mirror of
https://github.com/discourse/discourse.git
synced 2024-11-30 15:24:05 +08:00
7ca5ee6cd2
When we receive the stream parameter, we'll queue a job that periodically publishes partial updates, and after the summarization finishes, a final one with the completed version, plus metadata. `summary-box` listens to these updates via MessageBus, and updates state accordingly.
50 lines
1.3 KiB
Ruby
50 lines
1.3 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Jobs
|
|
class StreamTopicSummary < ::Jobs::Base
|
|
sidekiq_options retry: false
|
|
|
|
def execute(args)
|
|
return unless topic = Topic.find_by(id: args[:topic_id])
|
|
return unless user = User.find_by(id: args[:user_id])
|
|
|
|
strategy = Summarization::Base.selected_strategy
|
|
return if strategy.nil? || !Summarization::Base.can_see_summary?(topic, user)
|
|
|
|
guardian = Guardian.new(user)
|
|
return unless guardian.can_see?(topic)
|
|
|
|
opts = args[:opts] || {}
|
|
|
|
streamed_summary = +""
|
|
start = Time.now
|
|
|
|
summary =
|
|
TopicSummarization
|
|
.new(strategy)
|
|
.summarize(topic, user, opts) do |partial_summary|
|
|
streamed_summary << partial_summary
|
|
|
|
# Throttle updates.
|
|
if (Time.now - start > 0.5) || Rails.env.test?
|
|
payload = { done: false, topic_summary: { summarized_text: streamed_summary } }
|
|
publish_update(topic, user, payload)
|
|
start = Time.now
|
|
end
|
|
end
|
|
|
|
publish_update(
|
|
topic,
|
|
user,
|
|
TopicSummarySerializer.new(summary, { scope: guardian }).as_json.merge(done: true),
|
|
)
|
|
end
|
|
|
|
private
|
|
|
|
def publish_update(topic, user, payload)
|
|
MessageBus.publish("/summaries/topic/#{topic.id}", payload, user_ids: [user.id])
|
|
end
|
|
end
|
|
end
|