manager: fix clipboard toast

manager/app/src/main/java/me/weishu/kernelsu/ui/screen/Template.kt

@@ -48,6 +48,7 @@ import com.ramcosta.composedestinations.annotation.Destination
 import com.ramcosta.composedestinations.navigation.DestinationsNavigator
 import com.ramcosta.composedestinations.result.ResultRecipient
 import com.ramcosta.composedestinations.result.getOr
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import me.weishu.kernelsu.R
 import me.weishu.kernelsu.ui.screen.destinations.TemplateEditorScreenDestination
@@ -86,21 +87,28 @@ fun AppProfileTemplateScreen(
             val clipboardManager = LocalClipboardManager.current
             val context = LocalContext.current
             val showToast = fun(msg: String) {
+                scope.launch(Dispatchers.Main) {
                     Toast.makeText(context, msg, Toast.LENGTH_SHORT).show()
                 }
+            }
             TopBar(onBack = { navigator.popBackStack() },
                 onSync = {
                     scope.launch { viewModel.fetchTemplates(true) }
                 },
                 onImport = {
                     clipboardManager.getText()?.text?.let {
-                        scope.launch {
-                            viewModel.importTemplates(it, {
-                                showToast(context.getString(R.string.app_profile_template_import_success))
-                                scope.launch {
-                                    viewModel.fetchTemplates(false)
+                        if (it.isEmpty()) {
+                            showToast(context.getString(R.string.app_profile_template_import_empty))
+                            return@let
                         }
-                            }, showToast)
+                        scope.launch {
+                            viewModel.importTemplates(
+                                it, {
+                                    showToast(context.getString(R.string.app_profile_template_import_success))
+                                    viewModel.fetchTemplates(false)
+                                },
+                                showToast
+                            )
                         }
                     }
                 },

manager/app/src/main/java/me/weishu/kernelsu/ui/viewmodel/TemplateViewModel.kt

@@ -88,8 +88,8 @@ class TemplateViewModel : ViewModel() {
 
     suspend fun importTemplates(
         templates: String,
-        onSuccess: () -> Unit,
-        onFailure: (String) -> Unit
+        onSuccess: suspend () -> Unit,
+        onFailure: suspend (String) -> Unit
     ) {
         withContext(Dispatchers.IO) {
             runCatching {
@@ -208,9 +208,9 @@ private fun getLocaleString(json: JSONObject, key: String): String {
     val fallback = json.getString(key)
     val locale = Locale.getDefault()
     val localeKey = "${locale.language}_${locale.country}"
-    json.optJSONObject("locales")?.let { locale ->
-        locale.optJSONObject(localeKey)?.let {
-            return it.optString(key, fallback)
+    json.optJSONObject("locales")?.let {
+        it.optJSONObject(localeKey)?.let { json->
+            return json.optString(key, fallback)
         }
     }
     return fallback

manager/app/src/main/res/values-zh-rCN/strings.xml

@@ -100,4 +100,5 @@
     <string name="app_profile_template_import_success">导入成功！</string>
     <string name="app_profile_template_sync">同步在线规则</string>
     <string name="app_profile_template_save_failed">模版保存失败！</string>
+    <string name="app_profile_template_import_empty">剪切板为空！</string>
 </resources>

manager/app/src/main/res/values/strings.xml

@@ -102,4 +102,5 @@
     <string name="app_profile_template_import_success">Imported successfully</string>
     <string name="app_profile_template_sync">Sync online templates</string>
     <string name="app_profile_template_save_failed">Failed to save template</string>
+    <string name="app_profile_template_import_empty">Clipboard is empty!</string>
 </resources>