<?php

namespace app\manystore\controller\school\classes;

use app\common\controller\ManystoreBase;
use app\admin\model\dyqc\ManystoreShop;
use app\common\controller\Backend;
use app\common\model\school\classes\Order;
use app\manystore\model\Manystore;
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;

/**
 * 机构课程库
 *
 * @icon fa fa-circle-o
 */
class ClassesLib extends ManystoreBase
{

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

    //不用审核允许修改的字段
    protected $no_auth_fields = ['headimage','images','notice','content',"virtual_num","virtual_collect","underline_price","selfhot","price","classes_num"];

    //更新数据是否需要触发审核开关
    protected $need_auth = true;
    protected $have_auth = false;

    protected $success_auth = false;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\manystore\model\school\classes\ClassesLib;
        $this->view->assign("addTypeList", $this->model->getAddTypeList());
        $this->view->assign("typeList", $this->model->getTypeList());
        $this->view->assign("addressTypeList", $this->model->getAddressTypeList());
        $this->view->assign("statusList", $this->model->getStatusList());
        $this->view->assign("authStatusList", $this->model->getAuthStatusList());
        $this->view->assign("recommendList", $this->model->getRecommendList());
        $this->view->assign("hotList", $this->model->getHotList());
        $this->view->assign("newList", $this->model->getNewList());
        $this->view->assign("selfhotList", $this->model->getSelfhotList());

    }

    public function import()
    {
        parent::import();
    }

    /**
     * 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 = $this->model
                    ->with(['manystore','manystoreshop','user','admin'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

//            var_dump($this->model->getLastSql());die;

            foreach ($list as $row) {

                $row->getRelation('manystore')->visible(['nickname']);
				$row->getRelation('manystoreshop')->visible(['name','image','address_city','province','city','district','address','address_detail']);
				$row->getRelation('user')->visible(['nickname','realname','mobile','avatar']);
				$row->getRelation('admin')->visible(['nickname','avatar']);
            }

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

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


    protected function authClasses(&$params,$row=null){
        //审核失败需填写原因
        if($params["auth_status"] == '2' && empty($params["reason"])){
            $this->error("审核失败需填写原因");
        }

        if($params["auth_status"] == '2'){
            //审核不通过会平台下架
            $params["status"] = '3';
        }

        //更新
        if($row){

            if($params["auth_status"] != '1' && $row["auth_status"] == '1'){
                $this->error("审核已通过的课程不允许再修改审核状态！");
            }

            if($params["auth_status"] != '0' && $row["auth_status"] == '0'){
                //填写审核时间和审核人
                $params["auth_time"] = time();
                $params["admin_id"] = $this->auth->id;
                if($params["auth_status"] == '1'){
                    //审核通过
                    $this->success_auth = true;
                }
            }
            //审核通过
            if($this->success_auth){
                //如果是平台下架，则更新成正常下架
                if($params["status"] == '3') $params["status"] = '2';
            }



        }else{
            //新增

        }

    }

    protected function no_auth_fields_check($params,$row){

        foreach ($params as $k=>$v){

            //说明数值有变动
            //$params[$k] 去掉两端空格
            $params[$k] = trim($v);

            if($row[$k]!=$params[$k]){
                //特殊：如果是上架状态或下架状态也可以修改
                if($k=="status" && ($params[$k]=='1' || $params[$k]=='2')){
                     continue;
                }
                //当修改参数不在允许修改的字段中
                if(!in_array($k,$this->no_auth_fields)){

                    $this->have_auth = true;break;

                }
            }

        }

        return $this->have_auth;

    }

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

            if(!$this->no_auth_fields_check($params,$row)){
                return true;
            }
        }

        // 课程存在未完成订单则不允许操作
        $order = Order::where("classes_lib_id",$id)->where("status","in","0,3")->find();
        if($order)$this->error("存在正在使用中的课程订单或存在正在售后中的课程订单无法继续操作！");
        // 课程存在售后订单则不允许操作
    }



    protected function update_check(&$params,$row=null)
    {
        unset($params["auth_status"]);
        if(!isset($params['status']))$params['status'] = "3";
        $shop_id = SHOP_ID;
        $manystore = Manystore::where("shop_id",$shop_id)->find();
        if(!$manystore){
            $this->error("店铺不存在");
        }
        $params["manystore_id"] = $manystore["id"];


        //验证老师id
        $teacher_id = $params['teacher_id'];
        $teacher = \app\admin\model\school\classes\Teacher::where("id",$teacher_id)->find();
        if(!$teacher){
            $this->error("老师不存在");
        }
        if(!$teacher["user_id"]){
            $this->error("当前老师没有前端用户！请换一个！");
        }
        //老师与当前机构id不一致
        if($teacher["manystore_id"] != $manystore["id"]){
            $this->error("当前老师与当前机构不匹配，请换一个老师！");
        }


        $params["user_id"] = $teacher["user_id"];


        //独立地点需传定位信息
        if($params["address_type"] == "2"){
            if(empty($params["address_city"])
                || empty($params["province"])
                || empty($params["city"])
                || empty($params["district"])
                || empty($params["longitude"])
                || empty($params["latitude"]))  $this->error("独立地点需传定位信息");

        }else{
            //地址取机构的
            $shop = ManystoreShop::where("id",$shop_id)->find();
            if(!$shop){
                $this->error("店铺不存在");
            }

            if(empty($shop["address_city"])
                || empty($shop["province"])
                || empty($shop["city"])
                || empty($shop["district"])
                || empty($shop["longitude"])
                || empty($shop["latitude"]))  $this->error("当前机构地址并未完善！请去【个人资料】完善信息");


            //地址取机构的
            $shop = ManystoreShop::where("id",$shop_id)->find();
            if(!$shop){
                $this->error("店铺不存在");
            }
            $params["address_city"] = $shop["address_city"];
            $params["province"] = $shop["province"];
            $params["city"] = $shop["city"];
            $params["district"] = $shop["district"];
            $params["longitude"] = $shop["longitude"];
            $params["latitude"] = $shop["latitude"];

        }
        //收费免费判断
        if($params["price"]==0){
            $params["feel"] = "1";
        }else{
            //个人认证无法下付费课程
            $shop = ManystoreShop::where("id",$shop_id)->find();
            if($shop["type"]=="1"){
                $this->error("当前属于个人认证，无法发布付费课程！");
            }


            $params["feel"] = "0";
        }

        //特有认证判断
//        $this->authClasses($params,$row);
//        var_dump($row);die;
        //更新
        if($row){

            if($row['status'] == "3" && $params['status'] != $row['status']){
                $this->error("平台下架审核的课程无法上架！");
            }

            $this->have_auth = false;
            if($this->need_auth){
                //判断更新的变动数据
                $this->no_auth_fields_check($params,$row);

                if($this->have_auth){
                    $params['status'] = "3";
                    $params['auth_status'] = 0;
                    $params["reason"] = "";
                }
            }

            $this->updateCheck($row->id,$params,$row);

            //如果是审核失败，提交后自动更新成审核中
            if($row['auth_status'] == 2){
                $params['status'] = "3";
                $params['auth_status'] = 0;
                $params["reason"] = "";
            }


            //名称title不能与其他课程重复
            $check_title = $this->model->where('id','<>',$row["id"])->where('title',$params["title"])->find();
            if($check_title){
                $this->error("课程名称已存在或被其他机构占用，请更改！");
            }

        }else{
            //新增（需审核）
            $params["add_type"] = '1';
            $params["add_id"] = $this->auth->id;
            $params['status'] = "3";//平台下架
            $params['auth_status'] = 0;

            //名称title不能重复
            $check_title = $this->model->where('title',$params["title"])->find();
            if($check_title){
                $this->error("课程名称已存在或被其他机构占用，请更改！");
            }
        }

    }




    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);

                if($this->storeIdFieldAutoFill && STORE_ID ){
                    $params['store_id'] = STORE_ID;
                }

                if($this->shopIdAutoCondition && SHOP_ID){
                    $params['shop_id'] = SHOP_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;
                        $this->model->validateFailException(true)->validate($validate);
                    }
                    $this->update_check($params,$row=null);
                    $result = $this->model->allowField(true)->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        if($this->shopIdAutoCondition){
            $this->model->where(array('shop_id'=>SHOP_ID));
        }
        $row = $this->model->where(array('id'=>$ids))->find();
        if (!$row) {
            $this->error(__('No Results were found'));
        }

        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $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;
                        $row->validateFailException(true)->validate($validate);
                    }
                    $this->update_check($params,$row);


                    $result = $row->allowField(true)->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were updated'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $this->view->assign("row", $row);
        return $this->view->fetch();
    }

    /**
     * 删除
     */
    public function del($ids = "")
    {
        if (!$this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ? $ids : $this->request->post("ids");
        if ($ids) {
            $pk = $this->model->getPk();
            if($this->shopIdAutoCondition){
                $this->model->where(array('shop_id'=>SHOP_ID));
            }
            $list = $this->model->where($pk, 'in', $ids)->select();
            foreach ($list as $item) {
                $this->updateCheck($item->id);
            }
            $count = 0;
            Db::startTrans();
            try {
                foreach ($list as $k => $v) {
                    $count += $v->delete();
                }
                Db::commit();
            } catch (PDOException $e) {
                Db::rollback();
                $this->error($e->getMessage());
            } catch (Exception $e) {
                Db::rollback();
                $this->error($e->getMessage());
            }
            if ($count) {
                $this->success();
            } else {
                $this->error(__('No rows were deleted'));
            }
        }
        $this->error(__('Parameter %s can not be empty', 'ids'));
    }


}