private string getCommonPurchaseData()
    {
        string date = Request.Form["date"];

        DataTable dt = ImportPurchaseManage.findByMonth(date);

        if (dt == null)
        {
            return(null);
        }

        return(JsonHelper.DataTable2Json(dt));
    }
    private string InsertOrUpdateCommonPurchaseData()
    {
        string data = Request.Form["dataJson"];
        List <Dictionary <string, string> > dictList = JsonHelper.DeserializeJsonToObject <List <Dictionary <string, string> > >(data);
        string year  = Request.Form["year"];
        string month = Request.Form["month"];
        string msg   = ImportPurchaseManage.insertOrUpdateCommonPurchaseData(dictList, year, month);

        // 保存到日志表中
        UserInfo user = (UserInfo)Session["user"];

        ImportPurchaseManage.saveRecord(dictList, user.userName);

        JObject jObject = new JObject();

        jObject.Add("msg", msg);
        return(jObject.ToString());
    }
    private string getMonthReport()
    {
        string date  = Request.Form["dateString"];
        string sort  = Request.Form["sort"];
        string order = Request.Form["order"];

        DataTable dt = ImportPurchaseManage.findByMonth(date);

        string json = "";

        if (dt != null)
        {
            dt   = PinYinHelper.SortByPinYin(dt, sort, order);
            json = JsonHelper.DataTable2Json(dt);
        }

        return(json);
    }
    private string Import()
    {
        string res  = "F";
        string json = Request.Form["json"];
        string type = Request.Form["type"];

        Dictionary <string, string> dict = JsonHelper.DeserializeJsonToObject <Dictionary <string, string> >(json);

        if (!dict["状态"].Contains("已导入"))
        {
            dict = ImportPurchaseManage.ImportInfos(dict, type);
        }

        if (dict != null)
        {
            res = JsonHelper.SerializeObject(dict);
        }
        return(res);
    }