update

systems/attack_system.gd

@@ -0,0 +1,27 @@
+extends Node
+
+func _process(_delta: float) -> void:
+  if not PlayerData.alive or not PlayerData.in_combat:
+    return
+  if not is_instance_valid(PlayerData.target):
+    return
+  if PlayerData.aa_timer > 0:
+    return
+  var ability_set: AbilitySet = PlayerData.ability_set
+  if not ability_set:
+    return
+  var player: Node = get_tree().get_first_node_in_group("player")
+  if not player:
+    return
+  var aa_damage: float = ability_set.aa_damage
+  var aa_range: float = ability_set.aa_range
+  var aa_is_heal: bool = ability_set.aa_is_heal
+  var dmg: float = aa_damage * (PlayerData.buff_heal if aa_is_heal else PlayerData.buff_damage)
+  if aa_is_heal:
+    EventBus.heal_requested.emit(player, player, dmg)
+  else:
+    var dist: float = player.global_position.distance_to(PlayerData.target.global_position)
+    if dist > aa_range:
+      return
+    EventBus.damage_requested.emit(player, PlayerData.target, dmg)
+  PlayerData.aa_timer = PlayerData.aa_cooldown