Module: EGPRatesCLI

Defined in:
lib/EGP_Rates_CLI.rb,
lib/EGP_Rates_CLI/config.rb

Overview

CLI

Defined Under Namespace

Classes: Config

Constant Summary collapse

BANKS = 
i(CBE NBE CIB AAIB BanqueDuCaire BanqueMisr SuezCanalBank
AlBarakaBank AlAhliBankOfKuwait SAIB MIDB UBE CAE EDBE AlexBank
Blom ADIB EGB NBG FaisalBank)
CURRENCIES = 
i(USD EUR GBP CHF SAR JPY KWD AED AUD BHD CAD DKK JOD NOK OMR
QAR SEK CNY)

Class Method Summary collapse

Class Method Details

.config ⇒ Object 



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# File 'lib/EGP_Rates_CLI.rb', line 17

def self.config
  @@configurtion ||= Config.config
end

.render(table) ⇒ Object 



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# File 'lib/EGP_Rates_CLI.rb', line 68

def self.render(table)
  TTY::Command.new(printer: :quiet).run('clear')
  TTY::Prompt.new.say("Updated at: #{Time.now}")
  puts table.render(:unicode, width: 80, resize: true)
end

.run(config) ⇒ Object 



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# File 'lib/EGP_Rates_CLI.rb', line 30

def self.run(config)
  table = TTY::Table.new(
    header: [
      { value: 'Bank', alignment: :left },
      { value: 'Currency', alignment: :center },
      { value: 'Buy', alignment: :left },
      { value: 'Sell', alignment: :left}
    ]
  )
  banks      = config[:bank].empty? ? BANKS : config[:bank]
  currencies = config[:currency].empty? ? CURRENCIES : config[:currency]

  banks.each do |bank|
    currencies.each do |currency|
      begin
        rates = EGPRates.const_get(bank).new.exchange_rates
        table << [
          { value: bank.to_s, alignment: :left },
          { value: currency.to_s, alignment: :center },
          { value: rates[:buy][currency.to_sym], alignment: :left },
          { value: rates[:sell][currency.to_sym], alignment: :left }
        ]
      rescue EGPRates::ResponseError
        table << [
          { value: bank.to_s, alignment: :left },
          { value: currency.to_s, alignment: :center },
          { value: 'N/A', alignment: :center },
          { value: 'N/A', alignment: :center }
        ]
        next
      end
    end
  end
  render(table)
  sleep config[:interval] * 60
  run(config)
end

.start ⇒ Object 



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# File 'lib/EGP_Rates_CLI.rb', line 21

def self.start
  run(config)
end

.stop ⇒ Object 



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# File 'lib/EGP_Rates_CLI.rb', line 25

def self.stop
  TTY::Prompt.new.say("\nGoodbye ;)")
  exit 0
end