1/*
2 * libjingle
3 * Copyright 2013, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#import <Foundation/Foundation.h>
29
30#import "GAEChannelClient.h"
31
32@class APPRTCAppClient;
33@protocol APPRTCAppClientDelegate
34
35- (void)appClient:(APPRTCAppClient*)appClient
36    didErrorWithMessage:(NSString*)message;
37- (void)appClient:(APPRTCAppClient*)appClient
38    didReceiveICEServers:(NSArray*)servers;
39
40@end
41
42@class RTCMediaConstraints;
43
44// Negotiates signaling for chatting with apprtc.appspot.com "rooms".
45// Uses the client<->server specifics of the apprtc AppEngine webapp.
46//
47// To use: create an instance of this object (registering a message handler) and
48// call connectToRoom().  apprtc.appspot.com will signal that is successful via
49// onOpen through the browser channel.  Then you should call sendData() and wait
50// for the registered handler to be called with received messages.
51@interface APPRTCAppClient : NSObject
52
53@property(nonatomic) BOOL initiator;
54@property(nonatomic, copy, readonly) RTCMediaConstraints* videoConstraints;
55@property(nonatomic, weak) id<APPRTCAppClientDelegate> delegate;
56
57- (instancetype)initWithDelegate:(id<APPRTCAppClientDelegate>)delegate
58                  messageHandler:(id<GAEMessageHandler>)handler;
59- (void)connectToRoom:(NSURL*)room;
60- (void)sendData:(NSData*)data;
61
62#ifndef DOXYGEN_SHOULD_SKIP_THIS
63// Disallow init and don't add to documentation
64- (instancetype)init __attribute__((
65    unavailable("init is not a supported initializer for this class.")));
66#endif /* DOXYGEN_SHOULD_SKIP_THIS */
67
68@end
69