searchText))
            {
                task = viewModel.GetPermissons();

            }
            else
            {
                task = viewModel.GetPermissons(searchText);

            }
            _ = task.ContinueWith((t) =>
            {
                permissonData.Dispatcher.Invoke(() =>
                {
                    permissonData.ItemsSource = t.Result;
                });
            });
            await task;
            var ruleTask = viewModel.GetRules();
            _ = ruleTask.ContinueWith(ruleTask =>
            {
                RuleListView.Dispatcher.Invoke(() =>
                {
                    RuleListView.ItemsSource = ruleTask.Result;
                    RuleListView.SelectedIndex = 0;
                });
            });

            await ruleTask;
            var moduleTask = viewModel.GetMkList();
            _ = moduleTask.ContinueWith(muduleTask =>
            {
                ModuleList.Dispatcher.Invoke(() =>
                {
                    ModuleList.ItemsSource = muduleTask.Result;
                    ModuleList.SelectedIndex = 0;

                });
            });

        }

        private void searchBox_TextInput(object sender, TextCompositionEventArgs e)
        {

        }

        private void searchBox_KeyDown(object sender, KeyEventArgs e)
        {
            var enterKey = Key.Enter;
            if (e.Key == enterKey)
            {
                var searchText = searchBox.Text;
                if (!string.IsNullOrWhiteSpace(searchText))
                {
                    LoadData(searchText);
                }
            }
        }

        private void RuleListView_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var datas = ((ListView)sender).ItemsSource as List<RuleModel>;
            var selectedIndex = ((ListView)sender).SelectedIndex;
            if (selectedIndex != -1)
            {
                viewModel.selectRule = datas[selectedIndex];
                LoadPermisson();

            }

        }

        private void invokePermissonBtn_Click(object sender, RoutedEventArgs e)
        {
            var selected = ModulePermissonList.Children;
            List<RulePermissonModel> rulePermissons = new List<RulePermissonModel>();
            foreach (var item in selected)
            {
                if (item is CheckBox checkBox)
                {
                    if (checkBox.IsChecked ?? false)
                    {
                        var featureId = (int)checkBox.Tag;
                        var rule = viewModel.selectRule;
                        //var module = viewModel.selectMudole;
                        var rulePermisson = new RulePermissonModel
                        {
                            RuleId = rule.Id,
                            FeatureId = featureId
                        };
                        rulePermissons.Add(rulePermisson);
                    }

                }
            }
            if (rulePermissons.Count > 0)
            {
                viewModel.UpdateRulePermisson(rulePermissons);
                LoadPermisson();
            }

        }

        private void reinvokePermissonBtn_Click(object sender, RoutedEventArgs e)
        {
            var selected = RulePermissonList.Children;
            List<int> rulePermissons = new List<int>();
            foreach (var item in selected)
            {
                if (item is CheckBox checkBox)
                {
                    if (checkBox.IsChecked ?? false)
                    {
                        var permissonId = (int)checkBox.Tag;
                        rulePermissons.Add(permissonId);
                    }

                }
            }
            if (rulePermissons.Count > 0)
            {
                viewModel.DeleteRulePermisson(rulePermissons);
                LoadPermisson();

            }
        }


        private void ModuleList_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var datas = ((ComboBox)sender).ItemsSource as List<ModuleModel>;
            var selectedIndex = ((ComboBox)sender).SelectedIndex;
            if (selectedIndex != -1)
            {
                var mkModel = datas?[selectedIndex == -1 ? 0 : selectedIndex];
                viewModel.selectMudole = mkModel;
                LoadPermisson();
            }

        }


        private async void LoadPermisson()
        {
            viewModel.isSelectAll = false;
            var rule = viewModel.selectRule;
            var module = viewModel.selectMudole;
            if (rule == null || module == null)
            {
                return;
            }
            var rulePremissonTask = viewModel.GetPermissonsByRule(rule.RuleName, module.ModuleName);
            _ = rulePremissonTask.ContinueWith((t) =>
            {
                var result = t.Result;
                viewModel.rulePermissons = result;
                RulePermissonList.Dispatcher.Invoke(() =>
                {
                    RulePermissonList.Children.Clear();
                    result.ForEach(item =>
                    {
                        var checkBox = new CheckBox
                        {
                            Tag = item.PermissonId,
                            Content = item.FeatureName,
                            //IsChecked = item.IsEnabled
                        };
                        RulePermissonList.Children.Add(checkBox);
                    });
                });
            });
            await rulePremissonTask;
            var modulePremissonTask = viewModel.GetPermissons(module.ModuleName);
            _ = modulePremissonTask.ContinueWith((t) =>
                {
                    var result = t.Result;
                    ModulePermissonList.Dispatcher.Invoke(() =>
                        {

                            ModulePermissonList.Children.Clear();
                            result.ForEach(item =>
                            {
                                var exist = viewModel.CheckPermissonExist(item.Feature);
                                if (!exist)
                                {
                                    var checkBox = new CheckBox
                                    {
                                        Tag = item.Id,
                                        Content = item.Feature,
                                        IsChecked = false
                                    };
                                    ModulePermissonList.Children.Add(checkBox);
                                }

                            });
                        });
                });
        }
        //private bool isAllSelected = false;
        private void selectAllModulePermissonBtn_Click(object sender, RoutedEventArgs e)
        {
            viewModel.isSelectAll = !viewModel.isSelectAll;
            foreach (var item in ModulePermissonList.Children)
            {
                if (item is CheckBox checkBox)
                {
                    if (checkBox.IsEnabled)
                    {
                        ModulePermissonList.Dispatcher.Invoke(() =>
                        {
                            checkBox.IsChecked = viewModel.isSelectAll;
                        });
                    }

                }
            }
        }
    }
}