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Contents
module Ibandit
class PseudoIBANSplitter
def initialize(pseudo_iban)
@pseudo_iban = pseudo_iban
end
def split
{
country_code: country_code,
check_digits: check_digits,
bank_code: bank_code,
branch_code: branch_code,
account_number: account_number,
}
end
def country_code
@pseudo_iban.slice(0, 2)
end
private
def check_digits
@pseudo_iban.slice(2, 2)
end
def bank_code
return unless country_code_valid?
pseudo_iban_part(bank_code_start_index, :pseudo_iban_bank_code_length)
end
def branch_code
return unless country_code_valid?
pseudo_iban_part(branch_code_start_index, :pseudo_iban_branch_code_length)
end
def account_number
return unless country_code_valid?
remove_leading_padding(
@pseudo_iban.slice(account_number_start_index, @pseudo_iban.length),
)
end
def pseudo_iban_part(start_index, length_key)
length = structure.fetch(length_key)
return if length == 0
remove_leading_padding(@pseudo_iban.slice(start_index, length))
end
def bank_code_start_index
4
end
def branch_code_start_index
bank_code_start_index + structure.fetch(:pseudo_iban_bank_code_length)
end
def account_number_start_index
branch_code_start_index + structure.fetch(:pseudo_iban_branch_code_length)
end
def country_code_valid?
Constants::PSEUDO_IBAN_COUNTRY_CODES.include?(country_code)
end
def padding_character
Constants::PSEUDO_IBAN_PADDING_CHARACTER_FOR[country_code]
end
def structure
Ibandit.structures[country_code]
end
def remove_leading_padding(input)
return unless padding_character
input.gsub(/\A#{padding_character}+/, "")
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems