fix: remind traffic

app/Services/MailService.php

@@ -2,6 +2,32 @@
 
 namespace App\Services;
 
+use App\Jobs\SendEmailJob;
+use App\Models\User;
+
 class MailService
 {
+    public function remindTraffic (User $user)
+    {
+        if (!$user->remind_traffic) return;
+        if (!$this->remindTrafficIsWarnValue(($user->u + $user->d), $user->transfer_enable)) {
+            return;
+        }
+        SendEmailJob::dispatch([
+            'email' => $user->email,
+            'subject' => '在' . config('v2board.app_name', 'V2board') . '的流量使用已达到80%',
+            'template_name' => 'remindTraffic',
+            'template_value' => [
+                'name' => config('v2board.app_name', 'V2Board'),
+                'url' => config('v2board.app_url')
+            ]
+        ]);
+    }
+
+    private function remindTrafficIsWarnValue($ud, $transfer_enable)
+    {
+        if ($ud <= 0) return false;
+        if (($ud / $transfer_enable * 100) < 80) return false;
+        return true;
+    }
 }