✨ Add status online and max online option in configuration

Author: YvanMazy

api/src/main/java/net/transferproxy/api/configuration/ProxyConfiguration.java

@@ -182,6 +182,20 @@ interface Status {
         @Contract(pure = true)
         String getProtocol();
 
+        /**
+         * Gets the online displayed in client server lists.
+         * @return the online
+         */
+        @Contract(pure = true)
+        int getOnline();
+
+        /**
+         * Gets the max online displayed in client server lists.
+         * @return the max online
+         */
+        @Contract(pure = true)
+        int getMaxOnline();
+
         /**
          * Gets the filesystem path to the server's favicon image.
          * If the file is unavailable, no favicon is displayed in server lists.

api/src/main/java/net/transferproxy/api/configuration/yaml/YamlProxyConfiguration.java

@@ -125,12 +125,16 @@ private static class YamlStatus implements ProxyConfiguration.Status {
         private final String name;
         private final String description;
         private final String protocol;
+        private final int online;
+        private final int maxOnline;
         private final String faviconPath;
 
         private YamlStatus() {
             this.name = "TransferProxy";
             this.description = "<green>A TransferProxy server";
             this.protocol = "AUTO";
+            this.online = -1;
+            this.maxOnline = -1;
             this.faviconPath = "./favicon.png";
         }
 
@@ -154,6 +158,16 @@ private YamlStatus() {
             return this.faviconPath;
         }
 
+        @Override
+        public int getOnline() {
+            return this.online;
+        }
+
+        @Override
+        public int getMaxOnline() {
+            return this.maxOnline;
+        }
+
     }
 
     private static class YamlMiscellaneous implements ProxyConfiguration.Miscellaneous {

api/src/main/resources/config.yml

@@ -25,6 +25,11 @@ status:
   # Sets server protocol version. 'AUTO' automatically matches client's version.
   # You can also directly specify the protocol number, such as 766.
   protocol: "AUTO"
+  # Displayed number of online players.
+  online: -1
+  # Displayed maximum number of online players.
+  # This value is only used for display and has no real effect.
+  max-online: -1
   # The path of the file corresponding to the favicon to display.
   # If the file is not found, nothing will be displayed.
   favicon-path: "./favicon.png"

core/src/main/java/net/transferproxy/status/StatusManagerImpl.java

@@ -55,6 +55,8 @@ public final class StatusManagerImpl implements StatusManager {
     private final Component description;
     private final int protocol;
     private final boolean autoProtocol;
+    private final int online;
+    private final int maxOnline;
     private final String favicon;
 
     private ProtocolizedBuiltPacket builtResponse;
@@ -71,6 +73,8 @@ public StatusManagerImpl() {
             this.autoProtocol = false;
             this.protocol = this.parseProtocol(rawProtocol);
         }
+        this.online = config.getOnline();
+        this.maxOnline = config.getMaxOnline();
         this.favicon = this.readFavicon(Path.of(config.getFaviconPath()));
 
         if (!this.autoProtocol) {
@@ -103,6 +107,8 @@ public void process(final @NotNull PlayerConnection connection) {
                 .description(this.description)
                 .protocol(this.autoProtocol ? protocol : this.protocol)
                 .favicon(this.favicon)
+                .online(this.online)
+                .max(this.maxOnline)
                 .build();
     }