Module: Katalyst::Tables::Collection::Type::Helpers::Multiple

Included in:
Boolean, Enum, Float, Integer
Defined in:
lib/katalyst/tables/collection/type/helpers/multiple.rb

Overview

Adds support for multiple: true

Instance Method Summary collapse

Instance Method Details

#cast(value) ⇒ Object 



20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 20

def cast(value)
  return (multiple? ? [] : nil) if value.nil?

  if multiple? && value.is_a?(::Array)
    value_for_multiple(value.flat_map { |v| cast(v) })
  elsif multiple?
    value_for_multiple(super)
  else
    super
  end
end

#default_value ⇒ Object 



60
61
62
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 60

def default_value
  multiple? ? [] : super
end

#deserialize(value) ⇒ Object 



32
33
34
35
36
37
38
39
40
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 32

def deserialize(value)
  if multiple? && value.is_a?(::Array)
    value.map { |v| deserialize(v) }.flatten
  elsif multiple?
    [super].flatten.compact
  else
    super
  end
end

#initialize(multiple: false) ⇒ Object 



10
11
12
13
14
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 10

def initialize(multiple: false, **)
  super(**)

  @multiple = multiple
end

#multiple? ⇒ Boolean

Returns:



16
17
18
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 16

def multiple?
  @multiple
end

#serialize(value) ⇒ Object 



42
43
44
45
46
47
48
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 42

def serialize(value)
  if multiple? && value.is_a?(::Array)
    value.map { |v| serialize(v) }.flatten
  else
    super
  end
end

#to_param(value) ⇒ Object 



50
51
52
53
54
55
56
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 50

def to_param(value)
  if multiple? && value.is_a?(::Array)
    "[#{value.map { |v| to_param(v) }.flatten.join(', ')}]"
  else
    super
  end
end

#value_for_multiple(value) ⇒ Object 



64
65
66
67
68
69
70
71
72
73
 
# File 'lib/katalyst/tables/collection/type/helpers/multiple.rb', line 64

def value_for_multiple(value)
  case value
  when ::Array
    value.reject { |v| v.is_a?(::Range) }
  when ::Range
    value
  else
    [value]
  end
end