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258e9e35ca
There are tradeoffs that we took here. For the complete story see https://meta.discourse.org/t/performance-improvements-on-long-topics/30187/27?u=tgxworld.
62 lines
1.2 KiB
Ruby
62 lines
1.2 KiB
Ruby
require_dependency 'gap_serializer'
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require_dependency 'post_serializer'
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require_dependency 'timeline_lookup'
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module PostStreamSerializerMixin
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def self.included(klass)
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klass.attributes :post_stream
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klass.attributes :timeline_lookup
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end
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def include_stream?
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true
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end
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def include_gaps?
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true
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end
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def post_stream
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result = { posts: posts }
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if include_stream?
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if !object.is_mega_topic?
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result[:stream] = object.filtered_post_ids
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else
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result[:isMegaTopic] = true
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result[:firstId] = object.first_post_id
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result[:lastId] = object.last_post_id
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end
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end
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if include_gaps? && object.gaps.present?
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result[:gaps] = GapSerializer.new(object.gaps, root: false)
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end
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result
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end
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def include_timeline_lookup?
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!object.is_mega_topic?
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end
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def timeline_lookup
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TimelineLookup.build(object.filtered_post_stream)
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end
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def posts
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@posts ||= begin
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(object.posts || []).map do |post|
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post.topic = object.topic
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serializer = PostSerializer.new(post, scope: scope, root: false)
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serializer.add_raw = true if @options[:include_raw]
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serializer.topic_view = object
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serializer.as_json
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end
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end
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end
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end
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