Class: Rirera::Record

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(broker, volume, target, actual, stop) ⇒ Record

Returns a new instance of Record.



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# File 'lib/rirera.rb', line 10

def initialize(broker, volume, target, actual, stop)
  @broker = Rirera.get_broker(broker)
  @volume = volume
  @target = target
  @actual = actual
  @stop = stop
end

Instance Attribute Details

#actual ⇒ Object

Returns the value of attribute actual.



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# File 'lib/rirera.rb', line 8

def actual
  @actual
end

#broker ⇒ Object

Returns the value of attribute broker.



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# File 'lib/rirera.rb', line 8

def broker
  @broker
end

#stop ⇒ Object

Returns the value of attribute stop.



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# File 'lib/rirera.rb', line 8

def stop
  @stop
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'lib/rirera.rb', line 8

def target
  @target
end

#volume ⇒ Object

Returns the value of attribute volume.



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# File 'lib/rirera.rb', line 8

def volume
  @volume
end

Instance Method Details

#get_amount ⇒ Object 



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# File 'lib/rirera.rb', line 46

def get_amount
  (@volume/@actual).round
end

#get_break_even ⇒ Object 



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# File 'lib/rirera.rb', line 58

def get_break_even
  ((@volume + get_total_commission) / get_amount).round(2)
end

#get_loss ⇒ Object 



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# File 'lib/rirera.rb', line 54

def get_loss
  ((@volume-(get_amount*@stop)) + get_total_commission).round(2)
end

#get_max_gain ⇒ Object 



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# File 'lib/rirera.rb', line 50

def get_max_gain
  ((get_amount * @target) - @volume - get_total_commission).round(2)
end

#get_rrr ⇒ Object 



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# File 'lib/rirera.rb', line 18

def get_rrr
  chance = @target - @actual
  risk = @actual - @stop
  (chance/risk).round(1)
end

#get_total_commission ⇒ Object 



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# File 'lib/rirera.rb', line 24

def get_total_commission
  # calculate order pricing
  basic_price = Rirera::CONFIG['broker'][@broker]['basic_price']
  commission_rate = Rirera::CONFIG['broker'][@broker]['commission_rate']
  volume_rate_buy = (get_amount * @actual * commission_rate).round(2)
  volume_rate_sell = (get_amount * @target * commission_rate).round(2)
  total_commission = 0.0

  [volume_rate_buy, volume_rate_sell].each do |vr|
    if (vr + basic_price) > Rirera::CONFIG['broker'][@broker]['min_rate']
      if (vr + basic_price) > Rirera::CONFIG['broker'][@broker]['max_rate']
        total_commission += Rirera::CONFIG['broker'][@broker]['max_rate']
      else
        total_commission += (basic_price + vr)
      end
    else
      total_commission += Rirera::CONFIG['broker'][@broker]['min_rate']
    end
  end
  total_commission.round(2)
end

#print_result ⇒ Object 



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# File 'lib/rirera.rb', line 62

def print_result
  12.times { print "#" }
  print "\n# RRR: "
  print "#{get_rrr}".yellow
  puts " #"
  12.times { print "#" }
  2.times { puts "" }
  puts "Volume: #{@volume}"
  puts "Amount: #{get_amount}"
  puts "Gain: #{get_max_gain}".green
  puts "Loss: #{get_loss}".red
  puts "Commission: #{get_total_commission}".magenta
  puts "Break Even: #{get_break_even}".blue
end