121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
|
# File 'lib/uktt/export_chapter_pdf.rb', line 121
def fetch_exchange_rate(currency = @currency)
return 1.0 unless currency
return 1.0 if currency === Uktt::PARENT_CURRENCY
response = ENV.fetch("MX_RATE_EUR_#{currency}") do |_missing_name|
if currency === 'GBP'
Uktt::MonetaryExchangeRate.new(version: 'v2').latest(currency)
else
raise StandardError.new "Non-GBP currency exchange rates are not available via API and must be manually set with an environment variable, e.g., 'MX_RATE_EUR_#{currency}'"
end
end.to_f
return response if response > 0.0
raise StandardError.new "Currency error. response=#{response.inspect}"
end
|