1# frozen_string_literal: true
   2
   3require "pg/em/connection_pool"
   4require "bandwidth"
   5require "bigdecimal"
   6require "blather/client/dsl"
   7require "date"
   8require "dhall"
   9require "em-hiredis"
  10require "em_promise"
  11require "ougai"
  12require "ruby-bandwidth-iris"
  13require "sentry-ruby"
  14require "statsd-instrument"
  15
  16require_relative "lib/background_log"
  17require_relative "lib/utils"
  18
  19$stdout.sync = true
  20LOG = Ougai::Logger.new(BackgroundLog.new($stdout))
  21LOG.level = ENV.fetch("LOG_LEVEL", "info")
  22LOG.formatter = Ougai::Formatters::Readable.new(
  23	nil,
  24	nil,
  25	plain: !$stdout.isatty
  26)
  27Blather.logger = LOG
  28EM::Hiredis.logger = LOG
  29StatsD.logger = LOG
  30LOG.info "Starting"
  31
  32def log
  33	Thread.current[:log] || LOG
  34end
  35
  36Sentry.init do |config|
  37	config.logger = LOG
  38	config.breadcrumbs_logger = [:sentry_logger]
  39end
  40
  41CONFIG = Dhall::Coder
  42	.new(safe: Dhall::Coder::JSON_LIKE + [Symbol, Proc])
  43	.load(
  44		"(#{ARGV[0]}) : #{__dir__}/config-schema.dhall",
  45		transform_keys: ->(k) { k&.to_sym },
  46		timeout: 30
  47	)
  48WEB_LISTEN =
  49	if CONFIG[:web].is_a?(Hash)
  50		[CONFIG[:web][:interface], CONFIG[:web][:port]]
  51	else
  52		[CONFIG[:web]]
  53	end
  54
  55singleton_class.class_eval do
  56	include Blather::DSL
  57	Blather::DSL.append_features(self)
  58end
  59
  60require_relative "lib/session_manager"
  61
  62IQ_MANAGER = SessionManager.new(self, :id)
  63COMMAND_MANAGER = SessionManager.new(
  64	self,
  65	:sessionid,
  66	timeout: 60 * 60,
  67	error_if: ->(s) { s.cancel? }
  68)
  69
  70require_relative "lib/polyfill"
  71require_relative "lib/alt_top_up_form"
  72require_relative "lib/admin_command"
  73require_relative "lib/backend_sgx"
  74require_relative "lib/bwmsgsv2_repo"
  75require_relative "lib/bandwidth_iris_patch"
  76require_relative "lib/bandwidth_tn_order"
  77require_relative "lib/bandwidth_tn_repo"
  78require_relative "lib/btc_sell_prices"
  79require_relative "lib/buy_account_credit_form"
  80require_relative "lib/configure_calls_form"
  81require_relative "lib/command"
  82require_relative "lib/command_list"
  83require_relative "lib/customer"
  84require_relative "lib/customer_info"
  85require_relative "lib/customer_info_form"
  86require_relative "lib/customer_repo"
  87require_relative "lib/dummy_command"
  88require_relative "lib/db_notification"
  89require_relative "lib/electrum"
  90require_relative "lib/empty_repo"
  91require_relative "lib/expiring_lock"
  92require_relative "lib/em"
  93require_relative "lib/form_to_h"
  94require_relative "lib/low_balance"
  95require_relative "lib/port_in_order"
  96require_relative "lib/patches_for_sentry"
  97require_relative "lib/payment_methods"
  98require_relative "lib/paypal_done"
  99require_relative "lib/migrate_billing"
 100require_relative "lib/postgres"
 101require_relative "lib/reachability_form"
 102require_relative "lib/reachability_repo"
 103require_relative "lib/registration"
 104require_relative "lib/transaction"
 105require_relative "lib/tel_selections"
 106require_relative "lib/sim_repo"
 107require_relative "lib/sim_order"
 108require_relative "lib/edit_sim_nicknames"
 109require_relative "lib/snikket"
 110require_relative "lib/welcome_message"
 111require_relative "web"
 112require_relative "lib/statsd"
 113
 114ELECTRUM = Electrum.new(**CONFIG[:electrum])
 115ELECTRUM_BCH = Electrum.new(**CONFIG[:electrum_bch])
 116
 117LOG.info "Loading scripts from #{__dir__}/redis_lua"
 118EM::Hiredis::Client.load_scripts_from("#{__dir__}/redis_lua")
 119
 120Faraday.default_adapter = :em_synchrony
 121BandwidthIris::Client.global_options = {
 122	account_id: CONFIG[:creds][:account],
 123	username: CONFIG[:creds][:username],
 124	password: CONFIG[:creds][:password]
 125}
 126BANDWIDTH_VOICE = Bandwidth::Client.new(
 127	voice_basic_auth_user_name: CONFIG[:creds][:username],
 128	voice_basic_auth_password: CONFIG[:creds][:password]
 129).voice_client.client
 130
 131class AuthError < StandardError; end
 132
 133require_relative "lib/async_braintree"
 134BRAINTREE = AsyncBraintree.new(**CONFIG[:braintree])
 135
 136def panic(e, hub=nil)
 137	log.fatal(
 138		"Error raised during event loop: #{e.class}",
 139		e
 140	)
 141	if e.is_a?(::Exception)
 142		(hub || Sentry).capture_exception(e, hint: { background: false })
 143	else
 144		(hub || Sentry).capture_message(e.to_s, hint: { background: false })
 145	end
 146	exit 1
 147end
 148
 149EM.error_handler(&method(:panic))
 150
 151require_relative "lib/blather_client"
 152@client = BlatherClient.new
 153
 154setup(
 155	CONFIG[:component][:jid],
 156	CONFIG[:component][:secret],
 157	CONFIG[:server][:host],
 158	CONFIG[:server][:port],
 159	nil,
 160	nil,
 161	async: true
 162)
 163
 164# Infer anything we might have been notified about while we were down
 165def catchup_notify_low_balance(db)
 166	db.query(<<~SQL).each do |c|
 167		SELECT customer_id
 168		FROM balances INNER JOIN customer_plans USING (customer_id)
 169		WHERE balance < 5 AND expires_at > LOCALTIMESTAMP
 170	SQL
 171		db.query("SELECT pg_notify('low_balance', $1)", c.values)
 172	end
 173end
 174
 175def catchup_notify_possible_renewal(db)
 176	db.query(<<~SQL).each do |c|
 177		SELECT customer_id
 178		FROM customer_plans INNER JOIN balances USING (customer_id)
 179		WHERE
 180			expires_at < LOCALTIMESTAMP
 181			AND expires_at >= LOCALTIMESTAMP - INTERVAL '3 months'
 182			AND balance >= 5
 183	SQL
 184		db.query("SELECT pg_notify('possible_renewal', $1)", c.values)
 185	end
 186end
 187
 188def setup_sentry_scope(name)
 189	Sentry.clone_hub_to_current_thread
 190	Sentry.with_scope do |scope|
 191		scope.clear_breadcrumbs
 192		scope.set_transaction_name(name)
 193		Thread.current[:log] = ::LOG.child(transaction: scope.transaction_name)
 194		yield scope
 195	end
 196end
 197
 198def poll_for_notify(db, repo)
 199	db.wait_for_notify_defer.then { |notify|
 200		setup_sentry_scope("DB NOTIFY") do
 201			repo.find(notify[:extra]).then { |customer|
 202				DbNotification.for(notify, customer, repo)
 203			}.then(&:call).catch { |e|
 204				log.error("Error during poll_for_notify", e)
 205				Sentry.capture_exception(e)
 206			}.sync
 207		end
 208	}.then { EM.add_timer(0.5) { poll_for_notify(db, repo) } }
 209end
 210
 211def load_plans_to_db!
 212	DB.transaction do
 213		DB.exec("TRUNCATE plans")
 214		CONFIG[:plans].each do |plan|
 215			DB.exec("INSERT INTO plans VALUES ($1)", [plan.to_json])
 216		end
 217	end
 218end
 219
 220when_ready do
 221	log.info "Ready"
 222	BLATHER = self
 223	REDIS = EM::Hiredis.connect
 224	MEMCACHE = EM::P::Memcache.connect
 225	BTC_SELL_PRICES = BTCSellPrices.new(REDIS, CONFIG[:oxr_app_id])
 226	BCH_SELL_PRICES = BCHSellPrices.new(REDIS, CONFIG[:oxr_app_id])
 227	DB = Postgres.connect(dbname: "jmp", size: 5)
 228	TEL_SELECTIONS = TelSelections.new
 229
 230	EMPromise.resolve(nil).then {
 231		conn = DB.acquire
 232		conn.query("LISTEN low_balance")
 233		conn.query("LISTEN possible_renewal")
 234		catchup_notify_low_balance(conn)
 235		catchup_notify_possible_renewal(conn)
 236
 237		repo = CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 238		poll_for_notify(conn, repo)
 239	}.catch(&method(:panic))
 240
 241	load_plans_to_db!
 242
 243	EM.add_periodic_timer(3600) do
 244		DB.finish # Clear idle connections
 245		ping = Blather::Stanza::Iq::Ping.new(:get, CONFIG[:server][:host])
 246		ping.from = CONFIG[:component][:jid]
 247		self << ping
 248	end
 249
 250	Web.run(LOG.child, *WEB_LISTEN)
 251end
 252
 253message to: /\Aaccount@/, body: /./ do |m|
 254	StatsD.increment("deprecated_account_bot")
 255
 256	self << m.reply.tap { |out|
 257		out.body = "This bot is deprecated. Please talk to xmpp:cheogram.com"
 258	}
 259end
 260
 261FROM_BACKEND =
 262	"(?:#{([CONFIG[:sgx]] + CONFIG[:sgx_creds].keys)
 263		.map(&Regexp.method(:escape)).join('|')})"
 264
 265before(
 266	:iq,
 267	type: [:error, :result],
 268	to: /\Acustomer_/,
 269	from: /(\A|@)#{FROM_BACKEND}(\/|\Z)/
 270) { |iq| halt if IQ_MANAGER.fulfill(iq) }
 271
 272before nil, to: /\Acustomer_/, from: /(\A|@)#{FROM_BACKEND}(\/|\Z)/ do |s|
 273	StatsD.increment("stanza_customer")
 274
 275	Sentry.get_current_scope.set_transaction_name("stanza_customer")
 276	CustomerRepo.new(set_user: Sentry.method(:set_user)).find(
 277		s.to.node.delete_prefix("customer_")
 278	).then do |customer|
 279		# Intentionally called outside filter so ported-in numbers activate here
 280		TrustLevelRepo.new.incoming_message(customer, s)
 281		ReachabilityRepo::SMS.new
 282			.find(customer, s.from.node, stanza: s).then do |reach|
 283				reach.filter do
 284					customer.stanza_to(s)
 285				end
 286			end
 287	end
 288
 289	halt
 290end
 291
 292ADDRESSES_NS = "http://jabber.org/protocol/address"
 293message(
 294	to: /\A#{CONFIG[:component][:jid]}\Z/,
 295	from: /(\A|@)#{FROM_BACKEND}(\/|\Z)/
 296) do |m|
 297	StatsD.increment("inbound_group_text")
 298	Sentry.get_current_scope.set_transaction_name("inbound_group_text")
 299	log.info "Possible group text #{m.from}"
 300
 301	address = m.find("ns:addresses", ns: ADDRESSES_NS).first
 302		&.find("ns:address", ns: ADDRESSES_NS)
 303		&.find { |el| el["jid"].to_s.start_with?("customer_") }
 304	pass unless address
 305
 306	CustomerRepo
 307		.new(set_user: Sentry.method(:set_user))
 308		.find_by_jid(address["jid"]).then { |customer|
 309			TrustLevelRepo.new.incoming_message(customer, m)
 310			m.from = m.from.with(domain: CONFIG[:component][:jid])
 311			m.to = m.to.with(domain: customer.jid.domain)
 312			address["jid"] = customer.jid.to_s
 313			BLATHER << m
 314		}.catch_only(CustomerRepo::NotFound) { |e|
 315			BLATHER << m.as_error("forbidden", :auth, e.message)
 316		}
 317end
 318
 319# Ignore groupchat messages
 320# Especially if we have the component join MUC for notifications
 321message(type: :groupchat) { true }
 322
 323def billable_message(m)
 324	return false if m.to.node == "+12266669977"
 325
 326	b = m.body
 327	b && !b.empty? || m.find("ns:x", ns: OOB.registered_ns).first
 328end
 329
 330def expired_guard(customer)
 331	return if !customer.plan_name || customer.active?
 332
 333	raise CustomerExpired, "Your account is expired, please top up"
 334end
 335
 336class OverLimit < StandardError
 337	def initialize(customer, usage)
 338		super("Please contact support: https://jmp.chat/faq#support")
 339		@customer = customer
 340		@usage = usage
 341	end
 342
 343	def notify_admin
 344		ExpiringLock.new("jmp_usage_notify-#{@customer.customer_id}").with do
 345			BLATHER.join(CONFIG[:notify_admin], "sgx-jmp")
 346			BLATHER.say(
 347				CONFIG[:notify_admin], "#{@customer.customer_id} has used " \
 348				"#{@usage[:today]} messages today (global #{@usage[:body]} this body)",
 349				:groupchat
 350			)
 351		end
 352	end
 353end
 354
 355class CustomerExpired < StandardError; end
 356
 357CONFIG[:direct_targets].each do |(tel, jid)|
 358	customer_repo = CustomerRepo.new(
 359		sgx_repo: TrivialBackendSgxRepo.new(jid: jid),
 360		set_user: Sentry.method(:set_user)
 361	)
 362
 363	message to: /\A#{Regexp.escape(tel)}@#{CONFIG[:component][:jid]}\/?/ do |m|
 364		customer_repo.find_by_jid(m.from.stripped).then { |customer|
 365			customer.stanza_from(m)
 366		}.catch_only(CustomerRepo::NotFound) {
 367			# This should not happen, but let's still get the message
 368			# to support at least if it does
 369			m.from = ProxiedJID.proxy(m.from, CONFIG[:component][:jid])
 370			m.to = jid
 371			BLATHER << m
 372		}
 373	end
 374end
 375
 376CONFIG[:direct_sources].each do |(jid, tel)|
 377	customer_repo = CustomerRepo.new(
 378		sgx_repo: TrivialBackendSgxRepo.new(jid: jid),
 379		set_user: Sentry.method(:set_user)
 380	)
 381	message to: /\Acustomer_/, from: /\A#{Regexp.escape(jid)}\/?/ do |m|
 382		customer_repo.find(m.to.node.delete_prefix("customer_")).then { |customer|
 383			m.from = "#{tel}@sgx-jmp" # stanza_to will fix domain
 384			customer.stanza_to(m)
 385		}.catch_only(CustomerRepo::NotFound) { |e|
 386			BLATHER << m.as_error("item-not-found", :cancel, e.message)
 387		}
 388	end
 389end
 390
 391def find_from_and_to_customer(from, to)
 392	(
 393		# TODO: group text?
 394		to.node ? CustomerRepo.new.find_by_tel(to.node) : EMPromise.resolve(nil)
 395	).catch_only(CustomerRepo::NotFound) { nil }.then { |target_customer|
 396		sgx_repo = target_customer ? Bwmsgsv2Repo.new : TrivialBackendSgxRepo.new
 397		EMPromise.all([
 398			CustomerRepo.new(set_user: Sentry.method(:set_user), sgx_repo: sgx_repo)
 399				.find_by_jid(from.stripped),
 400			target_customer
 401		])
 402	}
 403end
 404
 405def usage_guard(m, customer, trust_level, usage)
 406	return if trust_level.send_message?(usage[:today]) && usage[:body] < 5
 407
 408	log.warn "OverLimit", m
 409
 410	if usage[:body] >= 5 && (m.body.to_s.length < 30 || usage[:body] < 10)
 411		OverLimit.new(customer, usage).notify_admin
 412		return
 413	end
 414
 415	raise OverLimit.new(customer, usage)
 416end
 417
 418message do |m|
 419	StatsD.increment("message")
 420
 421	find_from_and_to_customer(m.from, m.to).then { |(customer, target_customer)|
 422		if target_customer && customer.registered?
 423			m.from = "#{customer.registered?.phone}@sgx-jmp"
 424			next target_customer.stanza_to(m)
 425		end
 426
 427		next customer.stanza_from(m) unless billable_message(m)
 428
 429		expired_guard(customer)
 430
 431		EMPromise.all([
 432			TrustLevelRepo.new.find(customer),
 433			customer.incr_message_usage(1, m.body)
 434		]).then { |(tl, usage)|
 435			usage_guard(m, customer, tl, usage)
 436		}.then do
 437			customer.stanza_from(m)
 438		end
 439	}.catch_only(OverLimit) { |e|
 440		e.notify_admin
 441		BLATHER << m.as_error("policy-violation", :wait, e.message)
 442	}.catch_only(CustomerRepo::NotFound, CustomerExpired) { |e|
 443		BLATHER << m.as_error("forbidden", :auth, e.message)
 444	}
 445end
 446
 447disco_info to: Blather::JID.new(CONFIG[:component][:jid]) do |iq|
 448	reply = iq.reply
 449	reply.identities = [{
 450		name: "JMP.chat",
 451		type: "sms",
 452		category: "gateway"
 453	}]
 454	reply.features = [
 455		"http://jabber.org/protocol/disco#info",
 456		"http://jabber.org/protocol/commands"
 457	]
 458	form = Blather::Stanza::X.find_or_create(reply.query)
 459	form.type = "result"
 460	form.fields = [
 461		{
 462			var: "FORM_TYPE",
 463			type: "hidden",
 464			value: "http://jabber.org/network/serverinfo"
 465		}
 466	] + CONFIG[:xep0157]
 467	self << reply
 468end
 469
 470disco_info do |iq|
 471	reply = iq.reply
 472	reply.identities = [{
 473		name: "JMP.chat",
 474		type: "sms",
 475		category: "client"
 476	}]
 477	reply.features = [
 478		"urn:xmpp:receipts"
 479	]
 480	self << reply
 481end
 482
 483disco_items(
 484	to: Blather::JID.new(CONFIG[:component][:jid]),
 485	node: "http://jabber.org/protocol/commands"
 486) do |iq|
 487	StatsD.increment("command_list")
 488
 489	reply = iq.reply
 490	reply.node = "http://jabber.org/protocol/commands"
 491
 492	CustomerRepo.new(
 493		sgx_repo: Bwmsgsv2Repo.new,
 494		set_user: Sentry.method(:set_user)
 495	).find_by_jid(
 496		iq.from.stripped
 497	).catch {
 498		nil
 499	}.then { |customer|
 500		CommandList.for(customer, iq.from)
 501	}.then { |list|
 502		reply.items = list.map { |item|
 503			Blather::Stanza::DiscoItems::Item.new(
 504				iq.to,
 505				item[:node],
 506				item[:name]
 507			)
 508		}
 509		self << reply
 510	}
 511end
 512
 513iq "/iq/ns:services", ns: "urn:xmpp:extdisco:2" do |iq|
 514	StatsD.increment("extdisco")
 515
 516	reply = iq.reply
 517	reply << Nokogiri::XML::Builder.new {
 518		services(xmlns: "urn:xmpp:extdisco:2") do
 519			service(
 520				type: "sip",
 521				host: CONFIG[:sip_host]
 522			)
 523		end
 524	}.doc.root
 525
 526	self << reply
 527end
 528
 529Command.new(
 530	"jabber:iq:register",
 531	"Register",
 532	list_for: ->(*) { true },
 533	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 534) {
 535	google_play_userid = if Command.execution.iq.from.domain == "cheogram.com"
 536		Command.execution.iq.command.find(
 537			"./ns:userId", ns: "https://ns.cheogram.com/google-play"
 538		)&.first&.content
 539	end
 540	Command.customer.catch_only(CustomerRepo::NotFound) {
 541		Sentry.add_breadcrumb(Sentry::Breadcrumb.new(message: "Customer.create"))
 542		Command.execution.customer_repo.create(Command.execution.iq.from.stripped)
 543	}.then { |customer|
 544		Sentry.add_breadcrumb(Sentry::Breadcrumb.new(message: "Registration.for"))
 545		Registration.for(customer, google_play_userid, TEL_SELECTIONS).then(&:write)
 546	}.then {
 547		StatsD.increment("registration.completed")
 548	}.catch_only(Command::Execution::FinalStanza) do |e|
 549		StatsD.increment("registration.completed")
 550		EMPromise.reject(e)
 551	end
 552}.register(self).then(&CommandList.method(:register))
 553
 554Command.new(
 555	"info",
 556	"👤 Show Account Info",
 557	list_for: ->(*) { true },
 558	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 559) {
 560	Command.customer.then(&CustomerInfo.method(:for)).then do |info|
 561		Command.finish do |reply|
 562			reply.command << info.form
 563		end
 564	end
 565}.register(self).then(&CommandList.method(:register))
 566
 567Command.new(
 568	"cdrs",
 569	"📲 Show Call Logs"
 570) {
 571	report_for = ((Date.today << 1)..Date.today)
 572
 573	Command.customer.then { |customer|
 574		CDRRepo.new.find_range(customer, report_for)
 575	}.then do |cdrs|
 576		Command.finish do |reply|
 577			reply.command << FormTemplate.render("customer_cdr", cdrs: cdrs)
 578		end
 579	end
 580}.register(self).then(&CommandList.method(:register))
 581
 582Command.new(
 583	"transactions",
 584	"🧾 Show Transactions",
 585	list_for: ->(customer:, **) { !!customer&.currency }
 586) {
 587	Command.customer.then(&:transactions).then do |txs|
 588		Command.finish do |reply|
 589			reply.command << FormTemplate.render("transactions", transactions: txs)
 590		end
 591	end
 592}.register(self).then(&CommandList.method(:register))
 593
 594Command.new(
 595	"configure calls",
 596	"📞 Configure Calls",
 597	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 598) {
 599	Command.customer.then do |customer|
 600		cc_form = ConfigureCallsForm.new(customer)
 601		Command.reply { |reply|
 602			reply.allowed_actions = [:next]
 603			reply.command << cc_form.render
 604		}.then { |iq|
 605			EMPromise.all(cc_form.parse(iq.form).map { |k, v|
 606				Command.execution.customer_repo.public_send("put_#{k}", customer, v)
 607			})
 608		}.then { Command.finish("Configuration saved!") }
 609	end
 610}.register(self).then(&CommandList.method(:register))
 611
 612Command.new(
 613	"ogm",
 614	"⏺️ Record Voicemail Greeting",
 615	list_for: ->(fwd: nil, **) { fwd&.voicemail_enabled? },
 616	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 617) {
 618	Command.customer.then do |customer|
 619		customer.fwd.create_call(CONFIG[:creds][:account]) do |cc|
 620			cc.from = customer.registered?.phone
 621			cc.application_id = CONFIG[:sip][:app]
 622			cc.answer_url = "#{CONFIG[:web_root]}/ogm/start?" \
 623			                "customer_id=#{customer.customer_id}"
 624		end
 625		Command.finish("You will now receive a call.")
 626	end
 627}.register(self).then(&CommandList.method(:register))
 628
 629Command.new(
 630	"migrate billing",
 631	"🏦 Switch to new billing",
 632	list_for: ->(tel:, customer:, **) { tel && !customer&.currency },
 633	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 634) {
 635	Command.customer.then(&MigrateBilling.method(:new)).then(&:write)
 636}.register(self).then(&CommandList.method(:register))
 637
 638Command.new(
 639	"credit cards",
 640	"💳 Credit Card Settings and Management",
 641	list_for: ->(customer:, **) { !!customer&.currency }
 642) {
 643	Command.customer.then do |customer|
 644		url = CONFIG[:credit_card_url].call(
 645			customer.jid.to_s.gsub("\\", "%5C"),
 646			customer.customer_id
 647		)
 648		desc = "Manage credits cards and settings"
 649		Command.finish("#{desc}: #{url}") do |reply|
 650			oob = OOB.find_or_create(reply.command)
 651			oob.url = url
 652			oob.desc = desc
 653		end
 654	end
 655}.register(self).then(&CommandList.method(:register))
 656
 657Command.new(
 658	"top up",
 659	"💲 Buy Account Credit by Credit Card",
 660	list_for: ->(payment_methods: [], **) { !payment_methods.empty? },
 661	format_error: ->(e) { "Failed to buy credit, system said: #{e.message}" }
 662) {
 663	Command.customer.then { |customer|
 664		BuyAccountCreditForm.for(customer).then do |credit_form|
 665			Command.reply { |reply|
 666				reply.allowed_actions = [:complete]
 667				reply.command << credit_form.form
 668			}.then do |iq|
 669				CreditCardSale.create(customer, **credit_form.parse(iq.form))
 670			end
 671		end
 672	}.then { |transaction|
 673		Command.finish("#{transaction} added to your account balance.")
 674	}.catch_only(
 675		AmountTooHighError,
 676		AmountTooLowError
 677	) do |e|
 678		Command.finish(e.message, type: :error)
 679	end
 680}.register(self).then(&CommandList.method(:register))
 681
 682Command.new(
 683	"alt top up",
 684	"🪙 Buy Account Credit by Bitcoin, Mail, or Interac e-Transfer",
 685	list_for: ->(customer:, **) { !!customer&.currency }
 686) {
 687	Command.customer.then { |customer|
 688		AltTopUpForm.for(customer)
 689	}.then do |alt_form|
 690		Command.reply { |reply|
 691			reply.allowed_actions = [:complete]
 692			reply.command << alt_form.form
 693		}.then do |iq|
 694			Command.finish { |reply| alt_form.parse(iq.form).action(reply) }
 695		end
 696	end
 697}.register(self).then(&CommandList.method(:register))
 698
 699Command.new(
 700	"plan settings",
 701	"📝 Manage your plan, including overage limits",
 702	list_for: ->(customer:, **) { !!customer&.currency }
 703) {
 704	Command.customer.then { |customer|
 705		EMPromise.all([
 706			REDIS.get("jmp_customer_monthly_data_limit-#{customer.customer_id}"),
 707			SIMRepo.new.owned_by(customer)
 708		]).then { |(limit, sims)| [customer, sims, limit] }
 709	}.then do |(customer, sims, limit)|
 710		Command.reply { |reply|
 711			reply.allowed_actions = [:next]
 712			reply.command << FormTemplate.render(
 713				"plan_settings", customer: customer, sims: sims, data_limit: limit
 714			)
 715		}.then { |iq|
 716			kwargs = {
 717				monthly_overage_limit: iq.form.field("monthly_overage_limit")&.value,
 718				monthly_data_limit: iq.form.field("monthly_data_limit")&.value
 719			}.compact
 720			Command.execution.customer_repo.put_monthly_limits(customer, **kwargs)
 721		}.then { Command.finish("Configuration saved!") }
 722	end
 723}.register(self).then(&CommandList.method(:register))
 724
 725Command.new(
 726	"referral codes",
 727	"👥 Refer a friend for free credit",
 728	list_for: ->(customer:, **) { !!customer&.currency }
 729) {
 730	repo = InvitesRepo.new
 731	Command.customer.then { |customer|
 732		EMPromise.all([
 733			repo.find_or_create_group_code(customer.customer_id),
 734			repo.unused_invites(customer)
 735		])
 736	}.then do |(group_code, invites)|
 737		if invites.empty?
 738			Command.finish(
 739				"This code will provide credit equivalent to one month of service " \
 740				"to anyone after they sign up and pay: #{group_code}\n\n" \
 741				"You will receive credit equivalent to one month of service once " \
 742				"their payment clears."
 743			)
 744		else
 745			Command.finish do |reply|
 746				reply.command << FormTemplate.render(
 747					"codes",
 748					invites: invites,
 749					group_code: group_code
 750				)
 751			end
 752		end
 753	end
 754}.register(self).then(&CommandList.method(:register))
 755
 756# Assumes notify_from is a direct target
 757notify_to = CONFIG[:direct_targets].fetch(
 758	Blather::JID.new(CONFIG[:notify_from]).node.to_sym
 759)
 760
 761Command.new(
 762	"sims",
 763	"📶 (e)SIM Details",
 764	list_for: ->(customer:, **) { CONFIG[:keepgo] && !!customer&.currency },
 765	customer_repo: CustomerRepo.new(
 766		sgx_repo: TrivialBackendSgxRepo.new(jid: notify_to)
 767	)
 768) {
 769	Command.customer.then { |customer|
 770		EMPromise.all([customer, SIMRepo.new.owned_by(customer)])
 771	}.then do |(customer, sims)|
 772		Command.reply { |reply|
 773			reply.command << FormTemplate.render("sim_details", sims: sims)
 774		}.then { |iq|
 775			case iq.form.field("http://jabber.org/protocol/commands#actions")&.value
 776			when "order-sim"
 777				SIMOrder.for(customer, **CONFIG.dig(:sims, :sim, customer.currency))
 778			when "order-esim"
 779				SIMOrder::ESIM.for(
 780					customer, **CONFIG.dig(:sims, :esim, customer.currency)
 781				)
 782			when "edit-nicknames"
 783				EditSimNicknames.new(customer, sims)
 784			else
 785				Command.finish
 786			end
 787		}.then(&:process)
 788	end
 789}.register(self).then(&CommandList.method(:register))
 790
 791Command.new(
 792	"subaccount",
 793	"➕️ Create a new phone number linked to this balance",
 794	list_for: lambda do |customer:, **|
 795		!!customer&.currency &&
 796		customer&.billing_customer_id == customer&.customer_id
 797	end
 798) {
 799	cheogram = Command.execution.iq.from.resource =~ /\ACheogram/
 800	Command.customer.then do |customer|
 801		ParentCodeRepo.new.find_or_create(customer.customer_id).then do |code|
 802			Command.finish { |reply|
 803				reply.command << FormTemplate.render(
 804					"subaccount", code: code, cheogram: cheogram
 805				)
 806			}
 807		end
 808	end
 809}.register(self).then(&CommandList.method(:register))
 810
 811Command.new(
 812	"reset sip account",
 813	"☎️ Create or Reset SIP Account",
 814	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 815) {
 816	Command.customer.then do |customer|
 817		sip_account = customer.reset_sip_account
 818		Command.reply { |reply|
 819			reply.allowed_actions = [:next]
 820			form = sip_account.form
 821			form.type = :form
 822			form.fields += [{
 823				type: :boolean, var: "change_fwd",
 824				label: "Should inbound calls forward to this SIP account?"
 825			}]
 826			reply.command << form
 827		}.then do |fwd|
 828			if ["1", "true"].include?(fwd.form.field("change_fwd")&.value.to_s)
 829				Command.execution.customer_repo.put_fwd(
 830					customer,
 831					customer.fwd.with(uri: sip_account.uri)
 832				).then { Command.finish("Inbound calls will now forward to SIP.") }
 833			else
 834				Command.finish
 835			end
 836		end
 837	end
 838}.register(self).then(&CommandList.method(:register))
 839
 840Command.new(
 841	"lnp",
 842	"#️⃣ Port in your number from another carrier",
 843	list_for: ->(**) { true },
 844	customer_repo: CustomerRepo.new(
 845		sgx_repo: TrivialBackendSgxRepo.new(jid: notify_to)
 846	)
 847) {
 848	Command.customer.then do |customer|
 849		Command.reply { |reply|
 850			reply.allowed_actions = [:next]
 851			reply.command << FormTemplate.render("lnp")
 852		}.then { |iq|
 853			PortInOrder.parse(customer, iq.form).complete_with do |form|
 854				Command.reply { |reply|
 855					reply.allowed_actions = [:next]
 856					reply.command << form
 857				}.then(&:form)
 858			end
 859		}.then do |order|
 860			unless order.already_inservice?
 861				order_id = BandwidthIris::PortIn.create(order.to_h)[:order_id]
 862				customer.stanza_from(Blather::Stanza::Message.new(
 863					"",
 864					order.message(order_id)
 865				))
 866				Command.finish(
 867					"Your port-in request has been accepted, " \
 868					"support will contact you with next steps"
 869				)
 870			end
 871		end
 872	end
 873}.register(self).then(&CommandList.method(:register))
 874
 875Command.new(
 876	"set-port-out-pin",
 877	"🔐 Set Port-out PIN",
 878	list_for: lambda do |sgx_commands:, **|
 879		sgx_commands.any? { |item|
 880			item.node == "set-port-out-pin"
 881		}
 882	end
 883) {
 884	Command.customer.then do |customer|
 885		Command.reply { |reply|
 886			reply.command << FormTemplate.render("set_port_out_pin")
 887		}.then { |iq|
 888			pin = iq.form.field("pin")&.value.to_s
 889			confirm_pin = iq.form.field("confirm_pin")&.value.to_s
 890
 891			unless pin.match?(/\A[\w\d]{4,10}\Z/)
 892				raise "PIN must be between 4 and 10 alphanumeric characters."
 893			end
 894
 895			raise "PIN and confirm PIN must match." unless pin == confirm_pin
 896
 897			customer.port_out_pin.set(pin)
 898		}.then {
 899			Command.finish("Your port-out PIN has been set.")
 900		}.catch_only(BackendSgx::CanceledError) do |e|
 901			Command.finish(e.message, status: :canceled)
 902		end
 903	end
 904}.register(self).then(&CommandList.method(:register))
 905
 906Command.new(
 907	"terminate account",
 908	"❌ Cancel your account and terminate your phone number",
 909	list_for: ->(**) { false },
 910	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
 911) {
 912	Command.reply { |reply|
 913		reply.allowed_actions = [:next]
 914		reply.note_text = "Press next to confirm your account termination."
 915	}.then { Command.customer }.then { |customer|
 916		AdminAction::CancelCustomer.call(
 917			customer,
 918			customer_repo: Command.execution.customer_repo
 919		)
 920	}.then do
 921		Command.finish("Account cancelled")
 922	end
 923}.register(self).then(&CommandList.method(:register))
 924
 925Command.new(
 926	"customer info",
 927	"Show Customer Info",
 928	list_for: ->(customer: nil, **) { customer&.admin? }
 929) {
 930	Command.customer.then do |customer|
 931		raise AuthError, "You are not an admin" unless customer&.admin?
 932
 933		customer_repo = CustomerRepo.new(
 934			sgx_repo: Bwmsgsv2Repo.new,
 935			bandwidth_tn_repo: EmptyRepo.new(BandwidthTnRepo.new) # No CNAM in admin
 936		)
 937
 938		AdminCommand::NoUser.new(customer_repo).start
 939	end
 940}.register(self).then(&CommandList.method(:register))
 941
 942Command.new(
 943	"reachability",
 944	"Test Reachability",
 945	list_for: ->(customer: nil, **) { customer&.admin? }
 946) {
 947	Command.customer.then do |customer|
 948		raise AuthError, "You are not an admin" unless customer&.admin?
 949
 950		form = ReachabilityForm.new(CustomerRepo.new)
 951
 952		Command.reply { |reply|
 953			reply.allowed_actions = [:next]
 954			reply.command << form.render
 955		}.then { |response|
 956			form.parse(response.form)
 957		}.then { |result|
 958			result.repo.get_or_create(result.target).then { |v|
 959				result.target.stanza_from(result.prompt) if result.prompt
 960
 961				Command.finish { |reply|
 962					reply.command << form.render_result(v)
 963				}
 964			}
 965		}.catch_only(RuntimeError) { |e|
 966			Command.finish(e, type: :error)
 967		}
 968	end
 969}.register(self).then(&CommandList.method(:register))
 970
 971Command.new(
 972	"snikket",
 973	"Launch Snikket Instance",
 974	list_for: ->(customer: nil, **) { customer&.admin? }
 975) {
 976	Command.customer.then do |customer|
 977		raise AuthError, "You are not an admin" unless customer&.admin?
 978
 979		Command.reply { |reply|
 980			reply.allowed_actions = [:next]
 981			reply.command << FormTemplate.render("snikket_launch")
 982		}.then { |response|
 983			domain = response.form.field("domain").value.to_s
 984			test_instance = response.form.field("test_instance")&.value.to_s
 985			IQ_MANAGER.write(Snikket::Launch.new(
 986				nil, CONFIG[:snikket_hosting_api],
 987				domain: domain, test_instance: test_instance
 988			)).then do |launched|
 989				Snikket::CustomerInstance.for(customer, domain, launched)
 990			end
 991		}.then { |instance|
 992			Command.finish do |reply|
 993				reply.command << FormTemplate.render(
 994					"snikket_launched",
 995					instance: instance
 996				)
 997			end
 998		}
 999	end
1000}.register(self).then(&CommandList.method(:register))
1001
1002Command.new(
1003	"stop snikket",
1004	"STOP Snikket Instance",
1005	list_for: ->(customer: nil, **) { customer&.admin? }
1006) {
1007	Command.customer.then do |customer|
1008		raise AuthError, "You are not an admin" unless customer&.admin?
1009
1010		Command.reply { |reply|
1011			reply.allowed_actions = [:next]
1012			reply.command << FormTemplate.render("snikket_stop")
1013		}.then { |response|
1014			instance_id = response.form.field("instance_id").value.to_s
1015			IQ_MANAGER.write(Snikket::Stop.new(
1016				nil, CONFIG[:snikket_hosting_api],
1017				instance_id: instance_id
1018			))
1019		}.then { |iq|
1020			Command.finish(iq.to_s)
1021		}
1022	end
1023}.register(self).then(&CommandList.method(:register))
1024
1025Command.new(
1026	"delete snikket",
1027	"DELETE Snikket Instance",
1028	list_for: ->(customer: nil, **) { customer&.admin? }
1029) {
1030	Command.customer.then do |customer|
1031		raise AuthError, "You are not an admin" unless customer&.admin?
1032
1033		Command.reply { |reply|
1034			reply.allowed_actions = [:next]
1035			reply.command << FormTemplate.render("snikket_delete")
1036		}.then { |response|
1037			instance_id = response.form.field("instance_id").value.to_s
1038			IQ_MANAGER.write(Snikket::Delete.new(
1039				nil, CONFIG[:snikket_hosting_api],
1040				instance_id: instance_id
1041			))
1042		}.then { |iq|
1043			Command.finish(iq.to_s)
1044		}
1045	end
1046}.register(self).then(&CommandList.method(:register))
1047
1048Command.new(
1049	"find snikket",
1050	"Lookup Snikket Instance",
1051	list_for: ->(customer: nil, **) { customer&.admin? }
1052) {
1053	Command.customer.then do |customer|
1054		raise AuthError, "You are not an admin" unless customer&.admin?
1055
1056		Command.reply { |reply|
1057			reply.allowed_actions = [:next]
1058			reply.command << FormTemplate.render("snikket_launch")
1059		}.then { |response|
1060			domain = response.form.field("domain").value.to_s
1061			IQ_MANAGER.write(Snikket::DomainInfo.new(
1062				nil, CONFIG[:snikket_hosting_api],
1063				domain: domain
1064			))
1065		}.then { |instance|
1066			Command.finish do |reply|
1067				reply.command << FormTemplate.render(
1068					"snikket_result",
1069					instance: instance
1070				)
1071			end
1072		}
1073	end
1074}.register(self).then(&CommandList.method(:register))
1075
1076def reply_with_note(iq, text, type: :info)
1077	reply = iq.reply
1078	reply.status = :completed
1079	reply.note_type = type
1080	reply.note_text = text
1081
1082	self << reply
1083end
1084
1085Command.new(
1086	"https://ns.cheogram.com/sgx/jid-switch",
1087	"Change JID",
1088	list_for: lambda { |customer: nil, from_jid: nil, **|
1089		customer || from_jid.to_s =~ Regexp.new(CONFIG[:onboarding_domain])
1090	},
1091	customer_repo: CustomerRepo.new(sgx_repo: Bwmsgsv2Repo.new)
1092) {
1093	Command.customer.then { |customer|
1094		Command.reply { |reply|
1095			reply.command << FormTemplate.render("jid_switch")
1096		}.then { |response|
1097			new_jid = response.form.field("jid").value
1098			repo = Command.execution.customer_repo
1099			repo.find_by_jid(new_jid).catch_only(CustomerRepo::NotFound) { nil }
1100				.then { |cust|
1101					next EMPromise.reject("Customer Already Exists") if cust
1102
1103					repo.change_jid(customer, new_jid)
1104				}
1105		}.then {
1106			StatsD.increment("changejid.completed")
1107			jid = ProxiedJID.new(customer.jid).unproxied
1108			if jid.domain == CONFIG[:onboarding_domain]
1109				CustomerRepo.new.find(customer.customer_id).then do |cust|
1110					WelcomeMessage.for(cust, customer.registered?.phone).then(&:welcome)
1111				end
1112			end
1113			Command.finish { |reply|
1114				reply.note_type = :info
1115				reply.note_text = "Customer JID Changed"
1116			}
1117		}
1118	}
1119}.register(self).then(&CommandList.method(:register))
1120
1121Command.new(
1122	"web-register",
1123	"Initiate Register from Web",
1124	list_for: lambda { |from_jid: nil, **|
1125		from_jid&.stripped.to_s == CONFIG[:web_register][:from]
1126	}
1127) {
1128	if Command.execution.iq.from.stripped != CONFIG[:web_register][:from]
1129		next EMPromise.reject(
1130			Command::Execution::FinalStanza.new(iq.as_error("forbidden", :auth))
1131		)
1132	end
1133
1134	Command.reply { |reply|
1135		reply.command << FormTemplate.render("web_register")
1136	}.then do |iq|
1137		jid = iq.form.field("jid")&.value.to_s.strip
1138		tel = iq.form.field("tel")&.value.to_s.strip
1139		if jid !~ /\./ || jid =~ /\s/
1140			Command.finish("The Jabber ID you entered was not valid.", type: :error)
1141		elsif tel !~ /\A\+\d+\Z/
1142			Command.finish("Invalid telephone number", type: :error)
1143		else
1144			IQ_MANAGER.write(Blather::Stanza::Iq::Command.new.tap { |cmd|
1145				cmd.to = CONFIG[:web_register][:to]
1146				cmd.node = "push-register"
1147				cmd.form.fields = [{ var: "to", value: jid }]
1148				cmd.form.type = "submit"
1149			}).then { |result|
1150				TEL_SELECTIONS.set_tel(result.form.field("from")&.value.to_s.strip, tel)
1151			}.then { Command.finish }
1152		end
1153	end
1154}.register(self).then(&CommandList.method(:register))
1155
1156command sessionid: /./ do |iq|
1157	COMMAND_MANAGER.fulfill(iq)
1158	IQ_MANAGER.fulfill(iq)
1159	true
1160end
1161
1162iq type: [:result, :error] do |iq|
1163	IQ_MANAGER.fulfill(iq)
1164	true
1165end
1166
1167iq type: [:get, :set] do |iq|
1168	StatsD.increment("unknown_iq")
1169
1170	self << Blather::StanzaError.new(iq, "feature-not-implemented", :cancel)
1171end
1172
1173trap(:INT) { EM.stop }
1174trap(:TERM) { EM.stop }
1175EM.run { client.run }