Add flag for qr code login.

vector-app/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt

@@ -90,6 +90,11 @@ class DebugFeaturesStateFactory @Inject constructor(
                                 key = DebugFeatureKeys.newDeviceManagementEnabled,
                                 factory = VectorFeatures::isNewDeviceManagementEnabled
                         ),
+                        createBooleanFeature(
+                                label = "Enable QR Code Login",
+                                key = DebugFeatureKeys.qrCodeLoginEnabled,
+                                factory = VectorFeatures::isQrCodeLoginEnabled
+                        ),
                 )
         )
     }

vector-app/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt

@@ -79,6 +79,9 @@ class DebugVectorFeatures(
     override fun isNewDeviceManagementEnabled(): Boolean = read(DebugFeatureKeys.newDeviceManagementEnabled)
             ?: vectorFeatures.isNewDeviceManagementEnabled()
 
+    override fun isQrCodeLoginEnabled() = read(DebugFeatureKeys.qrCodeLoginEnabled)
+            ?: vectorFeatures.isQrCodeLoginEnabled()
+
     fun <T> override(value: T?, key: Preferences.Key<T>) = updatePreferences {
         if (value == null) {
             it.remove(key)
@@ -140,4 +143,5 @@ object DebugFeatureKeys {
     val startDmOnFirstMsg = booleanPreferencesKey("start-dm-on-first-msg")
     val newAppLayoutEnabled = booleanPreferencesKey("new-app-layout-enabled")
     val newDeviceManagementEnabled = booleanPreferencesKey("new-device-management-enabled")
+    val qrCodeLoginEnabled = booleanPreferencesKey("qr-code-login-enabled")
 }

vector/src/main/java/im/vector/app/features/VectorFeatures.kt

@@ -41,6 +41,7 @@ interface VectorFeatures {
      */
     fun isNewAppLayoutFeatureEnabled(): Boolean
     fun isNewDeviceManagementEnabled(): Boolean
+    fun isQrCodeLoginEnabled(): Boolean
 }
 
 class DefaultVectorFeatures : VectorFeatures {
@@ -57,4 +58,5 @@ class DefaultVectorFeatures : VectorFeatures {
     override fun forceUsageOfOpusEncoder(): Boolean = false
     override fun isNewAppLayoutFeatureEnabled(): Boolean = true
     override fun isNewDeviceManagementEnabled(): Boolean = false
+    override fun isQrCodeLoginEnabled(): Boolean = false
 }

vector/src/main/java/im/vector/app/features/onboarding/ftueauth/FtueAuthCombinedLoginFragment.kt

@@ -36,6 +36,7 @@ import im.vector.app.core.extensions.setOnFocusLostListener
 import im.vector.app.core.extensions.setOnImeDoneListener
 import im.vector.app.core.extensions.toReducedUrl
 import im.vector.app.databinding.FragmentFtueCombinedLoginBinding
+import im.vector.app.features.VectorFeatures
 import im.vector.app.features.login.LoginMode
 import im.vector.app.features.login.SSORedirectRouterActivity
 import im.vector.app.features.login.SocialLoginButtonsView
@@ -57,6 +58,7 @@ class FtueAuthCombinedLoginFragment :
 
     @Inject lateinit var loginFieldsValidation: LoginFieldsValidation
     @Inject lateinit var loginErrorParser: LoginErrorParser
+    @Inject lateinit var vectorFeatures: VectorFeatures
 
     override fun getBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentFtueCombinedLoginBinding {
         return FragmentFtueCombinedLoginBinding.inflate(inflater, container, false)
@@ -72,15 +74,19 @@ class FtueAuthCombinedLoginFragment :
             viewModel.handle(OnboardingAction.UserNameEnteredAction.Login(views.loginInput.content()))
         }
         views.loginForgotPassword.debouncedClicks { viewModel.handle(OnboardingAction.PostViewEvent(OnboardingViewEvents.OnForgetPasswordClicked)) }
-        views.loginWithQrCode.debouncedClicks {
+        if (vectorFeatures.isQrCodeLoginEnabled()) {
-            navigator
+            views.loginWithQrCode.debouncedClicks {
-                    .openLoginWithQrCode(
+                navigator
-                            requireActivity(),
+                        .openLoginWithQrCode(
-                            QrCodeLoginArgs(
+                                requireActivity(),
-                                    loginType = QrCodeLoginType.LOGIN,
+                                QrCodeLoginArgs(
-                                    showQrCodeByDefault = false,
+                                        loginType = QrCodeLoginType.LOGIN,
-                            )
+                                        showQrCodeByDefault = false,
-                    )
+                                )
+                        )
+            }
+        } else {
+            views.loginWithQrCode.isVisible = false
         }
     }
 

vector/src/main/java/im/vector/app/features/settings/devices/v2/VectorSettingsDevicesFragment.kt

@@ -35,6 +35,7 @@ import im.vector.app.core.platform.VectorBaseFragment
 import im.vector.app.core.resources.ColorProvider
 import im.vector.app.core.resources.DrawableProvider
 import im.vector.app.databinding.FragmentSettingsDevicesBinding
+import im.vector.app.features.VectorFeatures
 import im.vector.app.features.crypto.recover.SetupMode
 import im.vector.app.features.crypto.verification.VerificationBottomSheet
 import im.vector.app.features.login.qr.QrCodeLoginArgs
@@ -64,6 +65,8 @@ class VectorSettingsDevicesFragment :
 
     @Inject lateinit var colorProvider: ColorProvider
 
+    @Inject lateinit var vectorFeatures: VectorFeatures
+
     private val viewModel: DevicesViewModel by fragmentViewModel()
 
     override fun getBinding(inflater: LayoutInflater, container: ViewGroup?): FragmentSettingsDevicesBinding {
@@ -154,6 +157,17 @@ class VectorSettingsDevicesFragment :
     }
 
     private fun initQrLoginView() {
+        if (!vectorFeatures.isQrCodeLoginEnabled()) {
+            views.deviceListHeaderSignInWithQrCode.isVisible = false
+            views.deviceListHeaderScanQrCodeButton.isVisible = false
+            views.deviceListHeaderShowQrCodeButton.isVisible = false
+            return
+        }
+
+        views.deviceListHeaderSignInWithQrCode.isVisible = true
+        views.deviceListHeaderScanQrCodeButton.isVisible = true
+        views.deviceListHeaderShowQrCodeButton.isVisible = true
+
         views.deviceListHeaderScanQrCodeButton.debouncedClicks {
             navigator
                     .openLoginWithQrCode(