GT2/Ejectable/node_modules/react-native/Libraries/WebSocket/RCTReconnectingWebSocket.m

107 lines
2.2 KiB
Objective-C

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import <React/RCTReconnectingWebSocket.h>
#import <React/RCTConvert.h>
#import <React/RCTDefines.h>
#import <React/RCTSRWebSocket.h>
#if RCT_DEV // Only supported in dev mode
@interface RCTReconnectingWebSocket () <RCTSRWebSocketDelegate>
@end
@implementation RCTReconnectingWebSocket {
NSURL *_url;
RCTSRWebSocket *_socket;
BOOL _stopped;
}
- (instancetype)initWithURL:(NSURL *)url queue:(dispatch_queue_t)queue
{
if (self = [super init]) {
_url = url;
_delegateDispatchQueue = queue;
}
return self;
}
- (instancetype)initWithURL:(NSURL *)url
{
return [self initWithURL:url queue:dispatch_get_main_queue()];
}
- (void)send:(id)data
{
[_socket send:data];
}
- (void)start
{
[self stop];
_stopped = NO;
_socket = [[RCTSRWebSocket alloc] initWithURL:_url];
_socket.delegate = self;
[_socket setDelegateDispatchQueue:_delegateDispatchQueue];
[_socket open];
}
- (void)stop
{
_stopped = YES;
_socket.delegate = nil;
[_socket closeWithCode:1000 reason:@"Invalidated"];
_socket = nil;
}
- (void)webSocket:(RCTSRWebSocket *)webSocket didReceiveMessage:(id)message
{
[_delegate reconnectingWebSocket:self didReceiveMessage:message];
}
- (void)reconnect
{
if (_stopped) {
return;
}
__weak RCTSRWebSocket *socket = _socket;
__weak __typeof(self) weakSelf = self;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[weakSelf start];
if (!socket) {
[weakSelf reconnect];
}
});
}
- (void)webSocketDidOpen:(RCTSRWebSocket *)webSocket
{
[_delegate reconnectingWebSocketDidOpen:self];
}
- (void)webSocket:(RCTSRWebSocket *)webSocket didFailWithError:(NSError *)error
{
[_delegate reconnectingWebSocketDidClose:self];
if ([error code] != ECONNREFUSED) {
[self reconnect];
}
}
- (void)webSocket:(RCTSRWebSocket *)webSocket didCloseWithCode:(NSInteger)code reason:(NSString *)reason wasClean:(BOOL)wasClean
{
[_delegate reconnectingWebSocketDidClose:self];
[self reconnect];
}
@end
#endif