# frozen_string_literal: true

class CommandList
	include Enumerable

	def self.for(jid)
		Customer.for_jid(jid).then(&:registered?).catch { nil }.then { |reg|
			next [] unless reg
			REDIS.get("catapult_fwd-#{reg.phone}").then { |fwd| [reg, fwd] }
		}.then do |(reg, fwd)|
			next RegisteredAndHasForwarding.new if reg && fwd
			next Registered.new if reg
			CommandList.new
		end
	end

	def each
		yield node: "jabber:iq:register", name: "Register"
	end

	class Registered < CommandList
		def each
			super
			yield node: "number-display", name: "Display JMP Number"
			yield node: "configure-calls", name: "Configure Calls"
			# TODO: don't show this item if no braintree methods available
			# TODO: don't show this item if no plan for this customer
			yield node: "buy-credit", name: "Buy account credit"
			yield node: "usage", name: "Show Monthly Usage"
			yield node: "reset sip account", name: "Create or Reset SIP Account"
		end
	end

	class RegisteredAndHasForwarding < Registered
		def each
			super
			yield(
				node: "record-voicemail-greeting",
				name: "Record Voicemail Greeting"
			)
		end
	end
end