add admin controller and many updates

lib/User/Factory/MailFactory.php

@@ -0,0 +1,44 @@
+<?php
+namespace Da\User\Factory;
+
+use Da\User\Model\User;
+use Da\User\Module;
+use Da\User\Service\MailService;
+use Da\User\Traits\ModuleTrait;
+use Yii;
+
+class MailFactory
+{
+    public static function makeWelcomeMailerService(User $user)
+    {
+        /** @var Module $module */
+        $module = Yii::$app->getModule('user');
+        $to = $user->email;
+        $from = $module->mailParams['fromEmail'];
+        $subject = $module->mailParams['welcomeMailSubject'];
+        $params = [
+            'user' => $user,
+            'token' => null,
+            'module' => $module,
+            'showPassword' => false
+        ];
+
+        return static::makeMailerService($from, $to, $subject, 'welcome', $params);
+    }
+
+    /**
+     * Builds a MailerService
+     *
+     * @param string $from
+     * @param string $to
+     * @param string $subject
+     * @param string $view
+     * @param array $params
+     *
+     * @return MailService
+     */
+    public static function makeMailerService($from, $to, $subject, $view, array $params = [])
+    {
+        return Yii::$container->get(MailService::class, [$from, $to, $subject, $view, $params]);
+    }
+}