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GameServer/Contents/ItemTool/PacketHandler/ItemToolUsePacketHandler.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 ServerCommon;
+using ServerCommon.BusinessLogDomain;
+using MetaAssets;
+
+
+using static ClientToGameReq.Types;
+using static ClientToGameRes.Types;
+
+
+namespace GameServer.PacketHandler;
+
+[PacketHandler(typeof(ClientToGameReq), typeof(UseToolItemReq), typeof(ItemToolUsePacketHandler), typeof(GameLoginListener))]
+public class ItemToolUsePacketHandler : PacketRecvHandler
+{
+    public static bool send_S2C_ACK_ITEM_TOOL_USE(Player owner, Result result)
+    {
+        var ack_packet = new ClientToGame();
+        ack_packet.Response = new ClientToGameRes();
+
+        ack_packet.Response.ErrorCode = result.ErrorCode;
+        ack_packet.Response.UseToolItemRes = new UseToolItemRes();
+
+        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 entity_player = entityWithSession as Player;
+        NullReferenceCheckHelper.throwIfNull(entity_player, () => "player is null !!!");
+
+        var recv_msg = recvMessage as ClientToGame;
+        ArgumentNullReferenceCheckHelper.throwIfNull(recv_msg, () => $"recv_msg is null !!! - {entity_player.toBasicString()}");
+        var request = recv_msg.Request.UseToolItemReq;
+        ArgumentNullReferenceCheckHelper.throwIfNull(request, () => $"request is null !!! - {entity_player.toBasicString()}");
+
+        var server_logic = GameServerApp.getServerLogic();
+        
+        var player_action = entity_player.getEntityAction<PlayerAction>();
+        NullReferenceCheckHelper.throwIfNull(player_action, () => $"player_action is null !!! - {entity_player.toBasicString()}");
+
+        var selected_character = player_action.getSelectedCharacter();
+        if (null == selected_character)
+        {
+            err_msg = $"Not selected Character !!! - {entity_player.toBasicString()}";
+            result.setFail(ServerErrorCode.CharacterNotSelected, err_msg);
+            Log.getLogger().error(result.toBasicString());
+
+            send_S2C_ACK_ITEM_TOOL_USE(entity_player, result);
+            return result;
+        }
+
+        var fn_item_tool_use = async delegate ()
+        {
+            var result = new Result();
+
+            var item_tool_action = entity_player.getEntityAction<ItemToolAction>();
+            NullReferenceCheckHelper.throwIfNull(item_tool_action, () => $"item_tool_action is null !!! - {entity_player.toBasicString()}");
+
+            result = await item_tool_action.tryUseItemTool( request.EquipedToolItemStep, request.EquipedToolItemRandomState
+                                                          , (Int64)request.ActionStartTime );
+            if (result.isFail())
+            {
+                err_msg = $"Failed to tryUseItemTool() !!! : {result.toBasicString()} - {entity_player.toBasicString()}";
+                Log.getLogger().error(err_msg);
+
+                send_S2C_ACK_ITEM_TOOL_USE(entity_player, result);
+                return result;
+            }
+
+            var batch = new QueryBatchEx<QueryRunnerWithDocument>( entity_player, LogActionType.ItemUse
+                                                                 , server_logic.getDynamoDbClient()
+                                                                 , true );
+            {
+                batch.addQuery(new DBQWriteToAttributeAllWithTransactionRunner());
+            }
+
+            result = await QueryHelper.sendQueryAndBusinessLog(batch);
+            if (result.isFail())
+            {
+                return result;
+            }
+
+            send_S2C_ACK_ITEM_TOOL_USE(entity_player, result);
+
+            item_tool_action.send_S2C_NTF_ITEM_TOOL_USE();
+
+            return result;
+        };
+
+        result = await entity_player.runTransactionRunnerSafely(TransactionIdType.PrivateContents, "ItemToolUse", fn_item_tool_use);
+        if (result.isFail())
+        {
+            err_msg = $"Failed to runTransactionRunnerSafely() !!! : {result.toBasicString()} - {entity_player.toBasicString()}";
+            Log.getLogger().error(err_msg);
+        }
+
+        return result;
+    }
+}