Class: Beans::Stopwatch

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

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Stopwatch 



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# File 'lib/beans/stopwatch.rb', line 4

def initialize
  self.reset
end

Instance Method Details

#days_elapsed ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 70

def days_elapsed
  hours_elapsed/24.0
end

#dollars_elapsed ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 74

def dollars_elapsed
  seconds_elapsed * Config.dollars_per_second
end

#hours_elapsed ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 66

def hours_elapsed
  minutes_elapsed / 60.0
end

#minutes_elapsed ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 62

def minutes_elapsed
  seconds_elapsed / 60.0
end

#next_notification_at ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 82

def next_notification_at
  @last_notification_at + Config.seconds_between_notifications
end

#nice_elapsed_time ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 90

def nice_elapsed_time
  if (s=seconds_elapsed) < 60
    "#{sprintf("%i",s)} seconds"
  elsif (m=minutes_elapsed) < 60
    "#{sprintf("%i",m)} minutes"
  elsif (h=hours_elapsed) < 24
    "#{sprintf("%.1f",h)} hours"
  else
    "#{sprintf("%.1f",days_elapsed)} days"
  end
end

#notify ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 103

def notify
  @last_notification_at = Time.now
  return false if @first_started_at.nil?
  Beans::Notification.new(
    sprintf( "$%.02f", dollars_elapsed),
    "over #{nice_elapsed_time} since #{@first_started_at.strftime( "%-I:%M %p")}."
  )
end

#query(unit) ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 78

def query(unit)
  self.send( "#{unit.strip}_elapsed" )
end

#reset ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 8

def reset
  t = Time.now
  @first_started_at = nil
  @last_notification_at = t
  @previously_elapsed_time = 0.0
  @last_stopped_at = t
  @last_started_at = nil
  @running = false
end

#running? ⇒ Boolean 



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# File 'lib/beans/stopwatch.rb', line 48

def running?
  @running
end

#seconds_elapsed ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 52

def seconds_elapsed
  if @last_started_at.nil?
    0.0
  else
    s = @previously_elapsed_time
    s += (Time.now-@last_started_at).to_f unless stopped?
    s
  end
end

#seconds_to_next_notification ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 86

def seconds_to_next_notification
  next_notification_at - Time.now
end

#start ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 18

def start
  if stopped?
    t = Time.now

    @first_started_at ||= t

    @last_started_at = t
    @running = true

  end
end

#stop ⇒ Object 



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# File 'lib/beans/stopwatch.rb', line 30

def stop
  if running?
    t = Time.now

    @previously_elapsed_time ||= 0
    @previously_elapsed_time += (t-@last_started_at).to_f

    @last_stopped_at = t
    @running = false

  end
end

#stopped? ⇒ Boolean 



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# File 'lib/beans/stopwatch.rb', line 44

def stopped?
  !@running
end