translate fix

app/Filament/Resources/ProjectResource.php

 use App\Models\Project;
 use App\Models\Region;
 use App\Service\DeepLService;
+use Filament\Actions\Action;
 use Filament\Forms\Components\DatePicker;
 use Filament\Forms\Components\FileUpload;
 use Filament\Forms\Components\Group;
                                 Textarea::make('content')->label('內文')->columnSpanFull(),
                             ])
                                 ->locales(['zh_TW', 'en'])
-                                ->actions(fn($arguments) => $arguments['locale'] === 'zh_TW' ? [] : [
-                                    app(DeepLService::class)->createTranslationAction('spaceInfos', ['title', 'content'])
+                                ->actions([
+                                    Action::make('translateSpaceInfos')
+                                        ->label('翻譯')
+                                        ->visible(fn ($arguments) => $arguments['locale'] != 'zh_TW')
+                                        ->action(function ($set, $get, $arguments) {
+                                            $locale = $arguments['locale'] ?? null;
+                                            if (!$locale) {
+                                                return;
+                                            }
+
+                                            $deepLService = app(DeepLService::class);
+
+                                            foreach(['title', 'content'] as $fieldName) {
+                                                $sourceText = $get("{$fieldName}.zh_TW");
+                                                if (!empty($sourceText)) {
+                                                    $translateText = $deepLService->translateWordings($sourceText, $locale);
+                                                    $set("{$fieldName}.{$locale}", $translateText);
+                                                }
+                                            }
+                                        }),
                                 ])
                                 ->columnSpanFull()
                                 ->id(fn($get) => 'spaceInfos_' . $get('item_key')),

app/Service/DeepLService.php

         return Action::make("translate{$actionName}")
             ->label("翻譯")
             ->visible(fn ($arguments) => $arguments['locale'] != 'zh_TW')
-            ->action(function ($set, $get, $arguments) use ($fieldNames) {
+            ->action(function ($set, $get, $arguments, $livewire) use ($fieldNames) {
                 $locale = $arguments['locale'] ?? null;
                 if (!$locale) {
                     return;
                 }
-                foreach($fieldNames as $fieldName){
-                    $translateText = $this->translateWordings($get("{$fieldName}.zh_TW"), $locale);
-                    $set("{$fieldName}.{$locale}", $translateText);
+
+                // Get the statePath to identify which repeater item we're in
+                $statePath = $livewire->getMountedActionFormComponentStatePath();
+
+                foreach($fieldNames as $fieldName) {
+                    // Get the value relative to the current repeater item
+                    $sourceText = $get("{$fieldName}.zh_TW");
+                    if (!empty($sourceText)) {
+                        $translateText = $this->translateWordings($sourceText, $locale);
+                        $set("{$fieldName}.{$locale}", $translateText);
+                    }
                 }
             });
     }