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2008 Apr 09
3
help with model relationship for Product/Bill of Materials
...oduct'', :foreign_key=>''component_id'' validates_numericality_of :quantity ---- So for a product p, I can have: bom=p.bom_items item=bom[0] etc and for each item I can have: c=item.component (which is a product) Now for c I would like to be able to ask c.component_of at the moment, I can only think to set up a product method Perhaps that is the best way to do it, but I just feel I am not modeling this in the best way. I also want to make sure a product cannot have a bom and be a component in the same bom - since that is circular If any experts in data mode...