metamaps--metamaps/app/models/mapping.rb
2016-09-24 11:00:46 +08:00

27 lines
773 B
Ruby

# frozen_string_literal: true
class Mapping < ApplicationRecord
scope :topicmapping, -> { where(mappable_type: :Topic) }
scope :synapsemapping, -> { where(mappable_type: :Synapse) }
belongs_to :mappable, polymorphic: true
belongs_to :map, class_name: 'Map', foreign_key: 'map_id', touch: true
belongs_to :user
validates :xloc, presence: true,
unless: proc { |m| m.mappable_type == 'Synapse' }
validates :yloc, presence: true,
unless: proc { |m| m.mappable_type == 'Synapse' }
validates :map, presence: true
validates :mappable, presence: true
delegate :name, to: :user, prefix: true
def user_image
user.image.url
end
def as_json(_options = {})
super(methods: [:user_name, :user_image])
end
end