update for minecraft 1.20.0 (#9)

gradle.properties

@@ -2,14 +2,14 @@
 org.gradle.jvmargs=-Xmx1G
 
 # Mod
-mod_version = 0.2.1+1.19.4-prerelease
+mod_version = 0.3.0+1.20.0-prerelease
 maven_group = net.pcal
 archives_base_name = highspeed-rail
 
 # Fabric & Minecraft - https://fabricmc.net/develop
-minecraft_version=1.19.4
-yarn_mappings=1.19.4+build.1
-loader_version=0.14.19
+minecraft_version=1.20
+yarn_mappings=1.20+build.1
+loader_version=0.14.21
 
 #Fabric api
-fabric_version=0.76.0+1.19.4
+fabric_version=0.83.0+1.20

src/main/java/net/pcal/highspeed/mixins/AbstractMinecartEntityMixin.java

@@ -63,13 +63,13 @@ private double getModifiedMaxSpeed() {
                 currentPos.getY(),
                 currentPos.getZ() + MathHelper.sign(v.getZ())
         );
-        final BlockState nextState = minecart.world.getBlockState(nextPos);
+        final BlockState nextState = minecart.getWorld().getBlockState(nextPos);
         if (nextState.getBlock() instanceof AbstractRailBlock rail) {
             final RailShape shape = nextState.get(rail.getShapeProperty());
             if (shape == RailShape.NORTH_EAST || shape == RailShape.NORTH_WEST || shape == RailShape.SOUTH_EAST || shape == RailShape.SOUTH_WEST) {
                 return maxSpeed = VANILLA_MAX_SPEED;
             } else {
-                final BlockState underState = minecart.world.getBlockState(currentPos.down());
+                final BlockState underState = minecart.getWorld().getBlockState(currentPos.down());
                 final Identifier underBlockId = Registries.BLOCK.getId(underState.getBlock());
                 final Integer cartSpeedBps = HighspeedService.getInstance().getCartSpeed(underBlockId);
                 if (cartSpeedBps != null) {
@@ -97,7 +97,7 @@ private void updateSpeedometer() {
         final HighspeedService service = HighspeedService.getInstance();
         if (!service.isSpeedometerEnabled()) return;
         final AbstractMinecartEntity minecart = (AbstractMinecartEntity) (Object) this;
-        if (!minecart.world.isClient) return;
+        if (!minecart.getWorld().isClient) return;
         final HighspeedClientService client = service.getClientService();
         if (!client.isPlayerRiding(minecart)) return;
         final double override = getModifiedMaxSpeed();

src/main/resources/fabric.mod.json

@@ -23,7 +23,7 @@
   "depends": {
     "fabricloader": ">=0.11.3",
     "fabric": "*",
-    "minecraft": "1.19.x",
+    "minecraft": "1.20.x",
     "java": ">=17"
   },
   "conflicts": {}