Use longs for ids

Ooui/Button.cs

@@ -2,12 +2,7 @@
 
 namespace Ooui
 {
-    public class Button : Element
+    public class Button : FormControl
     {
-        string name = "";
-        public string Name {
-            get => name;
-            set => SetProperty (ref name, value);
-        }
     }
 }

Ooui/Client.js

@@ -17,7 +17,7 @@ function getNode (id) {
 
 function msgCreate (m) {
     const id = m.id;
-    const tagName = m.v;
+    const tagName = m.k;
     const node = tagName === "text" ?
         document.createTextNode ("") :
         document.createElement (tagName);
@@ -41,7 +41,6 @@ function msgSet (m) {
 function msgCall (m) {
     const id = m.id;
     const node = getNode (id);
-    // \u2999
     if (!node) {
         console.error ("Unknown Node Id", m);
         return;
@@ -53,13 +52,15 @@ function msgCall (m) {
 
 function processMessage (m) {
     switch (m.m) {
-        case "Create":
+        case "nop":
+            break;
+        case "create":
             msgCreate (m);
             break;
-        case "Set":
+        case "set":
             msgSet (m);
             break;
-        case "Call":
+        case "call":
             msgCall (m);
             break;
         default:
@@ -75,8 +76,11 @@ function fixupValue (v) {
         return v;
     }
     else if (typeof v === 'string' || v instanceof String) {
-        if ((v.length === 9) && (v[0] === "\u2999")) {
-            return getNode (v.substr(1));
+        if ((v.length >= 2) && (v[0] === "\u2999") && (v[1] === "n")) {
+            // console.log("V", v);
+            const id = v.substr(1);
+            // console.log("ID", id);
+            return getNode (id);
         }
     }
     return v;

Ooui/Element.cs

@@ -7,7 +7,7 @@ namespace Ooui
         string className = "";
         public string ClassName {
             get => className;
-            set => SetProperty (ref className, value);
+            set => SetProperty (ref className, "className", value);
         }
     }
 }

Ooui/FormControl.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace Ooui
+{
+    public abstract class FormControl : Element
+    {
+        string name = "";
+        public string Name {
+            get => name;
+            set => SetProperty (ref name, value, "name");
+        }
+    }
+}

Ooui/Message.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.Serialization;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
 
@@ -6,12 +7,10 @@ namespace Ooui
 {
     public class Message
     {
-        [JsonProperty("t")]
-        [JsonConverter (typeof (MillisecondEpochConverter))]
-        public DateTime CreatedTime = DateTime.UtcNow;
+        [JsonProperty("mid")]
+        public long Id = GenerateId ();
 
-        [JsonProperty("m")]
-        [JsonConverter (typeof (StringEnumConverter))]
+        [JsonProperty("m")]        
         public MessageType MessageType = MessageType.Nop;
 
         [JsonProperty("id")]
@@ -22,29 +21,24 @@ namespace Ooui
 
         [JsonProperty("v")]
         public object Value = "";
+
+        static long idCounter = 0;
+        static long GenerateId ()
+        {
+            return System.Threading.Interlocked.Increment (ref idCounter);
+        }
     }
 
+    [JsonConverter (typeof (StringEnumConverter))]
     public enum MessageType
     {
+        [EnumMember(Value = "nop")]
         Nop,
+        [EnumMember(Value = "create")]
         Create,
+        [EnumMember(Value = "set")]
         Set,
+        [EnumMember(Value = "call")]
         Call,
     }
-
-    class MillisecondEpochConverter : DateTimeConverterBase
-    {
-        private static readonly DateTime epoch = new DateTime (1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
-
-        public override void WriteJson (JsonWriter writer, object value, JsonSerializer serializer)
-        {
-            writer.WriteRawValue (((DateTime)value - epoch).TotalMilliseconds.ToString (System.Globalization.CultureInfo.InvariantCulture));
-        }
-
-        public override object ReadJson (JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
-        {
-            if (reader.Value == null) return null;
-            return epoch.AddMilliseconds ((double)reader.Value);
-        }
-    }
 }

Ooui/Node.cs

@@ -19,7 +19,7 @@ namespace Ooui
         public IEnumerable<Message> AllMessages =>
             messages
             .Concat (from c in children from m in c.AllMessages select m)
-            .OrderBy (x => x.CreatedTime);
+            .OrderBy (x => x.Id);
 
         public Node ()
         {
@@ -90,7 +90,7 @@ namespace Ooui
             Log (new Message {
                 MessageType = MessageType.Create,
                 TargetId = Id,
-                Value = Mapping.TagName,
+                Key = Mapping.TagName,
             });
         }
 
@@ -103,36 +103,31 @@ namespace Ooui
             });
         }
 
-        protected void LogSet (string propertyName, object value)
+        protected void LogSet (string attributeName, object value)
         {
             Log (new Message {
                 MessageType = MessageType.Set,
                 TargetId = Id,
-                Key = Mapping.GetMemberPath (propertyName),
+                Key = attributeName,
                 Value = value,
             });
         }
 
-        protected bool SetProperty<T> (ref T backingStore, T newValue, [System.Runtime.CompilerServices.CallerMemberName] string propertyName = "")
+        protected bool SetProperty<T> (ref T backingStore, T newValue, string attributeName, [System.Runtime.CompilerServices.CallerMemberName] string propertyName = "")
         {
             if (!backingStore.Equals (newValue)) {
                 backingStore = newValue;
-                LogSet (propertyName, newValue);
+                LogSet (attributeName, newValue);
                 return true;
             }
             return false;
         }
 
-        const string IdChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
-
+        static long idCounter = 0;
         static string GenerateId ()
         {
-            var rand = new Random();
-            var chars = new char[8];
-            for (var i = 0; i < chars.Length; i++) {
-                chars[i] = IdChars[rand.Next(0, IdChars.Length)];
-            }
-            return new string(chars);
+            var id = System.Threading.Interlocked.Increment (ref idCounter);
+            return "n" + id;
         }
     }
 }