customer.rb

  1# frozen_string_literal: true
  2
  3require "forwardable"
  4
  5require_relative "./api"
  6require_relative "./blather_ext"
  7require_relative "./customer_usage"
  8require_relative "./customer_plan"
  9require_relative "./customer_ogm"
 10require_relative "./customer_info"
 11require_relative "./customer_finacials"
 12require_relative "./backend_sgx"
 13require_relative "./invites_repo"
 14require_relative "./payment_methods"
 15require_relative "./plan"
 16require_relative "./proxied_jid"
 17require_relative "./sip_account"
 18require_relative "./trivial_backend_sgx_repo"
 19
 20class Customer
 21	extend Forwardable
 22
 23	attr_reader :customer_id, :balance, :jid, :tndetails
 24	alias billing_customer_id customer_id
 25
 26	def_delegators :@plan, :active?, :activate_plan_starting_now, :bill_plan,
 27	               :currency, :merchant_account, :plan_name, :minute_limit,
 28	               :message_limit, :auto_top_up_amount, :monthly_overage_limit,
 29	               :monthly_price, :save_plan!
 30	def_delegators :@sgx, :deregister!, :register!, :registered?, :set_ogm_url,
 31	               :fwd, :transcription_enabled
 32	def_delegators :@usage, :usage_report, :message_usage, :incr_message_usage
 33	def_delegators :@financials, :payment_methods, :btc_addresses,
 34	               :add_btc_address, :declines, :mark_decline,
 35	               :transactions
 36
 37	def self.extract(customer_id, jid, **kwargs)
 38		(kwargs[:parent_customer_id] ? ChildCustomer : Customer).new(
 39			customer_id, jid,
 40			plan: CustomerPlan.extract(customer_id, kwargs),
 41			**kwargs.slice(:balance, :sgx, :tndetails)
 42		)
 43	end
 44
 45	def initialize(
 46		customer_id,
 47		jid,
 48		plan: CustomerPlan.new(customer_id),
 49		balance: BigDecimal(0),
 50		tndetails: {},
 51		sgx: TrivialBackendSgxRepo.new.get(customer_id)
 52	)
 53		@plan = plan
 54		@usage = CustomerUsage.new(customer_id)
 55		@financials = CustomerFinancials.new(customer_id)
 56		@customer_id = customer_id
 57		@jid = jid
 58		@balance = balance
 59		@tndetails = tndetails
 60		@sgx = sgx
 61	end
 62
 63	def with_balance(balance)
 64		self.class.new(
 65			@customer_id, @jid,
 66			plan: @plan, balance: balance,
 67			tndetails: @tndetails, sgx: @sgx
 68		)
 69	end
 70
 71	def with_plan(plan_name)
 72		self.class.new(
 73			@customer_id, @jid,
 74			plan: @plan.with_plan_name(plan_name),
 75			balance: @balance, tndetails: @tndetails, sgx: @sgx
 76		)
 77	end
 78
 79	def billing_customer(*)
 80		EMPromise.resolve(self)
 81	end
 82
 83	def unused_invites
 84		InvitesRepo.new(DB).unused_invites(customer_id)
 85	end
 86
 87	def stanza_to(stanza)
 88		stanza = stanza.dup
 89		stanza.to = jid.with(resource: stanza.to&.resource)
 90		stanza.from ||= Blather::JID.new("")
 91		stanza.from = stanza.from.with(domain: CONFIG[:component][:jid])
 92		block_given? ? yield(stanza) : (BLATHER << stanza)
 93	end
 94
 95	def stanza_from(stanza)
 96		BLATHER << @sgx.stanza(stanza)
 97	end
 98
 99	def fetch_pep(node, from_tel=nil)
100		iq = Blather::Stanza::PubSub::Items.new(:get)
101		iq.node = node
102		iq.from = Blather::JID.new(from_tel, CONFIG[:component][:jid])
103		stanza_to(iq, &IQ_MANAGER.method(:write))
104	end
105
106	def ogm(from_tel=nil)
107		CustomerOGM.for(@sgx.ogm_url, -> { fetch_pep("urn:xmpp:vcard4", from_tel) })
108	end
109
110	def sip_account
111		SipAccount.find(customer_id)
112	end
113
114	def reset_sip_account
115		sip_account.with_random_password.put
116	end
117
118	def admin?
119		CONFIG[:admins].include?(jid.to_s)
120	end
121
122	def api
123		API.for(self)
124	end
125
126	# kwargs are passed through for dependency injection from tests
127	def admin_info(**kwargs)
128		AdminInfo.for(self, @plan, **kwargs)
129	end
130
131	def info
132		CustomerInfo.for(self, @plan)
133	end
134
135	protected def_delegator :@plan, :expires_at
136
137	class ChildCustomer < Customer
138		def initialize(*args, parent_customer_id:, **kwargs)
139			super(*args, **kwargs)
140			@parent_customer_id = parent_customer_id
141		end
142
143		def billing_customer_id
144			@parent_customer_id
145		end
146
147		def billing_customer(repo=CustomerRepo.new)
148			repo.find(billing_customer_id)
149		end
150	end
151end