extends BaseProjectileWeapon
class_name RocketLauncher

func _init() -> void:
	weapon_name = "Rocket Launcher"
	fire_rate = 1.0 # Moderate, but you only have 1 in the chamber anyway
	max_ammo = 1
	reload_time = 2.5 # Extremely long reload time
	base_damage = 120.0 # High damage
	min_damage = 120.0
	falloff_start = 0.0
	max_range = 300.0
	automatic = false
	spread_angle = 0.0
	
	projectile_speed = 35.0 # Moderate speed
	projectile_gravity = 0.0 # Flies straight

func _build_model() -> void:
	position = Vector3(0.4, -0.4, -0.945)

	var model_scene = load("res://assets/weapons/rocket launcher/source/Law72.fbx")
	if model_scene:
		var model = model_scene.instantiate()
		model_root.add_child(model)
		model.scale = Vector3(0.25, 0.25, 0.25)
		model.rotation_degrees.y = 90
		for light in model.find_children("*", "Light3D", true, false):
			light.queue_free()
	# Muzzle Flash
	muzzle_flash = OmniLight3D.new()
	muzzle_flash.light_color = Color(1.0, 0.6, 0.2)
	muzzle_flash.light_energy = 0.0
	muzzle_flash.omni_range = 5.0
	muzzle_flash.position = Vector3(0, 0, -0.4)
	model_root.add_child(muzzle_flash)
	
	# Audio
	fire_sound = AudioStreamPlayer3D.new()
	fire_sound.bus = "SFX"
	fire_sound.stream = AudioManager.stream_for("rocket_fire", "res://assets/sounds/rocket_fire.wav")
	model_root.add_child(fire_sound)
	
	reload_sound = AudioStreamPlayer3D.new()
	reload_sound.bus = "SFX"
	reload_sound.stream = AudioManager.stream_for("shotgun_reload", "res://assets/sounds/shotgun_reload.wav")
	model_root.add_child(reload_sound)

func _spawn_custom_projectile(origin: Vector3, fire_dir: Vector3) -> void:
	var proj = load("res://weapons/explosive_projectile.gd").new()
	
	# Mesh
	var mesh_instance = MeshInstance3D.new()
	var p_mesh = CylinderMesh.new()
	p_mesh.top_radius = 0.0
	p_mesh.bottom_radius = 0.05
	p_mesh.height = 0.2
	var mat = StandardMaterial3D.new()
	mat.albedo_color = Color(0.8, 0.2, 0.2) # Red rocket
	p_mesh.material = mat
	mesh_instance.mesh = p_mesh
	mesh_instance.rotation.x = deg_to_rad(-90)
	proj.add_child(mesh_instance)
	
	# Rotation
	var up_vec = Vector3.UP
	if abs(fire_dir.dot(up_vec)) > 0.99:
		up_vec = Vector3.RIGHT
	proj.transform.basis = Basis.looking_at(fire_dir, up_vec)
	
	# Logic
	proj.position = muzzle_flash.global_position if muzzle_flash else origin
	proj.logical_source = origin
	proj.velocity = fire_dir * projectile_speed
	if player:
		proj.velocity += fire_dir * max(0.0, player.velocity.dot(fire_dir))
	proj.damage = base_damage
	proj.min_damage = min_damage
	proj.falloff_start = falloff_start
	proj.max_range = max_range
	proj.drop_gravity = projectile_gravity
	proj.owner_player = player
	
	# Explosive stats
	proj.explosion_radius = 4.0 # Moderate AoE
	proj.explosion_knockback = 45.0 # Strong knockback!
	proj.can_self_damage = false # As requested
	proj.explosion_pitch = 0.7 # Fairly deep
	
	get_tree().current_scene.add_child(proj)