98077a8df6
* Make user_id optional for DisplayAdEvent * Track when DisplayAd is visible to user * Tidy up a bit * Deleting a user account should nullify related DisplayAdEvents * Update tests with new association details
20 lines
777 B
Ruby
20 lines
777 B
Ruby
# @note When we destroy the related user, it's using dependent:
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# :delete for the relationship. That means no before/after
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# destroy callbacks will be called on this object.
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class DisplayAdEvent < ApplicationRecord
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belongs_to :display_ad
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belongs_to :user, optional: true
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CATEGORY_IMPRESSION = "impression".freeze
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CATEGORY_CLICK = "click".freeze
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VALID_CATEGORIES = [CATEGORY_CLICK, CATEGORY_IMPRESSION].freeze
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CONTEXT_TYPE_HOME = "home".freeze
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VALID_CONTEXT_TYPES = [CONTEXT_TYPE_HOME].freeze
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validates :category, inclusion: { in: VALID_CATEGORIES }
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validates :context_type, inclusion: { in: VALID_CONTEXT_TYPES }
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scope :impressions, -> { where(category: CATEGORY_IMPRESSION) }
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scope :clicks, -> { where(category: CATEGORY_CLICK) }
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end
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