Improves projectile handling and modifiers

Refactors projectile spawning to allow for customized spawn locations and stat assignment.

Applies modifiers to projectiles at the time of spawning, enabling dynamic adjustments to projectile behavior.

assets/projectiles/components/bolt.gd

@@ -10,6 +10,7 @@ var emitting = true
 var final_goal: Vector2
 @export var angle_var: float = 15
 @onready var line: Line2D = $Line2D
+#@onready var particles: CPUParticles2D = $Particles
 
 func _ready():
 	line.width = 2
@@ -48,6 +49,7 @@ func update_points():
 		curr_line_len = start_point.length()
 	
 	points.append(final_goal)
+	#particles.position = final_goal
 
 func set_line_width(amount):
 	line.width = amount

assets/projectiles/components/bolt.tscn

@@ -19,4 +19,9 @@ gradient = SubResource("Gradient_rrby1")
 
 [node name="Timer" type="Timer" parent="."]
 
+[node name="Particles" type="CPUParticles2D" parent="."]
+visible = false
+emission_shape = 1
+emission_sphere_radius = 6.9
+
 [connection signal="timeout" from="Timer" to="." method="_on_timer_timeout"]

combat/weapons/_scripts/ranged_weapon_component.gd

@@ -11,6 +11,8 @@ class_name RangedWeaponComponent
 var can_fire: bool = true
 var cooldown: Timer
 
+var projectile_spawn_location: Vector2
+
 func _init() -> void:
 	cooldown = Timer.new()
 	add_child(cooldown)
@@ -33,7 +35,7 @@ func fire(direction: Vector2, target_position: Vector2) -> void:
 	if !can_fire:
 		return
 
-	spawn_projectile(global_position, direction, target_position)
+	spawn_projectile(direction, target_position)
 	
 	can_fire = false
 	cooldown.start(1 / stats.get_stat("ranged.attack_rate"))
@@ -42,21 +44,33 @@ func set_projectile_scene() -> void:
 	projectile_scene = basic_projectile
 	modifier_manager.check_and_call("set_projectile_scene", [self])
 
-func spawn_projectile(spawn_position: Vector2, spawn_direction: Vector2, target_position: Vector2) -> void:
+## Get the projectile spawn location 
+## This defaults to the global position of the player 
+## but can be overridden by modifiers
+func get_projectile_spawn_location() -> Vector2:
+	projectile_spawn_location = global_position
+	modifier_manager.check_and_call("get_projectile_spawn_location", [self])
+	return projectile_spawn_location
+
+func spawn_projectile(spawn_direction: Vector2, target_position: Vector2) -> void:
 	Log.pr("Spawning projectile")
 	modifier_manager.check_and_call("spawn_projectile", [self])
 
 	## TODO: Handle multiple shots per fire 
 
 	var projectile = projectile_scene.instantiate()
-	projectile.global_position = spawn_position
+	projectile.global_position = get_projectile_spawn_location()
 	projectile.target_position = target_position
-	projectile.speed = 200 # stats.get_stat("projectile_speed")
+	projectile.set_stats(stats.duplicate())
-	projectile.damage = 10 # stats.get_stat("damage")
-	projectile.lifetime = 2 # stats.get_stat("projectile_lifetime")
 	projectile.source_weapon = self
 	var size = stats.get_stat("ranged.projectile_size")
 	projectile.set_projectile_scale(Vector2(size, size))
+
+	for modifier in modifier_manager.modifiers:
+		Log.pr("Adding modifier to projectile: ", modifier)
+		if projectile.has_method("add_modifier"):
+			projectile.add_modifier(modifier)
+
 	if get_tree() and get_tree().get_root():
 		get_tree().get_root().add_child(projectile)
 

map/Map.tscn

@@ -18,7 +18,7 @@ tile_set = ExtResource("2_3nv2f")
 tile_set = ExtResource("2_3nv2f")
 
 [node name="Player" parent="." instance=ExtResource("5_3nv2f")]
-position = Vector2(20, 20)
+position = Vector2(6, 0)
 
 [node name="TestEnemy" parent="." instance=ExtResource("4_raxr4")]
 position = Vector2(87, 72)

player/weapons/projectile_base.gd

@@ -5,6 +5,9 @@ signal on_hit(projectile, target)
 signal on_spawned(projectile)
 signal on_destroyed(projectile)
 
+var stats = StatsComponent
+var modifier_manager: ModifierManager
+
 @export var speed: float = 500.0
 @export var damage: float = 10.0
 @export var lifetime: float = 2
@@ -26,6 +29,38 @@ var lifetime_timer: Timer
 # Add a variable to track the entity that triggered the explosion
 var ignore_target = []
 
+func _init() -> void:
+	Log.pr('Setting up ModifierManager for projectile...')
+	modifier_manager = ModifierManager.new()
+
+func _ready() -> void:
+	pass
+
+func set_stats(setting_stats: StatsComponent) -> void:
+	Log.pr('Snapshotting stats for projectile:', setting_stats)
+	self.stats = setting_stats
+	modifier_manager.set_stats(stats)
+	
+	# Set up the lifetime timer
+	lifetime_timer = Timer.new()
+	add_child(lifetime_timer)
+	lifetime_timer.one_shot = true
+	lifetime_timer.wait_time = lifetime
+	#lifetime_timer.connect("timeout", self, "_on_lifetime_timeout")
+	lifetime_timer.start()
+
+	# Ensure we have a collision shape
+	#ensure_collision_shape()
+
+	emit_signal("on_spawned", self)
+	#connect("body_entered", self, "_on_body_entered")
+
+func add_modifier(modifier: Modifier) -> void:
+	modifier_manager.add_modifier(modifier)
+
+func remove_modifier(modifier_id: String) -> void:
+	modifier_manager.remove_modifier(modifier_id)
+
 func _on_body_entered(body):
 	if ignore_target.has(body):
 		Log.pr("Ignoring body: ", body.name)

player/weapons/projectile_lightning.gd

@@ -7,13 +7,16 @@ extends ProjectileBase
 # Add variables to track collision state
 var has_collided: bool = false
 var collision_point: Vector2 = Vector2.ZERO
+var existing_shape: CollisionShape2D = null
 
 func _init() -> void:
-	#super._init()
+	super._init()
 	Log.pr("ProjectileLightning _init")
 
 func _ready():
+	super._ready()
 	Log.pr(ignore_target)
+	Log.pr('Source Weapon: ', source_weapon)
 
 	lifetime_timer = Timer.new()
 	add_child(lifetime_timer)
@@ -36,7 +39,7 @@ func _ready():
 func ensure_collision_shape():
 	# Check if we already have a collision shape
 	var has_collision_shape = false
-	var existing_shape = null
+	existing_shape = null
 	
 	for child in get_children():
 		if child is CollisionShape2D:
@@ -75,6 +78,9 @@ func update_collision_shape(collision_shape = null):
 	if collision_shape:
 		var capsule = collision_shape.shape as CapsuleShape2D
 		if capsule:
+			#collision_shape.global_position = source_weapon.global_position
+			global_position = source_weapon.global_position
+
 			var target = collision_point if has_collided else target_position
 			var distance = global_position.distance_to(target)
 			var dir = (target - global_position).normalized()
@@ -93,6 +99,7 @@ func _process(delta):
 	# Update target positions for lightning bolts
 	for child in lightning:
 		if child is LightningBolt:
+			child.global_position = source_weapon.global_position
 			child.goal_point = collision_point if has_collided else target_position
 
 	# Update collision shape if it exists