extends Node

var calcs_per_tick: int = 15
var request_queue: Array = [] #array of dictionaries
var cur_req: Dictionary
var cur_req_args: Dictionary
var WORLD_MAP_RID: RID

enum Task {PATHFIND, FINDITEM}

#tasks: find path, find object 
# Called when the node enters the scene tree for the first time.
func _ready():
	pass # Replace with function body.

func set_rid(id: RID) -> void:
	WORLD_MAP_RID = id

func _physics_process(_delta):
	for i in calcs_per_tick:
		if len(request_queue) == 0:
			return
		cur_req = request_queue.pop_front()
		cur_req_args = cur_req["args"]
		if cur_req["type"] == Task.PATHFIND:
			var dest_vec: Vector3 = cur_req_args["dest"] if cur_req_args["obj"] == null else cur_req_args["obj"].global_transform.origin
			var path: PoolVector3Array = NavigationServer.map_get_path(WORLD_MAP_RID, cur_req["char"].global_transform.origin, dest_vec, cur_req_args["optimize"])
			cur_req["char"].ai_set_path_array(path)
		elif cur_req["type"] == Task.FINDITEM:
			var bodies = cur_req["char"].get_node("AISearchArea").get_overlapping_bodies()
			for body in bodies:
				if body.name.begins_with(cur_req_args["objtype"]):
					var path: PoolVector3Array = NavigationServer.map_get_path(WORLD_MAP_RID, cur_req["char"].global_transform.origin, body.global_transform.origin, cur_req_args["optimize"])
					cur_req["char"].ai_set_path_target(body.global_transform.origin)
					#cur_req["char"].ai_set_path_array(path)
					cur_req["char"].ai_set_look_status(body, "TRACK")
					return

#will request a path from character to dest_g, or to the global origin of obj if passed
func request_find_path(character: NetChar, dest_g: Vector3, precise: bool, obj: Spatial = null) -> void:
	request_queue.append({"char" : character, "type" : Task.PATHFIND, "args" : {"dest" : dest_g, "obj" : obj, "optimize" : !precise}})

func request_find_object(character: NetChar, object: String, radius: float, precise: bool):
	request_queue.append({"char" : character, "type" : Task.FINDITEM, "args" : {"objtype" : object, "radius" : radius, "optimize" : !precise}})