extends Node

const HIGHSCORE_FILE_PATH = "highscores.json"



func updateHighscore(mapname:String,preset:String,rounds:String,time:float,checkpointtimes:Array[float]):
	var highscores=loadHighscoreDict()
	var lasthighscore=loadHighscore(mapname,preset,rounds)
	if lasthighscore !=null:
		if time<lasthighscore: #better time
			highscores[mapname][preset][rounds].append({"created":Time.get_unix_time_from_system(),"time":time,"checkpoints":checkpointtimes})
			storeHighscoreDict(highscores)
		return time-lasthighscore
	else: #first entry for this map and config
		print("first entry for this config")
		if !highscores.has(mapname):
			print("mapname not known")
			highscores[mapname]={}
		if !highscores[mapname].has(preset):
			print("preset not known")
			highscores[mapname][preset]={}
		if !highscores[mapname][preset].has(rounds):
			print("rounds not known")
			highscores[mapname][preset][rounds]=[{"created":Time.get_unix_time_from_system(),"time":time,"checkpoints":checkpointtimes}]

		storeHighscoreDict(highscores)
		return 0


func loadHighscoredata(mapname:String,preset:String,rounds:String):
	var highscores=loadHighscoreDict()
	if highscores.has(mapname):
		if highscores[mapname].has(preset):
			if highscores[mapname][preset].has(rounds):
				if highscores[mapname][preset][rounds].size()>0:
					return highscores[mapname][preset][rounds][highscores[mapname][preset][rounds].size()-1] #return last entry
	
	return {}
	
func loadHighscore(mapname:String,preset:String,rounds:String):
	var highscoredata=loadHighscoredata(mapname,preset,rounds)
	if highscoredata != null and highscoredata.has("time"):
		return highscoredata["time"]
	return null
	
func loadHighcoreCheckpoints(mapname:String,preset:String,rounds:String):
	var highscoredata=loadHighscoredata(mapname,preset,rounds)
	if highscoredata != null and highscoredata.has("checkpoints"):
		return highscoredata["checkpoints"]
	return null
	

func loadHighscoreDict():
	var file = FileAccess.open(HIGHSCORE_FILE_PATH, FileAccess.READ)
	if file == null:
		return {}
	var content = file.get_as_text()
	return JSON.parse_string(content)
	
func storeHighscoreDict(content:Dictionary):
	print("Saved Highscorefile:"+str(content))
	var file = FileAccess.open(HIGHSCORE_FILE_PATH, FileAccess.WRITE)
	file.store_string(JSON.stringify(content, "\t"))