Module: JSONAPI::Realizer::Adapter::ActiveRecord

Defined in:
lib/jsonapi/realizer/adapter/active_record.rb

Instance Method Summary collapse

Instance Method Details

#filtering(scope, filters) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 15

def filtering(scope, filters)
  scope.where(filters.slice(*scope.column_names))
end

#find_many(scope) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 7

def find_many(scope)
  scope.all
end

#find_one(scope, id) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 11

def find_one(scope, id)
  scope.find(id)
end

#include_relationships(scope, includes) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 46

def include_relationships(scope, includes)
  scope.eager_load(*includes.map(&method(:arel_chain)))
end

#paginate(scope, per, offset) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 34

def paginate(scope, per, offset)
  scope.page(offset).per(per)
end

#sorting(scope, sorts) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 19

def sorting(scope, sorts)
  scope.order(
    *sorts
      .map do |(keychain, direction)|
        [keychain, direction == "-" ? :DESC : :ASC]
      end
      .map do |(keychain, direction)|
        [keychain.map(&:inspect).join("."), direction]
      end
      .map do |pair|
        Arel.sql(pair.join(" "))
      end
  )
end

#write_attributes(model, attributes) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 38

def write_attributes(model, attributes)
  model.assign_attributes(attributes)
end

#write_relationships(model, relationships) ⇒ Object 



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# File 'lib/jsonapi/realizer/adapter/active_record.rb', line 42

def write_relationships(model, relationships)
  model.assign_attributes(relationships)
end