Class: Card::Subcards

Inherits:
Object show all
Defined in:
lib/card/subcards.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(context_card) ⇒ Subcards

Returns a new instance of Subcards.



23
24
25
26
 
# File 'lib/card/subcards.rb', line 23

def initialize context_card
  @context_card = context_card
  @keys = ::Set.new
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object 



107
108
109
110
 
# File 'lib/card/subcards.rb', line 107

def method_missing method, *args
  return unless @keys.respond_to? method
  @keys.send method, *args
end

Instance Attribute Details

#context_card ⇒ Object

Returns the value of attribute context_card.



22
23
24
 
# File 'lib/card/subcards.rb', line 22

def context_card
  @context_card
end

#keys ⇒ Object

Returns the value of attribute keys.



22
23
24
 
# File 'lib/card/subcards.rb', line 22

def keys
  @keys
end

Instance Method Details

#<<(value) ⇒ Object 



103
104
105
 
# File 'lib/card/subcards.rb', line 103

def << value
  add value
end

#[](name) ⇒ Object 



143
144
145
 
# File 'lib/card/subcards.rb', line 143

def [] name
  card(name) || field(name)
end

#[]=(name, card_or_attr) ⇒ Object 



134
135
136
137
138
139
140
141
 
# File 'lib/card/subcards.rb', line 134

def []= name, card_or_attr
  case card_or_attr
  when Hash
    new_by_attributes name, card_or_attr
  when Card
    new_by_card card_or_attr
  end
end

#add(name_or_card_or_attr, card_or_attr = nil) ⇒ Object 



61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
 
# File 'lib/card/subcards.rb', line 61

def add name_or_card_or_attr, card_or_attr=nil
  if card_or_attr
    name = name_or_card_or_attr
  else
    card_or_attr = name_or_card_or_attr
  end
  case card_or_attr
  when Hash
    args = card_or_attr
    if name
      new_by_attributes name, args
    elsif args[:name]
      new_by_attributes args.delete(:name), args
    else
      args.each_pair do |key, val|
        case val
        when String then new_by_attributes key, content: val
        when Card
          val.name = absolutize_subcard_name key
          new_by_card val
        else new_by_attributes key, val
        end
      end
    end
  when Card
    new_by_card card_or_attr
  when Symbol, String
    new_by_attributes card_or_attr, {}
  end
end

#add_child(name, args) ⇒ Object Also known as: add_field 



157
158
159
 
# File 'lib/card/subcards.rb', line 157

def add_child name, args
  add prepend_plus(name), args
end

#card(name) ⇒ Object 



152
153
154
155
 
# File 'lib/card/subcards.rb', line 152

def card name
  return unless @keys.include? name.to_name.key
  fetch_subcard name
end

#catch_up_to_stage(stage_index) ⇒ Object 



92
93
94
95
96
 
# File 'lib/card/subcards.rb', line 92

def catch_up_to_stage stage_index
  each_card do |subcard|
    subcard.catch_up_to_stage stage_index
  end
end

#clear ⇒ Object 



28
29
30
31
32
33
 
# File 'lib/card/subcards.rb', line 28

def clear
  @keys.each do |key|
    Card.cache.soft.delete key
  end
  @keys = ::Set.new
end

#deep_clear(cleared = ::Set.new) ⇒ Object 



35
36
37
38
39
40
41
42
 
# File 'lib/card/subcards.rb', line 35

def deep_clear cleared=::Set.new
  each_card do |card|
    next if cleared.include? card.id
    cleared << card.id
    card.subcards.deep_clear cleared
  end
  clear
end

#each_card ⇒ Object Also known as: each 



112
113
114
115
116
117
118
119
120
121
122
123
 
# File 'lib/card/subcards.rb', line 112

def each_card
  # fetch all cards first to avoid side effects
  # e.g. deleting a user adds follow rules and +*account to subcards
  # for deleting but deleting follow rules can remove +*account from the
  # cache if it belongs to the rule cards
  cards = @keys.map do |key|
    fetch_subcard key
  end
  cards.each do |card|
    yield(card) if card
  end
end

#each_with_key ⇒ Object 



127
128
129
130
131
132
 
# File 'lib/card/subcards.rb', line 127

def each_with_key
  @keys.each do |key|
    card = fetch_subcard(key)
    yield(card, key) if card
  end
end

#field(name) ⇒ Object 



147
148
149
150
 
# File 'lib/card/subcards.rb', line 147

def field name
  key = field_name_to_key name
  fetch_subcard key if @keys.include? key
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


177
178
179
 
# File 'lib/card/subcards.rb', line 177

def present?
  @keys.present?
end

#remove(name_or_card) ⇒ Object 



44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
 
# File 'lib/card/subcards.rb', line 44

def remove name_or_card
  key = case name_or_card
        when Card
          name_or_card.key
        when Symbol
          fetch_subcard(name_or_card).key
        else
          name_or_card.to_name.key
        end

  key = absolutize_subcard_name(key).key unless @keys.include?(key)
  @keys.delete key
  removed_card = fetch_subcard key
  Card.cache.soft.delete key
  removed_card
end

#remove_child(name_or_card) ⇒ Object Also known as: remove_field 



161
162
163
164
165
166
167
168
169
170
171
172
 
# File 'lib/card/subcards.rb', line 161

def remove_child name_or_card
  if name_or_card.is_a? Card
    remove name_or_card
  else
    absolute_name = @context_card.cardname.field_name(name_or_card)
    if @keys.include? absolute_name.key
      remove absolute_name
    else
      remove @context_card.cardname.relative_field_name(name_or_card)
    end
  end
end

#rename(old_name, _new_name) ⇒ Object 



98
99
100
101
 
# File 'lib/card/subcards.rb', line 98

def rename old_name, _new_name
  return unless @keys.include? old_name.to_name.key
  # FIXME: something should happen here
end