# frozen_string_literal: true

require 'faker'

module Iwoca
  # This class can be used to generate fake customers for test purposes.
  # It is based on the minimum data requirements described here:
  # https://iwoca.stoplight.io/docs/lapi-uk/branches/2.1.0/2c44db4bf20fb-meeting-minimum-data-requirements
  class CustomerGenerator
    attr_accessor :id, :first_name, :last_name, :email, :phone, :address, :date_of_birth, :city
    attr_accessor :postcode

    DEFAULTS = {
      id: SecureRandom.hex(4),
      first_name: Faker::Name.first_name,
      last_name: Faker::Name.last_name,
      email: Faker::Internet.email,
      phone: Faker::PhoneNumber.cell_phone_in_e164,
      address: Faker::Address.street_address,
      date_of_birth: Faker::Date.birthday(min_age: 23, max_age: 65),
      city: Faker::Address.city,
      postcode: Faker::Address.postcode
    }.freeze

    def self.generate(params = {})
      new(DEFAULTS.merge(params)).generate
    end

    def initialize(params = {})
      Faker::Config.locale = 'en-GB'

      DEFAULTS.each do |key, default_value|
        send("#{key}=", params[key] || default_value)
      end
    end

    def generate
      {
        data: {
          company: company_information,
          people: [user_information]
        }
      }
    end

    def company_information
      {
        company_number: '09525857',
        last_12_months_turnover: {
          amount: 70_000,
          valid_from: "2019-08-24T14:15:22Z"
        },
        registered_company_name: 'HOKO LTD',
        trading_from_date: '2015-05-22',
        type: 'limited_liability_company',
        industry: 'B | Mining and Quarrying',
        vat_status: {
          is_vat_registered: true,
          registered_over_3_months: true,
        },
        registered_address: {
          postcode: 'W1T 3NF',
          street_line_1: 'Berners House',
          street_line_2: '47-48 Berners Street',
          town: 'London',
          country: 'GB'
        }
      }
    end

    def user_information
      {
        date_of_birth: date_of_birth,
        emails: emails,
        uid: SecureRandom.uuid,
        first_name: first_name,
        last_name: last_name,
        phones: phones,
        roles: %w[applicant shareholder guarantor director],
        residential_addresses: residential_addresses,
        privacy_policy: {
          agreed: true,
          valid_from: DateTime.now - 1
        }
      }
    end

    def phones
      [
        {
          number: phone,
          type: 'primary'
        }
      ]
    end

    def emails
      [
        {
          email: email,
          marketing_opt_in: {
            agreed: true,
            valid_from: DateTime.now
          },
          type: 'primary'
        }
      ]
    end

    def residential_addresses
      [
        {
          country: 'GB',
          residential_status: 'owner_no_mortgage',
          street_line_1: address,
          street_line_2: '',
          town: city,
          postcode: postcode
        }
      ]
    end
  end
end