#--
# Copyright (c) 2010-2013 Michael Berkovich
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#++

module WillFilter
  class FilterCondition
    attr_accessor :filter, :key, :operator, :container
  
    def initialize(filter, key, operator, container_class, values)
      @filter     = filter
      @key        = key
      @operator   = operator
      @container  = WillFilter::Config.containers[container_class].constantize.new(filter, self, operator, values)
    end
  
    def validate
      container.validate
    end
  
    def serialize_to_params(params, index)
      params["wf_c#{index}".to_sym] = key
      params["wf_o#{index}".to_sym] = operator
      container.serialize_to_params(params, index)
      params
    end
    
    def full_key
      if key.to_s.index('.')
        parts = key.to_s.split(".")
        join_class = parts.first.camelcase.constantize
        return "#{join_class.table_name}.#{parts.last}"
      end  
      "#{filter.table_name}.#{key}"
    end
    
    def to_s
      key
    end
  end
end
