Rename

Esyur/Data/Structure.cs

@@ -0,0 +1,134 @@
+/*
+ 
+Copyright (c) 2017 Ahmed Kh. Zamil
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+*/
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Esyur.Data;
+using Esyur.Misc;
+using Esyur.Core;
+using System.Reflection;
+
+namespace Esyur.Data
+{
+    public class Structure : IEnumerable<KeyValuePair<string, object>>
+    {
+
+        public struct StructureMetadata
+        {
+            public string[] Keys;
+            public DataType[] Types;
+        }
+
+        private Dictionary<string, object> dic = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase);
+        private object syncRoot = new object();
+
+ 
+        public bool ContainsKey(string key)
+        {
+            return dic.ContainsKey(key);
+        }
+
+        public override string ToString()
+        {
+            var rt = "";
+            foreach (var kv in dic)
+                rt += kv.Key + ": " + kv.Value.ToString() + "\r\n";
+
+            return rt.TrimEnd('\r', '\n');
+        }
+
+
+        public static Structure FromObject(object obj)
+        {
+            var type = obj.GetType();
+
+            if (obj is Structure)
+                return obj as Structure;
+            else if (Codec.IsAnonymous(type))
+            {
+                var st = new Structure();
+
+                var pi = type.GetTypeInfo().GetProperties();
+                foreach (var p in pi)
+                    st[p.Name] = p.GetValue(obj);
+
+                return st;
+            }
+            else
+                return null;
+        }
+        public IEnumerator<KeyValuePair<string, object>> GetEnumerator()
+        {
+            return dic.GetEnumerator();
+        }
+
+        IEnumerator IEnumerable.GetEnumerator()
+        {
+            return dic.GetEnumerator();
+        }
+
+        public int Length
+        {
+            get { return dic.Count; }
+        }
+
+        public KeyValuePair<string, object> At(int index)
+        {
+            return dic.ElementAt(index);
+        }
+
+        public object SyncRoot
+        {
+            get { return syncRoot; }
+        }
+
+        public string[] GetKeys() => dic.Keys.ToArray();//GetKeys()
+        //{
+          //  return dic.Keys.ToArray();
+        //}
+        
+        public object this[string index]
+        {
+            get
+            {
+                if (dic.ContainsKey(index))
+                    return dic[index];
+                else
+                    return null;
+            }
+            set
+            {
+                if (dic.ContainsKey(index))
+                    dic[index] = value;
+                else
+                    dic.Add(index, value);
+            }
+        }
+
+    }
+}