#import "mediasoup_client_ios/Mediasoupclient.h

// Initialize the underlaying libmediasoupclient
[Mediasoupclient initializePC];

// Create a Device
MediasoupDevice *device = [[MediasoupDevice alloc] init];

// Communicate with our server app to retrieve router RTP capabilities
NSString *routerRtpCapabilities = [mySignalling request:@"getRouterRtpCapabilities"];

// Load the device with the routerRtpCapabilities
[device load:routerRtpCapabilities];

// Check whether we can produce video to the router
if ![device canProduce:@"video"] {
 NSLog(@"cannot produce video");
 // Abort next steps
}

// Create a transport in the server for sending our media through it
NSDictionary *transportData = [mySignalling request:@"createTransport"];

// Object to handle SendTransportListener events
@interface SendTransportHandler: NSObject<SendTransportListener>
@property (nonatomic) id delegate;
@end

@implementation SendTransportHandler
-(void)onConnect:(Transport *)transport dtlsParameters:(NSString *)dtlsParameters {
 // Here we communicate out local parameters to our remote transport
 [mySignalling request:@"transport-connect" transportId:[transport getId] dtlsParameters:dtlsParameters];
}

-(void)onConnectionStateChange:(Transport *)transport connectionState:(NSString *)connectionState {
 NSLog(@"sendTransport::onConnectionStateChange newState = %@", connectionState);
}

-(NSString *)onProduce:(Transport *)transport kind:(NSString *)kind rtpParameters:(NSString *)rtpParameters appData:(NSString *)appData callback:(void(^)(NSString *))callback {
 // Here we must communicate our local parameters to our remote transport
 NSString *id = [mySignalling request:@"produce" transportId:[transport getId] kind:kind rtpParameters:rtpParameters appData:appData];
 
 callback(id);
}
@end

SendTransport *sendTransport = [device createSendTransport:sendTransportHandler.delegate id:transportData["id"] iceParameters:transportData["iceParameters"] iceCandidates:transportData["iceCandidates"] dtlsParameters:transportData["dtlsParameters"]];

// Get the device camera
NSArray *devices = [AVCaptureDevice devicesWithMediaType: AVMediaTypeVideo];

// Start capturing it
RTCPeerConnectionFactory *factory = [[RTCPeerConnectionFactory alloc] init];
RTCCameraVideoCapturer *videoCapturer = [[RTCCameraVideoCapturer alloc] init];
[videoCapturer startCaptureWithDevice:devices[0] format:[devices[0] activeFormat] fps:30];
RTCVideoSource *videoSource = [factory videoSource];
[videoSource adaptOutputFormatToWidth:640 height:480 fps:30];

RTCVideoTrack *videoTrack = [factory videoTrackWithSource:videoSource trackId:@"trackId"];

// Handler to handle producer events
@interface ProducerHandler : NSObject<ProducerListener>
@property (nonatomic) id delegate;
@end

@implementation ProducerHandler
-(void)onTransportClose:(Producer *)producer {
 NSLog(@"Producer::onTransportClose");
}
@end

// Produce out camera video
Producer *videoProducer = [sendTransport produce:producerHandler.delegate track:videoTrack encodings:nil codecOptions:nil];