Class: ExchangeRate

Inherits:
Object
  • Object
show all
Defined in:
lib/exchange_rate_freska/exchange_rate.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(currency_options) ⇒ ExchangeRate

Returns a new instance of ExchangeRate.



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 8

def initialize(currency_options)
  @date  = currency_options.first
  @nok   = currency_options.last["NOK"]
  @sek   = currency_options.last["SEK"]
end

Instance Attribute Details

#date ⇒ Object (readonly)

Returns the value of attribute date.



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 6

def date
  @date
end

#nok ⇒ Object (readonly)

Returns the value of attribute nok.



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 6

def nok
  @nok
end

#sek ⇒ Object (readonly)

Returns the value of attribute sek.



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 6

def sek
  @sek
end

Class Method Details

.all ⇒ Object 



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 14

def self.all
  file_path = File.dirname(__FILE__) + "/data/currency.json"
  file      = process_file(file_path)
end

.at(date, base, counter) ⇒ Object 



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 19

def self.at(date, base, counter)
  counter_data = []
  @date = date_initialize(date)
  @base         = base
  @counter      = counter.downcase
  file_path = File.dirname(__FILE__) + "/data/currency.json"
  # response_from_file =  process_file('./data/currency.json')
  response_from_file =  process_file(file_path)

  response_from_file.each do |data|
    if data.date == @date
      counter_data << data
    end
  end

  unless counter_data.empty?
    date_r = counter_data.first.date
    nok  = counter_data.first.nok
    sek  = counter_data.first.sek
    case @counter
      when "sek"
         "1 euro = #{sek}"
      when "nok"
         "1 euro = #{nok}"
      else
         "Out of bound"
    end

  else
     "No data found"
  end

end

.date_initialize(date) ⇒ Object 



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 53

def self.date_initialize(date)
  @today_date = Date.today.strftime("%Y-%m-%d")
  @new_date = date.to_s
  if(@new_date == @today_date || @new_date > "2018-05-15")
    @new_date = "2018-05-15"
  else
    @new_date = date.to_s
  end
end

.process_file(file) ⇒ Object 



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# File 'lib/exchange_rate_freska/exchange_rate.rb', line 63

def self.process_file(file)
  response_data = []
  file          = File.read(file)
  hash_data     = JSON.parse(file)
  hash_data.map{|data| ExchangeRate.new(data)}
end