Gab Social. All are welcome.

app/models/feed.rb

@@ -0,0 +1,32 @@
+# 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)
+    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
+end