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ServerCommon/Doc/OwnerContents/BlockUserDoc.cs

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+using Newtonsoft.Json;
+
+
+using ServerCore;
+using ServerBase;
+
+
+namespace ServerCommon;
+
+public class BlockUserAttrib : AttribBase
+{
+    [JsonProperty("guid")]
+    public string BlockGuid { get; set; } = string.Empty;
+
+    [JsonProperty("is_new")]
+    public Int32 IsNew { get; set; } = 0;
+
+    public void cloneAttrib(ref BlockUserAttrib attrib)
+    {
+        attrib.BlockGuid = BlockGuid;
+        attrib.IsNew = IsNew;
+    }
+
+    public BlockUserAttrib()
+        : base(typeof(BlockUserAttrib).Name)
+    { }
+}
+
+
+//=============================================================================================
+// PK(Partition Key)    : "block#owner_guid"
+// SK(Sort Key)         : "block_user_guid"
+// DocType              : BlockUserDoc
+// BlockUserAttrib      : {}
+// ...
+//=============================================================================================
+public class BlockUserDoc : DynamoDbDocBase
+{
+    public BlockUserDoc()
+        : base(typeof(BlockUserDoc).Name)
+    {
+        appendAttribWrapper(new AttribWrapper<BlockUserAttrib>());
+    }
+
+    public BlockUserDoc(string userGuid, string blockGuid)
+        : base(typeof(BlockUserDoc).Name)
+    {
+        setCombinationKeyForPK(userGuid);
+        setCombinationKeyForSK(blockGuid);
+
+        fillUpPrimaryKey(onMakePK(), onMakeSK());
+        appendAttribWrapper(new AttribWrapper<BlockUserAttrib>());
+    }
+
+
+    protected override string onGetPrefixOfPK()
+    {
+        return "block#";
+    }
+
+    protected override string onGetPrefixOfSK()
+    {
+        return "";
+    }
+
+    protected override string onMakePK()
+    {
+        return $"{onGetPrefixOfPK()}{getCombinationKeyForPK()}";
+    }
+
+    protected override string onMakeSK()
+    {
+        return $"{onGetPrefixOfSK()}{getCombinationKeyForSK()}";
+
+    }
+
+    protected override ServerErrorCode onCheckAndSetPK(string pk)
+    {
+        getPrimaryKey().fillUpPK(pk);
+        return ServerErrorCode.Success;
+    }
+    
+    protected override ServerErrorCode onCheckAndSetSK(string sortKey)
+    {
+        getPrimaryKey().fillUpSK(sortKey);
+        return ServerErrorCode.Success;
+    }
+
+
+    public static async Task<(Result, List<BlockUserDoc>)> findBlockUserFromGuid(string ownerGuid, string otherGuid)
+    {
+        var result = new Result();
+        var block_docs = new List<BlockUserDoc>();
+
+        var server_logic = ServerLogicApp.getServerLogicApp();
+        var dynamo_db_client = server_logic.getDynamoDbClient();
+
+        (result, var make_primary_key) = await DynamoDBDocBaseHelper.makePrimaryKey<BlockUserDoc>(ownerGuid, otherGuid);
+        NullReferenceCheckHelper.throwIfNull(make_primary_key, () => $"make_primary_key is null !!!");
+        if (result.isFail())
+        {
+            return (result, block_docs);
+        }
+
+        var query_config = dynamo_db_client.makeQueryConfigForReadByPKSK(make_primary_key.PK, make_primary_key.SK);
+
+        (result, block_docs) = await dynamo_db_client.simpleQueryDocTypesWithQueryOperationConfig<BlockUserDoc>(query_config);
+        if (result.isFail())
+        {
+            return (result, block_docs);
+        }
+
+        return (result, block_docs);
+    }
+}