Merge pull request #112 from MinaRelayer/feat/tab-complete

feat: 搜索指令优化，修改文档错误[AI]

README.md

@@ -127,7 +127,7 @@ AllMusic不会内置音乐api，你想要正常使用需要自己安装
 - /music mute 不再参与点歌，再输入一次恢复
 - /music mute list 不接收空闲列表点歌，再输入一次恢复
 - /music search [歌名] 搜索歌曲
-- /music search [音乐API] [歌名] 搜索歌曲
+- /music searchapi [音乐API] [歌名] 搜索歌曲
 - /music select [序列] 选择歌曲
 - /music nextpage 切换下一页歌曲搜索结果
 - /music lastpage 切换上一页歌曲搜索结果

server/src/main/java/com/coloryr/allmusic/server/core/command/sub/CommandSearch.java

@@ -21,6 +21,11 @@ public class CommandSearch extends ACommand {
             return;
         }
 
+        if (args.length < 2) {
+            AllMusic.side.sendMessage(sender, AllMusic.getMessage().search.emptySearch);
+            return;
+        }
+
         AllMusic.side.sendMessage(sender, AllMusic.getMessage().search.startSearch);
         CommandEX.searchMusic(sender, name, args, false);
     }

server/src/main/java/com/coloryr/allmusic/server/core/command/sub/CommandSearchApi.java

@@ -5,6 +5,10 @@ import com.coloryr.allmusic.server.core.command.ACommand;
 import com.coloryr.allmusic.server.core.command.CommandEX;
 import com.coloryr.allmusic.server.core.command.PermissionList;
 
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
 public class CommandSearchApi extends ACommand {
     @Override
     public void execute(Object sender, String name, String[] args) {
@@ -24,10 +28,14 @@ public class CommandSearchApi extends ACommand {
         }
 
         // args 应该是：["searchapi", "api名", "歌曲名"]
-        if (args.length < 3) {
+        if (args.length < 2) {
             AllMusic.side.sendMessage(sender, AllMusic.getMessage().musicPlay.error2);
             return;
         }
+        if (args.length < 3) {
+            AllMusic.side.sendMessage(sender, AllMusic.getMessage().search.emptySearch);
+            return;
+        }
 
         // 去掉 args[0] 的子命令名 searchapi，保留 ["api名", "歌曲名"]
         String[] newArgs = new String[args.length - 1];
@@ -36,4 +44,12 @@ public class CommandSearchApi extends ACommand {
         AllMusic.side.sendMessage(sender, AllMusic.getMessage().search.startSearch);
         CommandEX.searchMusicApi(sender, name, newArgs, false);
     }
+
+    @Override
+    public List<String> tab(Object player, String name, String[] args, int index) {
+        if (index == 1 && args.length <= index + 1) {
+            return new ArrayList<>(AllMusic.MUSIC_APIS.keySet());
+        }
+        return Collections.emptyList();
+    }
 }