67 lines
1.7 KiB
Ruby
67 lines
1.7 KiB
Ruby
class TopicListItemSerializer < ListableTopicSerializer
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attributes :views,
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:like_count,
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:has_summary,
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:archetype,
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:last_poster_username,
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:category_id,
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:op_like_count,
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:pinned_globally,
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:bookmarked_post_numbers,
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:liked_post_numbers
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has_many :posters, serializer: TopicPosterSerializer, embed: :objects
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has_many :participants, serializer: TopicPosterSerializer, embed: :objects
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def posters
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object.posters || []
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end
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def op_like_count
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object.first_post && object.first_post.like_count
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end
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def last_poster_username
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posters.find { |poster| poster.user.id == object.last_post_user_id }.try(:user).try(:username)
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end
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def participants
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object.participants_summary || []
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end
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def include_bookmarked_post_numbers?
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include_post_action? :bookmark
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end
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def include_liked_post_numbers?
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include_post_action? :like
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end
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def include_post_action?(action)
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object.user_data &&
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object.user_data.post_action_data &&
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object.user_data.post_action_data.key?(PostActionType.types[action])
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end
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def liked_post_numbers
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object.user_data.post_action_data[PostActionType.types[:like]]
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end
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def bookmarked_post_numbers
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object.user_data.post_action_data[PostActionType.types[:bookmark]]
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end
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def include_participants?
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object.private_message?
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end
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def include_op_like_count?
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# PERF: long term we probably want a cheaper way of looking stuff up
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# this is rather odd code, but we need to have op_likes loaded somehow
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# simplest optimisation is adding a cache column on topic.
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object.association(:first_post).loaded?
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end
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end
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