<?php

class PageSpeedData_model extends CI_Model {

    var $topnum = false; //返回记录数
    var $orderby = false;
    var $where = false; //查询条件

    function __construct() {
        parent::__construct();
        $this->HT = $this->load->database('HT', TRUE);
        $this->INFO = $this->load->database('INFO', TRUE);
    }

    public function init() {
        $this->topnum = false;
        $this->where = false;
        $this->orderby = ' ORDER BY psd_Datetime ASC ';
    }

    public function detail($psd_URL, $psd_SiteCode) {
        $this->init();
        $this->topnum = 1;
        $this->where = ' AND  psd.psd_URL=' . $this->INFO->escape($psd_URL);
        $this->where .= ' AND  psd.psd_SiteCode=' . $this->INFO->escape($psd_SiteCode);
        return $this->get_list();
    }

    public function add($table, $data) {
        if ($this->INFO->insert($table, $data)) {
            return $this->INFO->last_id($table);
        } else {
            return false;
        }
    }

    public function insert_list($psd_SiteCode) {
        $sql = "
                INSERT INTO PageSpeedData
                  (
                    psd_URL
                   ,psd_SiteCode
                  )
                SELECT TOP 10 ic.ic_url
                      ,ic.ic_sitecode
                FROM   Tourmanager.dbo.infoContents ic
                WHERE  ic.ic_status = 1
                       AND ic.ic_url<>''
                       AND ic.ic_sitecode = ?
                       AND NOT EXISTS(
                               SELECT TOP 1 1
                               FROM   PageSpeedData psd
                               WHERE  psd.psd_URL = ic.ic_url
                                      AND psd.psd_SiteCode = ic.ic_sitecode
                           )
                ORDER BY
                       ic.ic_datetime DESC
            ";
        $this->INFO->query($sql,array($psd_SiteCode));
    }

    public function get_update_list($psd_SiteCode, $topnum = 3) {
        $this->init();
        $this->topnum = $topnum;
        $this->where = ' AND  psd.psd_SiteCode=' . $this->INFO->escape($psd_SiteCode);
        $this->where .= ' AND  ISNULL(psd.psd_Datetime,1999) < GETDATE()-1 ';
        $this->orderby = ' ORDER BY psd_Datetime ASC ';
        return $this->get_list();
    }

    public function update($table, $data, $where) {
        $this->INFO->update($table, $data, $where);
    }

    //记录错误次数
    public function update_error($psd_id) {
        $sql = "   
            UPDATE PageSpeedData
            SET    psd_ErrorCount     = psd_ErrorCount+1
                    , psd_Datetime=GETDATE()
            WHERE  psd_id             = ?
            ";
        $this->INFO->query($sql, array($psd_id));
        //删除错误数大于3的数据，保持没有冗余数据
        $sql = "  DELETE FROM PageSpeedData WHERE psd_ErrorCount>3 ";
        $this->INFO->query($sql);
    }

    //删除数据
    //  public function delete($psd_id) {
    //     $sql = "  DELETE FROM PageSpeedData WHERE psd_id=? ";
    //      return $this->INFO->query($sql, array($psd_id));
    //  }

    public function get_list() {
        $this->topnum ? $sql = "SELECT TOP " . $this->topnum : $sql = "SELECT ";
        $sql .= "    
                            psd.psd_id,
                            psd.psd_DesktopScore,
                            psd.psd_MobileScore,
                            psd.psd_DesktopData,
                            psd.psd_MobileData,
                            psd.psd_URL,
                            psd.psd_Datetime,
                            psd.psd_SiteCode,
                            psd.psd_ErrorCount
                            FROM
                                    PageSpeedData psd
				WHERE  1 = 1
                 ";
        $this->where ? $sql.=$this->where : false;
        $this->orderby ? $sql.=$this->orderby : false;
        $query = $this->INFO->query($sql);
        //print_r($this->INFO->queries);
        if ($this->topnum === 1) {
            if ($query->num_rows() > 0) {
                $row = $query->row();
                return $row;
            } else {
                return FALSE;
            }
        } else {
            return $query->result();
        }
    }

}