yuanshan_zuche/application/admin/controller/Orderbacklog.php

<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
/**
 * 订单提前还车日志
 *
 * @icon fa fa-circle-o
 */
class Orderbacklog extends Backend
{

    /**
     * Orderbacklog模型对象
     * @var \app\admin\model\Orderbacklog
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Orderbacklog;
        $this->view->assign("statusList", $this->model->getStatusList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            //只能看自己的
            $where_op = [];
            if($this->auth->company_id){
                $where_op['order_back_log.company_id'] = $this->auth->company_id;
            }

            $list = $this->model
                    ->with(['order','user','company'])
                    ->where($where)
                    ->where($where_op)
                    ->order($sort, $order)
                    ->paginate($limit);

            foreach ($list as $row) {
                
                $row->getRelation('order')->visible(['orderno']);
				$row->getRelation('user')->visible(['username']);
				$row->getRelation('company')->visible(['name']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     * 一次退款
     */
    public function refund(){
        $id = input('id',0);

        if($this->request->isPost()){
            $refund_money = input('back_fee',0);
            $remark = input('remark','');

            $backlog = Db::name('order_back_log')->where('id',$id)->find();
            $order = Db::name('order')->where('id', $backlog['order_id'])->find();

            if($order['status'] == 30){
                $this->error('订单已经还车,不能提前还了');
            }

            if ($refund_money < 0) {
                $this->error('退款金额不能小于 0');
            }

            if ($refund_money > $order['pay_fee']) {
                $this->error('退款总金额不能大于实际支付金额'.$order['pay_fee']);
            }

            //
            $data = [
                'back_fee' => $refund_money,
                'status' => 1,  //仅代表处理了，结果另说
                'remark' => $remark,
            ];
            Db::name('order_back_log')->where('id',$id)->update($data);

            //修改总订单的还车时间
            Db::name('order')->where('id',$backlog['order_id'])->update(['endtime'=>$backlog['new_endtime']]);

            $this->success('处理完成');

        }

        $info = Db::name('order_back_log')->alias('c')
            ->field([
                'c.id','c.old_endtime','c.new_endtime','c.back_price as back_back_price','c.back_base_price','c.back_pay_fee',
                'order.orderno','order.starttime','order.endtime','order.lease_price',
                'order.base_price','order.service_price','order.yajin_price','order.weizhang_price','order.get_price','order.back_price',
                'order.total_fee','order.coupon_price','order.pay_fee'
            ])
            ->join('order','c.order_id = order.id','LEFT')->where('c.id',$id)->find();
        $this->view->assign('row',$info);

        return $this->view->fetch();
    }


}