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Contents
module Lanes
module Concerns
# @see ClassMethods
module CodeIdentifier
extend ActiveSupport::Concern
# ### Code Identifier Concern
# This adds the {#has_code_identifier} class method
module ClassMethods
# A 2-10 character string that identifies an entity, such as a Customer, Vendor, or SKU.
# The code is often assigned by the user, but may also
# be auto-generated by {Skr::Strings.code_identifier}
#
# @param max_length [Integer] how long the code is allowed to be
# @param from [Symbol], method to call for a string to base the code upon
def has_code_identifier( from: nil, max_length: 10 )
validates :code, :length=>2..max_length, :presence=>true, :uniqueness=>true
alias_attribute :record_identifier, :code
if from
before_validation(:on=>:create) do
source = self[from]
unless source.blank?
self.code ||= Lanes::Strings.code_identifier( source, length:max_length, padding: '' )
end
end
end
before_validation do
self.code = self.code.upcase unless self.code.blank?
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems