feat: init weapon base class

modules/weapons/Weapon.gd

@@ -0,0 +1,39 @@
+class_name Weapon extends Node
+
+enum Type {
+  MELEE,
+  PROJECTILE,
+  AOF, # area of effect
+  RAY,
+}
+
+var effects : Callable
+var durationInMilliseconds : int
+var area: Area2D
+
+func onBodyEntered ():
+	print('onBodyEntered')
+
+func onTimeEnd ():
+	print('onTimeEnd')
+
+
+func _ready() -> void:
+	var children = self.get_children()
+	for i in children.size():
+		if (children[i] is Area2D):
+			area = children[i]
+	area.connect('body_entered',  onBodyEntered)
+
+
+func _process(delta: float) -> void:
+	set_process(true)
+	
+
+func _physics_process(delta: float) -> void:
+	if (durationInMilliseconds > 0):
+		durationInMilliseconds -= delta * 1000
+	if durationInMilliseconds <= 0:
+		durationInMilliseconds = 0  # Ensure duration doesn't go negative
+		set_process(false)
+