Feature: Adding Translation Service and Translation Seeder

src/Localization/TranslationService.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Modules\Core\Localization;
+
+use Illuminate\Support\Facades\Event;
+use Modules\Core\Localization\Events\TranslationCreated;
+use Modules\Core\Localization\Events\TranslationDeleted;
+use Modules\Core\Localization\Events\TranslationUpdated;
+use Spatie\TranslationLoader\LanguageLine;
+
+class TranslationService
+{
+    public function create(string $group, string $key, array $text): LanguageLine
+    {
+        $languageLine = LanguageLine::create([
+            'group' => $group,
+            'key' => $key,
+            'text' => $text,
+        ]);
+
+        Event::dispatch(new TranslationCreated($languageLine));
+
+        return $languageLine;
+    }
+
+    public function update(LanguageLine $languageLine, string $group, string $key, array $text): LanguageLine
+    {
+        // Callers (e.g. Filament's EditRecord) may hand us a model instance
+        // already filled with the new form values in memory — refresh from the
+        // database first so $old reflects what's actually persisted, not what's
+        // about to be written.
+        $persisted = $languageLine->fresh();
+
+        $old = [
+            'group' => $persisted->group,
+            'key' => $persisted->key,
+            'text' => $persisted->text,
+        ];
+
+        $languageLine->update([
+            'group' => $group,
+            'key' => $key,
+            'text' => $text,
+        ]);
+
+        Event::dispatch(new TranslationUpdated($languageLine, $old));
+
+        return $languageLine;
+    }
+
+    public function delete(LanguageLine $languageLine): void
+    {
+        $languageLine->delete();
+
+        Event::dispatch(new TranslationDeleted($languageLine));
+    }
+}