using CommonLibrary;
using HslCommunication.Enthernet;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;
using HslCommunication;
using HslCommunication.BasicFramework;
using System.IO;
using ClientsLibrary.FileSupport;
using Newtonsoft.Json.Linq;

namespace ClientsLibrary
{
    public partial class FormAccountDetails : Form
    {

        #region Constructor

        public FormAccountDetails()
        {
            InitializeComponent();
            Icon = UserSystem.GetFormWindowIcon();
        }

        #endregion

        #region Load Show Close

        private void AccountDetails_Shown(object sender, EventArgs e)
        {
            // 加载各种数据
            textBox_Factory.Text = UserClient.UserAccount.Factory;
            textBox_GradeDescription.Text = AccountGrade.GetDescription(UserClient.UserAccount.Grade);
            textBox_LastLoginIpAddress.Text = UserClient.UserAccount.LastLoginIpAddress;
            textBox_LastLoginTime.Text = UserClient.UserAccount.LastLoginTime.ToString();
            textBox_LastLoginWay.Text = UserClient.UserAccount.LastLoginWay;
            textBox_LoginEnable.Text = UserClient.UserAccount.LoginEnable ? "允许" : "禁止";
            textBox_LoginFailedCount.Text = UserClient.UserAccount.LoginFailedCount.ToString();
            textBox_LoginFrequency.Text = UserClient.UserAccount.LoginFrequency.ToString();
            textBox_NameAlias.Text = UserClient.UserAccount.NameAlias;
            textBox_RegisterTime.Text = UserClient.UserAccount.RegisterTime.ToString();
            textBox_UserName.Text = UserClient.UserAccount.UserName;

            // 加载头像
            ThreadPool.QueueUserWorkItem(new WaitCallback(ThreadPoolLoadLargePortrait), null);

            // 加载文件列表
            DownloadUserFileNames();

            // 本地化显示
            UILocalization();
        }

        private void AccountDetails_Load(object sender, EventArgs e)
        {
            Text = "账户详细信息";
            
            treeView1.ImageList = new ImageList();
            treeView1.ImageList.Images.Add(Properties.Resources.ExtensionManager_vsix_OSReg_16x);
            treeView1.ImageList.Images.Add(Properties.Resources.Flagthread_7317);

            treeView1.Nodes[0].ImageIndex = 0;
            treeView1.Nodes[0].SelectedImageIndex = 0;
        }

        #endregion

        #region Localization Support

        /// <summary>
        /// 本地化显示的操作，还未完成
        /// </summary>
        private void UILocalization()
        {
            Text = UserLocalization.Localization.AccountDetails;
            groupBox1.Text = UserLocalization.Localization.AccountDetails;
            label12.Text = UserLocalization.Localization.AccountPortrait + "：";
            label1.Text = UserLocalization.Localization.AccountName + "：";
            label2.Text = UserLocalization.Localization.AccountAlias + "：";
            label3.Text = UserLocalization.Localization.AccountFactory + "：";
            label4.Text = UserLocalization.Localization.AccountGrade + "：";
            label5.Text = UserLocalization.Localization.AccountRegisterTime + "：";
            label6.Text = UserLocalization.Localization.AccountLoginEnable + "：";
            label7.Text = UserLocalization.Localization.AccountLoginFrequency + "：";
            label8.Text = UserLocalization.Localization.AccountLastLoginTime + "：";
            label9.Text = UserLocalization.Localization.AccountLastLoginIpAddress + "：";
            label10.Text = UserLocalization.Localization.AccountLastLoginWay + "：";
            label11.Text = UserLocalization.Localization.AccountLoginFailedCount + "：";
            userButton_upload.UIText = UserLocalization.Localization.ButtonUpload;
            userButton_download.UIText = UserLocalization.Localization.ButtonDownload;
            userButton_delete.UIText = UserLocalization.Localization.ButtonDelete;

            groupBox2.Text = UserLocalization.Localization.FileMyListTitle;
            label_fileName.Text = UserLocalization.Localization.FileName + "：";
            label_fileSize.Text = UserLocalization.Localization.FileSize + "：";
            label_uploadTime.Text = UserLocalization.Localization.FileUploadTime + "：";
        }


        #endregion

        #region Load Portrait



        private void pictureBox_UserPortrait_Click(object sender, EventArgs e)
        {
            // UserPortrait.ChangePortrait(LoadLargeProtrait,UnloadLargeProtrait);
            using (FormPortraitSelect fps = new FormPortraitSelect())
            {
                if (fps.ShowDialog() == DialogResult.OK)
                {
                    string FileSavePath = Application.StartupPath + @"\Portrait\" + UserClient.UserAccount.UserName;

                    string path300 = FileSavePath + @"\" + PortraitSupport.LargePortrait;
                    string path32 = FileSavePath + @"\" + PortraitSupport.SmallPortrait;
                    

                    Bitmap bitmap300 = fps.GetSpecifiedSizeImage(300);
                    Bitmap bitmap32 = fps.GetSpecifiedSizeImage(32);
                    
                    try
                    {
                        bitmap300.Save(path300, System.Drawing.Imaging.ImageFormat.Png);
                        bitmap32.Save(path32, System.Drawing.Imaging.ImageFormat.Png);
                        bitmap32.Dispose();
                        bitmap300.Dispose();
                    }
                    catch (Exception ex)
                    {
                        // 文件被占用的时候无法进行覆盖
                        UserClient.LogNet?.WriteException("头像保存失败！", ex);
                        MessageBox.Show("头像保存失败，原因：" + ex.Message);

                        // 加载回旧的文件
                        pictureBox_UserPortrait.Load(path300);
                        return;
                    }


                    // 传送服务器
                    using (FormFileOperate ffo = new FormFileOperate(
                        UserClient.Net_File_Client,
                        new string[]
                        {
                            path300,
                            path32
                        }, "Files", "Portrait", UserClient.UserAccount.UserName))
                    {
                        ffo.ShowDialog();
                    }

                    ThreadPool.QueueUserWorkItem(new WaitCallback(obj =>
                    {
                        // 上传文件MD5码
                        string SmallPortraitMD5 = "";
                        string LargePortraitMD5 = "";

                        try
                        {
                            SmallPortraitMD5 = SoftBasic.CalculateFileMD5(path32);
                            LargePortraitMD5 = SoftBasic.CalculateFileMD5(path300);
                        }
                        catch (Exception ex)
                        {
                            UserClient.LogNet.WriteException("获取文件MD5码失败：", ex);
                            MessageBox.Show("文件信息确认失败，请重新上传！");
                            return;
                        }

                        JObject json = new JObject
                        {
                            { UserAccount.UserNameText, new JValue(UserClient.UserAccount.UserName) },
                            { UserAccount.SmallPortraitText, new JValue(SmallPortraitMD5) },
                            { UserAccount.LargePortraitText, new JValue(LargePortraitMD5) }
                        };


                        OperateResult<string> result = UserClient.Net_simplify_client.ReadFromServer(
                            CommonHeadCode.SimplifyHeadCode.上传头像MD5,
                            json.ToString());

                        if (result.IsSuccess)
                        {
                            if (result.Content.Substring(0, 2) == "成功")
                            {
                                UserClient.UserAccount.SmallPortraitMD5 = SmallPortraitMD5;
                                UserClient.UserAccount.LargePortraitMD5 = LargePortraitMD5;
                            }
                            else
                            {
                                MessageBox.Show("上传头像失败！原因：" + result.Content);
                            }
                        }
                        else
                        {
                            MessageBox.Show("上传头像失败！原因：" + result.Message);
                        }

                        // 先显示信息
                        try
                        {
                            pictureBox_UserPortrait.Image = new Bitmap(new System.IO.MemoryStream(File.ReadAllBytes(path300)));
                        }
                        catch
                        {

                        }
                    }),
                    null
                    );
                }

            }
        }

        private void ThreadPoolLoadLargePortrait(object obj)
        {
            // 先获取服务器端的MD5码
            string fileServerMd5 = UserClient.UserAccount.LargePortraitMD5;
            if (string.IsNullOrEmpty(fileServerMd5))
            {
                return; // 没有文件
            }

            string fileName = Application.StartupPath + @"\Portrait\" + UserClient.UserAccount.UserName + @"\" + PortraitSupport.LargePortrait;
            if(File.Exists(fileName))
            {
                bool loadSuccess = false;
                Invoke(new Action(() =>
                {
                    try
                    {
                        pictureBox_UserPortrait.Image = new Bitmap(new MemoryStream(File.ReadAllBytes(fileName)));
                        loadSuccess = true;
                    }
                    catch
                    {

                    }
                }));

                if (!loadSuccess) goto P1; // 加载不成功，直接重新下载

                // 计算md5
                string md5 = string.Empty;

                try
                {
                    md5 = SoftBasic.CalculateFileMD5(fileName);
                }
                catch
                {

                }

                if(md5 == UserClient.UserAccount.LargePortraitMD5)
                {
                    return;
                }
            }
            
            P1:
            MemoryStream ms = new MemoryStream();
            OperateResult result = UserClient.Net_File_Client.DownloadFile(
                PortraitSupport.LargePortrait,
                "Files",
                "Portrait",
                UserClient.UserAccount.UserName, 
                null,
                ms
                );

            if (result.IsSuccess)
            {
                try
                {
                    if (IsHandleCreated) Invoke(new Action(() =>
                    {
                        // 下载完成
                        Bitmap bitmap = new Bitmap(ms);
                        pictureBox_UserPortrait.Image = bitmap;
                        bitmap.Save(fileName);
                    }));
                }
                catch
                {
                    // 不知道什么原因 
                }
            }
            else
            {
                // 下载异常，丢弃
            }

            ms.Dispose();
        }
        


        #endregion

        #region Download FileNames

        public void DownloadUserFileNames()
        {
            treeView1.Nodes[0].Text = UserLocalization.Localization.FileDownloading;
            treeView1.Nodes[0].Nodes.Clear();
            treeView1.Refresh();

            // 向服务器请求自身的文件列表
            OperateResult result = UserClient.Net_File_Client.DownloadPathFileNames(
                out GroupFileItem[] files, "Files", "Personal", UserClient.UserAccount.UserName
                );

            if (result.IsSuccess)
            {
                if (files != null)
                {
                    foreach(var file in files)
                    {
                        TreeNode node = new TreeNode(file.FileName, 1, 1);
                        node.Tag = file;
                        treeView1.Nodes[0].Nodes.Add(node);
                    }

                    treeView1.Nodes[0].Text = UserLocalization.Localization.FileMy + "（" + files.Length + "）";
                }
                else
                {
                    treeView1.Nodes[0].Text = UserLocalization.Localization.FileMy + "（NULL）";
                }
            }
            else
            {
                treeView1.Nodes[0].Text = UserLocalization.Localization + "（下载失败）";
            }

            treeView1.ExpandAll();
        }


        #endregion

        #region Upload Support

        private void userButton_upload_Click(object sender, EventArgs e)
        {
            // 上传个人文件
            using (OpenFileDialog openFileDialog = new OpenFileDialog())
            {
                openFileDialog.Multiselect = true;
                if(openFileDialog.ShowDialog()==DialogResult.OK)
                {
                    UploadFilesToServer(openFileDialog.FileNames);
                }
            }
        }

        private void UploadFilesToServer(string[] files)
        {
            FormFileOperate upload = new FormFileOperate(UserClient.Net_File_Client,
                        files,
                        "Files",
                        "Personal",
                        UserClient.UserAccount.UserName);
            upload.ShowDialog();
            // 更新文件列表
            DownloadUserFileNames();
        }

        #endregion
        
        #region Download File Support


        private void treeView1_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            // 双击下载
            if (e.Button == MouseButtons.Left)
            {
                userButton1_Click(null, new EventArgs());
            }
        }

        private void userButton1_Click(object sender, EventArgs e)
        {
            // 下载选择文件
            TreeNode treeNode = treeView1.SelectedNode;
            if (treeNode.Name != "files_root")
            {
                // 选择文件夹
                using (FolderBrowserDialog folderBrowserDialog = new FolderBrowserDialog())
                {
                    folderBrowserDialog.Description = "请选择保存路径，如果有重名文件，将会覆盖！";
                    if (folderBrowserDialog.ShowDialog() == DialogResult.OK)
                    {
                        FormFileOperate download = new FormFileOperate(UserClient.Net_File_Client,
                                new string[] { treeNode.Text },
                                "Files",
                                "Personal",
                                UserClient.UserAccount.UserName,
                                folderBrowserDialog.SelectedPath
                                );
                        download.ShowDialog();
                    }
                }
            }
        }

        #endregion

        #region Delete File Support
        
        private void userButton2_Click(object sender, EventArgs e)
        {
            // 删除选中文件
            if (treeView1.SelectedNode == null) return;

            TreeNode treeNode = treeView1.SelectedNode;
            if (treeNode.Name != "files_root")
            {
                // 删除文件前要先进行密码验证
                using (FormPasswordCheck passwordCheck = new FormPasswordCheck(UserClient.UserAccount.Password))
                {
                    if (passwordCheck.ShowDialog() == DialogResult.OK)
                    {
                        // 密码验证已经通过
                        OperateResult result = UserClient.Net_File_Client.DeleteFile(
                            treeNode.Text,
                            "Files",
                            "Personal",
                            UserClient.UserAccount.UserName);
                        if(result.IsSuccess)
                        {
                            // 更新文件列表
                            DownloadUserFileNames();
                        }
                        else
                        {
                            MessageBox.Show("删除失败，原因：" + result.Message);
                        }
                    }
                }
            }
        }

        #endregion

        #region Drag File Upload

        private void treeView1_DragDrop(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(DataFormats.FileDrop))
            {
                string[] paths = e.Data.GetData(DataFormats.FileDrop) as string[];
                if (paths != null)
                {
                    List<string> files = new List<string>();

                    try
                    {
                        foreach (var m in paths)
                        {
                            FileInfo finfo = new FileInfo(m);
                            if (finfo.Attributes == FileAttributes.Directory)
                            {
                                foreach (var n in Directory.GetFiles(m))
                                {
                                    files.Add(n);
                                }
                            }
                            else
                            {
                                files.Add(m);
                            }
                        }
                    }
                    catch(Exception ex)
                    {
                        UserClient.LogNet?.WriteException("拖拽文件上传异常：", ex);
                        SoftBasic.ShowExceptionMessage(ex);
                        return;
                    }

                    if (files.Count > 0)
                    {
                        Invoke(new Action(() =>
                        {
                            UploadFilesToServer(files.ToArray());
                        }));
                    }
                }
                
            }
        }

        private void treeView1_DragEnter(object sender, DragEventArgs e)
        {
            if(e.Data.GetDataPresent(DataFormats.FileDrop))
            {
                e.Effect = DragDropEffects.Link;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }


        #endregion

        #region Tree File Select
        
        private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
        {
            if(e.Node.Tag is GroupFileItem file)
            {
                textBox_file_name.Text = file.FileName;
                textBox_file_size.Text = file.GetTextFromFileSize();
                textBox_file_uploadTime.Text = file.UploadTime.ToLocalTime().ToShortDateString();
            }
        }

        #endregion
    }
}