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Unify collection caching code

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This commit is contained in:
Eugen Rochko 2016-11-29 15:49:39 +01:00
parent 93a90cd9c3
commit 7e90772c92
6 changed files with 30 additions and 87 deletions
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27
app/models/feed.rb
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@ -16,8 +16,8 @@ class Feed
RegenerationWorker.perform_async(@account.id, @type)
@statuses = Status.send("as_#{@type}_timeline", @account).paginate_by_max_id(limit, nil, nil)
else
status_map = cache(unhydrated)
@statuses = unhydrated.map { |id| status_map[id] }.compact
status_map = Status.where(id: unhydrated).map { |s| [s.id, s] }.to_h
@statuses = unhydrated.map { |id| status_map[id] }.compact
end
@statuses
@ -25,29 +25,6 @@ class Feed
private
def cache(ids)
raw = Status.where(id: ids).to_a
uncached_ids = []
cached_keys_with_value = Rails.cache.read_multi(*raw.map(&:cache_key))
raw.each do |status|
uncached_ids << status.id unless cached_keys_with_value.key?(status.cache_key)
end
unless uncached_ids.empty?
uncached = Status.where(id: uncached_ids).with_includes.map { |s| [s.id, s] }.to_h
uncached.values.each do |status|
Rails.cache.write(status.cache_key, status)
end
end
cached = cached_keys_with_value.values.map { |s| [s.id, s] }.to_h
cached.merge!(uncached) unless uncached_ids.empty?
cached
end
def key
FeedManager.instance.key(@type, @account.id)
end