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Contents
module WithScopedQueries
extend ActiveSupport::Concern
SCOPING_METHODS = [Filter, Sort, Page]
included do
class_attribute :queriable_attributes, instance_writer: false
self.queriable_attributes = {}
SCOPING_METHODS.each do |mod|
define_singleton_method "#{mod.name.demodulize.underscore}able" do |*attributes|
include mod
mod.add_queriable_attributes_to(self, attributes)
end
end
end
class_methods do
def query_methods
queriable_attributes.keys
end
def scoped_query_module(method)
"WithScopedQueries::#{method.to_s.camelcase}".constantize
end
def permitted_query_params
queriable_attributes.values.flatten
end
def actual_params(params, excluded_param)
params.reject { |it| it == excluded_param.to_s }
end
def scoped_query_by(params, excluded_param=nil)
query_methods.inject(all) do |scope, method|
valid_params = valid_params_for(method, params, excluded_param)
scoped_query_module(method).query_by valid_params, scope, self
end
end
def valid_params_for(method, params, excluded_param)
actual_params = actual_params(params, excluded_param)
actual_params.permit queriable_attributes[method]
end
end
end
Version data entries
70 entries across 70 versions & 2 rubygems