/*
     * Add new finding
     */
    public function actionNewFinding($id)
    {
        $inspection = $this->findModel($id);

        if ($inspection->company->user_id != Yii::$app->user->id) {
            Yii::$app->getSession()->setFlash('error', Yii::t('app', 'Invalid request. Please try again.'));
            return $this->redirect(['/inspections']);
        }

        $model = new InspectionFindings;
        $photos = [new FindingPhotos]; // for inserting multiple answer

        if ($model->load(Yii::$app->request->post())) {

            $model->inspection_id = $id;
            $model->created_at = date('Y-m-d H:i:s');
            $model->created_by = Yii::$app->user->id;
            $model->updated_at = date('Y-m-d H:i:s');
            $model->updated_by = Yii::$app->user->id;

            $photos = Model::createMultiple(FindingPhotos::className());
            Model::loadMultiple($photos, Yii::$app->request->post());
            foreach ($photos as $index => $photo) {
                $photo->remark = ($photo->remark=='') ? '-':$photo->remark;
                $imageFiles = \yii\web\UploadedFile::getInstance($photo, "[{$index}]img");
                $photo->img = $imageFiles;

            }

            $valid = $model->validate();
            $valid = Model::validateMultiple($photos) && $valid;

            if ($valid) {
                $transaction = Yii::$app->db->beginTransaction();

                try {

                    if ($flag = $model->save(false)) {
                        foreach ($photos as $photo) {

                            $photo->inspection_finding_id = $model->id;

                            $upload_path = \Yii::getAlias('@app/web/upload');
                            if (!is_dir($upload_path)) {
                                mkdir($upload_path, 0777, true);
                            }

                            $finding_photo_path = \Yii::getAlias('@app/web/upload/photo_finding');
                            if (!is_dir($finding_photo_path)) {
                                mkdir($finding_photo_path, 0777, true);
                            }

                            $directory = $finding_photo_path . DIRECTORY_SEPARATOR . $model->id . DIRECTORY_SEPARATOR;

                            if (!is_dir($directory)) {
                                mkdir($directory,0777,true);
                            }

                            // if ada file
                            if($photo->img) {

                                $uid = uniqid(time(), true);
                                $oriFileName = $photo->img->name;
                                $fileName = $uid . '.' . $photo->img->extension;
                                $filePath = $directory . $fileName;
                                if ($photo->img->saveAs($filePath)) {
                                    $path = '/upload/photo_finding/' . $model->id . DIRECTORY_SEPARATOR . $fileName;

                                    // insert into table image
                                    $image = new Image;
                                    $image->path = $path;
                                    $image->size = (string)$photo->img->size;
                                    $image->type = $photo->img->type;
                                    $image->name = $fileName;
                                    $image->ori_name = $oriFileName;

                                    if (!$image->save()) {
                                        print_r($image->errors);exit;
                                    }
                                    $photo->image_id = $image->id; // set image id
                                }
                                if ($photo->remark) {
                                    if (($flag = $photo->save(false)) === false) {
                                        $transaction->rollBack();
                                        break;
                                    }
                                }
                            }

                        } // end foreach $photos
                    }

                    if ($flag) {
                        $transaction->commit();

                        Yii::$app->getSession()->setFlash('success', Yii::t('app', 'New Finding Added'));
                        return $this->redirect(['view', 'id' => $model->inspection_id]);

                    }

                } catch (Exception $e) {

                    $transaction->rollBack();

                }
            }
        }

        return $this->render('new_finding', [
            'inspection' => $inspection,
            'model' => $model,
            'photos' => (empty($photos)) ? [new FindingPhotos] : $photos,
        ]);
    } // end actionNewFinding