using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using QMFrameWork.WebUI.DataSource;
using QMFrameWork.WebUI.Attribute;
using QMAPP.Web.Models.Sys;
using QMFrameWork.WebUI.Menu;
using QMAPP.Common.Web.Util;
using System.Text;
using QMFrameWork.Common.MLanguage;
using System.Configuration;
using QMAPP.Common.Web.Controllers;
using QMFrameWork.Data;
using QMAPP.Entity.Sys;
using System.Xml.Linq;
using System.Reflection;
using System.Web.Mvc.Html;
using System.Web.Script.Serialization;
using Newtonsoft.Json;
using System.IO;
using QMFrameWork.Common.Serialization;

namespace QMAPP.Web.Controllers
{
    /// <summary>
    /// 在线帮助控制器类
    /// </summary>
    public class OnLineHelpController : QController
    {
        /// <summary>
        /// 当前菜单名称
        /// </summary>
        private string _currentMenuName = string.Empty;

        /// <summary>
        /// 帮助页面名称，针对menu菜单的Action标签
        /// </summary>
        private string _currentPageName = string.Empty;

        /// <summary>
        /// 帮助model名称，针对menu的菜单ViewModel标签
        /// </summary>
        private string _currentModelName = string.Empty;
        
        
        /// <summary>
        /// 编辑帮助信息,将页面级在线帮助传入view
        /// </summary>
        /// <param name="menuId">菜单id</param>
        /// <returns>结果</returns>
        [HandleException]
        public ActionResult Edit(string menuId)
        {
            //获取页面级帮助
            GetProgramVMType(menuId);
            OnLineHelpModel pageModel = new OnLineHelpModel();
            OnlineHelp helpInfo = new OnlineHelp();
            helpInfo.MENUID = menuId;
            helpInfo.KIND = "P";//页面级标志为“P”
            helpInfo.PAGENAME = _currentPageName;
            helpInfo.MODELNAME = _currentModelName;
            if (!string.IsNullOrEmpty(menuId))
            {
                QMAPP.ServicesAgent.ServiceAgent agent = this.GetServiceAgent();
                helpInfo = agent.InvokeServiceFunction<OnlineHelp>("OnlineHelpBLL_Get", helpInfo);
                pageModel = CopyToModel<OnLineHelpModel, OnlineHelp>(helpInfo);
                pageModel.PAGENAME = _currentPageName;
                pageModel.MODELNAME = _currentModelName;                
            }
            try
            {
                return View(pageModel);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 获取页面级帮助信息
        /// </summary>
        /// <param name="menuId">菜单ID</param>
        /// <returns>返回页面帮助信息</returns>
        public string GetPageHelp(string menuId)
        {
            string ret ="";
            OnLineHelpModel pageModel = new OnLineHelpModel();
            OnlineHelp helpInfo = new OnlineHelp();
            helpInfo.MENUID = menuId;
            helpInfo.KIND = "P";//页面级标志为“P”
            helpInfo.PAGENAME = _currentPageName;
            helpInfo.MODELNAME = _currentModelName;
            if (!string.IsNullOrEmpty(menuId))
            {
                QMAPP.ServicesAgent.ServiceAgent agent = this.GetServiceAgent();
                helpInfo = agent.InvokeServiceFunction<OnlineHelp>("OnlineHelpBLL_Get", helpInfo);
                pageModel = CopyToModel<OnLineHelpModel, OnlineHelp>(helpInfo);
                pageModel.PAGENAME = _currentPageName;
                pageModel.MODELNAME = _currentModelName;
                ret = pageModel.HELPCONTENT;
            }
            return ret;
            
        }

        /// <summary>
        /// 获取字段级帮助集合的json字符串
        /// </summary>
        /// <param name="menuId">菜单ID</param>
        /// <returns></returns>
        public string GetColumnHelps(string menuId)
        {
            List<OnlineHelp> model = new List<OnlineHelp>();
            if (!string.IsNullOrEmpty(menuId))
            {
                System.Type viewModelT = GetProgramVMType(menuId);
                List<DGColumn> columns = new List<DGColumn>();
               
                if (viewModelT != null)
                {
                    //生成字段明细数据
                    PropertyInfo[] pArray = viewModelT.GetProperties();
                    //以及存在的字段级帮助集合
                    List<OnlineHelp> existHelps = new List<OnlineHelp>();
                    //查询条件
                    OnlineHelp conditon = new OnlineHelp();
                    conditon.MENUID = menuId;
                    conditon.KIND = "C";//字段级帮助标识为“C”
                    QMAPP.ServicesAgent.ServiceAgent agent = this.GetServiceAgent();
                    existHelps = agent.InvokeServiceFunction<List<OnlineHelp>>("OnlineHelpBLL_GetList", conditon);
                    foreach (PropertyInfo item in pArray)
                    {
                        object[] attrs = item.GetCustomAttributes(typeof(QMFrameWork.WebUI.Attribute.InputTypeAttribute), false);
                        foreach (object attr in attrs)
                        {
                            QMFrameWork.WebUI.Attribute.InputTypeAttribute attrItem = (QMFrameWork.WebUI.Attribute.InputTypeAttribute)attr;
                            if (attrItem.DataType == QMFrameWork.WebUI.inputType.text)
                            {
                                OnlineHelp fieldModel = new OnlineHelp();
                                fieldModel.PAGENAME = _currentPageName;
                                fieldModel.COLUMNANME = item.Name;
                                fieldModel.MENUID = menuId;
                                fieldModel.MODELNAME = _currentModelName;
                                fieldModel.KIND = "C";//字段级帮助标记为“C”
                                OnlineHelp tempHelp = new OnlineHelp();
                                tempHelp = existHelps.Find(p => p.COLUMNANME == fieldModel.COLUMNANME);
                                if (tempHelp != null)
                                {
                                    fieldModel.HELPCONTENT = tempHelp.HELPCONTENT;
                                    fieldModel.PID = tempHelp.PID;
                                    fieldModel.PAGENAME = _currentPageName;
                                    fieldModel.MODELNAME = _currentModelName;
                                }
                                else
                                {
                                    fieldModel.HELPCONTENT = string.Empty;
                                    fieldModel.PID = string.Empty;
                                }
                                model.Add(fieldModel);
                            }
                        }

                    }
                }
            }
            JavaScriptSerializer js = new JavaScriptSerializer();
            string ret = js.Serialize(model);
            return ret;
        }

        #region 保存


        /// <summary>
        /// 保存页面级帮助
        /// </summary>
        /// <param name="saveModel">页面级帮助信息</param>
        /// <returns></returns>
        [ValidateInput(false)]
        public ActionResult SavePageHelp(OnLineHelpModel saveModel)
        {
            OnlineHelp helpInfo = new OnlineHelp();
            List<OnlineHelp> items = new List<OnlineHelp>();
            JavaScriptSerializer js = new JavaScriptSerializer();
            List<OnlineHelp> colHelpInfos = js.Deserialize<List<OnlineHelp>>(saveModel.FieldsJson);
            if (colHelpInfos != null && colHelpInfos.Count > 0)
            {
                items.AddRange(colHelpInfos);
            }
            int r = 0;
            try
            {
                helpInfo = CopyToModel<OnlineHelp, OnLineHelpModel>(saveModel);

                QMAPP.ServicesAgent.ServiceAgent agent = this.GetServiceAgent();

                if (string.IsNullOrEmpty(saveModel.PID) == false)
                {
                    //修改    
                    helpInfo.PID = saveModel.PID;      
                }       
                helpInfo.MODELNAME = (saveModel.MODELNAME==null? "":saveModel.MODELNAME);
                helpInfo.PAGENAME = (saveModel.PAGENAME == null ? "" : saveModel.PAGENAME);
                helpInfo.COLUMNANME = string.Empty;
                helpInfo.KIND = "P";
                helpInfo.HELPCONTENT = saveModel.HELPCONTENT;
                items.Add(helpInfo);
                r = agent.InvokeServiceFunction<int>("OnlineHelpBLL_Save", items);
                if (string.IsNullOrEmpty(saveModel.PID))
                {
                    helpInfo = agent.InvokeServiceFunction<OnlineHelp>("OnlineHelpBLL_Get", helpInfo);
                    if (!string.IsNullOrEmpty(helpInfo.PID))
                    {
                        saveModel = CopyToModel<OnLineHelpModel, OnlineHelp>(helpInfo);
                        SetPIDMessage(saveModel.PID);
                    }
                }
                //保存成功
                SetMessage(AppResource.SaveMessge);            
                return View("Edit", saveModel);

            }
            catch (Exception ex)
            {
                throw ex;
            }
           
        }


        #endregion

        #region 树

        /// <summary>
        /// 菜单信息转化为树形控件数据格式，并返回
        /// </summary>
        /// <returns>返回结果</returns>
        public ActionResult GetTreeMenuDatas()
        {
            List<TreeNodeResult> list = new List<TreeNodeResult>();
            MenuHelper helper = new MenuHelper();
            List<MenuInfo> menus = helper.GetMenuInfos();
            for (int i = 0; i < menus.Count; i++)
            {
                TreeNodeResult treenode = new TreeNodeResult();
                treenode.Tid = menus[i].MenuID.ToString();
                treenode.Ttext = menus[i].MenuDes.ToString();
                for (int j = 0; j < menus[i].ChildMenus.Count; j++)
                {
                    TreeNodeResult cTreeNode = new TreeNodeResult();
                    cTreeNode.Tid = menus[i].ChildMenus[j].MenuID.ToString();
                    cTreeNode.Ttext = menus[i].ChildMenus[j].MenuDes.ToString();
                    treenode.AddchildNode(cTreeNode);
                }
                list.Add(treenode);
            }
            return Content(TreeNodeResult.GetResultJosnS(list.ToArray()));
        }

        #endregion

      
        #region 浏览帮助

       /// <summary>
       /// 帮助浏览
       /// </summary>
       /// <returns></returns>
        public ActionResult ViewHelp()
        {
            OnLineHelpModel ret = new OnLineHelpModel();
            if (Request.Params["menuID"] != null)
            {
                ret.MENUID = Request.Params["menuID"].ToString();
            }
            else
            {
                ret.MENUID = "";
            }  
            return View("ViewPageHelp",ret);

        }

        /// <summary>
        /// 页面级帮助浏览
        /// </summary>
        /// <param name="model">帮助信息model</param>
        /// <returns></returns>
        public ActionResult ViewPageHelp(OnLineHelpModel model)
        {
            return View(model);
        }

        #endregion


        #region 获取列表
        /// <summary>
        /// 加载列表
        /// </summary>
        /// <returns>结果</returns>
        [HandleException]
        public ActionResult List()
        {
            OnLineHelpModel seachModel = new OnLineHelpModel();           
            return View("List", seachModel);
        }
 
        #endregion
        
        #region xml数据读取功能

        /// <summary>
        /// 获取查询模块对应ViewModel类型
        /// </summary>
        /// <param name="menuId">程序名</param>
        /// <returns>ViewModel类型</returns>
        public Type GetProgramVMType(string menuId)
        {
            if (!string.IsNullOrEmpty(menuId))
            {
                string prgListName = System.Web.HttpContext.Current.Server.MapPath(HttpRuntime.AppDomainAppVirtualPath) + "App_Data\\Menu.xml";
                string viewModel = string.Empty;
                string dllName = string.Empty;
                try
                {
                    XElement xel = XElement.Load(prgListName);

                    var datas = from x in xel.Descendants("MenuItem")
                                select x;

                    foreach (XElement d in datas)
                    {
                        if (d.Attribute("MenuID").Value == menuId)
                        {
                            if (d.Attribute("ViewModel") != null)
                            {
                                viewModel = d.Attribute("ViewModel").Value;
                                string[] tempStrs=viewModel.Split(".".ToArray());
                                if(tempStrs.Length>0)
                                {
                                    _currentModelName = tempStrs[tempStrs.Length - 1];
                                }
                              
                            }

                            if (d.Attribute("Action") != null)
                            {
                                _currentPageName = d.Attribute("Action").Value;
                                string[] tempStrs = _currentPageName.Split("/".ToArray());
                                if (tempStrs.Length > 0)
                                {
                                    _currentPageName = tempStrs[tempStrs.Length - 1];
                                }
                            }
                            
                            if (string.IsNullOrEmpty(d.Attribute("MenuDes").Value))
                            {
                                dllName = @"HelpInfoDll\QMAPP.Web.dll";
                            }
                            else
                            {
                                _currentMenuName = d.Attribute("MenuDes").Value;
                                string systemName = d.Attribute("SystemID").Value;
                                switch (systemName)
                                {
                                    case "MainData":
                                        dllName = @"HelpInfoDll\QMAPP.MD.Web.dll";
                                        break;
                                    case "PLP":
                                        dllName = @"HelpInfoDll\QMAPP.PLP.Web.dll";
                                        break;
                                    case "KB":
                                        dllName = @"HelpInfoDll\QMAPP.KB.Web.dll";
                                        break;
                                    case "Report":
                                        dllName = @"HelpInfoDll\QMAPP.Report.Web.dll";
                                        break;
                                    case "Main":
                                        dllName = @"HelpInfoDll\QMAPP.Web.dll";
                                        break;

                                }
                            }
                            break;
                        }

                    }

                    if (viewModel == "")
                    {
                        //throw new Exception("未对该程序模块进行相应配置。");
                    }

                    Assembly asse = Assembly.LoadFile(QController.PhysicsRootPath + dllName);
                    Type t = asse.GetType(viewModel);
                    return t;
                }
                catch (Exception ex)
                {
                    //throw new Exception("未对该程序模块进行相应配置。");
                    return null;
                }
            }
            else
            {
                return null;
            }
        }



        #endregion


        /// <summary>
        /// 更新前端PID
        /// </summary>
        /// <param name="pMessage"></param>
        public void SetPIDMessage(string pMessage)
        {

            ViewData["SetPagePID"] = pMessage;
        }
    }
}