Adds lightning projectile

Implements a lightning projectile with visual effects.
The lightning is created using a series of bolt components that dynamically adjust their shape.
Also refactors the projectile system to use a base class.

Removes unused modifiers from player script.

player/weapons/projectile.gd

@@ -1,27 +1,5 @@
-class_name Projectile extends Area2D
-
-signal on_hit(projectile, target)
-signal on_spawned(projectile)
-signal on_destroyed(projectile)
-
-@export var speed: float = 500.0
-@export var damage: float = 10.0
-@export var lifetime: float = 5.0
-@export var direction: Vector2 = Vector2.RIGHT
-@export var is_friendly: bool = true
-
-# Modifier-related properties
-var pierce_count: int = 0
-var has_explosive_impact: bool = true
-var explosion_projectile_count: int = 2
-var explosion_projectile_damage_mult: float = 0.5
-var explosion_projectile_speed: float = 300.0
-var explosion_spread_angle: float = 360.0 # Full circle by default
-# References
-var source_weapon: RangedWeapon # Reference to the weapon that fired this
-var lifetime_timer: Timer
-# Add a variable to track the entity that triggered the explosion
-var ignore_target = null
+class_name Projectile
+extends ProjectileBase
 
 func _ready():
 	lifetime_timer = Timer.new()
@@ -37,74 +15,5 @@ func _ready():
 func _physics_process(delta):
 	position += direction * speed * delta
 
-func _on_body_entered(body):
-	# Check if this is a body we should ignore
-	if body == ignore_target:
-		return
-
-	if body.is_in_group("enemies") and is_friendly:
-		Log.pr("Hit enemy: ", body.name)
-		# Deal damage to enemy
-		if body.has_method("take_damage"):
-			body.take_damage(damage)
-		
-	# Emit signal for modifiers to react to
-	emit_signal("on_hit", self, body)
-		
-	# Handle piercing
-	if pierce_count > 0:
-		pierce_count -= 1
-	else:
-		# Handle explosive impact
-		if has_explosive_impact:
-			# Store the target that triggered the explosion
-			ignore_target = body
-			_trigger_explosion()
-		
-		# Destroy the projectile
-		destroy()
-
-func _trigger_explosion():
-  # Create the explosion VFX
-  # var explosion = preload("res://scenes/explosion_effect.tscn").instantiate()
-  # explosion.global_position = global_position
-  # get_tree().root.add_child(explosion)
-  # Spawn the additional projectiles
-	if explosion_projectile_count > 0:
-		_spawn_explosion_projectiles()
-
-func _spawn_explosion_projectiles():
-  # Calculate even angle distribution
-	var angle_step = explosion_spread_angle / explosion_projectile_count
-	var start_angle = - explosion_spread_angle / 2
- 
-	for i in range(explosion_projectile_count):
-		# Create a new projectile
-		var new_proj = duplicate()
-		new_proj.global_position = global_position
-   
-		# Calculate new direction based on spread
-		var random_angle = randf_range(0, 2 * PI)
-		var new_dir = Vector2.RIGHT.rotated(random_angle)
-		
-		# Set properties for the new projectile
-		new_proj.direction = new_dir
-		new_proj.damage = damage * explosion_projectile_damage_mult
-		new_proj.speed = explosion_projectile_speed
-		
-		# Clear explosive properties so we don't get infinite loops
-		new_proj.has_explosive_impact = true
-		new_proj.explosion_projectile_count = 1
-		
-		# Pass the ignore_target to the new projectiles
-		new_proj.ignore_target = ignore_target
-		
-		# Add to scene tree
-		get_tree().root.add_child(new_proj)
-
-func destroy():
-	emit_signal("on_destroyed", self)
-	queue_free()
-
 func _on_lifetime_timeout():
-	destroy()
+	super._on_lifetime_timeout()

player/weapons/projectile_base.gd

@@ -0,0 +1,95 @@
+class_name ProjectileBase
+extends Area2D
+
+signal on_hit(projectile, target)
+signal on_spawned(projectile)
+signal on_destroyed(projectile)
+
+@export var speed: float = 500.0
+@export var damage: float = 10.0
+@export var lifetime: float = 5.0
+@export var direction: Vector2 = Vector2.RIGHT
+@export var target_position: Vector2
+@export var is_friendly: bool = true
+
+# Modifier-related properties
+var pierce_count: int = 0
+var has_explosive_impact: bool = true
+var explosion_projectile_count: int = 2
+var explosion_projectile_damage_mult: float = 0.5
+var explosion_projectile_speed: float = 300.0
+var explosion_spread_angle: float = 360.0 # Full circle by default
+
+# References
+var source_weapon: RangedWeapon # Reference to the weapon that fired this
+var lifetime_timer: Timer
+# Add a variable to track the entity that triggered the explosion
+var ignore_target = null
+
+func _on_body_entered(body):
+	# Check if this is a body we should ignore
+	if body == ignore_target:
+		return
+
+	if body.is_in_group("enemies") and is_friendly:
+		Log.pr("Hit enemy: ", body.name)
+		# Deal damage to enemy
+		if body.has_method("take_damage"):
+			body.take_damage(damage)
+		
+	# Emit signal for modifiers to react to
+	emit_signal("on_hit", self, body)
+		
+	# Handle piercing
+	if pierce_count > 0:
+		pierce_count -= 1
+	else:
+		# Handle explosive impact
+		if has_explosive_impact:
+			# Store the target that triggered the explosion
+			ignore_target = body
+			_trigger_explosion()
+		
+		# Destroy the projectile
+		destroy()
+
+func _trigger_explosion():
+  # Create the explosion VFX
+  # var explosion = preload("res://scenes/explosion_effect.tscn").instantiate()
+  # explosion.global_position = global_position
+  # get_tree().root.add_child(explosion)
+  # Spawn the additional projectiles
+	if explosion_projectile_count > 0:
+		_spawn_explosion_projectiles()
+
+func _spawn_explosion_projectiles():
+	for i in range(explosion_projectile_count):
+		# Create a new projectile
+		var new_proj = duplicate()
+		new_proj.global_position = global_position
+   
+		# Calculate new direction based on spread
+		var random_angle = randf_range(0, 2 * PI)
+		var new_dir = Vector2.RIGHT.rotated(random_angle)
+		
+		# Set properties for the new projectile
+		new_proj.direction = new_dir
+		new_proj.damage = damage * explosion_projectile_damage_mult
+		new_proj.speed = explosion_projectile_speed
+		
+		# Clear explosive properties so we don't get infinite loops
+		new_proj.has_explosive_impact = true
+		new_proj.explosion_projectile_count = 1
+		
+		# Pass the ignore_target to the new projectiles
+		new_proj.ignore_target = ignore_target
+		
+		# Add to scene tree
+		get_tree().root.call_deferred("add_child", new_proj)
+
+func destroy():
+	emit_signal("on_destroyed", self)
+	queue_free()
+
+func _on_lifetime_timeout():
+	destroy()

player/weapons/projectile_base.gd.uid

@@ -0,0 +1 @@
+uid://c4bk8ac2ok2fx

player/weapons/projectile_lightning.gd

@@ -0,0 +1,30 @@
+class_name ProjectileLightning
+extends ProjectileBase
+
+@export var line_width: float = 1
+@onready var lightning: Array = get_children()
+
+func _init() -> void:
+	#super._init()
+	Log.pr("ProjectileLightning _init")
+
+func _ready():
+	lifetime_timer = Timer.new()
+	add_child(lifetime_timer)
+	lifetime_timer.one_shot = true
+	lifetime_timer.wait_time = lifetime
+	lifetime_timer.connect("timeout", _on_lifetime_timeout)
+	lifetime_timer.start()
+
+	emit_signal("on_spawned", self)
+	connect("body_entered", _on_body_entered)
+
+func _process(_delta):
+	for child in lightning:
+		child.goal_point = target_position
+
+func _physics_process(delta):
+	position += direction * speed * delta
+
+func _on_lifetime_timeout():
+	super._on_lifetime_timeout()

player/weapons/projectile_lightning.gd.uid

@@ -0,0 +1 @@
+uid://cb7fwabidqyj8

player/weapons/ranged_weapon.gd

@@ -31,7 +31,7 @@ func _init() -> void:
 	add_child(fire_timer)
 	fire_timer.one_shot = true
 
-	projectile_scene = preload("res://assets/projectiles/basic_projectile.tscn")
+	projectile_scene = preload("res://assets/projectiles/projectile_lightning.tscn")
 
 func _ready():
 	stats.connect("stats_updated", _on_stats_updated)
@@ -40,16 +40,16 @@ func _ready():
 	# Initial update
 	_on_stats_updated()
 
-func fire(direction: Vector2):
+func fire(direction: Vector2, target_position: Vector2):
 	if !can_fire:
 		return
 	
-	_spawn_projectile(global_position, direction)
+	_spawn_projectile(global_position, direction, target_position)
 	
 	can_fire = false
 	fire_timer.start(1.0 / stats.get_stat("fire_rate"))
 
-func _spawn_projectile(spawn_position: Vector2, spawn_direction: Vector2):
+func _spawn_projectile(spawn_position: Vector2, spawn_direction: Vector2, target_position: Vector2):
 	# Get projectile quantity and spread from stats
 	var quantity = stats.get_stat("projectile_quantity")
 	var spread_angle = stats.get_stat("projectile_spread")
@@ -66,6 +66,7 @@ func _spawn_projectile(spawn_position: Vector2, spawn_direction: Vector2):
 	for i in range(quantity):
 			var projectile = projectile_scene.instantiate()
 			projectile.global_position = spawn_position
+			projectile.target_position = target_position
 			
 			# Calculate the direction with spread
 			var direction = spawn_direction