Basic waku protocol stub floodsub

Makefile

@@ -14,3 +14,6 @@ wakunode2: node/v2/wakunode.nim
 
 quicksim2: node/v2/quicksim.nim
 	nim c --threads:on -o:build/quicksim2 node/v2/quicksim.nim
+
+protocol2: protocol/v2/waku_protocol.nim
+	nim c --threads:on -o:build/protocol2 protocol/v2/waku_protocol.nim

protocol/v2/waku_protocol.nim

@@ -3,4 +3,36 @@
 ## This file should eventually correspond to waku_protocol as RLPx subprotocol.
 ## Instead, it should likely be on top of GossipSub with a similar interface.
 
-const wakuVersionStr = "2.0.0-alpha1"
+import sequtils, tables, options, sets, strutils
+import chronos, chronicles
+import ../../vendor/nim-libp2p/libp2p/protocols/pubsub/pubsub,
+       ../../vendor/nim-libp2p/libp2p/protocols/pubsub/pubsubpeer,
+       ../../vendor/nim-libp2p/libp2p/protocols/pubsub/floodsub
+
+logScope:
+    topic = "WakuSub"
+
+# For spike
+const WakuSubCodec* = "/WakuSub/0.0.1"
+
+#const wakuVersionStr = "2.0.0-alpha1"
+
+# So this should already have floodsub table, seen, as well as peerinfo, topics, peers, etc
+# How do we verify that in nim?
+type
+  WakuSub* = ref object of FloodSub
+    # XXX: just playing
+    text*: string
+
+# method subscribeTopic
+# method handleDisconnect
+# method rpcHandler
+# method init
+# method publish
+# method unsubscribe
+# method initPubSub
+
+# To defer to parent object something like:
+# procCall PubSub(f).publish(topic, data)
+
+# Then we should be able to write tests like floodsub test