Class: Attributable::Association

Inherits:
Object
  • Object
show all
Defined in:
app/models/attributable/association.rb

Overview

rubocop:todo Style/Documentation

Defined Under Namespace

Modules: Target

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(owner, name, method, options = {}) ⇒ Association

Returns a new instance of Association.


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# File 'app/models/attributable/association.rb', line 28

def initialize(owner, name, method, options = {})
  @owner = owner
  @name = name
  @method = method
  @required = options.delete(:required) || false
  @scope = Array(options.delete(:scope))
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name


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# File 'app/models/attributable/association.rb', line 26

def name
  @name
end

Instance Method Details

#assignable_attribute_name ⇒ Object 


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# File 'app/models/attributable/association.rb', line 44

def assignable_attribute_name
  :"#{@name}_#{@method}"
end

#configure(target) ⇒ Object 


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# File 'app/models/attributable/association.rb', line 82

def configure(target)
  target.class_eval(%{
    def #{assignable_attribute_name}=(value)
      record = self.class.reflections['#{@name}'].klass.find_by_#{@method}(value) or
        raise ActiveRecord::RecordNotFound, "Could not find #{@name} with #{@method} \#{value.inspect}"
      send(:#{@name}=, record)
    end

    def #{assignable_attribute_name}
      send(:#{@name}).send(:#{@method})
    end
  })
end

#display_name ⇒ Object 


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# File 'app/models/attributable/association.rb', line 53

def display_name
  Attribute.find_display_name(@owner, name)
end

#find_default(*_args) ⇒ Object 


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# File 'app/models/attributable/association.rb', line 61

def find_default(*_args)
  nil
end

#from(record) ⇒ Object 


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# File 'app/models/attributable/association.rb', line 48

def from(record)
  record.send(@name)
        .try(@method)
end

#kind ⇒ Object 


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# File 'app/models/attributable/association.rb', line 57

def kind
  FieldInfo::SELECTION
end

#optional? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'app/models/attributable/association.rb', line 40

def optional?
  !required?
end

#required? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'app/models/attributable/association.rb', line 36

def required?
  @required
end

#selection? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'app/models/attributable/association.rb', line 65

def selection?
  true
end

#selection_options(_) ⇒ Object 


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# File 'app/models/attributable/association.rb', line 69

def selection_options(_)
  scoped_selection.all.map(&@method.to_sym).sort
end

#to_field_info(*_args) ⇒ Object 


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# File 'app/models/attributable/association.rb', line 73

def to_field_info(*_args)
  FieldInfo.new(
    display_name: display_name,
    key: assignable_attribute_name,
    kind: kind,
    selection: selection_options(nil)
  )
end