lib/legion/cache/redis.rb in legion-cache-0.2.1 vs lib/legion/cache/redis.rb in legion-cache-1.0.0

@@ -1,39 +1,50 @@
 require 'redis'
 
 module Legion
   module Cache
     module Redis
-      def connect
+      extend self
+
+      def client
+        return @client unless @client.nil?
+
         @client = ::Redis.new
+        @connected = true
+        @client
       end
 
+      def connected?
+        @connected ||= false
+      end
+
       def close
-        @client.close
+        client.close
       end
 
       def restart
         close
-        connect
+        @client = nil
+        client
       end
 
       def get(key)
-        @client.get(key)
+        client.get(key)
       end
       alias fetch get
 
       def set(key, value, ttl: nil)
         args = {}
         args[:ex] = ttl unless ttl.nil?
-        @client.set(key, value, **args) == 'OK'
+        client.set(key, value, **args) == 'OK'
       end
 
       def delete(key)
-        @client.del(key) == 1
+        client.del(key) == 1
       end
 
       def flush
-        @client.flushdb == 'OK'
+        client.flushdb == 'OK'
       end
     end
   end
 end