using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Xml;

using ICSharpCode.Core;
using Mesnac.Basic;
using Mesnac.Gui.Common;
using Mesnac.Gui.Edit.Common;
using Mesnac.Gui.Edit.Global;

namespace Mesnac.Gui.Edit.Dialog
{
    public partial class FrmNewProject : Form
    {
        #region 定义变量

        private bool exitFlag = true;  //是否退出
        private bool isLoad = true;     //只有空项目的时候为创建，其他都为加载，就是在主窗体中的工程面中数据的初始化方式

        private readonly string ProjectExtName = ".mprj";               //组态工程文件扩展名
        private readonly string projectWizardFile = Application.StartupPath + AppConfigHandler.Instance.ProjectWizardFile;
        private static Dictionary<string, ProjectWizard> _projectWizardList = null;        //工程模板

        private string caption = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_Caption"));
        private string msg = String.Empty;

        #endregion

        #region 公共属性

        private string _fullFileName;

        /// <summary>
        /// 包括完整路径的工程文件名
        /// </summary>
        public string FullFileName
        {
            get { return _fullFileName; }
            set { _fullFileName = value; }
        }

        /// <summary>
        /// 基于语言区域的工程向导文件路径
        /// </summary>
        public string CultureProjectWizardFile
        {
            get
            {
                string culture = System.Threading.Thread.CurrentThread.CurrentUICulture.Name;
                string wizardFile = Path.Combine(Path.GetDirectoryName(this.projectWizardFile), Path.GetFileNameWithoutExtension(this.projectWizardFile));
                wizardFile += "." + culture + Path.GetExtension(this.projectWizardFile);
                if (!File.Exists(wizardFile))
                {
                    wizardFile = this.projectWizardFile;
                }
                return wizardFile;
            }
        }

        #endregion

        public FrmNewProject()
        {
            InitializeComponent();
            this.InitUIMethod();

            if (_projectWizardList == null)
            {
                _projectWizardList = XmlHandler.ParseFromProjectWizardXml(this.CultureProjectWizardFile);
            }

            this.InitProjectWizardList();

            //订阅工作台界面刷新事件
            Workbench.WorkbenchSingleton.Workbench.RefreshUI += new EventHandler(Workbench_RefreshUI);
        }

        /// <summary>
        /// 刷新工程向导语言界面
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        public void Workbench_RefreshUI(object sender, EventArgs e)
        {
            _projectWizardList = XmlHandler.ParseFromProjectWizardXml(this.CultureProjectWizardFile);
        }

        /// <summary>
        /// 初始化界面元素
        /// </summary>
        public void InitUIMethod()
        {
            this.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_Text"));
            this.label1.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_label1"));
            this.label2.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_label2"));
            this.label3.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_label3"));
            this.btnBig.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_btnBig"));
            this.btnSmall.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_btnSmall"));
            this.btnBrowser.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_btnBrowser"));
            this.btnOK.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_btnOK"));
            this.btnCancel.Text = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_btnCancel"));
        }

        /// <summary>
        /// 初始化工程向导列表
        /// </summary>
        public void InitProjectWizardList()
        {
            this.lvTemplate.Clear();
            foreach (string key in _projectWizardList.Keys)
            {
                ProjectWizard wizard = _projectWizardList[key];
                ListViewItem lvItem = new ListViewItem();
                lvItem.Text = wizard.Name;
                if (wizard.ImageIndex == -1)
                {
                    lvItem.ImageIndex = 0;
                }
                else
                {
                    lvItem.ImageIndex = wizard.ImageIndex;
                }
                this.lvTemplate.Items.Add(lvItem);
            }
        }
        /// <summary>
        /// 大图标
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnBig_Click(object sender, EventArgs e)
        {
            this.lvTemplate.View = View.LargeIcon;
            this.btnBig.Enabled = false;
            this.btnSmall.Enabled = true;
        }
        /// <summary>
        /// 小图标
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSmall_Click(object sender, EventArgs e)
        {
            this.lvTemplate.View = View.SmallIcon;
            this.btnBig.Enabled = true;
            this.btnSmall.Enabled = false;
        }

        /// <summary>
        /// 选择模板事件处理
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void lvTemplate_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (this.lvTemplate.SelectedItems.Count > 0)
            {
                #region 工程名称处理

                string path = this.txtPrjPath.Text.Trim();
                string key = this.lvTemplate.SelectedItems[0].Text;
                string prjName = this.GetNewPrjName(path, key);
                this.txtPrjName.Text = prjName;

                this.txtInfo.Text = _projectWizardList[key].Description;

                #endregion
            }
        }
        /// <summary>
        /// 获取一个可用的工程名称
        /// </summary>
        /// <param name="templateIndex">模板索引</param>
        /// <returns></returns>
        private string GetNewPrjName(string path, string key)
        {
            string prjName = String.Empty;
            string fullName = String.Empty;
            int i = 1;
            while (File.Exists(fullName = path + @"\" + (prjName = _projectWizardList[key].EnglishShortName + i) + @"\" + prjName + this.ProjectExtName))
            {
                i++;
            }
            return prjName;
        }

        /// <summary>
        /// 选择项目位置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnBrowser_Click(object sender, EventArgs e)
        {
            try
            {
                DialogResult result = fbDialog.ShowDialog();
                if (result == DialogResult.OK)
                {
                    string path = fbDialog.SelectedPath;
                    this.txtPrjPath.Text = path;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        /// <summary>
        /// 创建项目
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnOK_Click(object sender, EventArgs e)
        {
            try
            {
                if (this.lvTemplate.SelectedItems.Count == 0)
                {
                    this.msg = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_Msg1"));   //请选择一个工程模板!
                    MessageBox.Show(this.msg, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Information);
                    this.exitFlag = false;
                }
                else if (String.IsNullOrEmpty(this.txtPrjName.Text.Trim()))
                {
                    this.msg = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_Msg2"));   //请填写工程名称!
                    MessageBox.Show(this.msg, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Information);
                    this.exitFlag = false;
                }
                else if (String.IsNullOrEmpty(this.txtPrjPath.Text.Trim()))
                {
                    this.msg = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_Msg3"));   //请选择工程位置!
                    MessageBox.Show(this.msg, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Information);
                    this.exitFlag = false;
                }
                else
                {
                    string path = this.txtPrjPath.Text.Trim() + @"\" + this.txtPrjName.Text.Trim();
                    string fullFileName = path + @"\" + this.txtPrjName.Text.Trim() + this.ProjectExtName;
                    if (File.Exists(fullFileName))
                    {
                        this.msg = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_Msg4"));   //此工程已经存在，请更改工程名称!
                        MessageBox.Show(this.msg, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Information);
                        this.exitFlag = false;
                    }
                    else
                    {
                        if (!Directory.Exists(path))
                        {
                            Directory.CreateDirectory(path);        //创建目录
                        }
                        string templateName = this.lvTemplate.SelectedItems[0].Text;
                        AppConfigHandler.Instance.CurrentProjectWizardName = templateName;
                        string templatePath = String.Empty;
                        if (templateName != StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_FrmNewProject_DefaultTemplateName")))       //"空项目"
                        {
                            FrmTemplateList frmTemplateList = new FrmTemplateList(templateName);
                            DialogResult result = frmTemplateList.ShowDialog(this);
                            if (result != DialogResult.OK)
                            {
                                //MessageBox.Show("请选择模板文件!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                                this.exitFlag = false;
                                return;
                            }
                            else
                            {
                                templatePath = frmTemplateList.SelectTemplatePath;
                                PublicConfig.Instance.CopyFilesDirs(templatePath, path);        //复制模板

                                string[] files = Directory.GetFiles(path);
                                foreach (string file in files)
                                {
                                    if (file.EndsWith("mprj"))
                                    {
                                        File.Copy(file, fullFileName);
                                        File.Delete(file);
                                        break;
                                    }
                                }
                                TreeView tree = new TreeView();
                                tree.LoadFromXml(fullFileName);
                                string root = Path.GetFileNameWithoutExtension(fullFileName);
                                tree.Nodes[0].Name = root;
                                tree.Nodes[0].Text = root;
                                tree.Nodes[0].ToolTipText = root;
                                tree.Nodes[0].Tag = templateName;
                                tree.SaveToXml(fullFileName);
                                this.isLoad = true;
                            }
                        }
                        else
                        {
                            //创建工程文件
                            XmlDocument doc = new XmlDocument();
                            XmlElement eMprj = doc.CreateElement("MesnacPrj");      //创建根元素
                            doc.AppendChild(eMprj);
                            doc.Save(fullFileName);                 //创建工程文件
                            this.isLoad = false;
                        }

                        this.FullFileName = fullFileName;       //保存工程文件路径
                        this.exitFlag = true;
                        this.Close();
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, this.caption, MessageBoxButtons.OK, MessageBoxIcon.Error);
                this.exitFlag = false;
            }
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.exitFlag = true;
            this.Close();
        }

        private void FrmNewProject_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (!this.exitFlag)
            {
                e.Cancel = true;
            }
        }

        /// <summary>
        /// 是否加载
        /// </summary>
        public bool IsLoad
        {
            get
            {
                return this.isLoad;
            }
        }
    }
}