From: Szymon Rozga <szymon.rozga@...>
Date: 2006-08-18T05:50:12+09:00
Subject: Re: noob rails question

mtbeedee@gmail.com wrote:
> I am trying to set up an app where I track games between teams and the
> winners... So I have one "teams" table with info like the name and
> coach and whatever with one row per team.
>
> I then have a "game" table with the home, away, and winners.  But each
> of these fields is a "team" really.  How can I set up the model so that
> game.home and game.away make sense and both refer to the same "team"
> object.  I want to be able to do things like "if game.winner ==
> game.home".  Is that clear?

has_one :home, :class_name => "Team"
has_one :away, :class_name => "Team"
has_one :winner, :class_name => "Team"

This is off the top of my head, but I believe that this is documented
under the has_one method in the Rails API.

-Szymon