WaterTank/app/admin/model/water/WaterQuery.php

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

namespace app\admin\model\water;

use crmeb\services\PHPExcelService;
use crmeb\traits\ModelTrait;
use crmeb\basic\BaseModel;
use think\model\concern\SoftDelete;

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

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

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

    use ModelTrait;
    protected $autoWriteTimestamp = true;



    public static function list($where)
    {
        $model = self::alias('a')->field('a.*,u.nickname')->order('a.id DESC')
        ->leftJoin('user u', 'a.uid = u.uid');

        if ($where['name'])$model->where('u.uid|u.nickname' , 'like', '%'.$where['name'].'%');
        if ($where['uid'])$model->where('u.uid' , $where['uid']);

        if (isset($where['excel']) && $where['excel'] == 1) {
            $list = $model->select()->toArray();
            self::SaveExcel($list);
        }

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

    }

    /**
     * excel
     * @param $list
     * @return void
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public static function SaveExcel($list)
    {
        $export = [];
        foreach ($list as $index => $item) {

            $export[] = [
                $item['uid'],
                $item['nickname'],
                $item['long'],
                $item['wide'],
                $item['high'],
                $item['is_warm'] ? '保温' : '不保温',
                $item['is_channel'] ? '需要' : '不需要',
                $item['is_ladder'] ? '需要' : '不需要',
                $item['is_gc'] ? '大公差' : '正常公差',
                $item['price'],
                $item['weight'],
                $item['create_time'],

            ];
        }
        PHPExcelService::setExcelHeader(['UID', '昵称', '长','宽', '高', '是否保温', '槽钢','人梯', '公差',
            '总价','重量','计算时间'])
            ->setExcelTile('计算导出' . date('YmdHis', time()), '计算信息' . time(), ' 生成时间：' . date('Y-m-d H:i:s', time()))
            ->setExcelContent($export)
            ->ExcelSave();
    }


}