37 lines
837 B
Ruby
37 lines
837 B
Ruby
# represents the gift card you hold in your hand
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module JamRuby
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class GiftCard < ActiveRecord::Base
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@@log = Logging.logger[GiftCard]
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JAM_TRACKS_5 = 'jam_tracks_5'
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JAM_TRACKS_10 = 'jam_tracks_10'
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CARD_TYPES =
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[
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JAM_TRACKS_5,
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JAM_TRACKS_10
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]
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belongs_to :user, class_name: "JamRuby::User"
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validates :card_type, presence: true, inclusion: {in: CARD_TYPES}
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validates :code, presence: true, uniqueness: true
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after_save :check_gifted
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def check_gifted
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if user && user_id_changed?
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if card_type == JAM_TRACKS_5
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user.gifted_jamtracks += 5
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elsif card_type == JAM_TRACKS_10
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user.gifted_jamtracks += 10
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else
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raise "unknown card type #{card_type}"
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end
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user.save!
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end
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end
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end
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end
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