Updated ViaProxy API usage

Author: RaphiMC

src/main/java/net/raphimc/openauthmodplugin/OpenAuthModConstants.java

@@ -0,0 +1,37 @@
+/*
+ * This file is part of ViaProxyOpenAuthMod - https://github.com/ViaVersionAddons/ViaProxyOpenAuthMod
+ * Copyright (C) 2024-2025 RK_01/RaphiMC and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.raphimc.openauthmodplugin;
+
+import java.math.BigInteger;
+import java.nio.charset.StandardCharsets;
+
+public class OpenAuthModConstants {
+
+    public static final String BASE_CHANNEL = "oam:";
+    public static final byte[] LEGACY_MAGIC_BYTES = new byte[]{2, 20, 12, 3}; // 1.8 - 1.12.2
+    public static final String LEGACY_MAGIC_STRING = new String(LEGACY_MAGIC_BYTES, StandardCharsets.UTF_8); // 1.8 - 1.12.2
+    public static final int LEGACY_MAGIC_INT = -new BigInteger(LEGACY_MAGIC_BYTES).intValueExact(); // 1.8 - 1.12.2
+
+    // Request
+    public static final String JOIN_CHANNEL = BASE_CHANNEL + "join"; // 1.8 - latest
+    public static final String SIGN_NONCE_CHANNEL = BASE_CHANNEL + "sign_nonce"; // 1.19 - latest
+
+    // Response
+    public static final String DATA_CHANNEL = BASE_CHANNEL + "data"; // 1.8 - latest
+
+}

src/main/java/net/raphimc/openauthmodplugin/OpenAuthModPacketHandler.java

@@ -31,7 +31,6 @@
 import net.raphimc.netminecraft.packet.impl.login.S2CLoginCustomQueryPacket;
 import net.raphimc.netminecraft.packet.impl.login.S2CLoginDisconnectPacket;
 import net.raphimc.netminecraft.packet.impl.play.S2CPlayCustomPayloadPacket;
-import net.raphimc.viaproxy.proxy.external_interface.OpenAuthModConstants;
 import net.raphimc.viaproxy.proxy.packethandler.PacketHandler;
 import net.raphimc.viaproxy.proxy.session.ProxyConnection;
 

src/main/java/net/raphimc/openauthmodplugin/OpenAuthModPlugin.java

@@ -29,7 +29,6 @@
 import net.raphimc.viaproxy.plugins.events.JoinServerRequestEvent;
 import net.raphimc.viaproxy.plugins.events.ViaProxyLoadedEvent;
 import net.raphimc.viaproxy.protocoltranslator.viaproxy.ViaProxyConfig;
-import net.raphimc.viaproxy.proxy.external_interface.OpenAuthModConstants;
 import net.raphimc.viaproxy.ui.I18n;
 
 import java.util.Map;