Class: WorkingTime::Interval

Inherits:
Object
  • Object
show all
Defined in:
lib/working_time/interval.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(start, stop) ⇒ Interval

Returns a new instance of Interval.



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# File 'lib/working_time/interval.rb', line 12

def initialize(start, stop) 
  @start = start
  @stop  = stop
  @duration = hours_between
end

Instance Attribute Details

#duration ⇒ Object

Returns the value of attribute duration.



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# File 'lib/working_time/interval.rb', line 9

def duration
  @duration
end

#log ⇒ Object

Returns the value of attribute log.



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# File 'lib/working_time/interval.rb', line 10

def log
  @log
end

#start ⇒ Object

Returns the value of attribute start.



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# File 'lib/working_time/interval.rb', line 7

def start
  @start
end

#stop ⇒ Object

Returns the value of attribute stop.



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# File 'lib/working_time/interval.rb', line 8

def stop
  @stop
end

Instance Method Details

#hours_between ⇒ Object 



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# File 'lib/working_time/interval.rb', line 44

def hours_between

  #LOG.puts "Calculating: #{@start} to #{@stop}" if DEBUG

  # Our placeholder in seconds   
  duration = 0.0

  start_date = Date.new(@start.year, @start.mon, @start.day)
  stop_date  = Date.new(@stop.year, @stop.mon, @stop.day)

  if start_date == stop_date

    # If we closed it in the same day, we need to do a simple calculation
    result = seconds_between(@start,@stop)
    duration += result
    #LOG.puts "Same day: #{@start} to #{@stop} (#{result / 3600})" if DEBUG

  else 

    # Loop over each day
    start_date.upto(stop_date) do |date|
      
      #LOG.puts "Looking at: #{date}"
      start_work_time = DateTime.new(date.year, date.mon, date.day, WORKING_HOURS[0])
      stop_work_time  = DateTime.new(date.year, date.mon, date.day, WORKING_HOURS[-1])

      # If we are looking at the first day, we only want to count from the create time, to the end of the working day
      if date == start_date
        result = seconds_between(@start,stop_work_time)
        duration += result
        #LOG.puts "Start date: #{@start} to #{stop_work_time} (#{result / 3600})" if DEBUG
      # If we are looking at the end date we only want to count from the beginning of the day to the close time
      elsif date == stop_date
        result = seconds_between(start_work_time,@stop)
        duration += result
        #LOG.puts "Stop date: #{start_work_time} to #{@stop} (#{result / 3600})" if DEBUG
      # Otherwise we assume this date falls between start and end
      else
        result = seconds_between(start_work_time,stop_work_time)
        duration += result
        #LOG.puts "In-between date: #{start_work_time} to #{stop_work_time} (#{result / 3600 })" if DEBUG 
      end

    end

  end

  #LOG.puts ""
  return duration / 3600
end

#seconds_between(start, stop) ⇒ Object

Calculates the number of seconds in a work day between two times in the same day



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# File 'lib/working_time/interval.rb', line 19

def seconds_between(start, stop)
 
  # we need this to be a float   
  duration = 0.0

  # we just return if the start comes after the stop
  return duration if start > stop

  # If it's a weekday, examine it.
  if WORKING_DAYS.include? start.wday

    # If it's inside working hours, calculate
    if WORKING_HOURS.include? start.hour

      # Figure out how many seconds between now and then
      hours, mins, secs, ignore_fractions = Date::day_fraction_to_time(stop - start)
      duration = hours * 60 * 60 + mins * 60 + secs

    end

  end

  return duration
end