require File.expand_path("../constant", __FILE__)

module WhowishWord

  module WordFor
    include WhowishWord::Constant
    
    def word_for(namespace, id, *variables)
      return word_for_normal_mode(namespace, id, *variables)
    end
    
    def word_for_attr(namespace, id, *variables)
      return word_for_normal_mode(namespace, id, *variables)
    end
    
    def word_for_in_edit_mode(namespace, id, *variables)
      return "<dfn>#{word_for_edit_mode(namespace, id, *variables)}</dfn>".html_safe
    end
    
    def word_for_attr_in_edit_mode(namespace, id, *variables)
      return word_for_edit_mode(namespace, id, *variables)
    end
    
    
    def word_for_edit_mode(namespace, id, *variables)
      
      variables = sanitize_variables_arg(variables)
      
      locale = "en"
      
      variable_suffix = ""
      if variables.length > 0
        
        var_keys = []
        variables.map { |key,val| var_keys.push("#{key}") }
        
        variable_suffix = "|#{var_keys.join(",")}"
        
      end
      
      return PREFIX + \
             SEPARATOR + \
             get_whowish_word_id(namespace, id, locale) + \
             variable_suffix + \
             SEPARATOR + \
             word_for_normal_mode(namespace, id, variables)
      
    end
    
    def sanitize_variables_arg(variables)
      
      if variables.length > 0
        variables = variables[0]
      else
        variables = {}
      end
      
      return variables
      
    end
  
    def word_for_normal_mode(namespace, id, *variables)
      
      variables = sanitize_variables_arg(variables)
      
      locale = "en"
      word_id = get_whowish_word_id(namespace, id, locale)
   
      if @words[word_id]
        
        content = "#{@words[word_id]}"
        variables.each_pair { |key,val| content.gsub!("{#{key}}","#{val}") }
        
      else
        
        content = "#{id}(#{locale})"
        
        if variables.length > 0
          content_params = []
          variables.each_pair { |key,val| content_params.push("#{key}") }
          content += "{#{content_params.join(',')}}"
        end
        
      end
  
      return content.html_safe
        
    end
    
    private
    def get_whowish_word_id(namespace, id, locale)
      "#{namespace}:#{id}(#{locale})".downcase
    end

  end
 
end