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#import "MGLNetworkConfiguration_Private.h"
NSString * const kMGLDownloadPerformanceEvent = @"mobile.performance_trace";
static NSString * const MGLStartTime = @"start_time";
static NSString * const MGLResourceType = @"resource_type";
@interface MGLNetworkConfiguration ()
@property (strong) NSURLSessionConfiguration *sessionConfig;
@property (nonatomic, strong) NSMutableDictionary<NSString *, NSDictionary*> *events;
@property (nonatomic, weak, nullable) id<MGLNetworkEventDelegate> delegate;
@end
@implementation MGLNetworkConfiguration
+ (instancetype)sharedManager {
static dispatch_once_t onceToken;
static MGLNetworkConfiguration *_sharedManager;
dispatch_once(&onceToken, ^{
_sharedManager = [[self alloc] init];
_sharedManager.sessionConfiguration = nil;
_sharedManager.events = [NSMutableDictionary dictionary];
});
return _sharedManager;
}
- (void)setSessionConfiguration:(NSURLSessionConfiguration *)sessionConfiguration {
@synchronized (self) {
if (sessionConfiguration == nil) {
_sessionConfig = [self defaultSessionConfiguration];
} else {
_sessionConfig = sessionConfiguration;
}
}
}
- (NSURLSessionConfiguration *)sessionConfiguration {
NSURLSessionConfiguration *sessionConfig = nil;
@synchronized (self) {
sessionConfig = _sessionConfig;
}
return sessionConfig;
}
- (NSURLSessionConfiguration *)defaultSessionConfiguration {
NSURLSessionConfiguration* sessionConfiguration = [NSURLSessionConfiguration defaultSessionConfiguration];
sessionConfiguration.timeoutIntervalForResource = 30;
sessionConfiguration.HTTPMaximumConnectionsPerHost = 8;
sessionConfiguration.requestCachePolicy = NSURLRequestReloadIgnoringLocalCacheData;
sessionConfiguration.URLCache = nil;
return sessionConfiguration;
}
- (void)startDownloadEvent:(NSString *)urlString type:(NSString *)resourceType {
if (urlString && ![self.events objectForKey:urlString]) {
[self.events setObject:@{ MGLStartTime: [NSDate date], MGLResourceType: resourceType } forKey:urlString];
}
}
- (void)stopDownloadEvent:(NSString *)urlString {
if (urlString && [self.events objectForKey:urlString]) {
if ([self.delegate respondsToSelector:@selector(networkConfiguration:didReceiveNetworkEvent:)])
{
NSDictionary *parameters = [self.events objectForKey:urlString];
NSDate *startDate = [parameters objectForKey:MGLStartTime];
NSDate *endDate = [NSDate date];
NSTimeInterval elapsedTime = [endDate timeIntervalSinceDate:startDate];
NSDateFormatter* iso8601Formatter = [[NSDateFormatter alloc] init];
iso8601Formatter.dateFormat = @"yyyy-MM-dd'T'HH:mm:ssZ";
NSDictionary *eventAttributes = @{
@"event" : kMGLDownloadPerformanceEvent,
@"created" : [iso8601Formatter stringFromDate:[NSDate date]],
@"sessionId" : [NSUUID UUID].UUIDString,
@"counters" : @[ @{ @"name" : @"elapsed_time" }, @{ @"value" : @(elapsedTime) } ],
@"attributes" : @[ @{ @"name" : @"resource" }, @{ @"value" : urlString }, ]
};
[self.delegate networkConfiguration:self didReceiveNetworkEvent:eventAttributes];
}
[self.events removeObjectForKey:urlString];
}
}
- (void)cancelDownloadEvent:(NSString *)urlString {
if (urlString && [self.events objectForKey:urlString]) {
[self.events removeObjectForKey:urlString];
}
}
@end
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