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Unified Diff: webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m

Issue 1334003002: Loopback mode for AppRTCDemo on iOS. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Add call options header and start call button Created 5 years, 3 months ago
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Index: webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m
diff --git a/webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m b/webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m
index 395a22bbd1a49ca565938b706227651da50f9055..90cadc6ad1e5f99d5f5c3bc17b5fe7e3d302dc3d 100644
--- a/webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m
+++ b/webrtc/examples/objc/AppRTCDemo/ARDWebSocketChannel.m
@@ -13,6 +13,7 @@
#import "RTCLogging.h"
#import "SRWebSocket.h"
+#import "ARDSignalingMessage.h"
#import "ARDUtilities.h"
// TODO(tkchin): move these to a configuration object.
@@ -197,3 +198,53 @@ static NSString const *kARDWSSMessagePayloadKey = @"msg";
}
@end
+
+@interface ARDLoopbackWebSocketChannel () <ARDSignalingChannelDelegate>
+@end
+
+@implementation ARDLoopbackWebSocketChannel
+
+- (instancetype)initWithURL:(NSURL *)url restURL:(NSURL *)restURL {
+ return [super initWithURL:url restURL:restURL delegate:self];
+}
+
+#pragma mark - ARDSignalingChannelDelegate
+
+- (void)channel:(id<ARDSignalingChannel>)channel
+ didReceiveMessage:(ARDSignalingMessage *)message {
+ switch (message.type) {
+ case kARDSignalingMessageTypeOffer: {
+ // Change message to answer, send back to server.
+ ARDSessionDescriptionMessage *sdpMessage =
+ (ARDSessionDescriptionMessage *)message;
+ RTCSessionDescription *description = sdpMessage.sessionDescription;
+ NSString *dsc = description.description;
+ dsc = [dsc stringByReplacingOccurrencesOfString:@"offer"
+ withString:@"answer"];
+ RTCSessionDescription *answerDescription =
+ [[RTCSessionDescription alloc] initWithType:@"answer" sdp:dsc];
+ ARDSignalingMessage *answer =
+ [[ARDSessionDescriptionMessage alloc]
+ initWithDescription:answerDescription];
+ [self sendMessage:answer];
+ break;
+ }
+ case kARDSignalingMessageTypeAnswer:
+ // Should not receive answer in loopback scenario.
+ break;
+ case kARDSignalingMessageTypeCandidate:
+ // Send back to server.
+ [self sendMessage:message];
+ break;
+ case kARDSignalingMessageTypeBye:
+ // Nothing to do.
+ return;
+ }
+}
+
+- (void)channel:(id<ARDSignalingChannel>)channel
+ didChangeState:(ARDSignalingChannelState)state {
+}
+
+@end
+

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