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.



12
13
14
15
16
17
18
19
20
21
22
23
 
# 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 



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
 
# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 25

def next(pointer)
  super

  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 - 1) + @range.begin
      end
    elsif now_seconds > @range.end
      case pointer
      when :future
        range_start = Chronic.construct(@now.year, @now.month, @now.day + 1) + @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 + 1) + @range.begin
      when :past
        range_start = Chronic.construct(@now.year, @now.month, @now.day - 1) + @range.begin
      end
    end
    offset = (@range.end - @range.begin)
    range_end = construct_date_from_reference_and_offset(range_start, offset)
    @current_span = Span.new(range_start, range_end)
  else
    days_to_shift_window =
    case pointer
    when :future
      1
    when :past
      -1
    end

    new_begin = Chronic.construct(@current_span.begin.year, @current_span.begin.month, @current_span.begin.day + days_to_shift_window, @current_span.begin.hour, @current_span.begin.min, @current_span.begin.sec)
    new_end = Chronic.construct(@current_span.end.year, @current_span.end.month, @current_span.end.day + days_to_shift_window, @current_span.end.hour, @current_span.end.min, @current_span.end.sec)
    @current_span = Span.new(new_begin, new_end)
  end
end

#offset(span, amount, pointer) ⇒ Object 



78
79
80
81
82
83
 
# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 78

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 



70
71
72
73
74
75
76
 
# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 70

def this(context = :future)
  super

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

#to_s ⇒ Object 



95
96
97
 
# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 95

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

#width ⇒ Object 



85
86
87
88
89
90
91
92
93
 
# File 'lib/chronic/repeaters/repeater_day_portion.rb', line 85

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