feat: add screen view event after session start (#53)

Co-authored-by: xiaoweii <xiaoweii@amazom.com>

Author: zhu-xiaowei

IntegrationTest/devicefarm/logcat_test.py

@@ -66,11 +66,9 @@ def test_first_screen_view(self, path):
         if screen_view_event['event_json'].get('attributes')['_entrances'] == 0:
             screen_view_event = sorted_screen_view_events[1]
         assert screen_view_event['event_json'].get('attributes')['_entrances'] == 1
-        assert '_screen_id' in screen_view_event['event_json'].get('attributes')
         assert '_screen_name' in screen_view_event['event_json'].get('attributes')
         assert '_screen_unique_id' in screen_view_event['event_json'].get('attributes')
 
-        assert '_session_id' in screen_view_event['event_json'].get('attributes')
         assert '_session_start_timestamp' in screen_view_event['event_json'].get('attributes')
         assert '_session_duration' in screen_view_event['event_json'].get('attributes')
         assert '_session_number' in screen_view_event['event_json'].get('attributes')
@@ -85,11 +83,9 @@ def test_last_screen_view(self, path):
             (event for event in reversed(self.recorded_events) if '_screen_view' in event.get('event_name', '')),
             None)
         assert screen_view_event['event_json'].get('attributes')['_entrances'] == 0
-        assert '_screen_id' in screen_view_event['event_json'].get('attributes')
         assert '_screen_name' in screen_view_event['event_json'].get('attributes')
         assert '_screen_unique_id' in screen_view_event['event_json'].get('attributes')
 
-        assert '_previous_screen_id' in screen_view_event['event_json'].get('attributes')
         assert '_previous_screen_name' in screen_view_event['event_json'].get('attributes')
         assert '_previous_screen_unique_id' in screen_view_event['event_json'].get('attributes')
         assert '_previous_timestamp' in screen_view_event['event_json'].get('attributes')

Sources/Clickstream/Dependency/Clickstream/AutoRecord/AutoRecordEventClient.swift

@@ -76,6 +76,19 @@ class AutoRecordEventClient {
         }
     }
 
+    func recordScreenViewAfterSessionStart() {
+        if lastScreenName != nil {
+            let currentScreenName = lastScreenName!
+            let currentScreenUniqueId = lastScreenUniqueId ?? ""
+            let currentScreenId = lastScreenPath ?? ""
+            lastScreenName = nil
+            lastScreenUniqueId = nil
+            lastScreenPath = nil
+            onViewDidAppear(screenName: currentScreenName, screenPath: currentScreenId,
+                            screenHashValue: currentScreenUniqueId)
+        }
+    }
+
     func recordScreenViewEvent(_ event: ClickstreamEvent, _ screenName: String,
                                _ screenPath: String?, _ screenUniqueId: String?)
     {

Sources/Clickstream/Dependency/Clickstream/Session/SessionClient.swift

@@ -44,6 +44,7 @@ class SessionClient: SessionClientBehaviour {
         if session!.isNewSession {
             autoRecordClient.recordSessionStartEvent()
             autoRecordClient.setIsEntrances()
+            autoRecordClient.recordScreenViewAfterSessionStart()
         }
     }
 

Tests/ClickstreamTests/Clickstream/SessionClientTests.swift

@@ -186,6 +186,36 @@ class SessionClientTests: XCTestCase {
         XCTAssertFalse(appStartEvent.attributes[Event.ReservedAttribute.IS_FIRST_TIME] as! Bool)
     }
 
+    func testReopenAppAfterSessionTimeoutWillRecordScreenView() {
+        clickstream.configuration.sessionTimeoutDuration = 0
+        activityTracker.callback?(.runningInForeground)
+        let viewController = MockViewControllerA()
+        let window = UIWindow(frame: UIScreen.main.bounds)
+        window.rootViewController = viewController
+        window.makeKeyAndVisible()
+        activityTracker.callback?(.runningInBackground)
+        activityTracker.callback?(.runningInForeground)
+        Thread.sleep(forTimeInterval: 0.1)
+        let events = eventRecorder.savedEvents
+        XCTAssertEqual(8, events.count)
+        XCTAssertEqual(Event.PresetEvent.FIRST_OPEN, events[0].eventType)
+        XCTAssertEqual(Event.PresetEvent.APP_START, events[1].eventType)
+        XCTAssertEqual(Event.PresetEvent.SESSION_START, events[2].eventType)
+        XCTAssertEqual(Event.PresetEvent.SCREEN_VIEW, events[3].eventType)
+        XCTAssertEqual(Event.PresetEvent.APP_END, events[4].eventType)
+        XCTAssertEqual(Event.PresetEvent.APP_START, events[5].eventType)
+        XCTAssertEqual(Event.PresetEvent.SESSION_START, events[6].eventType)
+
+        XCTAssertEqual(Event.PresetEvent.SCREEN_VIEW, events[7].eventType)
+        XCTAssertNotNil(events[7].attributes[Event.ReservedAttribute.SCREEN_NAME])
+        XCTAssertNotNil(events[7].attributes[Event.ReservedAttribute.SCREEN_ID])
+        XCTAssertNotNil(events[7].attributes[Event.ReservedAttribute.SCREEN_UNIQUEID])
+        XCTAssertNil(events[7].attributes[Event.ReservedAttribute.PREVIOUS_SCREEN_NAME])
+        XCTAssertNil(events[7].attributes[Event.ReservedAttribute.PREVIOUS_SCREEN_ID])
+        XCTAssertNil(events[7].attributes[Event.ReservedAttribute.PREVIOUS_SCREEN_UNIQUEID])
+        XCTAssertEqual(1, events[7].attributes[Event.ReservedAttribute.ENTRANCES] as! Int)
+    }
+
     func testLastScreenStartTimeStampUpdatedAfterReturnToForeground() {
         activityTracker.callback?(.runningInForeground)
         let viewController = MockViewControllerA()