class_name cCamera

var cam: Dictionary
var camID: int

var camGraph = Global.loadJSON("res://Data/cameras.json")

var name: String
var disabled: bool
var rendersChart: Dictionary
var renders: Dictionary
var locationID: int
var location: cLocation

# Called when the node enters the scene tree for the first time.
func _init(id: int) -> void:
	camID = id
	
	if not camGraph.has(str(camID)):
		camID = 0
	
	cam = camGraph[str(camID)]
	
	name = cam.get("name")
	disabled = cam.get("disabled")
	rendersChart = cam.get("renders")
	locationID = int( cam.get("location") )
	location = Global.locationManager.getLocation(id)
	
	_loadRenders()

func _loadRenders():
	renders = {}
	for key in rendersChart:
		var renderPath = rendersChart[key]

		if renderPath == null or not FileAccess.file_exists(renderPath):
			push_error("Missing render: " + str(renderPath))
			continue

		renders[key] = load(renderPath)

func getFeed() -> Texture2D:
	var hash = location.makeHash()
	if not renders.has(hash): return null
	
	return renders[hash]