64 lines
1.6 KiB
Ruby
64 lines
1.6 KiB
Ruby
require_dependency 'avatar_lookup'
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class TopicList
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include ActiveModel::Serialization
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attr_accessor :more_topics_url,
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:prev_topics_url,
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:draft,
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:draft_key,
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:draft_sequence,
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:filter
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def initialize(filter, current_user, topics)
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@filter = filter
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@current_user = current_user
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@topics_input = topics
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end
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# Lazy initialization
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def topics
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return @topics if @topics.present?
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# copy side-loaded data (allowed users) before dumping it with the .to_a
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@topics_input.each do |t|
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t.allowed_user_ids = if @filter == :private_messages
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t.allowed_users.map { |u| u.id }.to_a
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else
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[]
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end
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end
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@topics = @topics_input.to_a
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# Attach some data for serialization to each topic
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@topic_lookup = TopicUser.lookup_for(@current_user, @topics) if @current_user.present?
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# Create a lookup for all the user ids we need
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user_ids = []
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@topics.each do |ft|
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user_ids << ft.user_id << ft.last_post_user_id << ft.featured_user_ids << ft.allowed_user_ids
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end
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avatar_lookup = AvatarLookup.new(user_ids)
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@topics.each do |ft|
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ft.user_data = @topic_lookup[ft.id] if @topic_lookup.present?
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ft.posters = ft.posters_summary(avatar_lookup: avatar_lookup)
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ft.participants = ft.participants_summary(avatar_lookup: avatar_lookup, user: @current_user)
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ft.topic_list = self
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end
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@topics
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end
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def topic_ids
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return [] unless @topics_input
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@topics_input.pluck(:id)
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end
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def attributes
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{'more_topics_url' => page}
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end
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end
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