Class: RaceParticipation

Inherits:
Sequel::Model
  • Object
show all
Defined in:
lib/opensprints-core/race_participation.rb

Constant Summary collapse

METERS_PER_MILLISECOND_TO_MILES_PER_HOUR = 
2236.93629
METERS_PER_MILLISECOND_TO_KILOMETERS_PER_HOUR = 
3600.0

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#ticks ⇒ Object

Returns the value of attribute ticks.



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# File 'lib/opensprints-core/race_participation.rb', line 9

def ticks
  @ticks
end

Instance Method Details

#color ⇒ Object 



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# File 'lib/opensprints-core/race_participation.rb', line 5

def color
  @color ||= $BIKES[self.race.race_participations.index(self)]
end

#distance ⇒ Object 



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# File 'lib/opensprints-core/race_participation.rb', line 19

def distance
  if self.ticks
    self.ticks * $ROLLER_CIRCUMFERENCE
  else
    0.0
  end
end

#finished? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/opensprints-core/race_participation.rb', line 11

def finished?
  !!finish_time
end

#percent_complete ⇒ Object 



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# File 'lib/opensprints-core/race_participation.rb', line 15

def percent_complete
  [1.0, self.distance / $RACE_DISTANCE].min
end

#speed(time) ⇒ Object

yikes.



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# File 'lib/opensprints-core/race_participation.rb', line 39

def speed(time)
  @unit_conversion ||= unit_conversion
  @distance = self.distance
  @time = time
  @distance_old ||= 0
  @time_old ||= 0
  @speed ||= 0
  if(@time_old > @time)
    @time_old = time
  end
  if time == 0
    0
  else
    if(@time-@time_old > 999)
      if(@distance_old > 0)
        @speed = "%.2f" % (((@distance - @distance_old) / (@time - @time_old)) * @unit_conversion).to_f
      else
        @speed = 0
      end
      @distance_old = @distance
      @time_old = @time
    end
    @speed
  end
end

#unit_conversion ⇒ Object 



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# File 'lib/opensprints-core/race_participation.rb', line 29

def unit_conversion
  case UNIT_SYSTEM
    when :mph
      @unit_conversion = METERS_PER_MILLISECOND_TO_MILES_PER_HOUR
    when :kph
      @unit_conversion = METERS_PER_MILLISECOND_TO_KILOMETERS_PER_HOUR
  end
end