masto-fe/app/models/feed.rb
tateisu fa0c71f0d9
allow pagination by min_id and max_id (#14776)
* allow pagination by min_id and max_id

* also AccountConversation allows min_id,max_id pair

* also home,list TL allows min_id,max_id pair
2020-09-12 17:09:49 +02:00

37 lines
984 B
Ruby

# frozen_string_literal: true
class Feed
include Redisable
def initialize(type, id)
@type = type
@id = id
end
def get(limit, max_id = nil, since_id = nil, min_id = nil)
limit = limit.to_i
max_id = max_id.to_i if max_id.present?
since_id = since_id.to_i if since_id.present?
min_id = min_id.to_i if min_id.present?
from_redis(limit, max_id, since_id, min_id)
end
protected
def from_redis(limit, max_id, since_id, min_id)
max_id = '+inf' if max_id.blank?
if min_id.blank?
since_id = '-inf' if since_id.blank?
unhydrated = redis.zrevrangebyscore(key, "(#{max_id}", "(#{since_id}", limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
else
unhydrated = redis.zrangebyscore(key, "(#{min_id}", "(#{max_id}", limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
end
Status.where(id: unhydrated).cache_ids
end
def key
FeedManager.instance.key(@type, @id)
end
end