Class: Eye::Process::StatesHistory

Inherits:
Utils::Tail show all
Defined in:
lib/eye/process/states_history.rb

Instance Method Summary collapse

Methods inherited from Utils::Tail

#<<, #initialize

Methods inherited from Array

#extract_options!

Constructor Details

This class inherits a constructor from Eye::Utils::Tail

Instance Method Details

#last_reason ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 26

def last_reason
  last[:reason] rescue nil
end

#last_state ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 22

def last_state
  last[:state]
end

#last_state_changed_at ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 30

def last_state_changed_at
  Time.at(last[:at])
end

#push(state, reason = nil, tm = Time.now) ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 3

def push(state, reason = nil, tm = Time.now)
  super(state: state, at: tm.to_i, reason: reason)
end

#states ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 7

def states
  self.map { |c| c[:state] }
end

#states_for_period(period, from_time = nil, &block) ⇒ Object 



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# File 'lib/eye/process/states_history.rb', line 11

def states_for_period(period, from_time = nil, &block)
  tm = Time.now - period
  tm = [tm, from_time].max if from_time
  tm = tm.to_f
  if block
    self.each { |s| yield(s) if s[:at] >= tm }
  else
    self.select { |s| s[:at] >= tm }.map { |c| c[:state] }
  end
end