more entity events and entity item api

src/main/java/carpet/fakes/EntityInterface.java

@@ -4,6 +4,7 @@ import carpet.script.CarpetContext;
 import carpet.script.CarpetEventServer;
 import carpet.script.ScriptHost;
 import carpet.script.value.Value;
+import net.minecraft.entity.damage.DamageSource;
 
 import java.util.List;
 
@@ -13,8 +14,8 @@ public interface EntityInterface
     //scarpet part
     void onDeathCallback(String reason);
     void setDeathCallback(CarpetContext cc, String function, List<Value> extraArgs);
-    void onDamageCallback();
+    void onDamageCallback(float amount, DamageSource source);
     void setDamageCallback(CarpetContext cc, String function, List<Value> extraArgs);
-    void onRemovedCallback();
     void setRemovedCallback(CarpetContext cc, String function, List<Value> extraArgs);
+    void setTickCallback(CarpetContext cc, String function, List<Value> extraArgs);
 }

src/main/java/carpet/fakes/ItemEntityInterface.java

@@ -0,0 +1,7 @@
+package carpet.fakes;
+
+public interface ItemEntityInterface
+{
+    int getAge();
+    int getPickupDelay();
+}

src/main/java/carpet/mixins/DamageTracker_scarpetEventMixin.java

@@ -0,0 +1,24 @@
+package carpet.mixins;
+
+import carpet.fakes.EntityInterface;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.damage.DamageSource;
+import net.minecraft.entity.damage.DamageTracker;
+import org.spongepowered.asm.mixin.Final;
+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;
+
+@Mixin(DamageTracker.class)
+public class DamageTracker_scarpetEventMixin
+{
+    @Shadow @Final private LivingEntity entity;
+
+    @Inject(method = "onDamage", at = @At("HEAD"))
+    private void onDamageTaken(DamageSource damageSource_1, float float_1, float float_2, CallbackInfo ci)
+    {
+        ((EntityInterface)entity).onDamageCallback(float_2, damageSource_1);
+    }
+}

src/main/java/carpet/mixins/Entity_scarpetEventsMixin.java

@@ -8,6 +8,7 @@ import carpet.script.ScriptHost;
 import carpet.script.value.Value;
 import carpet.settings.CarpetSettings;
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.damage.DamageSource;
 import org.lwjgl.system.CallbackI;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
@@ -23,16 +24,11 @@ public abstract class Entity_scarpetEventsMixin implements EntityInterface
     @Shadow public boolean removed;
     private CarpetEventServer.ScheduledCall deathCall;
     private CarpetEventServer.ScheduledCall removeCall;
+    private CarpetEventServer.ScheduledCall tickCall;
+    private CarpetEventServer.ScheduledCall damageCall;
+
 
 
-    @Override
-    public void onDeathCallback(String reason)
-    {
-        if (deathCall != null)
-        {
-            CarpetServer.scriptServer.events.onEntityDeath(deathCall, (Entity)(Object)this, reason);
-        }
-    }
 
     @Override
     public void setDeathCallback(CarpetContext cc, String function, List<Value> extraArgs)
@@ -46,6 +42,47 @@ public abstract class Entity_scarpetEventsMixin implements EntityInterface
         removeCall = CarpetServer.scriptServer.events.makeRemovedCall(cc, function, extraArgs);
     }
 
+    @Override
+    public void setTickCallback(CarpetContext cc, String function, List<Value> extraArgs)
+    {
+        tickCall = CarpetServer.scriptServer.events.makeTickCall(cc, function, extraArgs);
+    }
+
+    @Override
+    public void setDamageCallback(CarpetContext cc, String function, List<Value> extraArgs)
+    {
+        damageCall = CarpetServer.scriptServer.events.makeDamageCall(cc, function, extraArgs);
+    }
+
+
+    @Override
+    public void onDeathCallback(String reason)
+    {
+        if (deathCall != null)
+        {
+            CarpetServer.scriptServer.events.onEntityDeath(deathCall, (Entity)(Object)this, reason);
+        }
+    }
+
+    @Override
+    public void onDamageCallback(float amount, DamageSource source)
+    {
+        if (damageCall != null)
+        {
+            CarpetServer.scriptServer.events.onEntityDamage(damageCall, (Entity)(Object)this, amount, source);
+        }
+    }
+
+
+    @Inject(method = "tick", at = @At("HEAD"))
+    private void onTickCall(CallbackInfo ci)
+    {
+        if (tickCall != null)
+        {
+            CarpetServer.scriptServer.events.onEntityTick(tickCall, (Entity) (Object) this);
+        }
+    }
+
 
     @Inject(method = "remove", at = @At("HEAD"))
     private void onRemove(CallbackInfo ci)

src/main/java/carpet/mixins/ItemEntityMixin.java

@@ -2,7 +2,7 @@ package carpet.mixins;
 
 import carpet.settings.CarpetSettings;
 import carpet.helpers.InventoryHelper;
-import carpet.utils.IItemEntity;
+import carpet.fakes.ItemEntityInterface;
 import net.minecraft.block.ShulkerBoxBlock;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityType;
@@ -18,7 +18,8 @@ import org.spongepowered.asm.mixin.injection.Redirect;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(ItemEntity.class)
-public abstract class ItemEntityMixin extends Entity implements IItemEntity {
+public abstract class ItemEntityMixin extends Entity implements ItemEntityInterface
+{
     private static final int SHULKERBOX_MAX_STACK_AMOUNT = 64;
 
     @Shadow private int age;
@@ -89,8 +90,8 @@ public abstract class ItemEntityMixin extends Entity implements IItemEntity {
             selfStack.increment(amount);
             self.setStack(selfStack);
 
-            this.pickupDelay = Math.max(((IItemEntity)other).getPickupDelay(), this.pickupDelay);
+            this.pickupDelay = Math.max(((ItemEntityInterface)other).getPickupDelay(), this.pickupDelay);
-            this.age = Math.min(((IItemEntity)other).getAge(), this.age);
+            this.age = Math.min(((ItemEntityInterface)other).getAge(), this.age);
 
             otherStack.decrement(amount);
             if (otherStack.isEmpty())

src/main/java/carpet/script/CarpetEventServer.java

@@ -9,6 +9,7 @@ import carpet.script.value.StringValue;
 import carpet.script.value.Value;
 import carpet.settings.CarpetSettings;
 import net.minecraft.block.BlockState;
+import net.minecraft.entity.damage.DamageSource;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.server.command.ServerCommandSource;
 import net.minecraft.entity.Entity;
@@ -390,6 +391,15 @@ public class CarpetEventServer
     {
         return makeEventCall(cc, function, extraArgs, 1);
     }
+    public ScheduledCall makeTickCall(CarpetContext cc, String function, List<Value> extraArgs)
+    {
+        return makeEventCall(cc, function, extraArgs, 1);
+    }
+    public ScheduledCall makeDamageCall(CarpetContext cc, String function, List<Value> extraArgs)
+    {
+        return makeEventCall(cc, function, extraArgs, 3);
+    }
+
 
 
     public void onEntityDeath(ScheduledCall call, Entity e, String reason)
@@ -400,5 +410,20 @@ public class CarpetEventServer
     {
         removeCall.execute(Collections.singletonList((c, t) -> new EntityValue(entity)));
     }
+    public void onEntityTick(ScheduledCall tickCall, Entity entity)
+    {
+        tickCall.execute(Collections.singletonList((c, t) -> new EntityValue(entity)));
+    }
+    public void onEntityDamage(ScheduledCall call, Entity e, float amount, DamageSource source)
+    {
+        call.execute(Arrays.asList(
+                (c, t) -> new EntityValue(e),
+                (c, t) -> new NumericValue(amount),
+                (c, t) -> new StringValue(source.getName()),
+                (c, t) -> source.getAttacker()==null?Value.NULL:new EntityValue(source.getAttacker())
+        ));
+    }
+
+
 
 }

src/main/java/carpet/script/value/EntityValue.java

@@ -1,6 +1,7 @@
 package carpet.script.value;
 
 import carpet.fakes.EntityInterface;
+import carpet.fakes.ItemEntityInterface;
 import carpet.fakes.MobEntityInterface;
 import carpet.helpers.Tracer;
 import carpet.script.CarpetContext;
@@ -216,8 +217,8 @@ public class EntityValue extends Value
         put("age", (e, a) -> new NumericValue(e.age));
         put("item", (e, a) -> (e instanceof ItemEntity)?new StringValue(((ItemEntity) e).getStack().getName().getString()):Value.NULL);
         put("count", (e, a) -> (e instanceof ItemEntity)?new NumericValue(((ItemEntity) e).getStack().getCount()):Value.NULL);
+        put("pickup_delay", (e, a) -> (e instanceof ItemEntity)?new NumericValue(((ItemEntityInterface) e).getPickupDelay()):Value.NULL);
         // ItemEntity -> despawn timer via ssGetAge
-        // TODO item pickup delay read and write
         put("is_baby", (e, a) -> (e instanceof LivingEntity)?new NumericValue(((LivingEntity) e).isBaby()):Value.NULL);
         put("target", (e, a) -> {
             if (e instanceof MobEntity)
@@ -692,6 +693,13 @@ public class EntityValue extends Value
             }
         }); //requires mixing
 
+        put("pickup_delay", (e, v) ->
+        {
+            if (e instanceof ItemEntity)
+            {
+                ((ItemEntity) e).setPickupDelay((int)NumericValue.asNumber(v).getLong());
+            }
+        });
 
         // gamemode
         // spectate
@@ -721,5 +729,7 @@ public class EntityValue extends Value
     private static Map<String, Fluff.QuadConsumer<CarpetContext, Entity, String, List<Value>>> events = new HashMap<String, Fluff.QuadConsumer<CarpetContext, Entity, String, List<Value>>>() {{
         put("on_death", (c, e, f, l) -> ((EntityInterface)e).setDeathCallback(c, f, l));
         put("on_removed", (c, e, f, l) -> ((EntityInterface)e).setRemovedCallback(c, f, l));
+        put("on_tick", (c, e, f, l) -> ((EntityInterface)e).setTickCallback(c, f, l));
+        put("on_damage", (c, e, f, l) -> ((EntityInterface)e).setDamageCallback(c, f, l));
     }};
 }

src/main/java/carpet/utils/IItemEntity.java

@@ -1,6 +0,0 @@
-package carpet.utils;
-
-public interface IItemEntity {
-    int getAge();
-    int getPickupDelay();
-}

src/main/resources/carpet.mixins.json

@@ -119,6 +119,7 @@
 
     "Entity_scarpetEventsMixin",
     "LivingEntity_scarpetEventsMixin",
+    "DamageTracker_scarpetEventMixin",
 
 
     "PistonBlock_movableTEMixin",