Class: Agave::Local::Item

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/agave/local/item.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(entity, items_repo) ⇒ Item

Returns a new instance of Item.



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# File 'lib/agave/local/item.rb', line 19

def initialize(entity, items_repo)
  @entity = entity
  @items_repo = items_repo
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *arguments, &block) ⇒ Object (private) 



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# File 'lib/agave/local/item.rb', line 148

def method_missing(method, *arguments, &block)
  field = fields.find { |f| f.api_key.to_sym == method }
  if field && arguments.empty?
    read_attribute(method, field)
  else
    super
  end
rescue NoMethodError => e
  if e.name === method
    message = []
    message << "Undefined method `#{method}`"
    message << "Available fields for a `#{item_type.api_key}` item:"
    message += fields.map do |f|
      "* .#{f.api_key}"
    end
    raise NoMethodError, message.join("\n")
  else
    raise e
  end
end

Instance Attribute Details

#entity ⇒ Object (readonly)

Returns the value of attribute entity.



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# File 'lib/agave/local/item.rb', line 16

def entity
  @entity
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/agave/local/item.rb', line 24

def ==(other)
  other.is_a?(Item) && other.id == id
end

#attributes ⇒ Object 



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# File 'lib/agave/local/item.rb', line 45

def attributes
  fields.each_with_object(
    ActiveSupport::HashWithIndifferentAccess.new
  ) do |field, acc|
    acc[field.api_key.to_sym] = send(field.api_key)
  end
end

#children ⇒ Object 



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# File 'lib/agave/local/item.rb', line 61

def children
  @items_repo.children_of(id).sort_by(&:position) if item_type.tree
end

#created_at ⇒ Object 



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# File 'lib/agave/local/item.rb', line 69

def created_at
  # @TODO ?
  # Time.parse(entity.created_at).utc
end

#fields ⇒ Object 



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# File 'lib/agave/local/item.rb', line 41

def fields
  @fields ||= item_type.fields.sort_by(&:position)
end

#item_type ⇒ Object 



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# File 'lib/agave/local/item.rb', line 37

def item_type
  @item_type ||= entity.item_type
end

#parent ⇒ Object 



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# File 'lib/agave/local/item.rb', line 57

def parent
  @items_repo.find(entity.parent_id) if item_type.tree && entity.parent_id
end

#position ⇒ Object 



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# File 'lib/agave/local/item.rb', line 53

def position
  entity.position
end

#seo_meta_tags ⇒ Object 



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# File 'lib/agave/local/item.rb', line 28

def seo_meta_tags
  Utils::SeoTagsBuilder.new(self, @items_repo.site).meta_tags
end

#singleton? ⇒ Boolean Also known as: single_instance?

Returns:

  • (Boolean) 


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# File 'lib/agave/local/item.rb', line 32

def singleton?
  item_type.singleton
end

#to_hash(max_depth = 3, current_depth = 0) ⇒ Object 



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# File 'lib/agave/local/item.rb', line 80

def to_hash(max_depth = 3, current_depth = 0)
  return id if current_depth >= max_depth

  base = {
    id: id,
    item_type: item_type.api_key,
    updated_at: updated_at,
    created_at: created_at
  }

  base[:position] = position if item_type.sortable

  if item_type.tree
    base[:position] = position
    base[:children] = children.map do |child|
      child.to_hash(
        max_depth,
        current_depth + 1
      )
    end
  end

  fields.each_with_object(base) do |field, result|
    value = send(field.api_key)

    result[field.api_key.to_sym] =
      if value.respond_to?(:to_hash)
        m = value.method(:to_hash)
        if m.arity == 2
          value.to_hash(max_depth, current_depth + 1)
        else
          value.to_hash
        end
      else
        value
      end
  end
end

#to_s ⇒ Object Also known as: inspect 



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# File 'lib/agave/local/item.rb', line 74

def to_s
  api_key = item_type.api_key
  "#<Item id=#{id} item_type=#{api_key} attributes=#{attributes}>"
end

#updated_at ⇒ Object 



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# File 'lib/agave/local/item.rb', line 65

def updated_at
  Time.parse(entity.updated_at).utc
end