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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| import Foundation | ||
|
|
||
| public class UserInteractionEvent: BaseEvent { | ||
| convenience init( | ||
| viewController: String? = nil, | ||
| title: String? = nil, | ||
| accessibilityLabel: String? = nil, | ||
| action: String, | ||
| targetViewClass: String, | ||
| targetText: String? = nil, | ||
| hierarchy: String | ||
| ) { | ||
| self.init(eventType: Constants.AMP_USER_INTERACTION_EVENT, eventProperties: [ | ||
| Constants.AMP_APP_VIEW_CONTROLLER: viewController, | ||
| Constants.AMP_APP_TITLE: title, | ||
| Constants.AMP_APP_TARGET_ACCESSIBILITY_LABEL: accessibilityLabel, | ||
| Constants.AMP_APP_ACTION: action, | ||
| Constants.AMP_APP_TARGET_VIEW_CLASS: targetViewClass, | ||
| Constants.AMP_APP_TARGET_TEXT: targetText, | ||
| Constants.AMP_APP_HIERARCHY: hierarchy | ||
| ]) | ||
| } | ||
| } |
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172 changes: 172 additions & 0 deletions
172
Sources/Amplitude/Plugins/iOS/UIKitUserInteractions.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,172 @@ | ||
| #if os(iOS) || os(tvOS) || targetEnvironment(macCatalyst) | ||
| import UIKit | ||
|
|
||
| class UIKitUserInteractions { | ||
| fileprivate static let amplitudeInstances = NSHashTable<Amplitude>.weakObjects() | ||
|
|
||
| private static let lock = NSLock() | ||
|
|
||
| private static let initializeSwizzle: () = { | ||
| swizzleSendAction() | ||
| }() | ||
|
|
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| private static let initializeNotificationListeners: () = { | ||
| NotificationCenter.default.addObserver(UIKitUserInteractions.self, selector: #selector(UIKitUserInteractions.amp_textFieldDidBeginEditing), name: UITextField.textDidBeginEditingNotification, object: nil) | ||
| NotificationCenter.default.addObserver(UIKitUserInteractions.self, selector: #selector(UIKitUserInteractions.amp_textFieldDidEndEditing), name: UITextField.textDidEndEditingNotification, object: nil) | ||
| }() | ||
|
|
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| static func register(_ amplitude: Amplitude) { | ||
| lock.withLock { | ||
| amplitudeInstances.add(amplitude) | ||
| } | ||
| initializeSwizzle | ||
| initializeNotificationListeners | ||
| } | ||
|
|
||
| private static func swizzleSendAction() { | ||
| let applicationClass = UIApplication.self | ||
|
|
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| let originalSelector = #selector(UIApplication.sendAction) | ||
| let swizzledSelector = #selector(UIApplication.amp_sendAction) | ||
|
|
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| guard | ||
| let originalMethod = class_getInstanceMethod(applicationClass, originalSelector), | ||
| let swizzledMethod = class_getInstanceMethod(applicationClass, swizzledSelector) | ||
| else { return } | ||
|
|
||
| let originalImp = method_getImplementation(originalMethod) | ||
| let swizzledImp = method_getImplementation(swizzledMethod) | ||
|
|
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| class_replaceMethod(applicationClass, | ||
| swizzledSelector, | ||
| originalImp, | ||
| method_getTypeEncoding(originalMethod)) | ||
| class_replaceMethod(applicationClass, | ||
| originalSelector, | ||
| swizzledImp, | ||
| method_getTypeEncoding(swizzledMethod)) | ||
| } | ||
|
|
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| @objc static func amp_textFieldDidBeginEditing(_ notification: NSNotification) { | ||
| guard let textField = notification.object as? UITextField else { return } | ||
| let userInteractionEvent = textField.eventFromData(with: "didBeginEditing") | ||
| amplitudeInstances.allObjects.forEach { | ||
| $0.track(event: userInteractionEvent) | ||
| } | ||
| } | ||
|
|
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| @objc static func amp_textFieldDidEndEditing(_ notification: NSNotification) { | ||
| guard let textField = notification.object as? UITextField else { return } | ||
| let userInteractionEvent = textField.eventFromData(with: "didEndEditing") | ||
| amplitudeInstances.allObjects.forEach { | ||
| $0.track(event: userInteractionEvent) | ||
| } | ||
| } | ||
| } | ||
|
|
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| extension UIApplication { | ||
| @objc func amp_sendAction(_ action: Selector, to target: Any?, from sender: Any?, for event: UIEvent?) -> Bool { | ||
| let sendActionResult = amp_sendAction(action, to: target, from: sender, for: event) | ||
|
|
||
| guard | ||
| sendActionResult, | ||
| let view = sender as? UIView, | ||
| view.amp_shouldTrack(action, for: event) | ||
| else { return sendActionResult } | ||
|
|
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| let userInteractionEvent = view.eventFromData(with: NSStringFromSelector(action).components(separatedBy: ":").first ?? "") | ||
|
|
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| UIKitUserInteractions.amplitudeInstances.allObjects.forEach { | ||
| $0.track(event: userInteractionEvent) | ||
| } | ||
|
|
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| return sendActionResult | ||
| } | ||
| } | ||
|
|
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| extension UIView { | ||
| private static let viewHierarchyDelimiter = " -> " | ||
|
|
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| struct ViewData { | ||
| let viewController: String? | ||
| let title: String? | ||
| let accessibilityLabel: String? | ||
| let action: String | ||
| let targetViewClass: String | ||
| let targetText: String? | ||
| let hierarchy: String | ||
| } | ||
|
|
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| func eventFromData(with action: String) -> UserInteractionEvent { | ||
| let viewData = extractData(with: action) | ||
| return UserInteractionEvent( | ||
| viewController: viewData.viewController, | ||
| title: viewData.title, | ||
| accessibilityLabel: viewData.accessibilityLabel, | ||
| action: viewData.action, | ||
| targetViewClass: viewData.targetViewClass, | ||
| targetText: viewData.targetText, | ||
| hierarchy: viewData.hierarchy) | ||
| } | ||
|
|
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| func extractData(with action: String) -> ViewData { | ||
| let viewController = owningViewController | ||
| return ViewData( | ||
| viewController: viewController?.descriptiveTypeName, | ||
| title: viewController?.title, | ||
| accessibilityLabel: accessibilityLabel, | ||
| action: action, | ||
| targetViewClass: descriptiveTypeName, | ||
| targetText: amp_title, | ||
| hierarchy: sequence(first: self, next: \.superview) | ||
| .map { $0.descriptiveTypeName } | ||
| .joined(separator: UIView.viewHierarchyDelimiter)) | ||
| } | ||
| } | ||
|
|
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| extension UIResponder { | ||
| var descriptiveTypeName: String { | ||
| String(describing: type(of: self)) | ||
| } | ||
|
|
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| var owningViewController: UIViewController? { | ||
| return self as? UIViewController ?? next?.owningViewController | ||
| } | ||
| } | ||
|
|
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| protocol ActionTrackable { | ||
| var amp_title: String? { get } | ||
| func amp_shouldTrack(_ action: Selector, for event: UIEvent?) -> Bool | ||
| } | ||
|
|
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| extension UIView: ActionTrackable { | ||
| @objc var amp_title: String? { nil } | ||
| @objc func amp_shouldTrack(_ action: Selector, for event: UIEvent?) -> Bool { true } | ||
| } | ||
|
|
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| extension UIButton { | ||
| override var amp_title: String? { currentTitle } | ||
| } | ||
|
|
||
| extension UISegmentedControl { | ||
| override var amp_title: String? { titleForSegment(at: selectedSegmentIndex) } | ||
| } | ||
|
|
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| extension UITextField { | ||
| override func amp_shouldTrack(_ action: Selector, for event: UIEvent?) -> Bool { false } | ||
| } | ||
|
|
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| #if !os(tvOS) | ||
| extension UISlider { | ||
| override func amp_shouldTrack(_ action: Selector, for event: UIEvent?) -> Bool { | ||
| event?.allTouches?.contains { $0.phase == .ended && $0.view === self } ?? false | ||
| } | ||
| } | ||
|
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| @available(iOS 14.0, *) | ||
| extension UIColorWell { | ||
| override var amp_title: String? { title } | ||
| } | ||
| #endif | ||
|
|
||
| #endif |
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