export type Part = {
	type:
		| "CustomType"
		| "Widget"
		| "SharedSlice"
		| "Slice"
		| "LegacySlice"
		| "GroupItem"
		| "primary"
		| "items"
		| "RepeatableItem"
	key: string
}

export type Path = ReadonlyArray<Part>

const PATH_SEPARATOR = "::"

export function serialize(path: Path): string {
	return path.map((part) => part.key).join(PATH_SEPARATOR)
}

export function current(path: Path): Part | undefined {
	return path[path.length - 1]
}

export function append(path: string, strElement: string): string {
	return path + PATH_SEPARATOR + strElement
}

export function make(...entries: (Pick<Part, "type"> & Partial<Pick<Part, "key">>)[]): Path {
	return entries.reduce<Path>((acc, { key, type }) => {
		return key ? acc.concat({ key, type }) : acc
	}, [])
}