存储过程 Mvc 的调用

时间:2023-03-09 18:55:58
存储过程   Mvc 的调用
/// <summary>
        /// 根据条件,使用存储过程分页查询电影
        /// </summary>
        /// <param name="name"></param>
        /// <param name="time"></param>
        /// <param name="size"></param>
        /// <param name="index"></param>
        /// <returns></returns>
        [WebMethod]
        public string SearchMovince(string name,string time, int size, int index)
        {
            //1、定义存储过程命令
            string sql = "up_SearchMovie";
            //2、定义sql参数对象
            SqlParameter paraSize = new SqlParameter("@size", size);
            SqlParameter paraIndex = new SqlParameter("@index", index);
            SqlParameter paraName = new SqlParameter("@mName", name);
            SqlParameter paraTime = new SqlParameter("@sTime", time);
            SqlParameter count = new SqlParameter("@totalCount", SqlDbType.Int);
            count.Direction = ParameterDirection.Output;
            SqlParameter page = new SqlParameter("@totalPage", SqlDbType.Int);
            page.Direction = ParameterDirection.Output;
            //3、定义数组,保存四个参数
            SqlParameter[] paras = { paraSize, paraIndex, count, page, paraName, paraTime };
            //4、调用DBHelper,执行存储过程
            DataTable dt = DBHelper.GetDataTable(sql, paras);
            //5、将返回的信息封装到PageList对象
            PageList list = new PageList();
            list.TotalCount = Convert.ToInt32(count.Value);
            list.TotalPage = Convert.ToInt32(page.Value);
            list.MovieList = JsonConvert.DeserializeObject<List<Movie>>(JsonConvert.SerializeObject(dt));
            return JsonConvert.SerializeObject(list);
        }
//Mvc调用
 public ActionResult Search(int id, string txtName, string txtTime)
        {
            /*点击上页或者下页,传递的是null*/
            if (txtTime != null)
            {
                name = txtName;
                time = txtTime;
            }
            string json = webService.SearchMovince(name, time, 10, id);
            PageList pageList = JsonConvert.DeserializeObject<PageList>(json);
            ViewBag.count = pageList.TotalCount;
            ViewBag.page = pageList.TotalPage;
            ViewBag.index = id;
            List<Movie> list = pageList.MovieList.Where(s => (string.IsNullOrEmpty(txtName) ? true : s.MNane.Contains(txtName)) &&
                       (string.IsNullOrEmpty(txtTime) ? true : s.PlayTime == Convert.ToDateTime(txtTime))).ToList();
            return PartialView("_PartialMovie", list.ToList());
        }
///html
共 @ViewBag.count 条记录,共 @ViewBag.page 页,当前显示第 @ViewBag.index 页
    @Ajax.ActionLink("首页", "search", new { id = 1 }, new AjaxOptions { UpdateTargetId = "divMovie" })
    @{
        if (ViewBag.index == 1)
        {
            <span>上页</span>
        }
        else
        {
            @Ajax.ActionLink("上页", "search", new { id = ViewBag.index - 1 }, new AjaxOptions { UpdateTargetId = "divMovie" })
        }
    }
    @{
        if (ViewBag.index == ViewBag.page)
        {
            <span>下页</span>
        }
        else
        {
            @Ajax.ActionLink("下页", "search", new { id = ViewBag.index + 1 }, new AjaxOptions { UpdateTargetId = "divMovie" })
        }
    }
    @Ajax.ActionLink("尾页", "search", new { id = ViewBag.page }, new AjaxOptions { UpdateTargetId = "divMovie" })
</p>