lanjingling/application/admin/controller/Package.php

<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
use GuzzleHttp\Client;
/**
 * 套餐管理
 *
 * @icon fa fa-circle-o
 */
class Package extends Backend
{

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

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Package;
        $listArr = [
            'statusList' => $this->model->getStatusList(),
            'typeList' => $this->model->getTypeList(),
        ];
        $this->view->assign($listArr);
        $this->assignconfig($listArr);
    }



    /**
     * 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 = $this->whereop('package.company_id');

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

            foreach ($list as $row) {
                
                $row->getRelation('company')->visible(['name']);
				$row->getRelation('servicetype')->visible(['title']);
            }

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

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

    /**
     * 添加
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);

            $fileName = md5($this->model->id);
            $fileUrl = '/uploads/package/'.$fileName.'.png';
            Db::name('package')->where('id',$this->model->id)->update(['mini_code'=>$fileUrl]);

            Db::commit();
            $this->getMiniCode($this->model->id,[],$params['company_id']);

        } catch (ValidateException|PDOException|Exception $e) {
        Db::rollback();
        $this->error($e->getMessage());
    }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }


    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }

            $oldrow = $row;
            $fileName = md5($ids);
            $fileUrl = '/uploads/package/'.$fileName.'.png';
            $params['mini_code']  = $fileUrl;
            $result = $row->allowField(true)->save($params);
            Db::commit();

            $this->getMiniCode($ids,[],$row['company_id']);

        } catch (ValidateException|PDOException|Exception $e) {
        Db::rollback();
        $this->error($e->getMessage());
    }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

    //仅返回套餐二维码
    private function getMiniCode($id,$package = [],$companyid)
    {
        $httpStr = $_SERVER['REQUEST_SCHEME'].'://'.$_SERVER['HTTP_HOST'];
        if (empty($package) || empty($package['mini_code'])) {
            $client = new Client();
            $tk = getAccessToken();
            $miniCodeConfig = config('param.mini_code');
            $miniCodeConfig['scene'] = 'id='.$id.'&shopId='.$companyid;
            $res2 = $client->request('POST', 'https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token='.$tk, [
                'json' => $miniCodeConfig,
            ]);
            $fileName = md5($id);
            $fileUrl = '/uploads/package/'.$fileName.'.png';
            $code = $res2->getBody()->getContents();
            file_put_contents(ROOT_PATH.'/public'.$fileUrl,$code);

            $miniCode = $httpStr.$fileUrl;
        } else {
            $miniCode = $httpStr.$package['mini_code'];
        }
        return $miniCode;
    }

}