Improve valid name text behaviour for custom lists dialogs

Author: Pururun

android/app/src/androidTest/kotlin/net/mullvad/mullvadvpn/compose/screen/SelectLocationScreenTest.kt

@@ -285,15 +285,15 @@ class SelectLocationScreenTest {
             setContentWithTheme {
                 SelectLocationScreen(
                     uiState =
-                    SelectLocationUiState.Content(
-                        customLists = emptyList(),
-                        filteredCustomLists = emptyList(),
-                        countries = DUMMY_RELAY_COUNTRIES,
-                        selectedItem = null,
-                        selectedOwnership = null,
-                        selectedProvidersCount = 0,
-                        searchTerm = ""
-                    ),
+                        SelectLocationUiState.Content(
+                            customLists = emptyList(),
+                            filteredCustomLists = emptyList(),
+                            countries = DUMMY_RELAY_COUNTRIES,
+                            selectedItem = null,
+                            selectedOwnership = null,
+                            selectedProvidersCount = 0,
+                            searchTerm = ""
+                        ),
                     onSelectRelay = mockedOnSelectRelay
                 )
             }

android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/component/Scaffolding.kt

@@ -278,11 +278,6 @@ fun ScaffoldWithSmallTopBar(
                 actions = actions
             )
         },
-        content = {
-            content(
-                Modifier.fillMaxSize()
-                    .padding(it)
-            )
-        }
+        content = { content(Modifier.fillMaxSize().padding(it)) }
     )
 }

android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/dialog/CreateCustomListDialog.kt

@@ -7,6 +7,8 @@ import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.derivedStateOf
+import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
@@ -99,6 +101,7 @@ fun CreateCustomListDialog(
     val focusRequester = remember { FocusRequester() }
     val keyboardController = LocalSoftwareKeyboardController.current
     val name = remember { mutableStateOf("") }
+    val isValidName by remember { derivedStateOf { name.value.isNotBlank() } }
 
     AlertDialog(
         title = {
@@ -115,7 +118,7 @@ fun CreateCustomListDialog(
                         onInputChanged()
                     },
                     onSubmit = {
-                        if (it.isNotBlank()) {
+                        if (isValidName) {
                             createCustomList(it)
                         }
                     },
@@ -152,7 +155,7 @@ fun CreateCustomListDialog(
             PrimaryButton(
                 text = stringResource(id = R.string.create),
                 onClick = { createCustomList(name.value) },
-                isEnabled = name.value.isNotBlank()
+                isEnabled = isValidName
             )
         },
         dismissButton = {

android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/dialog/EditCustomListNameDialog.kt

@@ -7,6 +7,7 @@ import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -79,6 +80,7 @@ fun EditCustomListNameDialog(
     val focusRequester = remember { FocusRequester() }
     val keyboardController = LocalSoftwareKeyboardController.current
     val input = remember { mutableStateOf(uiState.name) }
+    val isValidName by remember { derivedStateOf { input.value.isNotBlank() } }
     AlertDialog(
         title = {
             Text(
@@ -94,7 +96,7 @@ fun EditCustomListNameDialog(
                         onInputChanged()
                     },
                     onSubmit = {
-                        if (it.isNotBlank()) {
+                        if (isValidName) {
                             updateName(it)
                         }
                     },
@@ -141,7 +143,7 @@ fun EditCustomListNameDialog(
             PrimaryButton(
                 text = stringResource(id = R.string.save),
                 onClick = { updateName(input.value) },
-                isEnabled = input.value.isNotBlank()
+                isEnabled = isValidName
             )
         },
         dismissButton = {

android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/util/Effects.kt

@@ -10,9 +10,7 @@ import kotlinx.coroutines.launch
 fun RunOnKeyChange(key: Any, block: suspend CoroutineScope.() -> Unit) {
     val scope = rememberCoroutineScope()
     rememberSaveable(key) {
-        scope.launch {
-            block()
-        }
+        scope.launch { block() }
         key
     }
 }