Fix ban issue

Add ban and limit feedback

README-en-US.md

@@ -47,7 +47,14 @@ Server command (requires `server.chat.others` permissions) :
 
   // The content of the message sent when the player joins
   // Can be used to prompt the player how to switch the chat function
-  joinMessage: "本服已启用聊天，/chat on 开启（默认），/chat off 屏蔽"
+  joinMessage: "本服已启用聊天，/chat on 开启（默认），/chat off 屏蔽",
+
+  // Banned Feedback Message
+  bannedFeedback: "你已经被禁言！",
+
+  // Message too frequent feedback message
+  // {limit} messageFreLimitPerMinute
+  msgTooFrequentFeedback: "服务器设置每分钟仅允许发言{limit}次"
 }
 ```
 

README.md

@@ -53,7 +53,14 @@
   sendJoinMessage: true,
   
   // 玩家加入时发送消息
-  joinMessage: "本服已启用聊天，/chat on 开启（默认），/chat off 屏蔽"
+  joinMessage: "本服已启用聊天，/chat on 开启（默认），/chat off 屏蔽",
+
+  // 被禁言反馈消息
+  bannedFeedback: "你已经被禁言！",
+
+  // 消息太频繁反馈消息
+  // {limit} 服务器设置的限制次数
+  msgTooFrequentFeedback: "服务器设置每分钟仅允许发言{limit}次"
 }
 ```
 

src/main/java/com/github/jie65535/openchat/OpenChatConfig.java

@@ -46,4 +46,15 @@ public class OpenChatConfig {
      * 玩家加入消息
      */
     public String joinMessage = "本服已启用聊天，/chat on 开启（默认），/chat off 屏蔽";
+
+    /**
+     * 被禁言反馈消息
+     */
+    public String bannedFeedback = "你已经被禁言！";
+
+    /**
+     * 消息太频繁反馈消息
+     * {limit} 服务器设置的限制次数
+     */
+    public String msgTooFrequentFeedback = "服务器设置每分钟仅允许发言{limit}次";
 }

src/main/java/com/github/jie65535/openchat/OpenChatSystem.java

@@ -47,9 +47,11 @@ public class OpenChatSystem extends ChatSystem {
 
         // 检测是否正在禁言中
         if (checkIsBanning(player)) {
-            // 可提示也可忽略，忽略可让玩家以为自己发送成功，其实别人看不到
             plugin.getLogger().warn(String.format("Message blocked (banning): player=%s(%d): \"%s\"",
                     player.getNickname(), player.getUid(), message));
+            if (!plugin.getConfig().bannedFeedback.isEmpty()) {
+                player.dropMessage(plugin.getConfig().bannedFeedback);
+            }
             return;
         }
 
@@ -58,6 +60,11 @@ public class OpenChatSystem extends ChatSystem {
             // 可提示也可忽略，忽略可让玩家以为自己发送成功，其实别人看不到
             plugin.getLogger().warn(String.format("Message blocked (too often): player=%s(%d): \"%s\"",
                     player.getNickname(), player.getUid(), message));
+            if (!plugin.getConfig().msgTooFrequentFeedback.isEmpty()) {
+                player.dropMessage(
+                        plugin.getConfig().msgTooFrequentFeedback
+                                .replace("{limit}", String.valueOf(plugin.getConfig().messageFreLimitPerMinute)));
+            }
             return;
         }
 

src/main/java/com/github/jie65535/openchat/commands/ChatServerCommands.java

@@ -40,14 +40,18 @@ public class ChatServerCommands implements CommandHandler {
                 var time = new Date(2051190000);
                 if (args.size() == 2) {
                     try {
-                        time = new Date(System.currentTimeMillis() / 1000 + Integer.parseInt(args.get(1)) * 60L);
+                        time = new Date(System.currentTimeMillis() + Integer.parseInt(args.get(1)) * 60_000L);
                     } catch (NumberFormatException ignored) {
                         CommandHandler.sendTranslatedMessage(sender, "commands.ban.invalid_time");
                         return;
                     }
                 }
-                plugin.getData().banList.put(targetPlayer.getUid(), time);
+                if (targetPlayer == null) {
-                CommandHandler.sendMessage(sender, "OK");
+                    sendUsageMessage(sender);
+                } else {
+                    plugin.getData().banList.put(targetPlayer.getUid(), time);
+                    CommandHandler.sendMessage(sender, "OK");
+                }
             }
             case "limit" -> {
                 var times = 20;