Parameters at registration time

AutoFacSamles/Program.cs

@@ -1,4 +1,5 @@
 using Autofac;
+using Autofac.Core;
 using System;
 using System.Collections.Generic;
 
@@ -49,6 +50,20 @@ namespace AutoFacSamles
         }
     }
 
+    public class SMSLog : ILog
+    {
+        private readonly string phoneNumber;
+
+        public SMSLog(string phoneNumber)
+        {
+            this.phoneNumber = phoneNumber;
+        }
+        public void Write(string message)
+        {
+            Console.WriteLine($"SMS to {phoneNumber} : {message}");
+        }
+    }
+
     public class Car
     {
         private Engine engine;
@@ -79,14 +94,34 @@ namespace AutoFacSamles
         {
             var builder = new ContainerBuilder();
 
-            // IList<T> --> List<T>
+            // Named parameter
-            // IList<int> --> List<int>
+            //builder.RegisterType<SMSLog>()
-            builder.RegisterGeneric(typeof(List<>)).As(typeof(IList<>));
+            //    .As<ILog>()
+            //    .WithParameter("phoneNumber", "+173874872643");
 
-            IContainer container = builder.Build();
+            // Typed parameter
+            //builder.RegisterType<SMSLog>()
+            //    .As<ILog>()
+            //    .WithParameter(new TypedParameter(typeof(string), "+173874872643"));
+
+            // resolved parameter
+            builder.RegisterType<SMSLog>()
+                .As<ILog>()
+                .WithParameter(
+               new ResolvedParameter(
+                   // predicate
+                   (pi, ctx) => pi.ParameterType == typeof(string) && pi.Name == "phoneNumber",
+                   (pi, ctx) => "+173874872643"
+                   )
+                );
+
+            //Random random = new Random();
+            //builder.Register((c, p) => new SMSLog(p.Named<string>("phoneNumber")));
+
+            var container = builder.Build();
+            var log = container.Resolve<ILog>();
+            log.Write("test message");
 
-            var myList = container.Resolve<IList<int>>();
-            Console.WriteLine(myList.GetType());
         }
     }
 }