using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.Services;
using HomeService.DBHelper;
using HomeService.Models;
using HomeService.Utility;
using Microsoft.Practices.EnterpriseLibrary.Data;

namespace HomeService
{
    /// <summary>
    /// NavigationService 的摘要说明
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
    // [System.Web.Script.Services.ScriptService]
    public class NavigationService : System.Web.Services.WebService
    {
        [WebMethod]
        public static void StoreMemcached() 
        {
            string gid = "";
            string name = "";
            string description = "";
            string url = "";
            DataTable modInquire = GetModuleName();
            for (int iCount = 0; iCount < modInquire.Rows.Count; iCount++) 
            {
                gid = modInquire.Rows[iCount]["GID"].ToString();
                name = modInquire.Rows[iCount]["NAME"].ToString();
                description = modInquire.Rows[iCount]["DESCRIPTION"].ToString();
                url = modInquire.Rows[iCount]["MODULEURL"].ToString();
                if (!CacheHelper.IsExists("/" + url)) 
                {
                    CacheHelper.Set("/" + url, gid + "|" + name + "|" + description, DateTime.Now.AddHours(1));
                }
                else 
                {
                    CacheHelper.Replace("/" + url, gid + "|" + name + "|" + description, DateTime.Now.AddHours(1));
                }
            }
        }

        [WebMethod]
        public static string DeliveryMemcached(string url) 
        {
            string _delivery = "";
            string _de = CacheHelper.Get(url) as string;
            if (_de != null) 
            {
                _delivery = _de;
            }
            else 
            {
                StoreMemcached();
                _delivery = CacheHelper.Get(url) as string;
            }
            return _delivery;
        }

        private static DataTable GetModuleName()
        {
            StringBuilder sql = new StringBuilder();
            DataTable dt = new DataTable();
            sql.AppendLine("select * from sys_module ");
            dt = SqlHelper.ExecuteSql(sql.ToString());
            return dt;
        }
    }
}