class Uktt::MonetaryExchangeRate
A MonetaryExchangeRate
object for dealing with an API resource
Attributes
config[RW]
monetary_exchange_rate_id[RW]
response[RW]
Public Class Methods
new(opts = {})
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# File lib/uktt/monetary_exchange_rate.rb, line 6 def initialize(opts = {}) @monetary_exchange_rate_id = opts[:monetary_exchange_rate_id] || nil Uktt.configure(opts) @config = Uktt.config end
Public Instance Methods
config=(new_opts = {})
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# File lib/uktt/monetary_exchange_rate.rb, line 33 def config=(new_opts = {}) merged_opts = Uktt.config.merge(new_opts) Uktt.configure merged_opts @monetary_exchange_rate_id = merged_opts[:monetary_exchange_rate_id] || @monetary_exchange_rate_id @config = Uktt.config end
latest(currency)
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# File lib/uktt/monetary_exchange_rate.rb, line 16 def latest(currency) retrieve_all unless @response case @config[:version] when 'v1' @response.select{ |obj| obj.child_monetary_unit_code == currency.upcase } .sort_by(&:validity_start_date) .last.exchange_rate.to_f when 'v2' @response.data.select{ |obj| obj.attributes.child_monetary_unit_code == currency.upcase } .sort_by{ |obj| obj.attributes.validity_start_date } .last.attributes.exchange_rate.to_f else raise StandardError.new "`#{@opts[:version]}` is not a supported API version. Supported API versions are: v1 and v2" end end
retrieve_all()
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# File lib/uktt/monetary_exchange_rate.rb, line 12 def retrieve_all fetch "#{M_X_RATE}.json" end
Private Instance Methods
fetch(resource)
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# File lib/uktt/monetary_exchange_rate.rb, line 42 def fetch(resource) @response = Uktt::Http.new( @config[:host], @config[:version], @config[:debug] ).retrieve( resource, @config[:return_json] ) end