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ServerCommon/Helper/DataCopyHelper.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+
+using ServerCore;
+using ServerBase;
+using MetaAssets;
+
+
+namespace ServerCommon;
+
+public static class DataCopyHelper
+{
+    #region 데이터 복사 하기 : Meta => Doc 
+    public static async Task<Result> copyDocFromMetas<TDoc>(TDoc toDoc, List<MetaAssets.IMetaData> fromMetaDatas)
+        where TDoc : DynamoDbDocBase
+    {
+        var result = new Result();
+        var err_msg = string.Empty;
+
+        var to_doc = toDoc as ICopyDocFromMeta;
+        if (null == to_doc)
+        {
+            err_msg = $"Failed to cast ICopyDocFromMeta !!! : {typeof(TDoc).Name}";
+            result.setFail(ServerErrorCode.ClassDoesNotImplementInterfaceInheritance, err_msg);
+            Log.getLogger().error(result.toBasicString());
+
+            return result;
+        }
+
+        foreach (var meta_data in fromMetaDatas)
+        {
+            if (false == to_doc.copyDocFromMeta(meta_data))
+            {
+                err_msg = $"Failed to copyDocFromMeta() !!!, to:{typeof(TDoc).Name}, from:{meta_data.getTypeName()}";
+                result.setFail(ServerErrorCode.MetaDataCopyToDynamoDbDocFailed, err_msg);
+                Log.getLogger().error(result.toBasicString());
+
+                return result;
+            }
+        }
+
+        return await Task.FromResult(result);
+    }
+    #endregion
+
+    #region 데이터 복사 하기 : Meta => EntityAttribute 
+    public static async Task<Result> copyEntityAttributeFromMetas<TEntityAttributeType>(TEntityAttributeType toDocBase, List<MetaAssets.IMetaData> metaDatas)
+        where TEntityAttributeType : EntityAttributeBase
+    {
+        var result = new Result();
+        var err_msg = string.Empty;
+
+        var to_copy = toDocBase as ICopyEntityAttributeFromMeta;
+        if (null == to_copy)
+        {
+            err_msg = $"Failed to cast ICopyEntityAttributeFromMeta !!! : {typeof(TEntityAttributeType).Name} !!!";
+            result.setFail(ServerErrorCode.ClassDoesNotImplementInterfaceInheritance, err_msg);
+            Log.getLogger().error(result.toBasicString());
+
+            return result;
+        }
+
+        foreach (var meta_data in metaDatas)
+        {
+            if (false == to_copy.copyEntityAttributeFromMeta(meta_data))
+            {
+                err_msg = $"Failed to copyEntityAttributeFromMeta() !!!, to:{typeof(TEntityAttributeType).Name}, from:{meta_data.getTypeName()}";
+                result.setFail(ServerErrorCode.MetaDataCopyToEntityAttributeFailed, err_msg);
+                Log.getLogger().error(result.toBasicString());
+
+                return result;
+            }
+        }
+
+        return await Task.FromResult(result);
+    }
+    #endregion
+}