Filter pointer passes the index

Author: emyfops

common/src/main/kotlin/com/lambda/module/modules/movement/EntityControl.kt

@@ -30,7 +30,7 @@ object EntityControl : Module(
 
     init {
         listener<TickEvent.Pre> {
-            getEntities(player.pos, 8.0, theHonses, { horse -> horse.setHorseFlag(4, true) })
+            getEntities(player.pos, 8.0, theHonses, { horse, _ -> horse.setHorseFlag(4, true) })
         }
 
         /*listener<MovementEvent.Pre> {

common/src/main/kotlin/com/lambda/module/modules/movement/RocketExtend.kt

@@ -28,7 +28,7 @@ object RocketExtend : Module(
 
             if (event.packet is EntitiesDestroyS2CPacket) {
                 event.packet.entityIds.map(world::getEntityById)
-                    .filterPointer(extendedRockets, { event.packet.entityIds.removeInt(it.id) }) { rocket -> rocket.shooter == player }
+                    .filterPointer(extendedRockets, { _, id -> event.packet.entityIds.removeInt(id) }) { rocket -> rocket.shooter == player }
             }
         }
 

common/src/main/kotlin/com/lambda/util/collections/Extensions.kt

@@ -11,12 +11,14 @@ package com.lambda.util.collections
  * @param R The target type to filter elements to.
  * @param C The type of the destination mutable collection.
  * @param destination The mutable collection to which the filtered elements will be added.
+ * @param iterator The iterator function that processes the filtered elements and their index.
  * @param predicate The predicate function that determines whether an element should be included based on its type and other criteria.
  */
 inline fun <reified R, C : MutableCollection<in R>> Iterable<*>.filterPointer(
     destination: C?,
-    iterator: (R) -> Unit,
+    iterator: (R, Int) -> Unit,
     predicate: (R) -> Boolean,
 ) {
-    for (element in this) if (element is R && predicate(element)) { iterator(element); destination?.add(element) }
+    var index = 0
+    for (element in this) if (element is R && predicate(element)) { iterator(element, index++); destination?.add(element) }
 }

common/src/main/kotlin/com/lambda/util/world/WorldUtils.kt

@@ -58,7 +58,7 @@ object WorldUtils {
         var closest: T? = null
         var closestDistance = Double.MAX_VALUE
 
-        val comparator = { entity: T ->
+        val comparator = { entity: T, _: Int ->
             val distance = pos.squaredDistanceTo(entity.pos)
             if (distance < closestDistance) {
                 closest = entity
@@ -103,7 +103,7 @@ object WorldUtils {
         pos: Vec3d,
         distance: Double,
         pointer: MutableList<T>? = null,
-        iterator: (T) -> Unit = {},
+        iterator: (T, Int) -> Unit = { _, _ -> },
         predicate: (T) -> Boolean = { true },
     ) {
         val chunks = ceil(distance / 16).toInt()
@@ -144,7 +144,7 @@ object WorldUtils {
         pos: Vec3d,
         distance: Double,
         pointer: MutableList<T>? = null,
-        iterator: (T) -> Unit = {},
+        iterator: (T, Int) -> Unit = { _, _ -> },
         predicate: (T) -> Boolean = { true },
     ) {
         world.entities.filterPointer(pointer, iterator) { entity ->
@@ -171,7 +171,7 @@ object WorldUtils {
         rangeY: Int,
         rangeZ: Int,
         pointer: MutableList<Block>? = null,
-        iterator: (Block) -> Unit = {},
+        iterator: (Block, Int) -> Unit = { _, _ -> },
         predicate: (Block) -> Boolean = { true },
     ) = searchBlock(pos, Vec3i(rangeX, rangeY, rangeZ), pointer, iterator, predicate)
 
@@ -188,7 +188,7 @@ object WorldUtils {
         pos: Vec3i,
         range: Vec3i,
         pointer: MutableList<Block>? = null,
-        iterator: (Block) -> Unit = {},
+        iterator: (Block, Int) -> Unit = { _, _ -> },
         predicate: (Block) -> Boolean = { true },
     ) {
         // TODO: Implement O(1) pointer mapping
@@ -212,7 +212,7 @@ object WorldUtils {
         pos: Vec3i,
         range: Vec3i,
         pointer: MutableList<T>? = null,
-        iterator: (T) -> Unit = {},
+        iterator: (T, Int) -> Unit = { _, _ -> },
         predicate: (T) -> Boolean = { true },
     ) {
         // TODO: Implement O(1) pointer mapping