Performance improvements, refactoring of multi-tenant support, split Alias and Tenant entities for cleaner separation of concerns, create an additional site during installation for demonstratng multitenancy

Oqtane.Client/Services/ServiceBase.cs

@@ -1,20 +1,24 @@
 using System;
+using Oqtane.Models;
 using Oqtane.Shared;
 
 namespace Oqtane.Services
 {
     public class ServiceBase
     {
+        // method for alias agnostic api call
         public string CreateApiUrl(string absoluteUri, string serviceName)
         {
             Uri uri = new Uri(absoluteUri);
-            string apiurl = uri.Scheme + "://" + uri.Authority + "/";
-            string alias = Utilities.GetAlias(absoluteUri);
-            if (alias != "")
-            {
-                apiurl += alias;
-            }
-            else
+            string apiurl = uri.Scheme + "://" + uri.Authority + "/~/api/" + serviceName;
+            return apiurl;
+        }
+
+        // method for alias specific api call
+        public string CreateApiUrl(Alias alias, string serviceName)
+        {
+            string apiurl = alias.Url + "/";
+            if (alias.Path == "")
             {
                 apiurl += "~/";
             }