init

src/main/java/systems/brn/justteleportalready/Justteleportalready.java

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+package systems.brn.justteleportalready;
+
+import net.fabricmc.api.ModInitializer;
+import net.fabricmc.fabric.api.gamerule.v1.GameRuleFactory;
+import net.fabricmc.fabric.api.gamerule.v1.GameRuleRegistry;
+import net.minecraft.world.GameRules;
+
+public class Justteleportalready implements ModInitializer {
+    public static final GameRules.Key<GameRules.IntRule> Entity_Portal_Cooldown =
+                GameRuleRegistry.register("entityPortalCooldown", GameRules.Category.MOBS, GameRuleFactory.createIntRule(300));
+    public static final GameRules.Key<GameRules.IntRule> Enderpearl_Damage =
+            GameRuleRegistry.register("enderpearlDamage", GameRules.Category.PLAYER, GameRuleFactory.createIntRule(5));
+    @Override
+    public void onInitialize() {
+    }
+}

src/main/java/systems/brn/justteleportalready/mixin/DontHurtMePearlMixin.java

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+package systems.brn.justteleportalready.mixin;
+
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.damage.DamageSource;
+import net.minecraft.world.World;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import static systems.brn.justteleportalready.Justteleportalready.Enderpearl_Damage;
+
+@Mixin(net.minecraft.entity.projectile.thrown.EnderPearlEntity.class)
+public class DontHurtMePearlMixin {
+
+    @Redirect(method = "onCollision(Lnet/minecraft/util/hit/HitResult;)V",
+            at = @At(value = "INVOKE",
+                    target = "Lnet/minecraft/entity/Entity;damage(Lnet/minecraft/entity/damage/DamageSource;F)Z"))
+    private boolean redirectDamage(Entity entity, DamageSource source, float amount) {
+        World world = entity.getWorld();
+        entity.damage(source, world.getGameRules().getInt(Enderpearl_Damage));
+        return false;
+    }
+}

src/main/java/systems/brn/justteleportalready/mixin/JustTeleportAlreadyMixin.java

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+package systems.brn.justteleportalready.mixin;
+
+import net.minecraft.world.World;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import static systems.brn.justteleportalready.Justteleportalready.Entity_Portal_Cooldown;
+
+@Mixin(net.minecraft.entity.Entity.class)
+public class JustTeleportAlreadyMixin {
+    @Shadow private World world;
+
+    @Inject(method = "getDefaultPortalCooldown",
+            at = @At(value = "RETURN"),
+            cancellable = true)
+    private void getDefaultPortalCooldown(CallbackInfoReturnable<Integer> cir) {
+        cir.setReturnValue(world.getGameRules().getInt(Entity_Portal_Cooldown));
+    }
+
+    @Shadow protected int portalCooldown;
+    @Inject(method = "tickPortalCooldown", at = @At(value = "RETURN"))
+    private void tickPortalCooldown(CallbackInfo ci) {
+        int maxCooldown = world.getGameRules().getInt(Entity_Portal_Cooldown);
+        if (portalCooldown > maxCooldown) {
+            portalCooldown = maxCooldown;
+        }
+    }
+}

src/main/resources/fabric.mod.json

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+{
+  "schemaVersion": 1,
+  "id": "justteleportalready",
+  "version": "${version}",
+  "name": "justteleportalready",
+  "description": "",
+  "authors": [],
+  "contact": {
+    "repo": "https://git.brn.systems/BRNSystems/justteleportalreadyatencryptor"
+  },
+  "license": "MIT",
+  "icon": "assets/justteleportalready/icon.png",
+  "environment": "*",
+  "entrypoints": {
+    "main": [
+      "systems.brn.justteleportalready.Justteleportalready"
+    ]
+  },
+  "mixins": [
+    "justteleportalready.mixins.json"
+  ],
+  "depends": {
+    "fabricloader": ">=${loader_version}",
+    "fabric": "*",
+    "minecraft": "${minecraft_version}"
+  }
+}

src/main/resources/justteleportalready.mixins.json

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+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "systems.brn.justteleportalready.mixin",
+  "compatibilityLevel": "JAVA_21",
+  "mixins": [
+    "DontHurtMePearlMixin"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}