Class: ActiveCollection::Scope::ScopeBuilder

Inherits:
Array
  • Object
show all
Defined in:
lib/active_collection/scope.rb,
lib/active_collection/new_scope.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.build(kind, *methods, &block) ⇒ Object 



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# File 'lib/active_collection/scope.rb', line 75

def self.build(kind, *methods, &block)
  methods, options = extract_options(*methods, &block)
  methods.map! { |method| ActiveSupport::Callbacks::Callback.new(kind, method, options) }
  new(methods)
end

Instance Method Details

#join ⇒ Object 



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# File 'lib/active_collection/new_scope.rb', line 89

def join
  hash = {}
  each do |scope|
    next if scope.blank?

    (scope.keys + hash.keys).uniq.each do |key|
      merge = hash[key] && params[key] # merge if both scopes have the same key

      if key == :conditions && merge
        hash[key] = if params[key].is_a?(Hash) && hash[key].is_a?(Hash)
                      merge_conditions(hash[key].deep_merge(params[key]))
                    else
                      merge_conditions(params[key], hash[key])
                    end
      elsif key == :include && merge
        hash[key] = merge_includes(hash[key], params[key]).uniq
      elsif key == :joins && merge
        hash[key] = merge_joins(params[key], hash[key])
      else
        hash[key] = hash[key] || params[key]
      end
    end
  end

  hash
end

#to_options(object) ⇒ Object 



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# File 'lib/active_collection/scope.rb', line 81

def to_options(object)
  inject({}) do |h, callback|
    res = callback.call(object)
    res ? h.merge(res) : h
  end
end