rename app.js to legacy.js, move globals to app.js in Sms object and helpers to a dedicated file

js/devel/app.js

@@ -0,0 +1,45 @@
+/**
+ * Nextcloud - Phone Sync
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Loic Blot <loic.blot@unix-experience.fr>
+ * @copyright Loic Blot 2014-2017
+ */
+
+var Sms = {
+	selectedConversation: null,
+	unreadCountCurrentConv: 0,
+	unreadCountAllConv: 0,
+	unreadCountNotifStep: 12,
+	lastUnreadCountAllConv: 0,
+	originalTitle: document.title
+};
+
+var ContactRenderer = {
+	generateColor: function (input) {
+		if (typeof input === 'undefined') {
+			return '';
+		}
+		// Check if core has the new color generator
+		if (typeof input.toHsl === 'function') {
+			var hsl = input.toHsl();
+			return 'hsl(' + hsl[0] + ', ' + hsl[1] + '%, ' + hsl[2] + '%)';
+		} else {
+			// If not, we use the old one
+			/* global md5 */
+			var hash = md5(input).substring(0, 4),
+				maxRange = parseInt('ffff', 16),
+				hue = parseInt(hash, 16) / maxRange * 256;
+			return 'hsl(' + hue + ', 90%, 65%)';
+		}
+	},
+	generateFirstCharacter: function (input) {
+		if (input.charAt(0) === '+') {
+			return '#';
+		}
+
+		return input.charAt(0);
+	}
+};