2.2

Esiur/Data/Map.cs

@@ -0,0 +1,248 @@
+/*
+ 
+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 Esiur.Data;
+using Esiur.Misc;
+using Esiur.Core;
+using System.Reflection;
+using System.Dynamic;
+
+namespace Esiur.Data;
+
+//public class Map : IEnumerable<KeyValuePair<object, object>>
+//{
+//    private Dictionary<object, object> dic = new();
+
+//    public IEnumerator<KeyValuePair<object, object>> GetEnumerator()
+//    {
+//        return dic.GetEnumerator();
+//    }
+
+//    IEnumerator IEnumerable.GetEnumerator()
+//    {
+//        return dic.GetEnumerator();
+//    }
+//}
+
+public interface IMap
+{
+    public void Add(object key, object value);
+    public void Remove(object key);
+    public void Clear();
+    public bool ContainsKey(object key);
+    public object[] Serialize();
+}
+
+public class Map<KT, VT> : IEnumerable<KeyValuePair<KT, VT>>, IMap
+{
+
+    //public struct StructureMetadata
+    //{
+    //    public KT[] Keys;
+    //    public VT[] Types;
+    //}
+
+    private Dictionary<KT, VT> dic = new Dictionary<KT, VT>();// StringComparer.OrdinalIgnoreCase);
+    private object syncRoot = new object();
+
+
+    public bool ContainsKey(KT 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 Map(Map<KT,VT> source)
+    {
+        dic = source.dic;
+    }
+    public Map()
+    {
+
+    }
+
+    public static Map<KT,VT> FromMap(Map<KT,VT> source, Type destinationType)
+    {
+        var rt = Activator.CreateInstance(destinationType) as Map<KT, VT>;
+        rt.dic = source.dic;
+        return rt;
+    }
+
+    //public static T FromStructure<T>(Map<KT, VT> source) where T : Map<KT, VT>
+    //{
+    //    var rt = Activator.CreateInstance<T>();
+    //    rt.dic = source.dic;
+    //    return rt;
+    //}
+
+   // public static explicit operator Map<string, object>(ExpandoObject obj) => FromDynamic(obj);
+
+    public static Map<string, object> FromDynamic(ExpandoObject obj)
+    {
+        var rt = new Map<string, object>();
+        foreach (var kv in obj)
+            rt[kv.Key] = kv.Value;
+        return rt;
+    }
+
+    public static Map<string,object> FromObject(object obj)
+    {
+        var type = obj.GetType();
+
+        var st = new Map<string,object>();
+
+        var pi = type.GetTypeInfo().GetProperties().Where(x => x.CanRead);
+        foreach (var p in pi)
+            st[p.Name] = p.GetValue(obj);
+
+        var fi = type.GetTypeInfo().GetFields().Where(x => x.IsPublic);
+        foreach (var f in fi)
+            st[f.Name] = f.GetValue(obj);
+
+        return st;
+
+
+        //    if (obj is Structure)
+        //        return obj as Structure;
+        //    else //if (Codec.IsAnonymous(type))
+        //    {
+        //        var st = new Structure();
+
+        //        var pi = type.GetTypeInfo().GetProperties().Where(x => x.CanRead);
+        //        foreach (var p in pi)
+        //            st[p.Name] = p.GetValue(obj);
+
+        //        var fi = type.GetTypeInfo().GetFields().Where(x => x.IsPublic);
+        //        foreach (var f in fi)
+        //            st[f.Name] = f.GetValue(obj);
+
+        //        return st;
+        //    }
+        //    //else
+        //    //  return null;
+    }
+
+    public IEnumerator<KeyValuePair<KT, VT>> GetEnumerator()
+    {
+        return dic.GetEnumerator();
+    }
+
+    IEnumerator IEnumerable.GetEnumerator()
+    {
+        return dic.GetEnumerator();
+    }
+
+    public int Length
+    {
+        get { return dic.Count; }
+    }
+
+    public KeyValuePair<KT, VT> At(int index)
+    {
+        return dic.ElementAt(index);
+    }
+
+    public object SyncRoot
+    {
+        get { return syncRoot; }
+    }
+
+    public KT[] GetKeys() => dic.Keys.ToArray();//GetKeys()
+                                                    //{
+                                                    //  return dic.Keys.ToArray();
+                                                    //}
+
+    public void Add(KT key, VT value)
+    {
+        if (dic.ContainsKey(key))
+            dic[key] = value;
+        else
+            dic.Add(key, value);
+     }
+
+    public void Add(object key, object value)
+    {
+        Add((KT)key, (VT)value);
+    }
+
+    public void Remove(object key)
+    {
+        Remove((KT)key);
+    }
+
+    public void Clear()
+    {
+        dic.Clear();
+    }
+
+    public bool ContainsKey(object key)
+    {
+        return ContainsKey((KT)key);
+    }
+
+    public object[] Serialize()
+    {
+        var rt = new List<object>();
+        foreach(var kv in dic)
+        {
+            rt.Add(kv.Key);
+            rt.Add(kv.Value);
+        }
+
+        return rt.ToArray();
+    }
+
+    public VT this[KT index]
+    {
+        get
+        {
+            if (dic.ContainsKey(index))
+                return dic[index];
+            else
+                return default;
+        }
+        set
+        {
+            if (dic.ContainsKey(index))
+                dic[index] = value;
+            else
+                dic.Add(index, value);
+        }
+    }
+
+}