/*
 * libjingle
 * Copyright 2014, Google Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#import <Foundation/Foundation.h>

// Used to log messages to destination like UI.
@protocol APPRTCLogger<NSObject>
- (void)logMessage:(NSString*)message;
@end

@class RTCVideoTrack;
@class APPRTCConnectionManager;

// Used to provide AppRTC connection information.
@protocol APPRTCConnectionManagerDelegate<NSObject>

- (void)connectionManager:(APPRTCConnectionManager*)manager
    didReceiveLocalVideoTrack:(RTCVideoTrack*)localVideoTrack;

- (void)connectionManager:(APPRTCConnectionManager*)manager
    didReceiveRemoteVideoTrack:(RTCVideoTrack*)remoteVideoTrack;

- (void)connectionManagerDidReceiveHangup:(APPRTCConnectionManager*)manager;

- (void)connectionManager:(APPRTCConnectionManager*)manager
      didErrorWithMessage:(NSString*)errorMessage;

@end

// Abstracts the network connection aspect of AppRTC. The delegate will receive
// information about connection status as changes occur.
@interface APPRTCConnectionManager : NSObject

@property(nonatomic, weak) id<APPRTCConnectionManagerDelegate> delegate;
@property(nonatomic, weak) id<APPRTCLogger> logger;

- (instancetype)initWithDelegate:(id<APPRTCConnectionManagerDelegate>)delegate
                          logger:(id<APPRTCLogger>)logger;
- (BOOL)connectToRoomWithURL:(NSURL*)url;
- (void)disconnect;

@end