blank weapon fire system

base/scripts/weapons/weapon_base.gd

@@ -2,6 +2,8 @@ extends Node3D
 
 class_name Weapon
 
+signal fired()
+
 @onready var barrel = $"Barrel"
 @export var uses_hands: Array[CommandQueue.Side]
 
@@ -10,6 +12,7 @@ var ammo: int = max_ammo
 @export var ammo_consumption: int = 1
 
 @export var fire_mode: BaseFireMode
+
 ## Weapon animation library. Should contain "static", "fire", "reload" animations
 @export var animation_library: AnimationLibrary
 
@@ -17,17 +20,23 @@ var is_firing: bool = false
 
 func _ready() -> void:
 	fire_mode.barrel = barrel
+	fire_mode.tree = get_tree()
+	barrel.fired.connect(on_barrel_fired)
 
 ## Begin to fire
 func request_fire() -> void:
-	fire_mode.on_fire_begin(get_tree())
-	is_firing = true
+	fire_mode._on_fire_begin()
 
 func _process(_dt) -> void:
 	if is_firing:
-		fire_mode._process(get_tree())
+		fire_mode._process()
 
 ## End fire
 func end_fire() -> void:
-	fire_mode.on_fire_end(get_tree())
-	is_firing = false
+	if is_firing:
+		fire_mode._on_fire_end()
+		is_firing = false
+
+func on_barrel_fired() -> void:
+	is_firing = true
+	fired.emit()