1# frozen_string_literal: true
 2
 3require_relative "customer_repo"
 4require_relative "proxied_jid"
 5require_relative "legacy_customer"
 6
 7class CustomerInfoForm
 8	def initialize(customer_repo=CustomerRepo.new)
 9		@customer_repo = customer_repo
10	end
11
12	def picker_form
13		form = Blather::Stanza::X.new(:form)
14		form.title = "Pick Customer"
15		form.instructions = "Tell us something about the customer and we'll try " \
16			"to get more information for you"
17
18		form.fields = {
19			var: "q", type: "text-single",
20			label: "Something about the customer",
21			description: "Supported things include: customer ID, JID, phone number"
22		}
23
24		form
25	end
26
27	def find_customer(response)
28		parse_something(response.form.field("q").value)
29	end
30
31	class NoCustomer
32		class AdminInfo
33			def fields
34				[{ var: "Account Status", value: "Not Found" }]
35			end
36		end
37
38		def admin_info
39			AdminInfo.new
40		end
41	end
42
43	def parse_something(value)
44		parser = Parser.new(@customer_repo)
45
46		EMPromise.all([
47			parser.as_customer_id(value),
48			parser.as_jid(value),
49			parser.as_phone(value),
50			EMPromise.resolve(NoCustomer.new)
51		]).then { |approaches| approaches.compact.first }
52	end
53
54	class Parser
55		def initialize(customer_repo)
56			@customer_repo = customer_repo
57		end
58
59		def as_customer_id(value)
60			@customer_repo.find(value).catch { nil }
61		end
62
63		def as_cheo(value)
64			ProxiedJID.proxy(Blather::JID.new(value))
65		end
66
67		def as_jid(value)
68			EMPromise.all([
69				@customer_repo.find_by_jid(value).catch { nil },
70				@customer_repo.find_by_jid(as_cheo(value)).catch { nil }
71			]).then { |approaches| approaches.compact.first }
72		end
73
74		def as_phone(value)
75			unless value.gsub(/[^0-9]/, "") =~ /^\+?1?(\d{10})$/
76				return EMPromise.resolve(nil)
77			end
78
79			@customer_repo.find_by_tel("+1#{$1}").catch { nil }
80		end
81	end
82end