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GameServer/Contents/Rental/PacketHandler/LandInfoPacketHandler.cs

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+using Google.Protobuf;
+using Google.Protobuf.WellKnownTypes;
+
+
+using ServerCore;
+using ServerBase;
+using ServerCommon;
+using ServerCommon.BusinessLogDomain;
+using MetaAssets;
+
+
+using static ClientToGameRes.Types;
+
+
+
+namespace GameServer.PacketHandler;
+
+[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.C2GS_REQ_LAND_INFO), typeof(LandInfoPacketHandler), typeof(GameLoginListener))]
+internal class LandInfoPacketHandler : PacketRecvHandler
+{
+    public static bool send_S2C_ACK_LAND_INFO(Player owner, Result result, GS2C_ACK_LAND_INFO res)
+    {
+        var ack_packet = new ClientToGame();
+        ack_packet.Response = new ClientToGameRes();
+
+        ack_packet.Response.ErrorCode = result.ErrorCode;
+        ack_packet.Response.AckLandInfo = res;
+
+        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet))
+        {
+            return false;
+        }
+
+        return true;
+    }
+
+    public override async Task<Result> onProcessPacket(ISession entityWithSession, Google.Protobuf.IMessage recvMessage)
+    {
+        var result = new Result();
+        var err_msg = string.Empty;
+
+        var player = entityWithSession as Player;
+        NullReferenceCheckHelper.throwIfNull(player, () => $"player is null !!!");
+
+        var server_logic = GameServerApp.getServerLogic();
+        
+        var req_msg = recvMessage as ClientToGame;
+        ArgumentNullReferenceCheckHelper.throwIfNull(req_msg, () => $"req_msg is null !!! - {player.toBasicString()}");
+
+        var request = req_msg.Request.ReqLandInfo;
+        ArgumentNullReferenceCheckHelper.throwIfNull(request, () => $"request is null !!! - {player.toBasicString()}");
+
+        var res = new GS2C_ACK_LAND_INFO();
+
+        var fn_transaction_runner = async delegate ()
+        {
+            var result = new Result();
+
+            if (!MapManager.Instance.GetLandMapTree(request.LandId, out var land_map_tree))
+            {
+                err_msg = $"Failed to GetLandMapTree() !!! : LandMetaId:{request.LandId} - {player.toBasicString()}";
+                result.setFail(ServerErrorCode.LandMapTreeDataNotFound, err_msg);
+                Log.getLogger().error(result.toBasicString());
+
+                send_S2C_ACK_LAND_INFO(player, result, res);
+                return result;
+            }
+
+            var building_map_tree = land_map_tree.ChildBuildingMapTree;
+            if (building_map_tree == null)
+            {
+                err_msg = $"Not Exist LandMapTree ChildBuilding !!! : LandMap:{land_map_tree.LandMapFileName}";
+                result.setFail(ServerErrorCode.LandMapTreeChildBuildingNotFound, err_msg);
+                Log.getLogger().error(result.toBasicString());
+
+                send_S2C_ACK_LAND_INFO(player, result, res);
+                return result;
+            }
+
+            if (!MetaData.Instance._BuildingTable.TryGetValue(building_map_tree.BuildingMetaId, out var building_meta_data))
+            {
+                err_msg = $"Failed to MetaData.TryGetValue() !!! : buildingMetaId:{building_map_tree.BuildingMetaId} - {player.toBasicString()}";
+                result.setFail(ServerErrorCode.BuildingMetaDataNotFound, err_msg);
+                Log.getLogger().error(result.toBasicString());
+
+                send_S2C_ACK_LAND_INFO(player, result, res);
+                return result;
+            }
+
+            var count = building_map_tree.ChildRoomMapTrees.Count;
+
+            res.RentalLandInfo = new()
+            {
+                LandId = land_map_tree.LandId,
+                BuildingId = building_map_tree.BuildingMetaId,
+                RentalCount = count
+            };
+
+            var batch = new QueryBatchEx<QueryRunnerWithDocument>(player, LogActionType.None, server_logic.getDynamoDbClient());
+            {
+                batch.addQuery(new DBQWriteToAttributeAllWithTransactionRunner());
+                batch.addQuery(new QueryFinal());
+            }
+
+            result = await QueryHelper.sendQueryAndBusinessLog(batch);
+            if (result.isFail())
+            {
+                send_S2C_ACK_LAND_INFO(player, result, res);
+                return result;
+            }
+
+            send_S2C_ACK_LAND_INFO(player, result, res);
+            return result;
+        };
+
+        result = await player.runTransactionRunnerSafely(TransactionIdType.PrivateContents, "LandInfo", fn_transaction_runner);
+        if (result.isFail())
+        {
+            err_msg = $"Failed to runTransactionRunnerSafely() !!! : {result.toBasicString()} - {player.toBasicString()}";
+            Log.getLogger().error(err_msg);
+        }
+
+        return result;
+    }
+}