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feat: Lifecycle hooks during startup #2056

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feat: Lifecycle hooks during startup #2056

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897c582
hook into lifecycles
bitsandfoxes Mar 5, 2025
8a4a1c9
.
bitsandfoxes Mar 5, 2025
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54 changes: 54 additions & 0 deletions package-dev/Runtime/SentryInitialization.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
#endif

using System;
using JetBrains.Annotations;
using Sentry.Extensibility;
#if UNITY_2020_3_OR_NEWER
using System.Buffers;
Expand Down Expand Up @@ -60,6 +61,9 @@ public static void Init()
var options = ScriptableSentryUnityOptions.LoadSentryUnityOptions(unityInfo);
if (options != null && options.ShouldInitializeSdk())
{
// Register LifeCycle Callbacks so the SDK is aware of the app losing focus during startup
RegisterAndroidCallbacks(options.DiagnosticLogger);

// Certain integrations require access to preprocessor directives so we provide them as `.cs` and
// compile them with the game instead of precompiling them with the rest of the SDK.
// i.e. SceneManagerAPI requires UNITY_2020_3_OR_NEWER
Expand All @@ -81,6 +85,56 @@ public static void Init()
}
}

private static void RegisterAndroidCallbacks([CanBeNull] IDiagnosticLogger logger)
{
#if UNITY_ANDROID && !UNITY_EDITOR
logger?.LogError("Registering Android LifeCycleCallbacks.");

try
{
using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
using var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
using var application = activity.Call<AndroidJavaObject>("getApplication");
AndroidJavaProxy lifecycleCallbacks = new AndroidLifecycleCallbacks(logger);

application.Call("registerActivityLifecycleCallbacks", lifecycleCallbacks);
}
catch (Exception ex)
{
logger?.LogError("Failed to register Android LifeCycleCallbacks.");
}
#endif
}

private class AndroidLifecycleCallbacks : AndroidJavaProxy
{
[CanBeNull] private IDiagnosticLogger _logger;

public AndroidLifecycleCallbacks([CanBeNull] IDiagnosticLogger logger) : base(
"android.app.Application$ActivityLifecycleCallbacks")
{
_logger = logger;
}

// App going to background
public void onActivityPaused(AndroidJavaObject activity)
{
_logger?.LogInfo("Application move to background. Pausing session.");
}

// App coming to foreground
public void onActivityResumed(AndroidJavaObject activity)
{
_logger?.LogInfo("Application move to foreground. Resuming session.");
}

public void onActivityCreated(AndroidJavaObject activity, AndroidJavaObject savedInstanceState) { }
public void onActivityStarted(AndroidJavaObject activity) { }
public void onActivityStopped(AndroidJavaObject activity) { }
public void onActivitySaveInstanceState(AndroidJavaObject activity, AndroidJavaObject outState) { }
public void onActivityDestroyed(AndroidJavaObject activity) { }
}

private static void SetupNativeSdk(SentryUnityOptions options, SentryUnityInfo unityInfo)
{
try
Expand Down
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