class_name Modes extends Resource

var _iterable:Array[Mode]

# This is the iterator index cursor.
var _iter_cursor : int = 0

# This method is an iterator initializer.
func _iter_init(_arg : Variant) -> bool:
	_iter_cursor = 0 # array
	return len(_iterable)

# This method checks if the iterator has a next value.
func _iter_next(_arg : Variant) -> bool:
	_iter_cursor += 1
	return _iter_cursor < len(_iterable)

# This method gets the next iterator value.
func _iter_get(_arg : Variant) -> Mode:
	return _iterable[_iter_cursor]

func _set(name:StringName, value:Variant) -> bool:
	var index:int = -1
	for mode:Mode in _iterable:
		if mode.name == name:
			index = _iterable.find(mode)
	if index > -1:
		# @NOTE: here would be a good place to avoid adding a null value in the 
		# array in case it is the current behavior
		_iterable[index] = value
		return true
	else:
		return false
	
func _get(name:StringName) -> Variant:
	for mode:Mode in _iterable:
		if mode.name == name:
			return mode
	return null
	
func size() -> int:
	return len(_iterable)

func append(mode:Mode) -> void:
	_iterable.append(mode)
	
func erase(name:String) -> void:
	for mode in _iterable:
		if mode.name == name:
			_iterable.erase(mode)
			break