using Aitex.Core.UI.MVVM;
using Aitex.Core.Utilities;
using MECF.Framework.Common.RecipeCenter;
using MECF.Framework.Common.Utilities;
using Prism.Mvvm;
using PunkHPX8_MainPages.PMs;
using PunkHPX8_Themes.UserControls;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;

namespace PunkHPX8_MainPages.ViewModels
{
    public class VpwRecipeViewModel : BindableBase
    {
        private const string ENGINEERING = "Engineering";

        #region 内部变量
        private Dictionary<string, RecipeNode> _recipeNodeDic = new Dictionary<string, RecipeNode>();
        private ObservableCollection<RecipeNode> _recipeNodes;
        private UiRecipeManager _uiRecipeManager = new UiRecipeManager();
        private Dictionary<string, bool> _propertyValidResultDic = new Dictionary<string, bool>();
        private VpwRecipe _recipe;
        private bool _editEnable;
        private bool _createEnable;
        private RecipeNode _currentNode;
        private bool _enable = false;
        private bool _isEdit = false;
        #endregion

        #region 属性
        public ObservableCollection<RecipeNode> RecipeNodes
        {
            get { return _recipeNodes; }
            set { SetProperty(ref _recipeNodes, value); }
        }
        public Dictionary<string, bool> PropertyValidResultDic
        {
            get { return _propertyValidResultDic; }
            set { SetProperty(ref _propertyValidResultDic, value); }
        }
        public RecipeNode CurrentNode
        {
            get { return _currentNode; }
            set { SetProperty(ref _currentNode, value); }
        }
        public bool Enable
        {
            get { return _enable; }
            set { SetProperty(ref _enable, value); }
        }
        public bool EditEnable
        {
            get { return _editEnable; }
            set { SetProperty(ref _editEnable, value); }
        }
        public bool CreateEnable
        {
            get { return _createEnable; }
            set { SetProperty(ref _createEnable, value); }
        }

        public VpwRecipe Recipe
        {
            get { return _recipe; }
            set { SetProperty(ref _recipe, value); }
        }
       
        #region 指令
        public ICommand OperationCommand
        {
            get;
            private set;
        }
        [IgnorePropertyChange]
        public ICommand CreateCommand { get; private set; }
        [IgnorePropertyChange]
        public ICommand EditCommand { get; private set; }
        [IgnorePropertyChange]
        public ICommand SaveRecipeCommand { get; private set; }
        [IgnorePropertyChange]
        public ICommand SaveAsRecipeCommand { get; private set; }
        #endregion

        public VpwRecipeViewModel()
        {
            OperationCommand = new DelegateCommand<object>(SelectionChangedAction);
            CreateCommand = new DelegateCommand<object>(CreateAction);
            EditCommand = new DelegateCommand<object>(EditAction);
            SaveRecipeCommand = new DelegateCommand<object>(SaveAction);
            SaveAsRecipeCommand = new DelegateCommand<object>(SaveAsAction);
        }
        #endregion


        public void LoadRecipeData()
        {
            RecipeNodes = _uiRecipeManager.GetRecipesByType("vpw");
            _recipeNodeDic.Clear();
            InitializeDictionary(RecipeNodes);
        }

        private void InitializeDictionary(ObservableCollection<RecipeNode> nodes)
        {
            if (nodes != null)
            {
                foreach (var node in nodes)
                {
                    if (node.NodeType == RecipeNodeType.File)
                    {
                        _recipeNodeDic[node.Name] = node;
                    }
                    InitializeDictionary(node.Children);
                }
            }
        }

        private void SelectionChangedAction(object param)
        {
            if (_recipeNodeDic.ContainsKey(param.ToString()))
            {
                CurrentNode = _recipeNodeDic[param.ToString()];
                if (CurrentNode.NodeType == RecipeNodeType.File)
                {
                    if (CurrentNode.RecipeLocation == ENGINEERING)
                    {
                        EditEnable = true;
                        CreateEnable = true;
                    }
                    else
                    {
                        EditEnable = false;
                        CreateEnable = false;
                    }
                }
                Recipe = _uiRecipeManager.LoadRecipe<VpwRecipe>(CurrentNode.RecipeFullFileName);
                if (Recipe == null)
                {
                    MessageBox.Show("Invalid Recipe", "Load Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                    EditEnable = false;
                    CreateEnable = false;
                }
                Enable = false;
            }
            else
            {
                if (param.ToString() == ENGINEERING)
                {
                    CreateEnable = true;
                }
                else
                {
                    CreateEnable = false;
                }
                CurrentNode = null;
                Recipe = null;
                EditEnable = false;
                Enable = false;
            }
        }

        private void CreateAction(object param)
        {
            RecipeNameDialog recipeNameDialog = new RecipeNameDialog();
            if (recipeNameDialog.ShowDialog().Value)
            {
                if (!CheckNameExist(recipeNameDialog.RecipeName))
                {
                    Recipe = new VpwRecipe();
                    Recipe.CreateDate = DateTime.Now;
                    Recipe.Ppid = recipeNameDialog.RecipeName;
                    Recipe.Description = recipeNameDialog.RecipeDescription;
                    Enable = true;
                    _isEdit = false;
                }
            }
        }
        private void EditAction(object param)
        {
            Enable = true;
            _isEdit = false;
        }
        private void SaveAction(object param)
        {
            if (CheckValid(_isEdit))
            {
                Recipe.SaveDate = DateTime.Now;
                try
                {
                    _uiRecipeManager.SaveRecipe<VpwRecipe>(ENGINEERING, Recipe.Ppid, "vpw", Recipe);
                    LoadRecipeData();
                    MessageBox.Show("Save Recipe Success", "Save Recipe", MessageBoxButton.OK, MessageBoxImage.Information);
                    Enable = false;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Save Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
        }
        /// <summary>
        /// 另存为
        /// </summary>
        /// <param name="param"></param>
        private void SaveAsAction(object param)
        {
            if (Recipe == null)
            {
                MessageBox.Show("Select a Recipe first", "SaveAs Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                return;
            }
            VpwRecipe recipe = new VpwRecipe();
            if (CheckValid(_isEdit))
            {
                RecipeNameDialog recipeNameDialog = new RecipeNameDialog();
                if (recipeNameDialog.ShowDialog().Value)
                {
                    if (!CheckNameExist(recipeNameDialog.RecipeName))
                    {
                        recipe = new VpwRecipe();

                        recipe = (VpwRecipe)PropertyUtil.Clone(Recipe);
                        recipe.CreateDate = DateTime.Now;
                        recipe.Ppid = recipeNameDialog.RecipeName;
                        recipe.Description = recipeNameDialog.RecipeDescription;

                    }
                    else if (recipeNameDialog.RecipeName != null)
                    {
                        MessageBox.Show("Name can not be Null", "Create Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                        return;
                    }
                    else
                    {
                        return;
                    }
                }
                try
                {
                    _uiRecipeManager.SaveRecipe<RdsRecipe>(ENGINEERING, recipe.Ppid, "vpw", recipe);
                    LoadRecipeData();
                    MessageBox.Show("Save As Recipe Success", "SaveAs Recipe", MessageBoxButton.OK, MessageBoxImage.Information);
                    Enable = false;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Save As Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
        }

        private bool CheckNameExist(string name)
        {
            foreach (string item in _recipeNodeDic.Keys)
            {
                if (item == name)
                {
                    MessageBox.Show($"{name} is exsit", "Save Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                    return true;
                }
            }
            return false;
        }

        private bool CheckValid(bool editType)
        {
            foreach (string key in _propertyValidResultDic.Keys)
            {
          
                bool valid = _propertyValidResultDic[key];
                if (!valid)
                {
                    MessageBox.Show($"{key} data invalid", "Save Recipe", MessageBoxButton.OK, MessageBoxImage.Error);
                    return false;
                }
            }
            return true;
        }

    }
}