From b7cafc532741999f7b8789c7b4928b7a813bb724 Mon Sep 17 00:00:00 2001
From: khlieng <kk_998@hotmail.com>
Date: Thu, 12 Feb 2015 02:14:56 +0100
Subject: [PATCH] Made backspace work on input history items

---
 client/src/js/components/MessageInput.jsx | 2 ++
 client/src/js/socket.js                   | 4 ++--
 client/src/js/stores/inputHistory.js      | 6 ++++--
 storage/user.go                           | 2 +-
 4 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/client/src/js/components/MessageInput.jsx b/client/src/js/components/MessageInput.jsx
index 67bc3f5a..0505ca2d 100644
--- a/client/src/js/components/MessageInput.jsx
+++ b/client/src/js/components/MessageInput.jsx
@@ -48,6 +48,8 @@ var MessageInput = React.createClass({
 			inputHistoryActions.increment();
 		} else if (e.which === 40) {
 			inputHistoryActions.decrement();
+		} else if (e.key === 'Backspace' || e.key === 'Delete') {
+			inputHistoryActions.reset();
 		} else if (e.key === 'Unidentified') {
 			inputHistoryActions.reset();
 		}
diff --git a/client/src/js/socket.js b/client/src/js/socket.js
index ee5b0152..323eaaf7 100644
--- a/client/src/js/socket.js
+++ b/client/src/js/socket.js
@@ -2,6 +2,8 @@ var EventEmitter = require('events').EventEmitter;
 
 var _ = require('lodash');
 
+var ws = new WebSocket('ws://' + window.location.host + '/ws');
+
 var socket = {
 	send: function(type, data) {
 		ws.send(JSON.stringify({ type: type, request: data }));
@@ -10,8 +12,6 @@ var socket = {
 
 _.extend(socket, EventEmitter.prototype);
 
-var ws = new WebSocket('ws://' + window.location.host + '/ws');
-
 ws.onopen = function() {
 	socket.emit('connect');
 };
diff --git a/client/src/js/stores/inputHistory.js b/client/src/js/stores/inputHistory.js
index 462d344f..2377b45c 100644
--- a/client/src/js/stores/inputHistory.js
+++ b/client/src/js/stores/inputHistory.js
@@ -31,8 +31,10 @@ var inputHistoryStore = Reflux.createStore({
 	},
 
 	reset: function() {
-		index = -1;
-		this.trigger(history[index]);
+		if (index !== -1) {
+			index = -1;
+			this.trigger(history[index]);
+		}
 	},
 
 	increment: function() {
diff --git a/storage/user.go b/storage/user.go
index 2b5d4050..c30c2cf8 100644
--- a/storage/user.go
+++ b/storage/user.go
@@ -20,7 +20,7 @@ type Server struct {
 type Channel struct {
 	Server string   `json:"server"`
 	Name   string   `json:"name"`
-	Users  []string `json:"users"`
+	Users  []string `json:"users,omitempty"`
 	Topic  string   `json:"topic,omitempty"`
 }