Cleanup usage of Leenooks\Carbon, change ServiceType to be consistent with Products/ Suppliers/

app/Models/User.php

@@ -14,6 +14,7 @@ use Laravel\Passport\HasApiTokens;
 use Leenooks\Traits\ScopeActive;
 use Leenooks\Traits\UserSwitch;
 
+use App\Interfaces\IDs;
 use App\Notifications\ResetPassword as ResetPasswordNotification;
 use App\Traits\{QueryCacheableConfig,SiteID};
 
@@ -23,7 +24,7 @@ use App\Traits\{QueryCacheableConfig,SiteID};
  * Attributes for users:
  * + role				: User's role
  */
-class User extends Authenticatable
+class User extends Authenticatable implements IDs
 {
 	use HasFactory,HasApiTokens,Notifiable,UserSwitch,QueryCacheableConfig,SiteID,ScopeActive;
 
@@ -79,6 +80,18 @@ class User extends Authenticatable
 		$this->notify((new ResetPasswordNotification($token))->onQueue('high'));
 	}
 
+	/* INTERFACES */
+
+	public function getLIDAttribute(): string
+	{
+		return sprintf('#%04s',$this->id);
+	}
+
+	public function getSIDAttribute(): string
+	{
+		return sprintf('%02s-%s',$this->site_id,$this->getLIDAttribute());
+	}
+
 	/* RELATIONS */
 
 	/**