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class Favorite < ActiveRecord::Base
belongs_to :tweet
belongs_to :user
after_create do
Tweet.update_counters(self.tweet_id, favorites_count: 1, reactions_count: 1)
end
after_destroy do
Tweet.update_counters(self.tweet_id, favorites_count: -1, reactions_count: -1)
end
def self.from_receiver(msg)
transaction do
t = Tweet.from_receiver(msg["target_object"])
u = User.from_receiver(msg["source"])
f = t.favorites.new(user: u)
f.save_ignore!
logger.debug("Created Favorite: #{msg["source"]["id"]} => #{msg["target_object"]["id"]}")
return f
end
rescue => e
logger.error("Unknown error while inserting favorite: #{e.class}: #{e.message}/#{e.backtrace.join("\n")}")
return nil
end
def self.delete_from_receiver(msg)
where(tweet_id: msg["target_object"]["id"], user_id: msg["source"]["id"]).destroy_all
end
end
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