Created
February 23, 2017 03:44
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Sample implementation of AnalyticsManager. See the blogpost in Medium
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import Foundation | |
final class AnalyticsManager: AnalyticsService { | |
// MARK: - Properties - | |
// The list of services added to this class as observers. | |
internal private(set) var services = [AnalyticsService]() | |
// MARK: - Singleton - | |
static let instance = AnalyticsManager() | |
private init() {} | |
// MARK: - Methods - | |
/** | |
Adds a service as an observer. | |
*/ | |
func add(service: AnalyticsService) { | |
self.services.append(service) | |
} | |
// MARK: - AnalyticsService - | |
func initialize(application: UIApplication, launchOptions: [UIApplicationLaunchOptionsKey: Any]?) { | |
// When AnalyticsManager is instantiated, | |
// it also instantiates each service that | |
// has been added to it. | |
for service in services { | |
service.initialize( | |
application : application, | |
launchOptions : launchOptions | |
) | |
} | |
} | |
func track(event: Event) { | |
// When an event is tracked by AnalyticsManager, | |
// it will notify all the services that has been added to it. | |
for service in services where service.shouldTrack(event: event) { | |
service.track(event: event) | |
} | |
} | |
} |
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