brand.rb in beerdb-0.7.0

- old
+ new
@@ -2,18 +2,59 @@
 
 module BeerDb::Models
 
 class Brand < ActiveRecord::Base
 
+  # NB: use extend - is_<type>? become class methods e.g. self.is_<type>?
+  extend TextUtils::ValueHelper  # e.g. self.find_key_n_title, self.is_year?, self.is_region?, is_address?, is_taglist? etc.
+
   belongs_to :country, :class_name => 'WorldDb::Models::Country', :foreign_key => 'country_id'
   belongs_to :region,  :class_name => 'WorldDb::Models::Region',  :foreign_key => 'region_id'
   belongs_to :city,    :class_name => 'WorldDb::Models::City',    :foreign_key => 'city_id'
 
   belongs_to :brewery, :class_name => 'BeerDb::Models::Brewery',  :foreign_key => 'brewery_id'
 
   has_many   :beers,   :class_name => 'BeerDb::Models::Beer',     :foreign_key => 'brand_id'
 
   validates :key, :format => { :with => /^[a-z][a-z0-9]+$/, :message => 'expected two or more lowercase letters a-z or 0-9 digits' }
+
+
+  def self.create_or_update_from_values( values, more_attribs = {} )
+    attribs, more_values = find_key_n_title( values )
+    attribs = attribs.merge( more_attribs )
+
+    Brand.create_or_update_from_attribs( attribs, more_values )
+  end
+
+  # convenience helper Brand.create_or_update_from_title
+  def self.create_or_update_from_title( title, more_attribs = {} )
+    values = [title]
+    Brand.create_or_update_from_values( values, more_attribs )
+  end
+
+
+  def self.create_or_update_from_attribs( attribs, values )
+
+    ## fix: add/configure logger for ActiveRecord!!!
+    logger = LogKernel::Logger.root
+
+    ## check for grades (e.g. ***/**/*) in titles (will add attribs[:grade] to hash)
+    ## if grade missing; set default to 4; lets us update overwrite 1,2,3 values on update
+    attribs[:grade] ||= 4
+
+    rec = Brand.find_by_key( attribs[:key] )
+
+    if rec.present?
+      logger.debug "update Brand #{rec.id}-#{rec.key}:"
+    else
+      logger.debug "create Brand:"
+      rec = Brand.new
+    end
+      
+    logger.debug attribs.to_json
+
+    rec.update_attributes!( attribs )
+  end
 
 end # class Brand
 
 end # module BeerDb::Models