module ExchangeRatesNBP

Constants

BASE_URL
DEFAULT_TABLE_TYPES
FILE_NAME_CURRENT_YEAR
FILE_NAME_YEAR_PATTERN
TABLE_TYPES: 'xnnnzrrmmdd.xml'
VERSION

Public Class Methods

exchange_rate(date, currency_code, table = DEFAULT_TABLE_TYPES) click to toggle source

# File lib/exchange_rates_nbp.rb, line 37
def self.exchange_rate(date, currency_code, table = DEFAULT_TABLE_TYPES)
  exchange_rate_info(date, currency_code, table)[:exchange_rate]
end

exchange_rate_info(date, currency_code, table = DEFAULT_TABLE_TYPES) click to toggle source

# File lib/exchange_rates_nbp.rb, line 41
def self.exchange_rate_info(date, currency_code, table = DEFAULT_TABLE_TYPES)
  table_id = find_table_id(date, table)
  exchange_rate_hash(table_id, currency_code)
end

exchange_table_date(date, table = DEFAULT_TABLE_TYPES) click to toggle source

# File lib/exchange_rates_nbp.rb, line 28
def self.exchange_table_date(date, table = DEFAULT_TABLE_TYPES)
  exchange_table_info(date, table)[:publish_date]
end

exchange_table_info(date, table = DEFAULT_TABLE_TYPES) click to toggle source

# File lib/exchange_rates_nbp.rb, line 32
def self.exchange_table_info(date, table = DEFAULT_TABLE_TYPES)
  table_id = find_table_id(date, table)
  exchange_table_hash(table_id)
end

exchange_table_number(date, table = DEFAULT_TABLE_TYPES) click to toggle source

# File lib/exchange_rates_nbp.rb, line 24
def self.exchange_table_number(date, table = DEFAULT_TABLE_TYPES)
  exchange_table_info(date, table)[:exchange_table_name]
end

Private Class Methods

exchange_rate_hash(table_id, currency_code) click to toggle source

# File lib/exchange_rates_nbp.rb, line 53
def exchange_rate_hash(table_id, currency_code)
  ExchangeRatesNBP::Clients::CurrencyDataSet
    .new(table_id)
    .exchange_rate(currency_code)
end

exchange_table_hash(table_id) click to toggle source

# File lib/exchange_rates_nbp.rb, line 59
def exchange_table_hash(table_id)
  ExchangeRatesNBP::Clients::CurrencyDataSet
    .new(table_id)
    .exchange_table
end

find_table_id(date, table) click to toggle source

# File lib/exchange_rates_nbp.rb, line 49
def find_table_id(date, table)
  Clients::TableList.new(date.year, table).fetch_closest_to(date)
end