wlg/app/models/many/ManyDiscipline.php

<?php
/**
 * @author: xaboy<365615158@qq.com>
 * @day: 2017/11/11
 */

namespace app\models\many;

use crmeb\services\PHPExcelService;
use crmeb\traits\ModelTrait;
use crmeb\basic\BaseModel;

/**
 * Class StoreCategory
 * @package app\admin\model\store
 */
class ManyDiscipline extends BaseModel
{

    /**
     * 数据表主键
     * @var string
     */
    protected $pk = 'id';

    /**
     * 模型名称
     * @var string
     */
    protected $name = 'many_discipline';

    use ModelTrait;
    protected $autoWriteTimestamp = true;



    public static function list($where)
    {
        $model = self::alias('a')
        ->field('a.*,b.name')
        ->leftJoin('many b', 'b.id = a.many_id');

        if ($where['stage'])$model->where('a.stage' , '=', $where['stage']);
        if (trim($where['many_id']) != '')$model->where('b.id' , '=', $where['many_id']);
        if (trim($where['data']) != '') $model = self::getModelTime($where, $model,  'a.create_time');
        $data['count'] = $model->count();

        if (isset($where['excel']) && $where['excel'] == 1) {
            $list = ($list = $model->select()) && count($list) ? $list->toArray() : [];
        } else {
            $list = ($list = $model->page((int)$where['page'], (int)$where['limit'])->select()) && count($list) ? $list->toArray() : [];
        }
        if (isset($where['excel']) && $where['excel'] == 1) {
            self::SaveExcel($list);
        }

        if ($where['page'] && $where['limit']){
            $model->page($where['page'], $where['limit']);
        }else{
            $model->page(20, 1);
        }
        $list = $model->select()->toArray();
        $data['data'] = $list;
        return $data;

    }

}