customer.rb

  1# frozen_string_literal: true
  2
  3require "forwardable"
  4
  5require_relative "./blather_ext"
  6require_relative "./customer_usage"
  7require_relative "./customer_plan"
  8require_relative "./customer_ogm"
  9require_relative "./customer_financials"
 10require_relative "./backend_sgx"
 11require_relative "./invites_repo"
 12require_relative "./payment_methods"
 13require_relative "./plan"
 14require_relative "./proxied_jid"
 15require_relative "./port_out_pin"
 16require_relative "./sip_account"
 17require_relative "./trivial_backend_sgx_repo"
 18
 19class Customer
 20	extend Forwardable
 21
 22	attr_reader :customer_id, :balance, :jid, :tndetails, :feature_flags
 23	alias billing_customer_id customer_id
 24
 25	def_delegators :@plan, :active?, :activate_plan_starting_now, :bill_plan,
 26	               :currency, :merchant_account, :plan_name, :minute_limit,
 27	               :message_limit, :monthly_overage_limit, :activation_date,
 28	               :expires_at, :monthly_price, :save_plan!, :auto_top_up_amount,
 29	               :extend_plan, :status
 30	def_delegators :@sgx, :deregister!, :register!, :registered?, :set_ogm_url,
 31	               :fwd, :transcription_enabled, :commands
 32	def_delegators :@usage, :usage_report, :message_usage, :incr_message_usage,
 33	               :calling_charges_this_month
 34	def_delegators :@financials, :payment_methods, :declines, :mark_decline,
 35	               :btc_addresses, :add_btc_address, :transactions,
 36	               :bch_addresses, :add_bch_address
 37
 38	def self.extract(customer_id, jid, **kwargs)
 39		(kwargs[:parent_customer_id] ? ChildCustomer : Customer).new(
 40			customer_id, jid,
 41			plan: CustomerPlan.extract(customer_id: customer_id, **kwargs),
 42			**kwargs.slice(:balance, :sgx, :tndetails, :feature_flags)
 43		)
 44	end
 45
 46	def self.created(customer_id, jid, repo:, **kwargs)
 47		jid = Blather::JID.new(jid)
 48		plan = CustomerPlan.default(customer_id, jid)
 49		if plan.parent_customer_id
 50			# Parent may have a balance, so look it up
 51			plan.save_plan!.then { repo.find(customer_id) }
 52		else
 53			new(customer_id, jid, plan: plan, **kwargs)
 54		end
 55	end
 56
 57	def initialize(
 58		customer_id, jid,
 59		sgx:,
 60		plan: CustomerPlan.new(customer_id),
 61		balance: BigDecimal(0), tndetails: {}, feature_flags: []
 62	)
 63		@plan = plan
 64		@usage = CustomerUsage.new(customer_id)
 65		@financials = CustomerFinancials.new(customer_id)
 66		@customer_id = customer_id
 67		@jid = jid
 68		@balance = balance
 69		@tndetails = tndetails
 70		@feature_flags = feature_flags
 71		@sgx = sgx
 72	end
 73
 74	def with_balance(balance)
 75		self.class.new(
 76			@customer_id, @jid,
 77			plan: @plan, balance: balance,
 78			tndetails: @tndetails, sgx: @sgx
 79		)
 80	end
 81
 82	def with_plan(plan_name, **kwargs)
 83		self.class.new(
 84			@customer_id, @jid,
 85			plan: @plan.with(plan_name: plan_name, **kwargs),
 86			balance: @balance, tndetails: @tndetails, sgx: @sgx
 87		)
 88	end
 89
 90	def billing_customer(*)
 91		EMPromise.resolve(self)
 92	end
 93
 94	def stanza_to(stanza)
 95		stanza = stanza.dup
 96		stanza.to = jid.with(resource: stanza.to&.resource)
 97		stanza.from ||= Blather::JID.new("")
 98		stanza.from = stanza.from.with(domain: CONFIG[:component][:jid])
 99		block_given? ? yield(stanza) : (BLATHER << stanza)
100	end
101
102	def stanza_from(stanza)
103		BLATHER << @sgx.stanza(stanza)
104	end
105
106	def fetch_pep(node, from_tel=nil)
107		from_tel = nil unless from_tel.to_s.start_with?("+")
108		iq = Blather::Stanza::PubSub::Items.new(:get)
109		iq.node = node
110		iq.from = Blather::JID.new(from_tel, CONFIG[:component][:jid])
111		stanza_to(iq, &IQ_MANAGER.method(:write))
112	end
113
114	def ogm(from_tel=nil)
115		fetch_vcard = -> { fetch_pep("urn:xmpp:vcard4", from_tel) }
116		CustomerOGM.for(@sgx.ogm_url, @sgx.registered?.phone, fetch_vcard)
117	end
118
119	def sip_account
120		SipAccount.find(customer_id)
121	end
122
123	def sgx
124		@sgx.jid
125	end
126
127	def port_out_pin
128		PortOutPin.new(@sgx)
129	end
130
131	def reset_sip_account
132		sip_account.with_random_password.put
133	end
134
135	def admin?
136		CONFIG[:admins].include?(jid.to_s)
137	end
138
139	class ChildCustomer < Customer
140		def billing_customer_id
141			@plan.parent_customer_id
142		end
143
144		def billing_customer(repo=CustomerRepo.new)
145			repo.find(billing_customer_id)
146		end
147	end
148end