set default timezone when boot up

app/Services/Application.php

@@ -11,7 +11,32 @@ class Application
      */
     public function run()
     {
-        Boot::start();
+        // Load Aliases
+        Boot::loadServices();
+
+        // Check Runtime Environment
+        Boot::checkRuntimeEnv();
+
+        // Set Default Timezone to UTC+8
+        Boot::setTimeZone();
+
+        // Load dotenv Configuration
+        Boot::loadDotEnv(BASE_DIR);
+
+        // Register Error Handler
+        Boot::registerErrorHandler();
+
+        // Boot Eloquent ORM
+        Boot::bootEloquent(Config::getDbConfig());
+
+        // Redirect if not installed
+        Boot::checkInstallation();
+
+        // Start Session
+        Boot::startSession();
+
+        // Start Route Dispatching
+        Boot::bootRouter();
     }
 
     /**

app/Services/Boot.php

@@ -9,33 +9,6 @@ use App\Exceptions\E;
 
 class Boot
 {
-    public static function start()
-    {
-        // Load Aliases
-        self::loadServices();
-
-        // Check Runtime Environment
-        self::checkRuntimeEnv();
-
-        // Load dotenv Configuration
-        self::loadDotEnv(BASE_DIR);
-
-        // Register Error Handler
-        self::registerErrorHandler();
-
-        // Boot Eloquent ORM
-        self::bootEloquent(Config::getDbConfig());
-
-        // Redirect if not installed
-        self::checkInstallation();
-
-        // Start Session
-        self::startSession();
-
-        // Start Route Dispatching
-        self::bootRouter();
-    }
-
     public static function loadDotEnv($dir)
     {
         if (Config::checkDotEnvExist()) {
@@ -44,6 +17,12 @@ class Boot
         }
     }
 
+    public static function setTimeZone($timezone = 'Asia/Shanghai')
+    {
+        // set default time zone, UTC+8 for default
+        date_default_timezone_set($timezone);
+    }
+
     public static function checkRuntimeEnv()
     {
         Config::checkPHPVersion();

app/Services/Utils.php

@@ -44,8 +44,6 @@ class Utils
 
     public static function getTimeFormatted($timestamp = 0)
     {
-        // set default time zone to UTC+8
-        date_default_timezone_set('Asia/Shanghai');
         return ($timestamp == 0) ? date('Y-m-d H:i:s') : date('Y-m-d H:i:s', $timestamp);
     }