latest api changes to match the netflux-server refactor

lib/api.js

@@ -1,7 +1,7 @@
 /* jshint esversion: 6 */
 const nThen = require("nthen");
 const WebSocketServer = require('ws').Server;
-const NetfluxSrv = require('chainpad-server/NetfluxWebsocketSrv');
+const NetfluxSrv = require('chainpad-server');
 
 module.exports.create = function (config) {
     var rpc;
@@ -48,10 +48,19 @@ module.exports.create = function (config) {
             store: config.store,
             log: log,
         };
-        // XXX historyKeeper exports a `setConfig` method
 
-        var wsSrv = new WebSocketServer(wsConfig);
         var historyKeeper = HK.create(hkConfig);
-        NetfluxSrv.run(wsSrv, config, historyKeeper);
+
+        NetfluxSrv.create(new WebSocketServer(wsConfig))
+            .on('channelClose', historyKeeper.channelClose)
+            .on('channelMessage', historyKeeper.channelMessage)
+            .on('channelOpen', historyKeeper.channelOpen)
+            .on('sessionClose', function (userId, reason) {
+                reason = reason; // XXX
+            })
+            .on('error', function (error, label, info) {
+                info = info; // XXX
+            })
+            .register(historyKeeper.id, historyKeeper.directMessage);
     });
 };

lib/historyKeeper.js

@@ -976,25 +976,24 @@ module.exports.create = function (cfg) {
         command(ctx, seq, user, parsed);
     };
 
-    // XXX every one of these values is exported because
-    // netfluxWebsocketServer needs them to do some magic historyKeeper things
-    // we could have netflux emit events and let historyKeeper handle them instead
     return {
         id: HISTORY_KEEPER_ID,
-
-        // XXX dropChannel allows netflux to clear historyKeeper's cache
-        // maybe it should emit a 'channel_dropped' event instead
-        // and let historyKeeper decide what to do
-        dropChannel: dropChannel,
-
-        // XXX we don't need to export checkExpired if netflux allows it to be HK's responsibility
-        checkExpired: checkExpired,
-
-        // XXX again, if netflux emitted events then historyKeeper could handle them itself
-        // and netflux wouldn't need to have historyKeeper-specific code
-        onDirectMessage: onDirectMessage,
-
-        // XXX same
-        onChannelMessage: onChannelMessage,
+        channelMessage: function (ctx, channel, msgStruct) {
+            onChannelMessage(ctx, channel, msgStruct);
+        },
+        channelClose: function (channelName) {
+            dropChannel(channelName);
+        },
+        channelOpen: function (ctx, channelName, user) {
+            ctx.sendMsg(ctx, user, [
+                0,
+                HISTORY_KEEPER_ID, // ctx.historyKeeper.id
+                'JOIN',
+                channelName
+            ]);
+        },
+        directMessage: function (ctx, seq, user, json) {
+            onDirectMessage(ctx, seq, user, json);
+        },
     };
 };