DiverseYouthNightSchool/application/admin/controller/school/classes/Teacher.php

<?php

namespace app\admin\controller\school\classes;

use app\common\controller\Backend;
use app\common\model\User;
use app\manystore\model\Manystore;
use fast\Tree;
use think\Db;
use think\db\exception\DataNotFoundException;
use think\db\exception\ModelNotFoundException;
use think\Exception;
use think\exception\DbException;
use think\exception\PDOException;
use think\exception\ValidateException;
use think\Model;

/**
 * 机构老师
 *
 * @icon fa fa-circle-o
 */
class Teacher extends Backend
{

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

    protected $selectpageFields = 'id,name,head_image,manystore_id,shop_id,user_id';
    protected $searchFields = 'id,name,user_id';

    protected $qSwitch = true;
    protected $qFields = ["manystore_id","shop_id"];

    public function _initialize()
    {
        $this->model = new \app\admin\model\school\classes\Teacher;
        parent::_initialize();

        $this->view->assign("statusList", $this->model->getStatusList());
        $this->view->assign("recommendList", $this->model->getRecommendList());
    }



    /**
     * 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();

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

            foreach ($list as $row) {
                
                $row->getRelation('user')->visible(['nickname','realname','avatar']);
				$row->getRelation('manystore')->visible(['nickname']);
				$row->getRelation('shop')->visible(['name','logo','image','address_city','province','city','district','address','address_detail']);
            }

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

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




    /**
     * Selectpage的实现方法
     *
     * 当前方法只是一个比较通用的搜索匹配,请按需重载此方法来编写自己的搜索逻辑,$where按自己的需求写即可
     * 这里示例了所有的参数，所以比较复杂，实现上自己实现只需简单的几行即可
     *
     */
    protected function selectpage()
    {
        //设置过滤方法
        $this->request->filter(['trim', 'strip_tags', 'htmlspecialchars']);

        //搜索关键词,客户端输入以空格分开,这里接收为数组
        $word = (array)$this->request->request("q_word/a");
        //当前页
        $page = $this->request->request("pageNumber");
        //分页大小
        $pagesize = $this->request->request("pageSize");
        //搜索条件
        $andor = $this->request->request("andOr", "and", "strtoupper");
        //排序方式
        $orderby = (array)$this->request->request("orderBy/a");
        //显示的字段
        $field = $this->request->request("showField");
        //主键
        $primarykey = $this->request->request("keyField");
        //主键值
        $primaryvalue = $this->request->request("keyValue");
        //搜索字段
        $searchfield = (array)$this->request->request("searchField/a");
        //自定义搜索条件
        $custom = (array)$this->request->request("custom/a");
        //是否返回树形结构
        $istree = $this->request->request("isTree", 0);
        $ishtml = $this->request->request("isHtml", 0);
        if ($istree) {
            $word = [];
            $pagesize = 999999;
        }
        $order = [];
        foreach ($orderby as $k => $v) {
            $order[$v[0]] = $v[1];
        }
        $field = $field ? $field : 'name';

        //如果有primaryvalue,说明当前是初始化传值
        if ($primaryvalue !== null) {
            $where = [$primarykey => ['in', $primaryvalue]];
            $pagesize = 999999;
        } else {
            $where = function ($query) use ($word, $andor, $field, $searchfield, $custom) {
                $logic = $andor == 'AND' ? '&' : '|';
                $searchfield = is_array($searchfield) ? implode($logic, $searchfield) : $searchfield;
                $searchfield = str_replace(',', $logic, $searchfield);
                $word = array_filter(array_unique($word));
                if (count($word) == 1) {
                    $query->where($searchfield, "like", "%" . reset($word) . "%");
                } else {
                    $query->where(function ($query) use ($word, $searchfield) {
                        foreach ($word as $index => $item) {
                            $query->whereOr(function ($query) use ($item, $searchfield) {
                                $query->where($searchfield, "like", "%{$item}%");
                            });
                        }
                    });
                }
                if ($custom && is_array($custom)) {
                    foreach ($custom as $k => $v) {
                        if (is_array($v) && 2 == count($v)) {
                            $query->where($k, trim($v[0]), $v[1]);
                        } else {
                            $query->where($k, '=', $v);
                        }
                    }
                }
            };
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = [];
        $total = $this->model->where($where)->count();
        if ($total > 0) {
            if (is_array($adminIds)) {
                $this->model->where($this->dataLimitField, 'in', $adminIds);
            }

            $fields = is_array($this->selectpageFields) ? $this->selectpageFields : ($this->selectpageFields && $this->selectpageFields != '*' ? explode(',', $this->selectpageFields) : []);

            //如果有primaryvalue,说明当前是初始化传值,按照选择顺序排序
            if ($primaryvalue !== null && preg_match("/^[a-z0-9_\-]+$/i", $primarykey)) {
                $primaryvalue = array_unique(is_array($primaryvalue) ? $primaryvalue : explode(',', $primaryvalue));
                //修复自定义data-primary-key为字符串内容时，给排序字段添加上引号
                $primaryvalue = array_map(function ($value) {
                    return '\'' . $value . '\'';
                }, $primaryvalue);

                $primaryvalue = implode(',', $primaryvalue);

                $this->model->orderRaw("FIELD(`{$primarykey}`, {$primaryvalue})");
            } else {
                $this->model->order($order);
            }

            $datalist = $this->model->where($where)
                ->page($page, $pagesize)
                ->select();

            foreach ($datalist as $index => $item) {
                unset($item['password'], $item['salt']);
                if ($this->selectpageFields == '*') {
                    $result = [
                        $primarykey => $item[$primarykey] ?? '',
                        $field      => $item[$field] ?? '',

                    ];
                } else {
                    $result = array_intersect_key(($item instanceof Model ? $item->toArray() : (array)$item), array_flip($fields));
                }
                $result['pid'] = isset($item['pid']) ? $item['pid'] : (isset($item['parent_id']) ? $item['parent_id'] : 0);
                $list[] = $result;
            }
            if ($istree && !$primaryvalue) {
                $tree = Tree::instance();
                $tree->init(collection($list)->toArray(), 'pid');
                $list = $tree->getTreeList($tree->getTreeArray(0), $field);
                if (!$ishtml) {
                    foreach ($list as &$item) {
                        $item = str_replace('&nbsp;', ' ', $item);
                    }
                    unset($item);
                }
            }
        }
        //这里一定要返回有list这个字段,total是可选的,如果total<=list的数量,则会隐藏分页按钮
        return json(['list' => $list, 'total' => $total]);
    }



    protected function updateCheck($id,$params=[],$row=null){

        // 课程存在售后订单则不允许操作
    }


    protected function update_check(&$params,$row=null)
    {

        $shop_id = $params["shop_id"];
        $manystore = Manystore::where("shop_id",$shop_id)->find();
        if(!$manystore){
            $this->error("店铺不存在");
        }
        //用户不存在
        $user_id = $params["user_id"];
        $user = User::where("id",$user_id)->find();
        if(!$user){
            $this->error("用户不存在");
        }

        //修改
        if($row){
            //用户已是其他的教师（搜索）
            $teacher_user =  $this->model->where("user_id",$user_id)->where("id","<>",$row["id"])->find();
            if($teacher_user){
                $this->error("用户已存在或已是其他授权机构教师！");
            }
        }else{
            //新增
            //用户已是教师（搜索）
            $teacher_user =  $this->model->where("user_id",$user_id)->find();
            if($teacher_user){
                $this->error("用户已存在或已是其他授权机构教师！");
            }
        }







        $params["manystore_id"] = $manystore["id"];
    }


    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    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);
            }
            $this->update_check($params,$row=null);
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }

    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($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);
            }
            $this->update_check($params,$row);
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

    /**
     * 删除
     *
     * @param $ids
     * @return void
     * @throws DbException
     * @throws DataNotFoundException
     * @throws ModelNotFoundException
     */
    public function del($ids = null)
    {
        if (false === $this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ?: $this->request->post("ids");
        if (empty($ids)) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }
        $pk = $this->model->getPk();
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = $this->model->where($pk, 'in', $ids)->select();
        foreach ($list as $item) {
            $this->updateCheck($item->id);
        }


        $count = 0;
        Db::startTrans();
        try {
            foreach ($list as $item) {
                $count += $item->delete();
            }
            Db::commit();
        } catch (PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($count) {
            $this->success();
        }
        $this->error(__('No rows were deleted'));
    }


}