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

namespace VRS.Handler
{
    /// <summary>
    /// 参数读取与修改
    /// </summary>
    public class Para : BasePage, IHttpHandler
    {
        DataService.BLL.pro_para bll_para = new DataService.BLL.pro_para();
        public override void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/plain";
            string mode = context.Request.Params["mode"]; //  类型1 修改，0 读取
            var collection = context.Request.QueryString;
            String[] keyArray = collection.AllKeys;
            var para = bll_para.GetModelFirst();
            if (null == para)
            {
                context.Response.Write(GetJsonWithCode(APICode.Fail, "参数配置记录不存在！"));
                context.Response.End();
            }

            if (mode == "1") //修改参数记录
            {
                foreach (string attribute in keyArray)
                {
                    if (attribute == "mode")
                    {
                        continue;
                    }
                    var value = collection.Get(attribute);
                    BasePage.SetValueByStrAttribute(para, attribute, value);
                }
                if (keyArray.Length > 1)
                {
                    if (bll_para.Update(para))
                    {
                        context.Response.Write(GetJsonWithCode(APICode.Success, para));
                        context.Response.End();
                    }
                    else
                    {
                        context.Response.Write(GetJsonWithCode(APICode.Fail, "修改参数配置失败！"));
                        context.Response.End();
                    }
                }
            }
            else //读取参数记录
            {
                context.Response.Write(GetJsonWithCode(APICode.Success, para));
                context.Response.End();
            }
        }

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