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Contents
module Husky
module DataSource
class InMemory
class << self
def has_many(association)
define_method association do
singular_association = association.to_s[0..-2].to_sym
klass_id = "#{self.class.name.split('::')[1].downcase}_id".to_sym
repo = Husky::Repo::Registry.for(singular_association)
set = repo.all.select { |k,v| v.send(klass_id) == self.id }
receiving_class = repo.class.to_s[0..-5].split('::').reduce(Module, :const_get)
Husky::DataSource::MemoryRelation.new(set, self, receiving_class)
end
end
end
attr_reader :attributes
attr_accessor :id
def initialize(attributes)
@attributes = attributes
end
def update_attributes(attrs)
@attributes.each do |key, value|
if attrs.key?(key)
@attributes[key] = attrs[key]
end
end
end
end
class MemoryRelation
include Enumerable
attr_reader :set, :caller, :receiving_class
def initialize(set, caller, receiving_class)
@set = set
@caller = caller
@receiving_class = receiving_class
end
def each
set.map { |item| yield item }
end
def new(attributes)
attrs = attributes
attrs[caller_id] = caller.id
receiving_class.new(attrs)
end
def caller_id
"#{caller.class.to_s.split('::').last.downcase}_id".to_sym
end
end
end
end
Version data entries
25 entries across 25 versions & 1 rubygems