Simplify project structure

- harmonize module and directory names
- optimize Gradle settings
- remove unused Grails sample

Resolves: #1447

spring-session-samples/spring-session-sample-boot-websocket/src/main/resources/static/js/message.js

@@ -0,0 +1,152 @@
+
+function ApplicationModel(stompClient) {
+	var self = this;
+
+	self.friends = ko.observableArray();
+	self.username = ko.observable();
+	self.conversation = ko.observable(new ImConversationModel(stompClient,this.username));
+	self.notifications = ko.observableArray();
+	self.csrfToken = ko.computed(function() {
+		return JSON.parse($.ajax({
+			type: 'GET',
+			url: 'csrf',
+			dataType: 'json',
+			success: function() { },
+			data: {},
+			async: false
+		}).responseText);
+	}, this);
+
+	self.connect = function() {
+		var headers = {};
+		var csrf = self.csrfToken();
+		headers[csrf.headerName] = csrf.token;
+		stompClient.connect(headers, function(frame) {
+
+			console.log('Connected ' + frame);
+			self.username(frame.headers['user-name']);
+
+//      self.friendSignin({"username": "luke"});
+
+			stompClient.subscribe("/user/queue/errors", function(message) {
+					self.pushNotification("Error " + message.body);
+			});
+			stompClient.subscribe("/app/users", function(message) {
+					var friends = JSON.parse(message.body);
+
+					for(var i=0;i<friends.length;i++) {
+							self.friendSignin({"username": friends[i]});
+					}
+			});
+			stompClient.subscribe("/topic/friends/signin", function(message) {
+					var friends = JSON.parse(message.body);
+
+					for(var i=0;i<friends.length;i++) {
+							self.friendSignin(new ImFriend({"username": friends[i]}));
+					}
+			});
+			stompClient.subscribe("/topic/friends/signout", function(message) {
+					var friends = JSON.parse(message.body);
+
+					for(var i=0;i<friends.length;i++) {
+							self.friendSignout(new ImFriend({"username": friends[i]}));
+					}
+			});
+			stompClient.subscribe("/user/queue/messages", function(message) {
+					self.conversation().receiveMessage(JSON.parse(message.body));
+			});
+		}, function(error) {
+			self.pushNotification(error)
+			console.log("STOMP protocol error " + error);
+		});
+	}
+
+	self.pushNotification = function(text) {
+		self.notifications.push({notification: text});
+		if (self.notifications().length > 5) {
+			self.notifications.shift();
+		}
+	}
+
+	self.logout = function() {
+		stompClient.disconnect();
+		window.location.href = "../logout.html";
+	}
+
+	self.friendSignin = function(friend) {
+		self.friends.push(friend);
+	}
+
+	self.friendSignout = function(friend) {
+		var r = self.friends.remove(
+			function(item) {
+				item.username == friend.username
+			}
+		);
+		self.friends(r);
+	}
+}
+
+function ImFriend(data) {
+	var self = this;
+
+	self.username = data.username;
+}
+
+function ImConversationModel(stompClient,from) {
+	var self = this;
+	self.stompClient = stompClient;
+	self.from = from;
+	self.to = ko.observable(new ImFriend('null'));
+	self.draft = ko.observable('')
+
+	self.messages = ko.observableArray();
+
+	self.receiveMessage = function(message) {
+		var elem = $('#chat');
+		var isFromSelf = self.from() == message.from;
+		var isFromTo = self.to().username == message.from;
+		if(!(isFromTo || isFromSelf)) {
+				self.chat(new ImFriend({"username":message.from}))
+		}
+
+		var atBottom = (elem[0].scrollHeight - elem.scrollTop() == elem.outerHeight());
+
+		self.messages.push(new ImModel(message));
+
+		if (atBottom)
+				elem.scrollTop(elem[0].scrollHeight);
+	};
+
+	self.chat = function(to) {
+		self.to(to);
+		self.draft('');
+		self.messages.removeAll()
+		$('#trade-dialog').modal();
+	}
+
+	self.send = function() {
+		var data = {
+			"created" : new Date(),
+			"from" : self.from(),
+			"to" : self.to().username,
+			"message" : self.draft()
+		};
+		var destination = "/app/im"; // /queue/messages-user1
+		stompClient.send(destination, {}, JSON.stringify(data));
+		self.draft('');
+	}
+};
+
+function ImModel(data) {
+	var self = this;
+
+	self.created = new Date(data.created);
+	self.to = data.to;
+	self.message = data.message;
+	self.from = data.from;
+	self.messageFormatted = ko.computed(function() {
+			return self.created.getHours() + ":" + self.created.getMinutes() + ":" + self.created.getSeconds() + " - " + self.from + " - " + self.message;
+	})
+};
+