From 7fbb61076b0feaabf3fd4d0aacc2f637b52e100d Mon Sep 17 00:00:00 2001
From: RaphiMC <50594595+RaphiMC@users.noreply.github.com>
Date: Tue, 27 Feb 2024 18:47:07 +0100
Subject: [PATCH] Added config option to enable sprinting for <= beta 1.7.3
 servers

---
 src/main/java/net/raphimc/vialegacy/ViaLegacyConfig.java   | 7 +++++++
 .../net/raphimc/vialegacy/platform/ViaLegacyConfig.java    | 2 ++
 .../Protocolb1_8_0_1tob1_7_0_3.java                        | 7 +++++++
 src/main/resources/assets/vialegacy/vialegacy.yml          | 3 +++
 4 files changed, 19 insertions(+)

diff --git a/src/main/java/net/raphimc/vialegacy/ViaLegacyConfig.java b/src/main/java/net/raphimc/vialegacy/ViaLegacyConfig.java
index 7f44cb0..515b034 100644
--- a/src/main/java/net/raphimc/vialegacy/ViaLegacyConfig.java
+++ b/src/main/java/net/raphimc/vialegacy/ViaLegacyConfig.java
@@ -34,6 +34,7 @@ public class ViaLegacyConfig extends Config implements net.raphimc.vialegacy.pla
     private boolean soundEmulation;
     private boolean oldBiomes;
     private boolean remapBasedOnColor;
+    private boolean enableB1_7_3Sprinting;
     private int classicChunkRange;
     private boolean enableClassicFly;
 
@@ -55,6 +56,7 @@ public class ViaLegacyConfig extends Config implements net.raphimc.vialegacy.pla
         this.soundEmulation = this.getBoolean("sound-emulation", true);
         this.oldBiomes = this.getBoolean("old-biomes", true);
         this.remapBasedOnColor = this.getBoolean("remap-based-on-color", true);
+        this.enableB1_7_3Sprinting = this.getBoolean("enable-b1_7_3-sprinting", false);
         this.classicChunkRange = this.getInt("classic-chunk-range", 10);
         this.enableClassicFly = this.getBoolean("enable-classic-fly", false);
     }
@@ -108,6 +110,11 @@ public class ViaLegacyConfig extends Config implements net.raphimc.vialegacy.pla
         return this.remapBasedOnColor;
     }
 
+    @Override
+    public boolean enableB1_7_3Sprinting() {
+        return this.enableB1_7_3Sprinting;
+    }
+
     @Override
     public int getClassicChunkRange() {
         return this.classicChunkRange;
diff --git a/src/main/java/net/raphimc/vialegacy/platform/ViaLegacyConfig.java b/src/main/java/net/raphimc/vialegacy/platform/ViaLegacyConfig.java
index 4fd8f7e..f1b5f27 100644
--- a/src/main/java/net/raphimc/vialegacy/platform/ViaLegacyConfig.java
+++ b/src/main/java/net/raphimc/vialegacy/platform/ViaLegacyConfig.java
@@ -35,6 +35,8 @@ public interface ViaLegacyConfig extends Config {
 
     boolean isRemapBasedOnColor();
 
+    boolean enableB1_7_3Sprinting();
+
     int getClassicChunkRange();
 
     boolean enableClassicFly();
diff --git a/src/main/java/net/raphimc/vialegacy/protocols/beta/protocolb1_8_0_1tob1_7_0_3/Protocolb1_8_0_1tob1_7_0_3.java b/src/main/java/net/raphimc/vialegacy/protocols/beta/protocolb1_8_0_1tob1_7_0_3/Protocolb1_8_0_1tob1_7_0_3.java
index cd967e7..4d419c1 100644
--- a/src/main/java/net/raphimc/vialegacy/protocols/beta/protocolb1_8_0_1tob1_7_0_3/Protocolb1_8_0_1tob1_7_0_3.java
+++ b/src/main/java/net/raphimc/vialegacy/protocols/beta/protocolb1_8_0_1tob1_7_0_3/Protocolb1_8_0_1tob1_7_0_3.java
@@ -27,6 +27,7 @@ import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
 import com.viaversion.viaversion.api.protocol.packet.State;
 import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
 import com.viaversion.viaversion.api.type.Type;
+import net.raphimc.vialegacy.ViaLegacy;
 import net.raphimc.vialegacy.api.data.BlockList1_6;
 import net.raphimc.vialegacy.api.data.ItemList1_6;
 import net.raphimc.vialegacy.api.protocol.StatelessProtocol;
@@ -96,6 +97,12 @@ public class Protocolb1_8_0_1tob1_7_0_3 extends StatelessProtocol<ClientboundPac
                 create(Type.SHORT, (short) 6); // food
                 create(Type.FLOAT, 0F); // saturation
                 handler(wrapper -> wrapper.user().get(PlayerHealthTracker.class).setHealth(wrapper.get(Type.SHORT, 0)));
+                handler(wrapper -> {
+                    if (ViaLegacy.getConfig().enableB1_7_3Sprinting()) {
+                        wrapper.set(Type.SHORT, 1, (short) 20); // food
+                        wrapper.set(Type.FLOAT, 0, 0F); // saturation
+                    }
+                });
             }
         });
         this.registerClientbound(ClientboundPacketsb1_7.RESPAWN, new PacketHandlers() {
diff --git a/src/main/resources/assets/vialegacy/vialegacy.yml b/src/main/resources/assets/vialegacy/vialegacy.yml
index c211487..4617337 100644
--- a/src/main/resources/assets/vialegacy/vialegacy.yml
+++ b/src/main/resources/assets/vialegacy/vialegacy.yml
@@ -21,6 +21,9 @@ old-biomes: true
 # Remap <= 1.1 biomes based on color
 remap-based-on-color: true
 #
+# Enables sprinting for versions below beta 1.8. !THIS CAN CAUSE ISSUES WITH ANTI-CHEAT PLUGINS!
+enable-b1_7_3-sprinting: false
+#
 # Classic chunk loading range
 classic-chunk-range: 10
 #