Module: Coinbot::OrderBook::EMACross

Defined in:
lib/coinbot/order_book/ema_cross.rb

Class Method Summary collapse

Class Method Details

.help ⇒ Object

Display Usage for this Module



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# File 'lib/coinbot/order_book/ema_cross.rb', line 48

public_class_method def self.help
  puts "USAGE:
   ema_cross_indicator_hash = #{self}.status()
  "
end

.status(opts = {}) ⇒ Object

Supported Method Parameters

Coinbot::OrderBook::DeathCross.status( )



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# File 'lib/coinbot/order_book/ema_cross.rb', line 12

public_class_method def self.status(opts = {})
  order_book = opts[:order_book]
  indicator_status = opts[:indicator_status]
  invested = opts[:invested]

  candle = order_book[:candles].last

  indicator_hash = {}
  indicator_hash[:invested] = invested
  indicator_hash[:status] = 'EMA'

  # If -- to_f will cast as 0.0
  ema_low_avg = candle[:ema_low_avg].to_f
  ema_high_avg = candle[:ema_high_avg].to_f

  indicator_hash[:color] = :white

  indicator_hash[:color] = :green if ema_low_avg.positive? &&
                                     ema_high_avg.positive? &&
                                     ema_low_avg > ema_high_avg

  indicator_hash[:color] = :yellow if ema_low_avg.positive? &&
                                      ema_high_avg.positive? &&
                                      ema_low_avg == ema_high_avg

  indicator_hash[:color] = :red if ema_low_avg.positive? &&
                                   ema_high_avg.positive? &&
                                   ema_low_avg < ema_high_avg

  indicator_status.ema_cross = indicator_hash
rescue StandardError => e
  raise e
end