extends VehicleBody3D

# Member variables
var shotscene = preload("res://tank-round.tscn")
@export var STEER_SPEED = 2.5
@export var STEER_LIMIT = .8

var steer_angle = 0
var steer_target = 0
var view_sensitivity = 0.1;


func _process(delta):
	steering = move_toward(steering, Input.get_axis("ui_left", "ui_right") * STEER_LIMIT, delta * STEER_SPEED)
	engine_force = Input.get_axis("ui_down", "ui_up") * 300

func _enter_tree():
	#Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED);
	pass

func _ready():
	set_process_input(true)
	
func _input(ie):
	if ie is InputEventMouseMotion:
		var plus_pitch = view_sensitivity * -ie.relative.y
		var plus_yaw = fmod(view_sensitivity * -ie.relative.x,360)
		var can_rot = $turret_cshape/cannon_mesh.get_rotation()
		can_rot.z -= deg_to_rad(plus_pitch)
		var can_elev = rad_to_deg(can_rot.z)
		#if can_elev < 7 and can_elev > -30:
		$turret_cshape/cannon_mesh.set_rotation(can_rot)
		#print(cannon.get_global_transform().get_rotation())
		$turret_cshape.rotate(Vector3(0,1,0), deg_to_rad(plus_yaw))
		
	elif ie is InputEventMouseButton:
		if ie.button_index == MOUSE_BUTTON_LEFT and ie.is_pressed():
			var shot = shotscene.instantiate()
			get_parent().add_child(shot)
			var shot_dir = $turret_cshape/cannon_mesh/Aimpoint.get_global_transform().origin - $turret_cshape/cannon_mesh.get_global_transform().origin
			shot.set_transform($turret_cshape/cannon_mesh/Aimpoint.get_global_transform())
			shot.set_linear_velocity(shot_dir.normalized() * 100.0)
			#shot.set_linear_velocity(shot.get_rotation().normalized() * 10)
			#shot.connect("body_enter", self, "shot_hit")
			
			
func shot_hit(obj):
	print ("Own shot hit obj: " + obj.get_name())