hometown/app/models/feed.rb

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# frozen_string_literal: true
class Feed
def initialize(type, id)
@type = type
@id = id
end
def get(limit, max_id = nil, since_id = nil, min_id = nil)
from_redis(limit, max_id, since_id, min_id)
end
protected
def from_redis(limit, max_id, since_id, min_id)
if min_id.blank?
max_id = '+inf' if max_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}", '+inf', 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
def redis
Redis.current
end
end