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GameServer/Contents/UserBlock/DbQuery/DBQBlockUsersReadAll.cs

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+using Google.Protobuf;
+using Google.Protobuf.WellKnownTypes;
+
+
+using ServerCore;
+using ServerBase;
+using ServerCommon;
+using ServerCommon.BusinessLogDomain;
+using MetaAssets;
+
+
+namespace GameServer;
+
+public class DBQBlockUsersReadAll : QueryExecutorBase
+{
+    //prefix 문자열 뒤에 붙는 문자열을 의미
+    private string m_combination_key_for_pk = string.Empty;
+    private string m_pk = string.Empty;
+
+    private readonly List<BlockUserDoc> m_to_read_blocks_docs = new();
+
+    public DBQBlockUsersReadAll(string combinationKeyForPK /*onwer_guid*/)
+        : base(typeof(DBQBlockUsersReadAll).Name)
+    {
+        m_combination_key_for_pk = combinationKeyForPK;
+    }
+
+    //===================================================================================================
+    // DB 쿼리 직전에 준비해야 할 로직들을 작성한다.
+    //===================================================================================================
+    public override Task<Result> onPrepareQuery()
+    {
+        var result = new Result();
+
+        var owner = getOwner();
+        NullReferenceCheckHelper.throwIfNull(owner, () => "owner is null !!!");
+
+        var doc = new BlockUserDoc();
+        doc.setCombinationKeyForPK(m_combination_key_for_pk);
+
+        var error_code = doc.onApplyPKSK();
+        if (error_code.isFail())
+        {
+            var err_msg = $"Failed to onApplyPKSK() !!! : {error_code.toBasicString()} - {owner.toBasicString()}";
+            result.setFail(error_code, err_msg);
+            Log.getLogger().error(result.toBasicString());
+            return Task.FromResult(result);
+        }
+
+        m_pk = doc.getPK();
+
+        return Task.FromResult(result);
+    }
+
+    //===================================================================================================
+    // onPrepareQuery()를 성공할 경우 호출된다.
+    //===================================================================================================
+    public override async Task<Result> onQuery()
+    {
+        var result = new Result();
+        var err_msg = string.Empty;
+
+        var owner = getOwner();
+        NullReferenceCheckHelper.throwIfNull(owner, () => "owner is null !!!");
+
+        var query_batch = getQueryBatch();
+        NullReferenceCheckHelper.throwIfNull(query_batch, () => "query_batch is null !!!");
+
+        var db_connector = query_batch.getDynamoDbConnector();
+        var query_config = db_connector.makeQueryConfigForReadByPKOnly(m_pk);
+
+        (result, var read_docs) = await db_connector.simpleQueryDocTypesWithQueryOperationConfig<BlockUserDoc>(query_config, eventTid: query_batch.getTransId());
+        if (result.isFail())
+        {
+            return await Task.FromResult(result);
+        }
+        m_to_read_blocks_docs.AddRange(read_docs);
+
+        var user_block_action = owner.getEntityAction<BlockUserAgentAction>();
+        NullReferenceCheckHelper.throwIfNull(user_block_action, () => "user_block_action is null !!!");
+
+        foreach (var read_doc in read_docs)
+        {
+            var set_result = await user_block_action.setBlockUsersFromDoc(read_doc);
+            if (set_result.isFail())
+            {
+                Log.getLogger().error(result.toBasicString());
+                continue;
+            }
+        }
+
+        return result;
+    }
+
+    //===================================================================================================
+    // DB 쿼리를 성공하고, doFnCommit()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+    //===================================================================================================
+    public override Task onQueryResponseCommit()
+    {
+        return Task.CompletedTask;
+    }
+
+
+    //===================================================================================================
+    // DB 쿼리를 실패하고, doFnRollback()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+    //===================================================================================================
+    public override Task onQueryResponseRollback(Result errorResult)
+    {
+        return Task.CompletedTask;
+    }
+
+    private new Player? getOwner() => getQueryBatch()?.getLogActor() as Player;
+}