DashBoomColorClash/entities/BombEmitter.gd

class_name BombEmitter extends Node3D

@onready var collision_area : Area3D = $'Area3D'

const EXPLOSION_PUSH_SPEED: float = 8

var owning_player: Player = null
var processed = false


# Called when the node enters the scene tree for the first time.
func _ready():
	collision_area.connect("body_entered", on_body_enter)

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _physics_process(_delta):
	if processed:
		queue_free()
	
	processed = true

func on_body_enter(body: Node3D):
	var player : Player = body as Player
	
	if player and player != owning_player:
		var vector_to_player: Vector3 = player.global_position - global_position
		var length: float = vector_to_player.length()
		if length > 0.01:
			print ("Bomb pushes player " + str(player))
			var direction : Vector3 = vector_to_player / length
			player.explosion_influence = 1
			player.explosion_velocity = direction * EXPLOSION_PUSH_SPEED