Add welcome message

src/main/java/org/geysermc/connect/GeyserConnectConfig.java

@@ -52,6 +52,9 @@ public class GeyserConnectConfig {
 
     private String motd;
 
+    @JsonProperty("welcome-file")
+    private String welcomeFile = "welcome.txt";
+
     @JsonProperty("debug-mode")
     private boolean debugMode;
 

src/main/java/org/geysermc/connect/MasterServer.java

@@ -119,6 +119,11 @@ public class MasterServer {
 
         storageManager.setupStorage();
 
+        // Create the base welcome.txt file
+        try {
+            FileUtils.fileOrCopiedFromResource(new File(MasterServer.getInstance().getGeyserConnectConfig().getWelcomeFile()), "welcome.txt", (x) -> x);
+        } catch (IOException ignored) { }
+
         start(geyserConnectConfig.getPort());
 
         logger.start();

src/main/java/org/geysermc/connect/PacketHandler.java

@@ -48,8 +48,9 @@ import org.geysermc.connector.entity.attribute.AttributeType;
 import org.geysermc.connector.network.BedrockProtocol;
 import org.geysermc.connector.network.session.auth.BedrockClientData;
 import org.geysermc.connector.utils.AttributeUtils;
-import org.geysermc.connector.utils.LanguageUtils;
+import org.geysermc.connector.utils.FileUtils;
 
+import java.io.File;
 import java.io.IOException;
 import java.security.interfaces.ECPublicKey;
 import java.util.ArrayList;
@@ -203,7 +204,17 @@ public class PacketHandler implements BedrockPacketHandler {
     public boolean handle(SetLocalPlayerAsInitializedPacket packet) {
         masterServer.getLogger().debug("Player initialized: " + player.getDisplayName());
 
-        player.sendWindow(FormID.MAIN, UIHandler.getServerList(player.getServers()));;
+        String message = "";
+        try {
+            File messageFile = FileUtils.fileOrCopiedFromResource(new File(MasterServer.getInstance().getGeyserConnectConfig().getWelcomeFile()), "welcome.txt", (x) -> x);
+            message = new String(FileUtils.readAllBytes(messageFile));
+        } catch (IOException ignored) { }
+
+        if (!message.trim().isEmpty()) {
+            player.sendWindow(FormID.WELCOME, UIHandler.getMessageWindow(message));
+        } else {
+            player.sendWindow(FormID.MAIN, UIHandler.getServerList(player.getServers()));
+        }
 
         return false;
     }
@@ -225,6 +236,10 @@ public class PacketHandler implements BedrockPacketHandler {
         } else {
             // Send the response to the correct response function
             switch (id) {
+                case WELCOME:
+                    player.sendWindow(FormID.MAIN, UIHandler.getServerList(player.getServers()));
+                    break;
+
                 case MAIN:
                     UIHandler.handleServerListResponse(player, (SimpleFormResponse) window.getResponse());
                     break;

src/main/java/org/geysermc/connect/ui/FormID.java

@@ -30,6 +30,7 @@ import lombok.Getter;
 @Getter
 public enum FormID {
 
+    WELCOME,
     MAIN,
     DIRECT_CONNECT(true),
     EDIT_SERVERS(true),

src/main/java/org/geysermc/connect/ui/UIHandler.java

@@ -182,6 +182,13 @@ public class UIHandler {
                 .build();
     }
 
+    public static FormWindow getMessageWindow(String message) {
+        CustomFormWindow window = new CustomFormBuilder("Notice")
+                .addComponent(new LabelComponent(message))
+                .build();
+        return window;
+    }
+
     /**
      * Handle the server list response
      *

src/main/resources/config.yml

@@ -20,6 +20,10 @@ max-players: 100
 # MOTD to display
 motd: "GeyserConnect Proxy"
 
+# Welcome message file, if file exists and is not empty this will show on join
+# This is loaded live so will update without a server restart
+welcome-file: welcome.txt
+
 # Config for the Geyser listener
 geyser:
   # The port that will listen for connections