초기커밋

GameServer/Contents/Friend/DbQuery/DBQFriendFoldersReadAll.cs

@@ -0,0 +1,110 @@
+using ServerCommon;
+using ServerCore; using ServerBase;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GameServer
+{
+    public class DBQFriendFoldersReadAll : 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<DynamoDbDocBase> m_to_read_friend_folder_list_base_docs = new();
+
+        public DBQFriendFoldersReadAll(string combinationKeyForPK /*onwer_guid*/)
+            : base(typeof(DBQFriendFoldersReadAll).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 FriendFolderDoc(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(err_msg);
+                return Task.FromResult(result);
+            }
+            
+            m_pk = doc.getPK();
+
+
+            return Task.FromResult(result);
+        }
+
+        //===================================================================================================
+        // onPrepareQuery()를 성공할 경우 호출된다.
+        //===================================================================================================
+        public override async Task<Result> onQuery()
+        {
+            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.makeQueryConfigForReadByPKSK(m_pk);
+
+            (var result, var read_docs) = await db_connector.simpleQueryDocTypesWithQueryOperationConfig<FriendFolderDoc>(query_config, eventTid: query_batch.getTransId());
+            if (result.isFail())
+            {
+                var err_msg = $"FriendFolderDoc Reas Error !!! : - {toBasicString()}, {owner.toBasicString()}";
+                Log.getLogger().error(result.toBasicString());
+                return result;
+            }
+
+            m_to_read_friend_folder_list_base_docs.AddRange(read_docs);
+
+            //이건 select만 해오는 거니 그냥 여기서 셋팅 처리
+            var friend_folder_attribute = owner.getEntityAttribute<FriendFolderAttribute>();
+            NullReferenceCheckHelper.throwIfNull(friend_folder_attribute, () => $"friend_folder_attribute is null !!!");
+
+            result = await ServerBase.DataCopyHelper.copyEntityAttributeFromDocs(friend_folder_attribute, m_to_read_friend_folder_list_base_docs);
+            if (result.isFail())
+            {
+                return result;
+            }
+
+            return result;
+        }
+
+
+        //===================================================================================================
+        // DB 쿼리를 성공하고, doFnCommit()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+        //===================================================================================================
+        public override Task onQueryResponseCommit()
+        {
+            Log.getLogger().debug("DBQFriendFoldersReadAll.onQueryResponseCommit() : " + toBasicString());
+            return Task.CompletedTask;
+        }
+
+
+        //===================================================================================================
+        // DB 쿼리를 실패하고, doFnRollback()가 QueryResultType.NotCalledQueryFunc를 반환할 경우 호출된다.
+        //===================================================================================================
+        public override Task onQueryResponseRollback(Result errorResult)
+        {
+            Log.getLogger().debug("DBQFriendFoldersReadAll.onQueryResponseRollback() : " + toBasicString());
+            return Task.CompletedTask;
+        }
+
+        public new Player? getOwner() => getQueryBatch()?.getLogActor() as Player;
+    }
+}