Move handler names to the platform

As needs platform handling it should be directly exposed to the wrapper rather than being in the storage

Author: FlorianMichael

common/src/main/java/com/viaversion/viarewind/api/ViaRewindPlatform.java

@@ -70,4 +70,23 @@ default void init(final File configFile) {
 	 * @return data folder
 	 */
 	File getDataFolder();
+
+	/**
+	 * Returns the platform's compression handler name. Only used in the 1.8 -> 1.7 protocol.
+	 *
+	 * @return the compression handler name
+	 */
+	default String compressHandlerName() {
+		return "compress";
+	}
+
+	/**
+	 * Returns the platform's decompression handler name. Only used in the 1.8 -> 1.7 protocol.
+	 *
+	 * @return the decompression handler name
+	 */
+	default String decompressHandlerName() {
+		return "decompress";
+	}
+
 }

common/src/main/java/com/viaversion/viarewind/protocol/v1_8to1_7_6_10/provider/compression/TrackingCompressionHandlerProvider.java

@@ -17,6 +17,7 @@
  */
 package com.viaversion.viarewind.protocol.v1_8to1_7_6_10.provider.compression;
 
+import com.viaversion.viarewind.ViaRewind;
 import com.viaversion.viarewind.api.minecraft.netty.EmptyChannelHandler;
 import com.viaversion.viarewind.api.minecraft.netty.ForwardMessageToByteEncoder;
 import com.viaversion.viarewind.protocol.v1_8to1_7_6_10.provider.CompressionHandlerProvider;
@@ -31,34 +32,23 @@ public class TrackingCompressionHandlerProvider extends CompressionHandlerProvid
 	public void onHandleLoginCompressionPacket(UserConnection user, int threshold) {
 		final ChannelPipeline pipeline = user.getChannel().pipeline();
 		if (user.isClientSide()) {
-			pipeline.addBefore(Via.getManager().getInjector().getEncoderName(), compressHandlerName(), getEncoder(threshold));
-			pipeline.addBefore(Via.getManager().getInjector().getDecoderName(), decompressHandlerName(), getDecoder(threshold));
+			pipeline.addBefore(Via.getManager().getInjector().getEncoderName(), ViaRewind.getPlatform().compressHandlerName(), getEncoder(threshold));
+			pipeline.addBefore(Via.getManager().getInjector().getDecoderName(), ViaRewind.getPlatform().decompressHandlerName(), getDecoder(threshold));
 		} else {
 			setCompressionEnabled(user, true); // We need to remove compression for 1.7 clients
 		}
 	}
 
-	public String compressHandlerName() {
-		return "compress";
-	}
-
-	public String decompressHandlerName() {
-		return "decompress";
-	}
-
 	@Override
 	public void onTransformPacket(UserConnection user) {
 		if (isCompressionEnabled(user)) {
 			final ChannelPipeline pipeline = user.getChannel().pipeline();
 
 			String compressor = null;
 			String decompressor = null;
-			if (pipeline.get(compressHandlerName()) != null) { // ViaVersion
-				compressor = compressHandlerName();
-				decompressor = decompressHandlerName();
-			} else if (pipeline.get("compression-encoder") != null) { // Velocity
-				compressor = "compression-encoder";
-				decompressor = "compression-decoder";
+			if (pipeline.get(ViaRewind.getPlatform().compressHandlerName()) != null) {
+				compressor = ViaRewind.getPlatform().compressHandlerName();
+				decompressor = ViaRewind.getPlatform().decompressHandlerName();
 			}
 
 			if (compressor != null) { // We can neutralize the effect of compressor to the client

velocity/src/main/java/com/viaversion/viarewind/VelocityPlugin.java

@@ -68,4 +68,15 @@ public File getDataFolder() {
 	public Logger getLogger() {
 		return this.logger;
 	}
+
+	@Override
+	public String compressHandlerName() {
+		return "compression-encoder";
+	}
+
+	@Override
+	public String decompressHandlerName() {
+		return "compression-decoder";
+	}
+
 }