update email template

app/Services/Email/EmailTemplateService.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Services\Email;
+
+use App\Jobs\Mail\SendTemplateEmailJob;
+use App\Models\Template;
+use Illuminate\Support\Facades\Cache;
+
+/**
+ * Entry point chung để gửi email theo scenario. Load Template (có cache),
+ * render qua EmailTemplateRenderer, gửi qua queue (SendTemplateEmailJob).
+ */
+class EmailTemplateService
+{
+    public function __construct(
+        private readonly EmailTemplateRenderer $renderer,
+    ) {}
+
+    /**
+     * @param string|array<int, string> $to
+     */
+    public function send(string $scenario, string|array $to, array $data = []): void
+    {
+        SendTemplateEmailJob::dispatch($scenario, is_array($to) ? $to : [$to], $data);
+    }
+
+    /**
+     * Render ngay (không gửi) — dùng cho preview trong Email Builder.
+     *
+     * @return array{subject: string, html: string}
+     */
+    public function preview(string $scenario, array $data = []): array
+    {
+        return $this->renderer->render($this->loadTemplate($scenario), $data);
+    }
+
+    public function loadTemplate(string $scenario): Template
+    {
+        return Cache::remember(
+            Template::CACHE_PREFIX . $scenario,
+            3600,
+            fn () => Template::where('scenario', $scenario)->where('status', 1)->firstOrFail(),
+        );
+    }
+}