add Atomes Factory

Assets/script/AtomeFactory.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+
+
+public class AtomeFactory : MonoBehaviour{
+
+    public TextAsset jsonFile;
+
+    private static AtomeFactory instance;
+
+    private AtomesInformation atomeInJson;
+
+    private Dictionary<string, AtomeInformation> AtomeDictionary; 
+
+    public AtomeFactory(TextAsset jsonFile){
+        AtomeFactory.instance = this;
+        AtomeDictionary = new Dictionary<string, AtomeInformation>();
+        atomeInJson = JsonUtility.FromJson<AtomesInformation>(jsonFile.text);
+        foreach (var atome in atomeInJson.atomes){
+            AtomeDictionary.Add(atome.symbol, atome);
+        }
+    }
+
+    public static AtomeFactory getInstrance(){
+        if(AtomeFactory.instance == null){
+            Debug.LogError("no Json file");
+        }
+        return AtomeFactory.instance;
+    }
+
+        public static AtomeFactory getInstrance(TextAsset jsonFile){
+        if(AtomeFactory.instance == null){
+            AtomeFactory.instance = new AtomeFactory(jsonFile);
+        }
+        return AtomeFactory.instance;
+    }
+
+    public AtomeInformation createAtome(string symbol){
+        if(!AtomeDictionary.ContainsKey(symbol)){
+            Debug.LogError("Atome does not existe in json");
+        }
+        AtomeInformation atome = AtomeDictionary[symbol];
+        
+        return atome;
+    }
+
+}