/
chat.js
129 lines (114 loc) · 4.07 KB
/
chat.js
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$(function() {
var changeRoom = '';
$('#chat').hide();
$('#alert').hide();
var hub = $.connection.chatHub;
hub.client.sendMessage = function(username, message) {
var el = $('<div class="message"><span></span><p></p></div>');
$("span", el).text(username + ': ');
$("p", el).text(message);
$(el).addClass("talk");
$('#messages').append(el);
};
hub.client.userJoined = function(username) {
var li = document.createElement('li');
li.textContent = username;
$("#members").append(li);
};
hub.client.userList = function(users) {
$("#members").html('');
$(users).each(function() {
var li = document.createElement('li');
li.textContent = this;
$("#members").append(li);
});
};
hub.client.roomList = function(rooms) {
var room = '';
if(changeRoom == '') {
var optionSelected = $('#roomselect').find("option:selected");
room = optionSelected.text();
} else {
room = changeRoom;
changeRoom = '';
}
$('#roomselect').find('option').remove().end();
$.each(rooms, function( index, value ) {
$('#roomselect').append(new Option(value, value));
});
$('#roomselect').val(room);
};
hub.client.userLeftRoom = function(username) {
var el = $('<div class="message"><span></span><p></p></div>');
$("span", el).text(username);
$("p", el).text("has left the room");
$(el).addClass("join");
$('#messages').append(el);
};
hub.client.userJoinedRoom = function(username) {
var el = $('<div class="message"><span></span><p></p></div>');
$("span", el).text(username);
$("p", el).text("has joined the room");
$(el).addClass("join");
$('#messages').append(el);
};
$.connection.hub.start().done(function () {
$('#home').click(function() {
hub.server.logout();
$('#chat').hide();
$('#login').show();
});
$('#loginSubmit').click(function(event) {
event.preventDefault();
hub.server.login($('#inputUsername').val()).done(function(result) {
if(result) {
$('#login').hide();
$('#chat').show();
$('#inputUsername').val('');
$('#alert').hide();
} else {
$('#alert').show();
}
});
});
$('#roomselect').change(function () {
var optionSelected = $(this).find("option:selected");
var room = optionSelected.text();
hub.server.joinRoom(room).done(function() {
changedRoom(room);
});
});
$('#create').click(function(event) {
event.preventDefault();
changeRoom = $('#roomname').val();
hub.server.createRoom($('#roomname').val()).done(function() {
changedRoom(changeRoom);
$('#roomname').val('');
});
});
var sendMessage = function() {
hub.server.sendMessage($('#roomselect').val(), $("#talk").val());
var el = $('<div class="message"><span></span><p></p></div>');
$("span", el).text('Me: ');
$("p", el).text($("#talk").val());
$(el).addClass('talk');
$(el).addClass('me');
$('#messages').append(el);
$("#talk").val('');
};
var changedRoom = function(room) {
var el = $('<div class="message"><span></span><p></p></div>');
$("span", el).text("You");
$("p", el).text("have joined room " + room);
$(el).addClass("join");
$('#messages').append(el);
};
var handleReturnKey = function(e) {
if(e.charCode == 13 || e.keyCode == 13) {
e.preventDefault();
sendMessage();
}
};
$("#talk").keypress(handleReturnKey);
});
});