Module: Skr::Concerns::VisibleIdIdentifier::ClassMethods

Defined in:
lib/skr/concerns/visible_id_identifier.rb

Overview

### Visible ID Identifier Concern This adds the #has_visible_id class methods

Instance Method Summary collapse

Instance Method Details

#has_visible_id ⇒ Object

An auto-incrementing number that’s user-visible. The visible_id is stored as an integer, but a string index is generated for querying by the sql like operator. The with_visible_id scope is available for this purpose

The next number an also be adjusted by the end-user by setting SequentialId so they can set the numbers to start at a specific point, which is useful for getting Invoice and other numbers to match up to a legacy system



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# File 'lib/skr/concerns/visible_id_identifier.rb', line 31

def has_visible_id
    include InstanceMethods
    validates :visible_id, :presence=>{
                  :message=>"ID was not set (should be automatically chosen)"
              }
    alias_attribute :record_identifier, :visible_id
    before_validation :assign_visible_id!, :on=>:create

    export_scope :with_visible_id, lambda{ | visid |
        if visid.to_s =~/%/
            where( 'cast(visible_id as varchar) like ?', visid.to_s )
        else
            where( 'cast(visible_id as varchar) = ?',    visid.to_s )
        end
    }

end