Class: AbcJsonapi::Relationship

Inherits:
Object
  • Object
show all
Defined in:
lib/abc_jsonapi/relationship.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model:, relationship:, type:, block:) ⇒ Relationship

Returns a new instance of Relationship.



5
6
7
8
9
10
 
# File 'lib/abc_jsonapi/relationship.rb', line 5

def initialize(model:, relationship:, type:, block:)
  @model = model
  @relationship = relationship
  @type = type
  @block = block
end

Instance Attribute Details

#block ⇒ Object (readonly)

Returns the value of attribute block.



3
4
5
 
# File 'lib/abc_jsonapi/relationship.rb', line 3

def block
  @block
end

#model ⇒ Object (readonly)

Returns the value of attribute model.



3
4
5
 
# File 'lib/abc_jsonapi/relationship.rb', line 3

def model
  @model
end

#relationship ⇒ Object (readonly)

Returns the value of attribute relationship.



3
4
5
 
# File 'lib/abc_jsonapi/relationship.rb', line 3

def relationship
  @relationship
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



3
4
5
 
# File 'lib/abc_jsonapi/relationship.rb', line 3

def type
  @type
end

Instance Method Details

#serializable_hash ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/abc_jsonapi/relationship.rb', line 12

def serializable_hash
  case type
  when :has_one
    { data: serialize_has_one }
  when :has_many
    { data: serialize_has_many }
  when :belongs_to
    { data: serialize_belongs_to }
  else
    { data: nil }
  end
end

#serialize_belongs_to ⇒ Object 



45
46
47
48
49
50
51
52
 
# File 'lib/abc_jsonapi/relationship.rb', line 45

def serialize_belongs_to
  data = {}
  id = model.public_send("#{relationship}_id")
  return if id.blank?
  data[:id] = id.to_s
  data[:type] = Helpers.pluralize_if_necessary(relationship.to_s).to_sym
  data
end

#serialize_has_many ⇒ Object 



34
35
36
37
38
39
40
41
42
43
 
# File 'lib/abc_jsonapi/relationship.rb', line 34

def serialize_has_many
  rels = block.present? ? block.call(model) : model.public_send(relationship)
  data = rels.map do |relation|
    {
      id: relation.id.to_s,
      type: Helpers.pluralize_if_necessary(relationship.to_s).to_sym
    }
  end
  data
end

#serialize_has_one ⇒ Object 



25
26
27
28
29
30
31
32
 
# File 'lib/abc_jsonapi/relationship.rb', line 25

def serialize_has_one
  data = {}
  rel = model.public_send(relationship)
  return if rel.nil?
  data[:id] = rel.id.to_s
  data[:type] = Helpers.pluralize_if_necessary(relationship.to_s).to_sym
  data
end