extends Node

var minions = []
var minion_nav_point = []
var number_minions : int
var rot_amount : float

# Called when the node enters the scene tree for the first time.
func _ready():
	minions = self.get_children()
	add_to_group("enemy_hivemind")


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	
	#calculate move position for each child
	for i in minions:
		if i.player_in_view == true:
			#by number of minions determine the amount they should rotate around the player to be evenly distributed
			number_minions = minions.size()
			
			#return current array index
			var minion_rot_amount = minions.find(i) * deg_to_rad(360 / number_minions)
			var player_pos = i.player.global_transform.origin
			var minion_pos = player_pos + Vector3(4,0,0)
			var nav_pos : Vector3
			
			nav_pos.x = player_pos.x + (minion_pos.x-player_pos.x)*cos(minion_rot_amount) - (minion_pos.z-player_pos.z)*sin(minion_rot_amount)
			nav_pos.z = player_pos.z + (minion_pos.x-player_pos.x)*sin(minion_rot_amount) - (minion_pos.z-player_pos.z)*cos(minion_rot_amount)
			
			i.nav_agent.set_target_position(nav_pos)
			var next_nav_point = i.nav_agent.get_next_path_position()
			
			i.hive_velocity = (next_nav_point - i.global_transform.origin).normalized() * i.SPEED
		elif i.player_in_view != true and i.player_last_seen != null:
			i.nav_agent.set_target_position(i.player_last_seen)
			var next_nav_point = i.nav_agent.get_next_path_position()
			i.hive_velocity = (next_nav_point - i.global_transform.origin).normalized() * i.SPEED