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Versions: 9
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Stored size: 1.31 KB
Contents
module Headmin
class Filters
# Example:
#
# @orders = Headmin::Filters.new(params, {
# status: :text,
# price: :number,
# in_stock: :boolean
# }).query(Order)
def initialize(params, param_types)
@params = params
@param_types = param_types
end
def parse(attribute, type, association: nil)
class_name = "Headmin::Filter::#{type.to_s.classify}".constantize
class_name.new(attribute, @params, association: association)
end
def query(collection)
@param_types.each do |attribute, type|
if type.is_a? Hash
# We are given attribute filters of an association
association = attribute
# By default, we offer a filter of type association
association_filter = Headmin::Filter::Association.new(attribute, @params, association: nil)
collection = association_filter.query(collection)
# Query all the passed attribute filters for this association
type.each do |new_attribute, new_type|
filter = parse(new_attribute, new_type, association: association)
collection = filter.query(collection)
end
else
filter = parse(attribute, type)
collection = filter.query(collection)
end
end
collection
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems