class_name Maps

var seed2soil = []
var soil2fertilizer = []
var fertilizer2water = []
var water2light = []
var light2temperature = []
var temperature2humidity = []
var humidity2location = []

func _apply_map(map, input):
	for entry in map:
		# If something maps then use that
		var out = entry.apply(input)
		if out != null:
			return out
			
	return input

func find_closest(seed):
	# Wholly nested loops
	# TODO: This shit probably needs to become a precompiled map
	# depending on what part2 wants me to do
	# I assume ill be walking this backwards to find out what can be planted where?\
	
	var soil = _apply_map(seed2soil, seed)
	print("seed " + str(seed) + " -> soil " + str(soil))
	
	var fert = _apply_map(soil2fertilizer, soil)
	print("soil " + str(soil) + " -> fert " + str(fert))
	
	var water = _apply_map(fertilizer2water, fert)
	print("fert " + str(fert) + " -> water " + str(water))
	
	var light = _apply_map(water2light, water)
	print("water " + str(water) + " -> light " + str(light))
	
	var temp = _apply_map(light2temperature, light)
	print("light " + str(light) + " -> temp " + str(temp))
	
	var hum = _apply_map(temperature2humidity, temp)
	print("temp " + str(temp) + " -> hum " + str(hum))
	
	var loc = _apply_map(humidity2location, hum)
	print("hum " + str(hum) + " -> loc " + str(loc))
	
	return loc

func _to_string():
	return "seed2soil\n" + \
		str(len(self.seed2soil)) + "\n" + \
		"soil2fertilizer\n" + \
		str(len(self.soil2fertilizer)) + "\n" + \
		"fertilizer2water\n" + \
		str(len(self.fertilizer2water)) + "\n" + \
		"water2light\n" + \
		str(len(self.water2light)) + "\n" + \
		"light2temperature\n" + \
		str(len(self.light2temperature)) + "\n" + \
		"temperature2humidity\n" + \
		str(len(self.temperature2humidity)) + "\n" + \
		"humidity2location\n" + \
		str(len(self.humidity2location)) + "\n"