Try to get things working

src/main/kotlin/com/github/itzilly/sbt/features/gardener/CaneMacroer.kt

@@ -13,36 +13,71 @@ import net.minecraftforge.fml.common.gameevent.TickEvent.ClientTickEvent
 object CaneMacroer {
     var isMacroToggled: Boolean = false
     val mc = Minecraft.getMinecraft()
-    var activeKeys: MutableList<KeyBindingAccessor> = mutableListOf()
+    val allowedScreens = listOf(GuiChat::class.java)
 
     @SubscribeEvent
     fun onTick(event: ClientTickEvent) {
         if (event.phase != TickEvent.Phase.END) return
-
         if (!isMacroToggled) return
 
-        val canRunMacro = mc.currentScreen == null || mc.currentScreen is GuiChat
-        if (!canRunMacro) {
-            isMacroToggled = false
-            Chatterbox.say("Disabled macro!")
+        val currentScreen = mc.currentScreen
+
+        if (currentScreen != null && allowedScreens.none { it.isInstance(currentScreen) }) {
+            Chatterbox.say("Macro stopped: Invalid screen")
             stop()
+            return
+        }
+
+        val mop = mc.objectMouseOver
+
+        if (mop == null || mop.typeOfHit?.name != "BLOCK") return
+
+        val blockPos = mop.blockPos
+        val facing = mop.sideHit
+
+        val player = mc.thePlayer
+        val blockCenter = blockPos.add(0.5, 0.5, 0.5)
+        val distanceSq = player.getDistanceSq(blockCenter.x.toDouble(), blockCenter.y.toDouble(), blockCenter.z.toDouble())
+
+        if (distanceSq > 25) {
+            Chatterbox.say("Macro stopped: Too far from block")
+            stop()
+            return
+        }
+
+        if (isEntityBlockingView()) {
+            Chatterbox.say("Macro stopped: Entity in the way")
+            stop()
+            return
         }
 
-        val myKey = mc.gameSettings.keyBindForward as KeyBindingAccessor
         pressKey(mc.gameSettings.keyBindForward.keyCode)
+        mc.playerController.onPlayerDamageBlock(blockPos, facing)
+        player.swingItem()
     }
 
     fun stop() {
         KeyBinding.setKeyBindState(mc.gameSettings.keyBindForward.keyCode, false)
         KeyBinding.setKeyBindState(mc.gameSettings.keyBindAttack.keyCode, false)
+        isMacroToggled = false
     }
 
-//    private fun pressKey(key: KeyBindingAccessor) {
-//        key.setPressed(true)
-//        activeKeys.add(key)
-//    }
-
     private fun pressKey(keyCode: Int) {
         KeyBinding.setKeyBindState(keyCode, true)
     }
+
+    private fun isEntityBlockingView(): Boolean {
+        val lookVec = mc.thePlayer.lookVec
+        val eyePos = mc.thePlayer.getPositionEyes(1f)
+
+        val entities = mc.theWorld.getEntitiesWithinAABBExcludingEntity(
+            mc.thePlayer,
+            mc.thePlayer.entityBoundingBox.expand(lookVec.xCoord * 5, lookVec.yCoord * 5, lookVec.zCoord * 5)
+        )
+
+        return entities.any {
+            it.canBeCollidedWith() &&
+                    it.entityBoundingBox.isVecInside(eyePos)
+        }
+    }
 }