feat(NoFall): PacketJump (#5291)

supersedes Hoplite (removed)

src/main/kotlin/net/ccbluex/liquidbounce/features/module/modules/player/nofall/ModuleNoFall.kt

@@ -37,6 +37,7 @@ object ModuleNoFall : ClientModule("NoFall", Category.PLAYER) {
             NoFallSpoofGround,
             NoFallNoGround,
             NoFallPacket,
+            NoFallPacketJump,
             NoFallMLG,
             NoFallRettungsplatform,
             NoFallSpartan524Flag,
@@ -45,7 +46,6 @@ object ModuleNoFall : ClientModule("NoFall", Category.PLAYER) {
             NoFallVerus,
             NoFallForceJump,
             NoFallBlink,
-            NoFallHoplite,
             NoFallHypixelPacket,
             NoFallHypixel,
         )

src/main/kotlin/net/ccbluex/liquidbounce/features/module/modules/player/nofall/modes/NoFallPacketJump.kt

@@ -0,0 +1,75 @@
+package net.ccbluex.liquidbounce.features.module.modules.player.nofall.modes
+
+import net.ccbluex.liquidbounce.config.types.Choice
+import net.ccbluex.liquidbounce.config.types.ChoiceConfigurable
+import net.ccbluex.liquidbounce.event.events.PacketEvent
+import net.ccbluex.liquidbounce.event.events.PlayerTickEvent
+import net.ccbluex.liquidbounce.event.handler
+import net.ccbluex.liquidbounce.features.module.modules.player.nofall.ModuleNoFall
+import net.ccbluex.liquidbounce.utils.client.MovePacketType
+import net.minecraft.entity.attribute.EntityAttributes
+import net.minecraft.network.packet.c2s.play.PlayerMoveC2SPacket
+
+internal object NoFallPacketJump : Choice("PacketJump") {
+    private val packetType by enumChoice("PacketType", MovePacketType.FULL,
+        arrayOf(MovePacketType.FULL, MovePacketType.POSITION_AND_ON_GROUND))
+    private val fallDistance = choices("FallDistance", Smart, arrayOf(Smart, Constant))
+    private val timing = choices("Timing", Landing, arrayOf(Landing, Falling))
+
+    private var falling = false
+
+    override val parent: ChoiceConfigurable<*>
+        get() = ModuleNoFall.modes
+
+    val tickHandler = handler<PlayerTickEvent> {
+        falling = player.fallDistance > fallDistance.activeChoice.value
+        if (timing.activeChoice is Falling && !player.isOnGround && falling) {
+            network.sendPacket(packetType.generatePacket().apply {
+                y += 1.0E-9
+            })
+            if (Falling.resetFallDistance) {
+                player.onLanding()
+            }
+        }
+    }
+
+    val packetHandler = handler<PacketEvent> { event ->
+        if (timing.activeChoice is Landing && event.packet is PlayerMoveC2SPacket && event.packet.onGround && falling) {
+            falling = false
+            network.sendPacket(packetType.generatePacket().apply {
+                x = player.lastX
+                y = player.lastBaseY + 1.0E-9
+                z = player.lastZ
+                onGround = false
+            })
+        }
+    }
+
+    private object Landing : Choice("Landing") {
+        override val parent: ChoiceConfigurable<*>
+            get() = timing
+    }
+
+    private object Falling : Choice("Falling") {
+        override val parent: ChoiceConfigurable<*>
+            get() = timing
+
+        val resetFallDistance by boolean("ResetFallDistance", true)
+    }
+
+    private abstract class DistanceMode(name: String) : Choice(name) {
+        override val parent: ChoiceConfigurable<*>
+            get() = fallDistance
+
+        abstract val value: Float
+    }
+
+    private object Smart : DistanceMode("Smart") {
+        override val value: Float
+            get() = player.getAttributeValue(EntityAttributes.SAFE_FALL_DISTANCE).toFloat()
+    }
+
+    private object Constant : DistanceMode("Constant") {
+        override val value by float("Value", 3f, 0f..5f)
+    }
+}