using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Windows;
using System.Windows.Controls;
using System.Xml;
using Aitex.Core.UI.View.Common;
using Caliburn.Micro.Core;
using MECF.Framework.Common.CommonData;
using MECF.Framework.Common.DataCenter;
using MECF.Framework.UI.Client.CenterViews.Editors.Recipe;
using MECF.Framework.UI.Client.CenterViews.Editors.Sequence;
using MECF.Framework.UI.Client.CenterViews.Parameter;

namespace MECF.Framework.UI.Client.CenterViews.Editors
{
    public class ParameterTreeBuilder
    {
      static ParameterProvider _parameterProvider = new ParameterProvider();

        public static List<FileNode> GetFiles(string prefixPath, List<string> filenames)
        {
            List<FileNode> folders = new List<FileNode>();
            FileNode root = new FileNode() { Name = "Files", IsFile = false, FullPath = "", PrefixPath = prefixPath };
            folders.Add(root);

            foreach (string filename in filenames)
            {
                string[] filesplits = filename.Split('\\');

                FileNode parent = root;
                if (filesplits.Length > 1)
                {
                    for (var index = 0; index < filesplits.Length - 1; index++)
                    {
                        bool found = false;
                        for (var j = 0; j < parent.Files.Count; j++)
                        {
                            if (parent.Files[j].Name == filesplits[index] && !parent.Files[j].IsFile)
                            {
                                found = true;
                                parent = parent.Files[j];
                                break;
                            }
                        }
                        if (!found)
                        {
                            FileNode folder = new FileNode() { Name = filesplits[index], IsFile = false, PrefixPath = prefixPath };
                            folder.FullPath = (parent.FullPath == string.Empty ? filesplits[index] : parent.FullPath + "\\" + filesplits[index]);
                            folder.Parent = parent;
                            parent.Files.Add(folder);
                            parent = folder;
                        }
                    }
                }
                FileNode file = new FileNode() { Name = filesplits[filesplits.Length - 1], IsFile = true, PrefixPath = prefixPath };
                file.FullPath = (parent.FullPath == string.Empty ? filesplits[filesplits.Length - 1] : parent.FullPath + "\\" + filesplits[filesplits.Length - 1]);
                file.Parent = parent;
                parent.Files.Add(file);
            }
            return folders;
        }
        static string GetAttributeValue(string prefixPath, string parameterName, string attributeName)
        {
            
            string content = _parameterProvider.LoadParameter(prefixPath, parameterName);
            XmlDocument _doc = new XmlDocument();
            _doc.LoadXml(content);
            XmlElement nodeData = _doc.SelectSingleNode($"Aitex/TableParameterData") as XmlElement;
            return nodeData.GetAttribute(attributeName);
        }
        public static void CreateTreeViewItems(XmlElement curElementNode, FileNode parent, string prefixPath, string selectionName, bool selectionIsFolder)
        {
            selectionIsFolder = false;
            foreach (XmlElement ele in curElementNode.ChildNodes)
            {
                if (ele.Name == "File")
                {
                    string fileName = ele.Attributes["Name"].Value;
                    fileName = fileName.Substring(fileName.LastIndexOf('\\') + 1);
                    string fullPath = string.IsNullOrEmpty(parent.FullPath)
                        ? fileName
                        : parent.FullPath + "\\" + fileName;
                    ParameterProvider _parameterProvider = new ParameterProvider();
                    string content = _parameterProvider.LoadParameter(prefixPath, fullPath);
                    if ((content == null) || (content == ""))
                    {
                        continue;
                    }
                    FileNode file = new FileNode()
                    {
                        Name = fileName,
                        IsFile = true,
                        PrefixPath = prefixPath,
                        Parent = parent,
                        FullPath = fullPath,
                        Creator = GetAttributeValue(prefixPath, fullPath, "CreatedBy"),
                        Description = GetAttributeValue(prefixPath, fullPath, "Description"),
                        CreatTime = GetAttributeValue(prefixPath, fullPath, "CreationTime"),
                        ReviseTime = GetAttributeValue(prefixPath, fullPath, "LastRevisionTime"),
                        Revisor = GetAttributeValue(prefixPath, fullPath, "LastRevisedBy"),
                        Permission = GetAttributeValue(prefixPath, fullPath, "Permission"),
                        Level = GetAttributeValue(prefixPath, fullPath, "Level"),
                        IsChecked = GetAttributeValue(prefixPath, fullPath, "CheckResult") == "Correct",
                    };
                    string fileMode = string.Empty;
                    string currentMode = QueryDataClient.Instance.Service.GetConfig("System.Engineeringmode")?.ToString();
                    if (!string.IsNullOrEmpty(currentMode) && currentMode.Equals("Normal"))
                        file.IsEnable = GetAttributeValue(prefixPath, fullPath, "NormalMode") != "Notuseable";
                    else
                        file.IsEnable = GetAttributeValue(prefixPath, fullPath, "EngineeringMode") != "Notuseable";

                    if (!selectionIsFolder)
                    {
                        if (selectionName == file.FullPath)
                            file.IsSelected = true;
                        else
                            file.IsSelected = false;
                        FileNode node = file.Parent;
                        while (node.FullPath.Contains("\\"))
                        {
                            node.IsExpanded = true;
                            node = node.Parent;
                        }
                        parent.Files.Add(file);
                    }
                }
                else if (ele.Name == "Folder")
                {
                    string folderName = ele.Attributes["Name"].Value;
                    folderName = folderName.Substring(folderName.LastIndexOf('\\') + 1);
                    string fullPath = string.IsNullOrEmpty(parent.FullPath)
                        ? folderName
                        : parent.FullPath + "\\" + folderName;
                    FileNode folder = new FileNode()
                    {
                        Name = folderName,
                        IsFile = false,
                        PrefixPath = prefixPath,
                        Parent = parent,
                        FullPath = fullPath,
                        IsExpanded = !fullPath.Contains("\\"),
                        IsChecked = true,
                        IsEnable = true
                    };
                    parent.Files.Add(folder);
                    if (selectionIsFolder && selectionName == folder.FullPath)
                    {
                        folder.IsSelected = true;
                        FileNode node = folder;
                        while (node.FullPath.Contains("\\"))
                        {
                            node.IsExpanded = true;
                            node = node.Parent;
                        }
                    }
                    CreateTreeViewItems(ele, folder, prefixPath, selectionName, selectionIsFolder);
                }
            }
        }

        static string GetRestoreAttributeValue(string prefixPath, string recipeName, string attributeName)
        {
            ParameterProvider _parameterProvider = new ParameterProvider();
            string content = _parameterProvider.LoadRestoreParameter(prefixPath, recipeName);
            XmlDocument _doc = new XmlDocument();
            _doc.LoadXml(content);
            XmlElement nodeData = _doc.SelectSingleNode($"Aitex/TableParameterData") as XmlElement;

            return nodeData.GetAttribute(attributeName);
        }

        public static void CreateRestoreTreeViewItems(XmlElement curElementNode, FileNode parent, string prefixPath, string selectionName, bool selectionIsFolder)
        {
            selectionIsFolder = false;
            foreach (XmlElement ele in curElementNode.ChildNodes)
            {
                if (ele.Name == "File")
                {
                    string fileName = ele.Attributes["Name"].Value;
                    fileName = fileName.Substring(fileName.LastIndexOf('\\') + 1);
                    string fullPath = string.IsNullOrEmpty(parent.FullPath)
                        ? fileName
                        : parent.FullPath + "\\" + fileName;

                    FileNode file = new FileNode()
                    {
                        Name = fileName,
                        IsFile = true,
                        PrefixPath = prefixPath,
                        Parent = parent,
                        FullPath = fullPath,
                        Creator = GetRestoreAttributeValue(prefixPath, fullPath, "CreatedBy"),
                        Description = GetRestoreAttributeValue(prefixPath, fullPath, "Description"),
                        CreatTime = GetRestoreAttributeValue(prefixPath, fullPath, "CreationTime"),
                        ReviseTime = GetRestoreAttributeValue(prefixPath, fullPath, "LastRevisionTime"),
                        Revisor = GetRestoreAttributeValue(prefixPath, fullPath, "LastRevisedBy"),
                        Permission = GetRestoreAttributeValue(prefixPath, fullPath, "RecipePermission"),
                        Level = GetRestoreAttributeValue(prefixPath, fullPath, "RecipeLevel"),
                    };
                    if (!selectionIsFolder)
                    {
                        file.IsSelected = true;
                        FileNode node = file.Parent;
                        while (node.FullPath.Contains("\\"))
                        {
                            node.IsExpanded = true;
                            node = node.Parent;
                        }
                        parent.Files.Add(file);
                    }
                }
                else if (ele.Name == "Folder")
                {
                    string folderName = ele.Attributes["Name"].Value;
                    folderName = folderName.Substring(folderName.LastIndexOf('\\') + 1);
                    string fullPath = string.IsNullOrEmpty(parent.FullPath)
                        ? folderName
                        : parent.FullPath + "\\" + folderName;
                    FileNode folder = new FileNode()
                    {
                        Name = folderName,
                        IsFile = false,
                        PrefixPath = prefixPath,
                        Parent = parent,
                        FullPath = fullPath,
                        IsExpanded = !fullPath.Contains("\\"),
                    };
                    parent.Files.Add(folder);
                    if (selectionIsFolder && selectionName == folder.FullPath)
                    {
                        folder.IsSelected = true;
                        FileNode node = folder;
                        while (node.FullPath.Contains("\\"))
                        {
                            node.IsExpanded = true;
                            node = node.Parent;
                        }
                    }
                    CreateRestoreTreeViewItems(ele, folder, prefixPath, selectionName, selectionIsFolder);
                }
            }
        }

        public static List<FileNode> BuildFileNode(string prefixPath, string selectionName, bool selectionIsFolder, string fileListInXml)
        {
            List<FileNode> folders = new List<FileNode>();
            FileNode root = new FileNode() { Name = "Files", IsFile = false, FullPath = "", PrefixPath = prefixPath };
            folders.Add(root);

            XmlDocument doc = new XmlDocument();
            doc.LoadXml(fileListInXml);
            CreateTreeViewItems(doc.DocumentElement, root, prefixPath, selectionName, selectionIsFolder);

            return folders;
        }

        public static List<FileNode> BuildRestoreFileNode(string prefixPath, string selectionName, bool selectionIsFolder, string fileListInXml)
        {
            List<FileNode> folders = new List<FileNode>();
            FileNode root = new FileNode() { Name = "Files", IsFile = false, FullPath = "", PrefixPath = prefixPath };
            folders.Add(root);

            XmlDocument doc = new XmlDocument();
            doc.LoadXml(fileListInXml);
            CreateRestoreTreeViewItems(doc.DocumentElement, root, prefixPath, selectionName, selectionIsFolder);

            return folders;
        }

        public static ObservableCollection<FileNode> GetFileNodeParameterList(string prefixPath)
        {
            ObservableCollection<FileNode> fileList = new ObservableCollection<FileNode>();
            var tempfiles=_parameterProvider.GetFileNodeParameterList(prefixPath);
            FileNodeItemToFileNode(fileList, tempfiles);
            return fileList;
        }

        private static void FileNodeItemToFileNode(ObservableCollection<FileNode> fileList, List<FileNodeItem> fileNodeItems)
        {
            foreach (var item in fileNodeItems)
            {
                if (item.IsFile)
                {
                    fileList.Add(new FileNode(item));
                }
                else
                {
                    GetSubFiles(item).ForEach(x=>fileList.Add(x));
                }
            }
        }

        private static List<FileNode> GetSubFiles(FileNodeItem fileNodeItem)
        {
            List<FileNode> fileNodeList = new List<FileNode>();
            foreach (var item in fileNodeItem.Files)
            {
                if (item.IsFile)
                {
                    fileNodeList.Add(new FileNode(item));
                }
                else
                {
                    FileNode fileNode = new FileNode();
                    GetSubFiles(item).ForEach(x => fileNode.Files.Add(x));
                    fileNodeList.Add(fileNode);
                }
            }
            return fileNodeList;
        }


    }
}