135 lines
4.2 KiB
Ruby
135 lines
4.2 KiB
Ruby
class CensusApi
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def call(document_type, document_number)
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response = nil
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get_document_number_variants(document_type, document_number).each do |variant|
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response = Response.new(get_response_body(document_type, variant))
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return response if response.valid?
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end
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response
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end
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def get_document_number_variants(document_type, document_number)
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# Delete all non-alphanumerics
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document_number = document_number.to_s.gsub(/[^0-9A-Za-z]/i, '')
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variants = []
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if is_dni?(document_type)
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document_number, letter = split_letter_from(document_number)
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number_variants = get_number_variants_with_leading_zeroes_from(document_number)
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letter_variants = get_letter_variants(number_variants, letter)
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variants += number_variants
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variants += letter_variants
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else # if not a DNI, just use the document_number, with no variants
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variants << document_number
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end
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variants
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end
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class Response
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def initialize(body)
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@body = body
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end
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def valid?
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data[:datos_habitante][:item].present?
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end
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def date_of_birth
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data[:datos_habitante][:item][:fecha_nacimiento_string]
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end
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def postal_code
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data[:datos_vivienda][:item][:codigo_postal]
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end
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def district_code
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data[:datos_vivienda][:item][:codigo_distrito]
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end
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private
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def data
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@body[:get_habita_datos_response][:get_habita_datos_return]
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end
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end
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private
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def get_response_body(document_type, document_number)
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if end_point_available?
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client.call(:get_habita_datos, message: request(document_type, document_number)).body
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else
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stubbed_response_body
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end
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end
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def client
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@client = Savon.client(wsdl: Rails.application.secrets.census_api_end_point)
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end
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def request(document_type, document_number)
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{ request:
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{ codigo_institucion: Rails.application.secrets.census_api_institution_code,
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codigo_portal: Rails.application.secrets.census_api_portal_name,
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codigo_usuario: Rails.application.secrets.census_api_user_code,
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documento: document_number,
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tipo_documento: document_type,
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codigo_idioma: 102,
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nivel: 3 }}
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end
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def end_point_available?
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Rails.env.staging? || Rails.env.preproduction? || Rails.env.production?
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end
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def stubbed_response_body
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{:get_habita_datos_response=>{:get_habita_datos_return=>{:hay_errores=>false, :datos_habitante=>{:item=>{:fecha_nacimiento_string=>"31-12-1980", :identificador_documento=>"12345678Z", }}, :datos_vivienda=>{:item=>{:codigo_postal=>"28013", :codigo_distrito=>"01"}}}}}
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end
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def is_dni?(document_type)
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document_type.to_s == "1"
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end
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def split_letter_from(document_number)
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letter = document_number.last
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if letter[/[A-Za-z]/] == letter
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document_number = document_number[0..-2]
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else
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letter = nil
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end
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return document_number, letter
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end
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# if the number has less digits than it should, pad with zeros to the left and add each variant to the list
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# For example, if the initial document_number is 1234, and digits=8, the result is
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# ['1234', '01234', '001234', '0001234']
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def get_number_variants_with_leading_zeroes_from(document_number, digits=8)
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document_number = document_number.to_s.last(digits) # Keep only the last x digits
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document_number = document_number.gsub(/^0+/, '') # Removes leading zeros
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variants = []
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variants << document_number unless document_number.blank?
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while document_number.size < digits
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document_number = "0#{document_number}"
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variants << document_number
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end
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variants
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end
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# Generates uppercase and lowercase variants of a series of numbers, if the letter is present
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# If number_variants == ['1234', '01234'] & letter == 'A', the result is
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# ['1234a', '1234A', '01234a', '01234A']
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def get_letter_variants(number_variants, letter)
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variants = []
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if letter.present? then
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number_variants.each do |number|
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variants << number + letter.downcase << number + letter.upcase
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end
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end
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variants
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end
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end
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