update

@@ -377,9 +377,26 @@ class UpdateSeoTdk extends Command
                                     continue;
                                 }
 
-                                $prefix = $this->getPrefixKeyword($project_id, 'prefix', 1, $v[$this->topic_fields[$table]]);
-                                $suffix = $this->getPrefixKeyword($project_id, 'suffix', 2, $v[$this->topic_fields[$table]]);
-                                $seo_title = $prefix . ' ' . $v[$this->topic_fields[$table]] . ' ' . $suffix;
+                                $title = $v[$this->topic_fields[$table]];
+
+                                $prefix = $this->getPrefixKeyword($project_id, 'prefix', 1, $title);
+                                //in，for，with，to，near，from 这些介词 只拼前缀，不拼后缀
+                                $suffix_ban = ['in ', 'for ', 'with ', 'to ', 'near ','from ', 'In ', 'For ', 'With ', 'To ', 'Near ','From '];
+                                $suffix = '';
+                                if(Str::contains($title, $suffix_ban)){
+                                    // 某些后缀不能并存的情况
+                                    $ban_suffix = [];
+                                    //services/service 结尾的词，后缀不拼manufacturer，factory
+                                    if (Str::endsWith($title, ['services', 'service', 'Services', 'Service'])) {
+                                        $ban_suffix = ['manufacturer', 'factory', 'Manufacturer', 'Factory', 'Factories', 'Manufacturers'];
+                                    }
+                                    //前缀有wholesale或cheap的词，后缀不拼 manufacturer，factory，exporter，company
+                                    if (Str::startsWith($title, ['wholesale', 'cheap', 'Wholesale', 'Cheap'])) {
+                                        $ban_suffix = array_merge($ban_suffix, ['manufacturer', 'factory', 'exporter', 'company', 'Manufacturer', 'Factory', 'Exporter', 'Company', 'Factories', 'Manufacturers', 'Exporters', 'Companies']);
+                                    }
+                                    $suffix = $this->getPrefixKeyword($project_id, 'suffix', 2, $title, $ban_suffix);
+                                }
+                                $seo_title = $prefix . ' ' . $title . ' ' . $suffix;
                             }
 
                             $data[$field] = trim($seo_title);
@@ -548,7 +565,7 @@ class UpdateSeoTdk extends Command
      * @param $num
      * @return string
      */
-    public function getPrefixKeyword($project_id, $type, $num, $topic='')
+    public function getPrefixKeyword($project_id, $type, $num, $topic='', $ban_suffix = [])
     {
         $str = '';
         $info = $this->getDeployOptimize($project_id);
@@ -579,7 +596,7 @@ class UpdateSeoTdk extends Command
             //随机取
             shuffle($fix_keyword);
             if (count($fix_keyword) < $num)
-                return $str;
+                return implode(", ", $fix_keyword);
             $keyword = array_slice($fix_keyword, 0, $num);
             $str = implode(", ", $keyword);