# frozen_string_literal: true

class WebRegisterManager
	THIRTY_DAYS = 60 * 60 * 24 * 30

	def initialize(redis: REDIS)
		@redis = redis
	end

	def set(jid, tel)
		@redis.setex("pending_tel_for-#{jid}", tel, THIRTY_DAYS)
	end

	def [](jid)
		@redis.get("pending_tel_for-#{jid}").then do |tel|
			tel ? HaveTel.new(tel) : ChooseTel.new
		end
	end

	class HaveTel
		def initialize(tel)
			@tel = tel
		end

		def choose_tel
			EMPromise.resolve(@tel)
		end
	end

	class ChooseTel
		def choose_tel
			Command.finish(
				"You have not chosen a phone number yet, please return to " \
				"https://jmp.chat and choose one now.",
				type: :error
			)
		end
	end
end