Added comments

src/AbpDesk/AbpDesk.ConsoleDemo/appsettings.json

@@ -8,30 +8,18 @@
     {
       "Id": "2D8BF07D-50F4-4A70-805E-C7618F008043",
       "Name": "Acme",
-      "ConnectionStrings": [
-        {
-          "Name": "Default",
-          "Value": "..."
-        },
-        {
-          "Name": "AbpDeskMongoBlog",
-          "Value": "..."
-        }
-      ]
+      "ConnectionStrings": {
+        "Default": "...",
+        "AbpDeskMongoBlog": "..."
+      }
     },
     {
       "Id": "33A01BA1-4106-41DA-AF34-28028FB9BD1D",
       "Name": "Vlsft",
-      "ConnectionStrings": [
-        {
-          "Name": "Default",
-          "Value": "..."
-        },
-        {
-          "Name": "AbpDeskMongoBlog",
-          "Value": "..."
-        }
-      ]
+      "ConnectionStrings": {
+        "Default": "...",
+        "AbpDeskMongoBlog": "..."
+      }
     }
   ]
 }

src/Volo.Abp.MultiTenancy.Abstractions/Volo/Abp/MultiTenancy/TenantScopeProvider.cs

@@ -4,6 +4,12 @@ using Volo.Abp.DependencyInjection;
 
 namespace Volo.Abp.MultiTenancy
 {
+    /* This cass uses TenantScope instead of TenantInfo because being null of CurrentScope is different that being null of CurrentScope.Tenant.
+     * A null CurrentScope indicates that we haven't set any scope explicitly (and we can use tenant resolvers to determine the current tenant).
+     * A null CurrentScope.Tenant indicates that we have set null tenant value (maybe to switch to host) explicitly.
+     * A non-null CurrentScope.Tenant indicates that we have set a tenant value explicitly.
+     */
+
     public class TenantScopeProvider : ISingletonDependency
     {
         public TenantScope CurrentScope