Class: Chronic::RepeaterDayPortion

Inherits:
Repeater show all
Defined in:
lib/chronic/repeaters/repeater_day_portion.rb

Overview

:nodoc:

Constant Summary collapse

PORTIONS = 
{
  :am => 0..(12 * 60 * 60 - 1),
  :pm => (12 * 60 * 60)..(24 * 60 * 60 - 1),
  :morning => (6 * 60 * 60)..(12 * 60 * 60),    # 6am-12am,
  :afternoon => (13 * 60 * 60)..(17 * 60 * 60), # 1pm-5pm,
  :evening => (17 * 60 * 60)..(20 * 60 * 60),   # 5pm-8pm,
  :night => (20 * 60 * 60)..(24 * 60 * 60),     # 8pm-12pm
}

Instance Attribute Summary

Attributes inherited from Tag

#type

Instance Method Summary collapse

Methods inherited from Repeater

#<=>, scan, scan_for_day_names, scan_for_day_portions, scan_for_month_names, scan_for_season_names, scan_for_times, scan_for_units

Methods inherited from Tag

#start=

Constructor Details

#initialize(type) ⇒ RepeaterDayPortion

Returns a new instance of RepeaterDayPortion.



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 12

def initialize(type)
  super

  if type.kind_of? Integer
    @range = (@type * 60 * 60)..((@type + 12) * 60 * 60)
  else
    @range = PORTIONS[type]
    @range || raise("Invalid type '#{type}' for RepeaterDayPortion")
  end

  @range || raise("Range should have been set by now")
end

Instance Method Details

#next(pointer) ⇒ Object 



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 25

def next(pointer)
  super

  full_day = 60 * 60 * 24

  if !@current_span
    now_seconds = @now - Chronic.construct(@now.year, @now.month, @now.day)
    if now_seconds < @range.begin
      case pointer
      when :future
        range_start = Chronic.construct(@now.year, @now.month, @now.day) + @range.begin
      when :past
        range_start = Chronic.construct(@now.year, @now.month, @now.day) - full_day + @range.begin
      end
    elsif now_seconds > @range.end
      case pointer
      when :future
        range_start = Chronic.construct(@now.year, @now.month, @now.day) + full_day + @range.begin
      when :past
        range_start = Chronic.construct(@now.year, @now.month, @now.day) + @range.begin
      end
    else
      case pointer
      when :future
        range_start = Chronic.construct(@now.year, @now.month, @now.day) + full_day + @range.begin
      when :past
        range_start = Chronic.construct(@now.year, @now.month, @now.day) - full_day + @range.begin
      end
    end

    @current_span = Span.new(range_start, range_start + (@range.end - @range.begin))
  else
    case pointer
    when :future
      @current_span += full_day
    when :past
      @current_span -= full_day
    end
  end
end

#offset(span, amount, pointer) ⇒ Object 



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 73

def offset(span, amount, pointer)
  @now = span.begin
  portion_span = self.next(pointer)
  direction = pointer == :future ? 1 : -1
  portion_span + (direction * (amount - 1) * RepeaterDay::DAY_SECONDS)
end

#this(context = :future) ⇒ Object 



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 66

def this(context = :future)
  super

  range_start = Chronic.construct(@now.year, @now.month, @now.day) + @range.begin
  @current_span = Span.new(range_start, range_start + (@range.end - @range.begin))
end

#to_s ⇒ Object 



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 90

def to_s
  super << '-dayportion-' << @type.to_s
end

#width ⇒ Object 



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# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 80

def width
  @range || raise("Range has not been set")
  return @current_span.width if @current_span
  if @type.kind_of? Integer
    return (12 * 60 * 60)
  else
    @range.end - @range.begin
  end
end