handling server urls as texturis to avoid auto spacing and applying errors to the input field error section

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

@@ -21,6 +21,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.view.inputmethod.EditorInfo
+import androidx.lifecycle.lifecycleScope
 import im.vector.app.R
 import im.vector.app.core.extensions.content
 import im.vector.app.core.extensions.editText
@@ -33,6 +34,11 @@ import im.vector.app.databinding.FragmentFtueServerSelectionCombinedBinding
 import im.vector.app.features.onboarding.OnboardingAction
 import im.vector.app.features.onboarding.OnboardingViewEvents
 import im.vector.app.features.onboarding.OnboardingViewState
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+import org.matrix.android.sdk.api.failure.Failure
+import reactivecircus.flowbinding.android.widget.textChanges
+import java.net.UnknownHostException
 import javax.inject.Inject
 
 class FtueAuthCombinedServerSelectionFragment @Inject constructor() : AbstractFtueAuthFragment<FragmentFtueServerSelectionCombinedBinding>() {
@@ -61,6 +67,9 @@ class FtueAuthCombinedServerSelectionFragment @Inject constructor() : AbstractFt
         }
         views.chooseServerGetInTouch.debouncedClicks { openUrlInExternalBrowser(requireContext(), getString(R.string.ftue_ems_url)) }
         views.chooseServerSubmit.debouncedClicks { updateServerUrl() }
+        views.chooseServerInput.editText().textChanges()
+                .onEach { views.chooseServerInput.error = null }
+                .launchIn(lifecycleScope)
     }
 
     private fun updateServerUrl() {
@@ -78,5 +87,14 @@ class FtueAuthCombinedServerSelectionFragment @Inject constructor() : AbstractFt
         }
     }
 
+    override fun onError(throwable: Throwable) {
+        views.chooseServerInput.error = if (throwable is Failure.NetworkConnection &&
+                throwable.ioException is UnknownHostException) {
+            getString(R.string.login_error_homeserver_not_found)
+        } else {
+            errorFormatter.toHumanReadable(throwable)
+        }
+    }
+
     private fun String.toReducedUrlKeepingSchemaIfInsecure() = toReducedUrl(keepSchema = this.startsWith("http://"))
 }

vector/src/main/res/layout/fragment_ftue_server_selection_combined.xml

@@ -106,7 +106,7 @@
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:imeOptions="actionDone"
-                android:inputType="text"
+                android:inputType="textUri"
                 android:maxLines="1" />
 
         </com.google.android.material.textfield.TextInputLayout>