优化代码

app/Cache/GroupCache.php

@@ -19,7 +19,7 @@ class GroupCache extends StringRedis
      * @param int $group_id
      * @return array
      */
-    public function updateCache(int $group_id)
+    public function updateCache(int $group_id): array
     {
         $group = Group::where('id', $group_id)->first();
 

app/Cache/LastMessage.php

@@ -49,7 +49,7 @@ class LastMessage extends HashRedis
      *
      * @return string
      */
-    public function flag(int $type, int $sender, int $receive)
+    public function flag(int $type, int $sender, int $receive): string
     {
         // 群聊信息(非私信)，发送者ID重置为零
         if ($type == 2) $sender = 0;

app/Cache/SocketRoom.php

@@ -50,7 +50,15 @@ class SocketRoom extends SetGroupRedis
         return $this->add($room, ...$member);
     }
 
-    public function delRoomMember($room, string ...$member)
+    /**
+     *
+     * 删除房间成员
+     *
+     * @param string $room      房间名
+     * @param string ...$member 用户ID
+     * @return int
+     */
+    public function delRoomMember(string $room, string ...$member): int
     {
         return $this->rem($room, ...$member);
     }
@@ -61,7 +69,7 @@ class SocketRoom extends SetGroupRedis
      * @param string|int $room 房间名
      * @return int
      */
-    public function delRoom($room)
+    public function delRoom($room): int
     {
         return $this->delete($room);
     }

app/Cache/SocketUserBindFds.php

@@ -29,10 +29,11 @@ class SocketUserBindFds extends SetGroupRedis
 
     /**
      * @param int    $fd     客户端ID
+     * @param int    $user_id
      * @param string $run_id 服务运行ID（默认当前服务ID）
      * @return int
      */
-    public function unBind(int $fd, int $user_id, $run_id = SERVER_RUN_ID)
+    public function unBind(int $fd, int $user_id, $run_id = SERVER_RUN_ID): int
     {
         return $this->rem($this->filter([$run_id, $user_id]), $fd);
     }

app/Cache/UnreadTalkCache.php

@@ -53,9 +53,11 @@ class UnreadTalkCache extends HashRedis
     /**
      * 获取 Hash 成员 key
      *
+     * @param int $sender
+     * @param int $receive
      * @return string
      */
-    public function flag(int $sender, int $receive)
+    public function flag(int $sender, int $receive): string
     {
         return sprintf("%s_%s", $sender, $receive);
     }

app/Constants/TalkModeConstant.php

@@ -19,7 +19,7 @@ class TalkModeConstant
      */
     const GROUP_CHAT = 2;
 
-    public static function getTypes()
+    public static function getTypes(): array
     {
         return [
             self::PRIVATE_CHAT,