block app start if appLaunchedInForeground is not set. (#2291)

* block app start if appLaunchedInForeground is not set.

* add changelog entry

* call public method

* fix deprecated toUpperCase to uppercase

* Update flutter/android/src/main/kotlin/io/sentry/flutter/SentryFlutterPlugin.kt

Co-authored-by: Giancarlo Buenaflor <[email protected]>

* add 60 second timeout for app starts for android native

* fix missing time imports

* rearrange line

* add comma

---------

Co-authored-by: Giancarlo Buenaflor <[email protected]>

Author: martinhaintz

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Features
+
+- Blocking app starts if "appLaunchedInForeground" is false. (Android only) ([#2291](https://github.com/getsentry/sentry-dart/pull/2291)
+
 ### Enhancements
 
 - Improve app start integration ([#2266](https://github.com/getsentry/sentry-dart/pull/2266))

flutter/android/src/main/kotlin/io/sentry/flutter/SentryFlutter.kt

@@ -65,7 +65,7 @@ class SentryFlutter(
     }
     data.getIfNotNull<String>("diagnosticLevel") {
       if (options.isDebug) {
-        val sentryLevel = SentryLevel.valueOf(it.toUpperCase(Locale.ROOT))
+        val sentryLevel = SentryLevel.valueOf(it.uppercase(Locale.ROOT))
         options.setDiagnosticLevel(sentryLevel)
       }
     }

flutter/android/src/main/kotlin/io/sentry/flutter/SentryFlutterPlugin.kt

@@ -34,6 +34,8 @@ import io.sentry.protocol.User
 import io.sentry.transport.CurrentDateProvider
 import java.io.File
 import java.lang.ref.WeakReference
+import kotlin.time.DurationUnit
+import kotlin.time.toDuration
 
 class SentryFlutterPlugin : FlutterPlugin, MethodCallHandler, ActivityAware {
   private lateinit var channel: MethodChannel
@@ -171,6 +173,16 @@ class SentryFlutterPlugin : FlutterPlugin, MethodCallHandler, ActivityAware {
 
     val appStartMetrics = AppStartMetrics.getInstance()
 
+    if (!appStartMetrics.isAppLaunchedInForeground ||
+      appStartMetrics.appStartTimeSpan.durationMs > 1.toDuration(DurationUnit.MINUTES).inWholeMilliseconds
+    ) {
+      Log.w(
+        "Sentry",
+        "Invalid app start data: app not launched in foreground or app start took too long (>60s)",
+      )
+      result.success(null)
+    }
+
     val appStartTimeSpan = appStartMetrics.appStartTimeSpan
     val appStartTime = appStartTimeSpan.startTimestamp
     val isColdStart = appStartMetrics.appStartType == AppStartMetrics.AppStartType.COLD