Updated on 2026-08-14

app/src/main/java/com/tangem/tap/ActivityResultCaller.kt

@@ -1,32 +0,0 @@
-package com.tangem.tap
-
-import android.content.Intent
-import android.hardware.biometrics.BiometricManager
-import android.os.Build
-import android.provider.Settings
-import androidx.activity.result.ActivityResultLauncher
-
-interface ActivityResultCaller {
-    val activityResultLauncher: ActivityResultLauncher<Intent>?
-}
-
-internal fun ActivityResultCaller.openSystemBiometrySettings() {
-    val settingsAction = when {
-        Build.VERSION.SDK_INT >= Build.VERSION_CODES.R -> {
-            Settings.ACTION_BIOMETRIC_ENROLL
-        }
-        else -> {
-            Settings.ACTION_SECURITY_SETTINGS
-        }
-    }
-    val intent = Intent(settingsAction).apply {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-            putExtra(
-                Settings.EXTRA_BIOMETRIC_AUTHENTICATORS_ALLOWED,
-                BiometricManager.Authenticators.BIOMETRIC_STRONG,
-            )
-        }
-    }
-
-    activityResultLauncher?.launch(intent)
-}

app/src/main/java/com/tangem/tap/ApplicationEntryPoint.kt

@@ -8,6 +8,7 @@ import com.tangem.common.routing.AppRouter
 import com.tangem.core.analytics.filter.OneTimeEventFilter
 import com.tangem.core.configtoggle.blockchain.ExcludedBlockchainsManager
 import com.tangem.core.configtoggle.feature.FeatureTogglesManager
+import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.navigation.share.ShareManager
 import com.tangem.core.navigation.url.UrlOpener
 import com.tangem.core.ui.clipboard.ClipboardManager
@@ -128,4 +129,6 @@ interface ApplicationEntryPoint {
     fun getAppLogsStore(): AppLogsStore
 
     fun getClipboardManager(): ClipboardManager
+
+    fun getSettingsManager(): SettingsManager
 }

app/src/main/java/com/tangem/tap/ForegroundActivityObserver.kt

@@ -2,17 +2,12 @@ package com.tangem.tap
 
 import android.app.Activity
 import android.app.Application.ActivityLifecycleCallbacks
-import android.content.Intent
 import android.os.Bundle
-import androidx.activity.result.ActivityResultLauncher
-import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import java.util.WeakHashMap
 import kotlin.reflect.KClass
 
-class ForegroundActivityObserver : ActivityResultCaller {
-    override var activityResultLauncher: ActivityResultLauncher<Intent>? = null
-        private set
+class ForegroundActivityObserver {
 
     private val activities = WeakHashMap<KClass<out Activity>, AppCompatActivity>()
 
@@ -26,11 +21,6 @@ class ForegroundActivityObserver : ActivityResultCaller {
 
     internal inner class Callbacks : ActivityLifecycleCallbacks {
         override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
-            activityResultLauncher = (activity as? AppCompatActivity)?.registerForActivityResult(
-                ActivityResultContracts.StartActivityForResult(),
-            ) {
-                /* no-op */
-            }
         }
 
         override fun onActivityResumed(activity: Activity) {
@@ -39,9 +29,6 @@ class ForegroundActivityObserver : ActivityResultCaller {
 
         override fun onActivityDestroyed(activity: Activity) {
             activities.remove(activity::class)
-            if (activities.isEmpty()) {
-                activityResultLauncher = null
-            }
         }
 
         override fun onActivityStarted(activity: Activity) {

app/src/main/java/com/tangem/tap/TangemApplication.kt

@@ -20,6 +20,7 @@ import com.tangem.core.analytics.models.Basic
 import com.tangem.core.analytics.models.Basic.TransactionSent.WalletForm
 import com.tangem.core.configtoggle.blockchain.ExcludedBlockchainsManager
 import com.tangem.core.configtoggle.feature.FeatureTogglesManager
+import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.ui.clipboard.ClipboardManager
 import com.tangem.datasource.api.common.MoshiConverter
 import com.tangem.datasource.api.common.createNetworkLoggingInterceptor
@@ -74,7 +75,6 @@ import com.tangem.tap.domain.walletconnect2.domain.LegacyWalletConnectRepository
 lateinit var store: Store<AppState>
 
 lateinit var foregroundActivityObserver: ForegroundActivityObserver
-lateinit var activityResultCaller: ActivityResultCaller
 internal lateinit var derivationsFinder: DerivationsFinder
 
 abstract class TangemApplication : Application(), ImageLoaderFactory {
@@ -202,6 +202,9 @@ abstract class TangemApplication : Application(), ImageLoaderFactory {
 
     private val clipboardManager: ClipboardManager
         get() = entryPoint.getClipboardManager()
+
+    private val settingsManager: SettingsManager
+        get() = entryPoint.getSettingsManager()
     // endregion
 
     override fun onCreate() {
@@ -231,7 +234,6 @@ abstract class TangemApplication : Application(), ImageLoaderFactory {
         tangemAppLoggerInitializer.initialize()
 
         foregroundActivityObserver = ForegroundActivityObserver()
-        activityResultCaller = foregroundActivityObserver
         registerActivityLifecycleCallbacks(foregroundActivityObserver.callbacks)
 
         // TODO: Try to performance and user experience.
@@ -300,6 +302,7 @@ abstract class TangemApplication : Application(), ImageLoaderFactory {
                     excludedBlockchains = excludedBlockchains,
                     appPreferencesStore = appPreferencesStore,
                     clipboardManager = clipboardManager,
+                    settingsManager = settingsManager,
                 ),
             ),
         )

app/src/main/java/com/tangem/tap/common/settings/IntentSettingsManager.kt

@@ -3,18 +3,46 @@ package com.tangem.tap.common.settings
 import android.content.Context
 import android.content.Intent
 import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
+import android.hardware.biometrics.BiometricManager
 import android.net.Uri
+import android.os.Build
 import android.provider.Settings
 import com.tangem.core.navigation.settings.SettingsManager
 
 internal class IntentSettingsManager(val context: Context) : SettingsManager {
-    override fun openSettings() {
-        val openSettingsIntent = Intent(
+
+    override fun openAppSettings() {
+        val intent = Intent(
             Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
             Uri.fromParts("package", context.packageName, null),
-        ).apply {
-            flags = FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        )
+
+        open(intent = intent)
+    }
+
+    override fun openBiometricSettings() {
+        val settingsAction = when {
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.R -> Settings.ACTION_BIOMETRIC_ENROLL
+            else -> Settings.ACTION_SECURITY_SETTINGS
         }
-        context.startActivity(openSettingsIntent)
+
+        val intent = Intent(settingsAction).apply {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                putExtra(
+                    Settings.EXTRA_BIOMETRIC_AUTHENTICATORS_ALLOWED,
+                    BiometricManager.Authenticators.BIOMETRIC_STRONG,
+                )
+            }
+        }
+
+        open(intent = intent)
+    }
+
+    private fun open(intent: Intent) {
+        context.startActivity(
+            intent.apply {
+                flags = FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+            },
+        )
     }
 }

app/src/main/java/com/tangem/tap/features/details/redux/DetailsMiddleware.kt

@@ -8,7 +8,6 @@ import com.tangem.common.routing.AppRoute
 import com.tangem.core.analytics.Analytics
 import com.tangem.domain.apptheme.model.AppThemeMode
 import com.tangem.domain.models.scan.ScanResponse
-import com.tangem.tap.*
 import com.tangem.tap.common.analytics.events.AnalyticsParam
 import com.tangem.tap.common.analytics.events.Settings
 import com.tangem.tap.common.extensions.dispatchNavigationAction
@@ -18,6 +17,9 @@ import com.tangem.tap.common.redux.AppState
 import com.tangem.tap.common.redux.global.GlobalAction
 import com.tangem.tap.features.demo.DemoHelper
 import com.tangem.tap.proxy.redux.DaggerGraphState
+import com.tangem.tap.scope
+import com.tangem.tap.store
+import com.tangem.tap.tangemSdkManager
 import com.tangem.utils.coroutines.JobHolder
 import com.tangem.utils.coroutines.saveIn
 import kotlinx.coroutines.delay
@@ -112,7 +114,7 @@ class DetailsMiddleware {
 
         private fun enrollBiometrics() {
             Analytics.send(Settings.AppSettings.ButtonEnableBiometricAuthentication)
-            activityResultCaller.openSystemBiometrySettings()
+            store.inject(DaggerGraphState::settingsManager).openBiometricSettings()
         }
 
         private fun changeAppThemeMode(appThemeMode: AppThemeMode) {

app/src/main/java/com/tangem/tap/features/saveWallet/redux/SaveWalletMiddleware.kt

@@ -8,7 +8,6 @@ import com.tangem.core.analytics.Analytics
 import com.tangem.core.analytics.models.event.MainScreenAnalyticsEvent
 import com.tangem.domain.wallets.builder.UserWalletBuilder
 import com.tangem.domain.wallets.models.UserWallet
-import com.tangem.tap.*
 import com.tangem.tap.common.analytics.events.AnalyticsParam
 import com.tangem.tap.common.analytics.events.Onboarding
 import com.tangem.tap.common.extensions.dispatchNavigationAction
@@ -17,7 +16,11 @@ import com.tangem.tap.common.extensions.inject
 import com.tangem.tap.common.extensions.onUserWalletSelected
 import com.tangem.tap.common.redux.AppState
 import com.tangem.tap.features.onboarding.products.wallet.redux.OnboardingWalletAction
+import com.tangem.tap.mainScope
 import com.tangem.tap.proxy.redux.DaggerGraphState
+import com.tangem.tap.scope
+import com.tangem.tap.store
+import com.tangem.tap.tangemSdkManager
 import com.tangem.utils.coroutines.JobHolder
 import com.tangem.utils.coroutines.saveIn
 import kotlinx.coroutines.launch
@@ -97,7 +100,7 @@ internal class SaveWalletMiddleware {
     }
 
     private fun enrollBiometrics() {
-        activityResultCaller.openSystemBiometrySettings()
+        store.inject(DaggerGraphState::settingsManager).openBiometricSettings()
     }
 
     private fun allowToUseBiometrics(state: SaveWalletState) = scope.launch {

app/src/main/java/com/tangem/tap/proxy/redux/DaggerGraphState.kt

@@ -4,6 +4,7 @@ import com.tangem.blockchainsdk.BlockchainSDKFactory
 import com.tangem.blockchainsdk.signer.TransactionSignerFactory
 import com.tangem.blockchainsdk.utils.ExcludedBlockchains
 import com.tangem.common.routing.AppRouter
+import com.tangem.core.navigation.settings.SettingsManager
 import com.tangem.core.navigation.share.ShareManager
 import com.tangem.core.navigation.url.UrlOpener
 import com.tangem.core.ui.clipboard.ClipboardManager
@@ -77,4 +78,5 @@ data class DaggerGraphState(
     val excludedBlockchains: ExcludedBlockchains? = null,
     val appPreferencesStore: AppPreferencesStore? = null,
     val clipboardManager: ClipboardManager? = null,
+    val settingsManager: SettingsManager? = null,
 ) : StateType

core/navigation/src/main/java/com/tangem/core/navigation/settings/DummySettingsManager.kt

@@ -1,5 +1,6 @@
 package com.tangem.core.navigation.settings
 
 class DummySettingsManager : SettingsManager {
-    override fun openSettings() { /* no-op */ }
+    override fun openAppSettings() = Unit
+    override fun openBiometricSettings() = Unit
 }

core/navigation/src/main/java/com/tangem/core/navigation/settings/SettingsManager.kt

@@ -1,5 +1,8 @@
 package com.tangem.core.navigation.settings
 
 interface SettingsManager {
-    fun openSettings()
+
+    fun openAppSettings()
+
+    fun openBiometricSettings()
 }

features/qr-scanning/impl/src/main/java/com/tangem/feature/qrscanning/viewmodel/QrScanningClickIntents.kt

@@ -62,6 +62,6 @@ internal class QrScanningClickIntentsImplementor @Inject constructor(
     }
 
     override fun onSettingsClick() {
-        settingsManager.openSettings()
+        settingsManager.openAppSettings()
     }
 }