using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace FangYar.WebUI.ashx
{
    /// <summary>
    /// SysAppHandler 的摘要说明
    /// </summary>
    public class SysAppHandler : IHttpHandler
    {

        private FangYar.BLL.TBL.SysAppBLL bll = new BLL.TBL.SysAppBLL();
        public void ProcessRequest(HttpContext context)
        {

            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Other, "APP菜单信息操作请求", "");

            context.Response.ContentType = "text/json";
            string action = context.Request.Params["Action"];
            string returnstr = "";
            switch (action)
            {
                case "List":
                    returnstr = GetModelList(context);
                    break;
                case "Add":
                    returnstr = AddModel(context);
                    break;
                case "Edit":
                    returnstr = EditModel(context);
                    break;
                case "Del":
                    returnstr = DelModel(context);
                    break;
                case "EditFlag":
                    returnstr = EditFlag(context);
                    break;
            }
            context.Response.Write(returnstr);
        }
        //查询
        private string GetModelList(HttpContext context)
        {
            string returnstr = "";
            try
            {
                string keywords = context.Request.Params["keywords"];
                string limit = context.Request.Params["limit"];
                string page = context.Request.Params["page"];
                int pageIndex = 1;
                int pageSize = 10;
                if (!string.IsNullOrEmpty(limit)) { pageIndex = int.Parse(page); }
                if (!string.IsNullOrEmpty(limit)) { pageSize = int.Parse(limit); }
                string where = null;
                if (!string.IsNullOrEmpty(keywords))
                {
                    where = "APP_CODE like '" + keywords + "' or APP_NAME like '" + keywords + "' ";
                }
                returnstr = "{\"code\":0,\"msg\":\"\",";
                int count = bll.Count(where);
                returnstr += "\"count\":" + count + ",\"data\":";
                if (count == 0)
                {
                    returnstr += "[]";
                }
                else
                {
                    List<FangYar.Model.TBL.TBL_SYS_APP_Model> list = bll.QueryList(pageIndex, pageSize, where, null);
                    returnstr += FangYar.Common.JsonHelper.ToJson(list);
                }
                returnstr += "}";
            }
            catch (Exception e)
            {
                returnstr = "{\"code\":0,\"msg\":\"error\",\"count\":0,\"data\":[]}";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "APP菜单信息操作请求", "查询异常：" + e);
            }
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Query, "APP菜单信息操作请求", "查询");
            return returnstr;

        }
        //添加
        private string AddModel(HttpContext context)
        {
            string returnstr = "";
            int code = -1;
            string msg = "";
            try
            {
                string appCode = context.Request.Params["appCode"];
                string appName = context.Request.Params["appName"];
                string appState = context.Request.Params["appState"];
                string appUrl = context.Request.Params["appUrl"];
                string appDes = context.Request.Params["appDes"];
                if (string.IsNullOrEmpty(appCode))
                {
                    msg = "应用编号不能为空！";
                }
                else if (appName.Length < 4)
                {
                    msg = "应用编号最少为4个字符！";
                }
                else if (string.IsNullOrEmpty(appName))
                {
                    msg = "应用名称不能为空！";
                }

                else
                {

                    FangYar.Model.TBL.TBL_SYS_APP_Model model = new Model.TBL.TBL_SYS_APP_Model();
                    model.ID = Guid.NewGuid().ToString("N");
                    model.APP_CODE = appCode;
                    model.APP_NAME = appName;
                    model.APP_STATE = appState;
                    model.APP_URL = appUrl;
                    model.APP_DES = appDes;
                    if (bll.Add(model))
                    {
                        msg = "添加成功！";
                        code = 1;
                    }
                    else
                    {
                        msg = "添加失败！";
                    }
                }

            }
            catch (Exception e)
            {
                msg = "添加失败！";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "APP菜单信息操作请求", "添加异常：" + e);
            }
            returnstr = "{\"code\":" + code + ",\"msg\":\"" + msg + "\"}";
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Add, "APP菜单信息操作请求", "添加");
            return returnstr;
        }
        //修改
        private string EditModel(HttpContext context)
        {
            string returnstr = "";
            int code = -1;
            string msg = "";
            try
            {
                string ID = context.Request.Params["ID"];
                string appCode = context.Request.Params["appCode"];
                string appName = context.Request.Params["appName"];
                string appState = context.Request.Params["appState"];
                string appUrl = context.Request.Params["appUrl"];
                string appDes = context.Request.Params["appDes"];
                if (string.IsNullOrEmpty(appCode))
                {
                    msg = "应用编号不能为空！";
                }
                else if (appName.Length < 4)
                {
                    msg = "应用编号最少为4个字符！";
                }
                else if (string.IsNullOrEmpty(appName))
                {
                    msg = "应用名称不能为空！";
                }

                FangYar.Model.TBL.TBL_SYS_APP_Model model = bll.GetModelByID(ID);
                if (model == null)
                {
                    msg = "应用记录不存在！";
                }
                else
                {
                    model.APP_CODE = appCode;
                    model.APP_NAME = appName;
                    model.APP_STATE = appState;
                    model.APP_URL = appUrl;
                    model.APP_DES = appDes;
                    if (bll.Edit(model))
                    {
                        msg = "修改成功！";
                        code = 1;
                    }
                    else
                    {
                        msg = "修改失败！";

                    }
                }

            }
            catch (Exception e)
            {
                msg = "修改失败！";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "APP菜单信息操作请求", "修改异常：" + e);
            }
            returnstr = "{\"code\":" + code + ",\"msg\":\"" + msg + "\"}";
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Update, "APP菜单信息操作请求", "修改");
            return returnstr;
        }
        //删除
        private string DelModel(HttpContext context)
        {
            string returnstr = "";
            int code = -1;
            string msg = "";
            try
            {
                string UIDList = context.Request.Params["UIDList"];
                UIDList = UIDList.Replace(",", "','");
                if (bll.Delete(UIDList))
                {
                    msg = "删除成功！";
                    code = 1;
                }
                else
                {
                    msg = "删除失败！";
                }
            }
            catch (Exception e)
            {
                msg = "删除失败！";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "APP菜单信息操作请求", "修改异常：" + e);
            }
            returnstr = "{\"code\":" + code + ",\"msg\":\"" + msg + "\"}";
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Delete, "APP菜单信息操作请求", "修改");
            return returnstr;
        }
        private string EditFlag(HttpContext context)
        {
            string returnstr = "";
            int code = -1;
            string msg = "";
            try
            {
                string id = context.Request.Params["ID"];
                string appState = context.Request.Params["appState"];
                FangYar.Model.TBL.TBL_SYS_APP_Model model = bll.GetModelByID(id);
                if (model == null)
                {
                    msg = "该记录不存在";
                }
                else
                {
                    if (appState == "0")
                    {
                        model.APP_STATE = "1";
                    }
                    else if (appState == "1")
                    {
                        model.APP_STATE = "0";
                    }
                    if (bll.Edit(model))
                    {
                        msg = "修改成功！";
                        code = 1;
                    }
                    else
                    {
                        msg = "修改失败！";

                    }
                }

            }
            catch (Exception e)
            {
                msg = "修改失败！";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "APP菜单信息操作请求", "修改异常：" + e);
            }
            returnstr = "{\"code\":" + code + ",\"msg\":\"" + msg + "\"}";
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Delete, "APP菜单信息操作请求", "修改");
            return returnstr;
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}