Class: Train

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(train_number) ⇒ Train

Returns a new instance of Train.



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# File 'lib/viaggiatreno/train.rb', line 8

def initialize(train_number)
  @train_number = train_number
  @scraper = Scraper.new(train_number.to_s, self)
  update
end

Instance Attribute Details

#delay ⇒ Object

Returns the value of attribute delay.



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# File 'lib/viaggiatreno/train.rb', line 6

def delay
  @delay
end

#last_update ⇒ Object

Returns the value of attribute last_update.



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# File 'lib/viaggiatreno/train.rb', line 6

def last_update
  @last_update
end

#state ⇒ Object

Returns the value of attribute state.



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# File 'lib/viaggiatreno/train.rb', line 6

def state
  @state
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'lib/viaggiatreno/train.rb', line 6

def status
  @status
end

#train_name ⇒ Object

Returns the value of attribute train_name.



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# File 'lib/viaggiatreno/train.rb', line 6

def train_name
  @train_name
end

#train_number ⇒ Object

Returns the value of attribute train_number.



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# File 'lib/viaggiatreno/train.rb', line 6

def train_number
  @train_number
end

Instance Method Details

#actual_arriving_time ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 57

def actual_arriving_time
  train_stops.last.actual_stop_time.to_s
end

#actual_departing_time ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 53

def actual_departing_time
  train_stops.first.actual_stop_time.to_s
end

#actual_stop_time(station_name) ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 65

def actual_stop_time(station_name)
  find_stop_time(station_name)['actual']
end

#add_stop(train_stop) ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 28

def add_stop(train_stop)
  @train_stops << train_stop
end

#arriving_station ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 41

def arriving_station
  train_stops.last.train_station.to_s
end

#departing_station ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 37

def departing_station
  train_stops.first.train_station.to_s
end

#last_stop ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 69

def last_stop
  return train_stops.last.to_s if @state == TrainState::ARRIVED
  train_stops.each_with_index do |train_stop, index|
    if train_stop.status == TrainStopState::DONE && \
       train_stops[index + 1].status == TrainStopState::TO_BE_DONE
      return train_stop.to_s
    end
  end
  nil
end

#scheduled_arriving_time ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 49

def scheduled_arriving_time
  train_stops.last.scheduled_stop_time.to_s
end

#scheduled_departing_time ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 45

def scheduled_departing_time
  train_stops.first.scheduled_stop_time.to_s
end

#scheduled_stop_time(station_name) ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 61

def scheduled_stop_time(station_name)
  find_stop_time(station_name)['scheduled']
end

#to_s ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 23

def to_s
  "#{@train_number} #{@train_name}: #{@status} state: #{@state}, \
  delay: #{@delay}, last_update: #{@last_update}"
end

#train_stops ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 32

def train_stops
  update_details if @train_stops.nil?
  @train_stops
end

#update ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 14

def update
  @scraper.update_train
end

#update_details ⇒ Object 



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# File 'lib/viaggiatreno/train.rb', line 18

def update_details
  @train_stops = []
  @scraper.update_train_details
end