Merge branch 'development' into dev-quests

proto/AbilityMixinWidgetMpSupport.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message AbilityMixinWidgetMpSupport {
+	uint32 target_entity_id = 1;
+}

proto/AllWidgetDataNotify.proto

@@ -0,0 +1,29 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "LunchBoxData.proto";
+import "AnchorPointData.proto";
+import "OneoffGatherPointDetectorData.proto";
+import "ClientCollectorData.proto";
+import "WidgetCoolDownData.proto";
+import "WidgetSlotData.proto";
+
+message AllWidgetDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4260;
+	}
+
+	repeated AnchorPointData anchor_point_list = 2;
+	uint32 next_anchor_point_usable_time = 3;
+	LunchBoxData lunch_box_data = 5;
+	repeated OneoffGatherPointDetectorData oneoff_gather_point_detector_data_list = 6;
+	repeated ClientCollectorData client_collector_data_list = 7;
+	repeated WidgetCoolDownData cool_down_group_data_list = 8;
+	repeated WidgetCoolDownData normal_cool_down_data_list = 9;
+	repeated WidgetSlotData slot_list = 11;
+}

proto/AnchorPointData.proto

@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "Vector.proto";
+
+message AnchorPointData {
+	uint32 anchor_point_id = 1;
+	Vector pos = 2;
+	Vector rot = 3;
+	uint32 end_time = 4;
+}

proto/AnchorPointDataNotify.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "AnchorPointData.proto";
+
+message AnchorPointDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4253;
+	}
+
+	repeated AnchorPointData anchor_point_list = 1;
+	uint32 next_usable_time = 2;
+}

proto/AnchorPointOpReq.proto

@@ -0,0 +1,24 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message AnchorPointOpReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4255;
+	}
+
+	enum AnchorPointOpType {
+		ANCHOR_POINT_OP_NONE = 0;
+		ANCHOR_POINT_OP_TELEPORT = 1;
+		ANCHOR_POINT_OP_REMOVE = 2;
+	}
+
+	uint32 anchor_point_op_type = 1;
+	uint32 anchor_point_id = 2;
+}

proto/AnchorPointOpRsp.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message AnchorPointOpRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4274;
+	}
+
+	int32 retcode = 1;
+	uint32 anchor_point_op_type = 2;
+	uint32 anchor_point_id = 3;
+}

proto/ClientCollectorData.proto

@@ -0,0 +1,10 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message ClientCollectorData {
+	uint32 material_id = 1;
+	uint32 max_points = 2;
+	uint32 curr_points = 3;
+}

proto/ClientCollectorDataNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "ClientCollectorData.proto";
+
+message ClientCollectorDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4280;
+	}
+
+	repeated ClientCollectorData client_collector_data_list = 1;
+}

proto/GetWidgetSlotReq.proto

@@ -0,0 +1,16 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message GetWidgetSlotReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4285;
+	}
+
+}

proto/GetWidgetSlotRsp.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotData.proto";
+
+message GetWidgetSlotRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4291;
+	}
+
+	int32 retcode = 1;
+	repeated WidgetSlotData slot_list = 2;
+}

proto/LunchBoxData.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message LunchBoxData {
+	map<uint32, uint32> slot_material_map = 1;
+}

proto/LunchBoxSlotType.proto

@@ -0,0 +1,9 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+enum LunchBoxSlotType {
+	LUNCH_BOX_SLOT_NONE = 0;
+	LUNCH_BOX_SLOT_REVIVE = 1;
+	LUNCH_BOX_SLOT_HEAL = 2;
+}

proto/OneoffGatherPointDetectorData.proto

@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "Vector.proto";
+
+message OneoffGatherPointDetectorData {
+	uint32 material_id = 1;
+	bool is_all_collected = 2;
+	bool is_hint_valid = 3;
+	Vector hint_center_pos = 4;
+	uint32 hint_radius = 5;
+	uint32 group_id = 6;
+	uint32 config_id = 7;
+}

proto/OneoffGatherPointDetectorDataNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "OneoffGatherPointDetectorData.proto";
+
+message OneoffGatherPointDetectorDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4288;
+	}
+
+	repeated OneoffGatherPointDetectorData oneoff_gather_point_detector_data_list = 1;
+}

proto/QuickUseWidgetReq.proto

@@ -0,0 +1,26 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetCreateLocationInfo.proto";
+import "WidgetCameraInfo.proto";
+import "WidgetCreatorInfo.proto";
+import "WidgetThunderBirdFeatherInfo.proto";
+
+message QuickUseWidgetReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4300;
+	}
+
+	oneof Param {
+		WidgetCreateLocationInfo location_info = 20;
+		WidgetCameraInfo camera_info = 21;
+		WidgetCreatorInfo creator_info = 22;
+		WidgetThunderBirdFeatherInfo thunder_bird_feather_info = 23;
+	}
+}

proto/QuickUseWidgetRsp.proto

@@ -0,0 +1,21 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "OneoffGatherPointDetectorData.proto";
+import "ClientCollectorData.proto";
+
+message QuickUseWidgetRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4258;
+	}
+
+	int32 retcode = 1;
+	uint32 material_id = 2;
+	OneoffGatherPointDetectorData detector_data = 3;
+	ClientCollectorData client_collector_data = 4;
+}

proto/SetUpLunchBoxWidgetReq.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "LunchBoxData.proto";
+
+message SetUpLunchBoxWidgetReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4265;
+	}
+
+	LunchBoxData lunch_box_data = 1;
+}

proto/SetUpLunchBoxWidgetRsp.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "LunchBoxData.proto";
+
+message SetUpLunchBoxWidgetRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4297;
+	}
+
+	int32 retcode = 1;
+	LunchBoxData lunch_box_data = 2;
+}

proto/SetWidgetSlotReq.proto

@@ -0,0 +1,21 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotOp.proto";
+import "WidgetSlotTag.proto";
+
+message SetWidgetSlotReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4269;
+	}
+
+	WidgetSlotOp op = 2;
+	repeated WidgetSlotTag tag_list = 3;
+	uint32 material_id = 4;
+}

proto/SetWidgetSlotRsp.proto

@@ -0,0 +1,21 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotOp.proto";
+import "WidgetSlotTag.proto";
+
+message SetWidgetSlotRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4279;
+	}
+
+	int32 retcode = 1;
+	WidgetSlotOp op = 2;
+	repeated WidgetSlotTag tag_list = 3;
+	uint32 material_id = 4;
+}

proto/UseWidgetCreateGadgetReq.proto

@@ -0,0 +1,20 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "Vector.proto";
+
+message UseWidgetCreateGadgetReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4276;
+	}
+
+	uint32 material_id = 1;
+	Vector pos = 2;
+	Vector rot = 3;
+}

proto/UseWidgetCreateGadgetRsp.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message UseWidgetCreateGadgetRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4270;
+	}
+
+	int32 retcode = 1;
+	uint32 material_id = 2;
+}

proto/UseWidgetRetractGadgetReq.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message UseWidgetRetractGadgetReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4273;
+	}
+
+	uint32 entity_id = 1;
+}

proto/UseWidgetRetractGadgetRsp.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message UseWidgetRetractGadgetRsp {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4266;
+	}
+
+	int32 retcode = 1;
+	uint32 entity_id = 2;
+}

proto/WidgetActiveChangeNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotData.proto";
+
+message WidgetActiveChangeNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4264;
+	}
+
+	repeated WidgetSlotData widget_data_list = 1;
+}

proto/WidgetCameraInfo.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetCameraInfo {
+	uint32 target_entity_id = 1;
+}

proto/WidgetCoolDownData.proto

@@ -0,0 +1,10 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetCoolDownData {
+	uint32 id = 1;
+	uint64 cool_down_time = 2;
+	bool is_success = 3;
+}

proto/WidgetCoolDownNotify.proto

@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetCoolDownData.proto";
+
+message WidgetCoolDownNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4298;
+	}
+
+	repeated WidgetCoolDownData group_cool_down_data_list = 1;
+	repeated WidgetCoolDownData normal_cool_down_data_list = 2;
+}

proto/WidgetCreateLocationInfo.proto

@@ -0,0 +1,10 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "Vector.proto";
+
+message WidgetCreateLocationInfo {
+	Vector pos = 1;
+	Vector rot = 2;
+}

proto/WidgetCreatorInfo.proto

@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetCreatorOpType.proto";
+import "WidgetCreateLocationInfo.proto";
+
+message WidgetCreatorInfo {
+	WidgetCreatorOpType op_type = 1;
+	uint32 entity_id = 2;
+	WidgetCreateLocationInfo location_info = 3;
+}

proto/WidgetCreatorOpType.proto

@@ -0,0 +1,9 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+enum WidgetCreatorOpType {
+	WIDGET_CREATOR_TYPE_NONE = 0;
+	WIDGET_CREATOR_TYPE_RETRACT = 1;
+	WIDGET_CREATOR_TYPE_RETRACT_AND_CREATE = 2;
+}

proto/WidgetDoBagReq.proto

@@ -0,0 +1,23 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetCreateLocationInfo.proto";
+import "WidgetCreatorInfo.proto";
+
+message WidgetDoBagReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4290;
+	}
+
+	oneof OpInfo {
+		WidgetCreateLocationInfo location_info = 20;
+		WidgetCreatorInfo widget_creator_info = 21;
+	}
+	uint32 material_id = 1;
+}

proto/WidgetDoBagRsp.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetDoBagRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4271;
+	}
+
+	int32 retcode = 1;
+	uint32 material_id = 2;
+}

proto/WidgetGadgetAllDataNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetGadgetData.proto";
+
+message WidgetGadgetAllDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4262;
+	}
+
+	repeated WidgetGadgetData widget_gadget_data = 1;
+}

proto/WidgetGadgetData.proto

@@ -0,0 +1,9 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetGadgetData {
+	uint32 gadget_id = 1;
+	repeated uint32 gadget_entity_id_list = 3;
+}

proto/WidgetGadgetDataNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetGadgetData.proto";
+
+message WidgetGadgetDataNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4256;
+	}
+
+	WidgetGadgetData widget_gadget_data = 1;
+}

proto/WidgetGadgetDestroyNotify.proto

@@ -0,0 +1,16 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetGadgetDestroyNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4268;
+	}
+
+	uint32 entity_id = 1;
+}

proto/WidgetReportReq.proto

@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetReportReq {
+	enum CmdId {
+		option allow_alias = true;
+		ENET_CHANNEL_ID = 0;
+		NONE = 0;
+		ENET_IS_RELIABLE = 1;
+		IS_ALLOW_CLIENT = 1;
+		CMD_ID = 4294;
+	}
+
+	uint32 material_id = 1;
+	bool is_clear_hint = 2;
+	bool is_client_collect = 3;
+}

proto/WidgetReportRsp.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetReportRsp {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4259;
+	}
+
+	int32 retcode = 1;
+	uint32 material_id = 2;
+}

proto/WidgetSlotChangeNotify.proto

@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotOp.proto";
+import "WidgetSlotData.proto";
+
+message WidgetSlotChangeNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4289;
+	}
+
+	WidgetSlotOp op = 1;
+	WidgetSlotData slot = 2;
+}

proto/WidgetSlotData.proto

@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+import "WidgetSlotTag.proto";
+
+message WidgetSlotData {
+	WidgetSlotTag tag = 1;
+	uint32 material_id = 2;
+	uint32 cd_over_time = 3;
+	bool is_active = 4;
+}

proto/WidgetSlotOp.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+enum WidgetSlotOp {
+	ATTACH = 0;
+	DETACH = 1;
+}

proto/WidgetSlotTag.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+enum WidgetSlotTag {
+	WIDGET_SLOT_QUICK_USE = 0;
+	WIDGET_SLOT_ATTACH_AVATAR = 1;
+}

proto/WidgetSlotTagComparer.proto

@@ -0,0 +1,7 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetSlotTagComparer {
+}

proto/WidgetThunderBirdFeatherInfo.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetThunderBirdFeatherInfo {
+	repeated uint32 entity_id_list = 1;
+}

proto/WidgetUseAttachAbilityGroupChangeNotify.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+option java_package = "emu.grasscutter.net.proto";
+
+
+message WidgetUseAttachAbilityGroupChangeNotify {
+	enum CmdId {
+		option allow_alias = true;
+		NONE = 0;
+		ENET_CHANNEL_ID = 0;
+		ENET_IS_RELIABLE = 1;
+		CMD_ID = 4292;
+	}
+
+	uint32 material_id = 1;
+	bool is_attach = 2;
+}

src/main/java/emu/grasscutter/Grasscutter.java

@@ -4,6 +4,7 @@ import java.io.*;
 import java.util.Calendar;
 
 import emu.grasscutter.command.CommandMap;
+import emu.grasscutter.game.managers.StaminaManager.StaminaManager;
 import emu.grasscutter.plugin.PluginManager;
 import emu.grasscutter.plugin.api.ServerHook;
 import emu.grasscutter.scripts.ScriptLoader;
@@ -110,6 +111,9 @@ public final class Grasscutter {
 		new ServerHook(gameServer, dispatchServer);
 		// Create plugin manager instance.
 		pluginManager = new PluginManager();
+
+		// TODO: find a better place?
+		StaminaManager.initialize();
 	
 		// Start servers.
 		var runMode = SERVER.runMode;

src/main/java/emu/grasscutter/game/gacha/GachaManager.java

@@ -13,6 +13,7 @@ import com.google.gson.reflect.TypeToken;
 import com.sun.nio.file.SensitivityWatchEventModifier;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.common.ItemParamData;
 import emu.grasscutter.data.def.ItemData;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.avatar.Avatar;
@@ -127,13 +128,8 @@ public class GachaManager {
 		}
 
 		// Spend currency
-		if (banner.getCostItem() > 0) {
+		if (banner.getCostItem() > 0 && !player.getInventory().payItem(banner.getCostItem(), times)) {
-			GameItem costItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(banner.getCostItem());
+			return;
-			if (costItem == null || costItem.getCount() < times) {
-				return;
-			}
-			
-			player.getInventory().removeItem(costItem, times);
 		}
 		
 		// Roll

src/main/java/emu/grasscutter/game/inventory/Inventory.java

@@ -7,6 +7,7 @@ import java.util.List;
 
 import emu.grasscutter.GameConstants;
 import emu.grasscutter.data.GameData;
+import emu.grasscutter.data.common.ItemParamData;
 import emu.grasscutter.data.def.AvatarCostumeData;
 import emu.grasscutter.data.def.AvatarData;
 import emu.grasscutter.data.def.AvatarFlycloakData;
@@ -256,6 +257,64 @@ public class Inventory implements Iterable<GameItem> {
 					getPlayer().setCrystals(player.getCrystals() + count);
 		}
 	}
+
+	private int getVirtualItemCount(int itemId) {
+		switch (itemId) {
+			case 201:  // Primogem
+				return player.getPrimogems();
+			case 202:  // Mora
+				return player.getMora();
+			case 203:  // Genesis Crystals
+				return player.getCrystals();
+			default:
+				GameItem item = getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(itemId);  // What if we ever want to operate on weapons/relics/furniture? :S
+				return (item == null) ? 0 : item.getCount();
+		}
+	}
+
+	public boolean payItem(int id, int count) {
+		return payItem(new ItemParamData(id, count));
+	}
+
+	public boolean payItem(ItemParamData costItem) {
+		return payItems(new ItemParamData[] {costItem}, 1, null);
+	}
+
+	public boolean payItems(ItemParamData[] costItems) {
+		return payItems(costItems, 1, null);
+	}
+
+	public boolean payItems(ItemParamData[] costItems, int quantity) {
+		return payItems(costItems, quantity, null);
+	}
+	
+	public synchronized boolean payItems(ItemParamData[] costItems, int quantity, ActionReason reason) {
+		// Make sure player has requisite items
+		for (ItemParamData cost : costItems) {
+			if (getVirtualItemCount(cost.getId()) < (cost.getCount() * quantity)) {
+				return false;
+			}
+		}
+		// All costs are satisfied, now remove them all
+		for (ItemParamData cost : costItems) {
+			switch (cost.getId()) {
+				case 201 ->  // Primogem
+					player.setPrimogems(player.getPrimogems() - (cost.getCount() * quantity));
+				case 202 ->  // Mora
+					player.setMora(player.getMora() - (cost.getCount() * quantity));
+				case 203 ->  // Genesis Crystals
+					player.setCrystals(player.getCrystals() - (cost.getCount() * quantity));
+				default ->
+					removeItem(getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId()), cost.getCount() * quantity);
+			}
+		}
+		
+		if (reason != null) {  // Do we need these?
+			// getPlayer().sendPacket(new PacketItemAddHintNotify(changedItems, reason));
+		}
+		// getPlayer().sendPacket(new PacketStoreItemChangeNotify(changedItems));
+		return true;
+	}
 	
 	public void removeItems(List<GameItem> items) {
 		// TODO Bulk delete

src/main/java/emu/grasscutter/game/managers/InventoryManager.java

@@ -1,6 +1,7 @@
 package emu.grasscutter.game.managers;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -38,6 +39,8 @@ public class InventoryManager {
 	
 	private final static int RELIC_MATERIAL_1 = 105002; // Sanctifying Unction
 	private final static int RELIC_MATERIAL_2 = 105003; // Sanctifying Essence
+	private final static int RELIC_MATERIAL_EXP_1 = 2500; // Sanctifying Unction
+	private final static int RELIC_MATERIAL_EXP_2 = 10000; // Sanctifying Essence
 	
 	private final static int WEAPON_ORE_1 = 104011; // Enhancement Ore
 	private final static int WEAPON_ORE_2 = 104012; // Fine Enhancement Ore
@@ -85,6 +88,7 @@ public class InventoryManager {
 		int moraCost = 0;
 		int expGain = 0;
 		
+		List<GameItem> foodRelics = new ArrayList<GameItem>();
 		for (long guid : foodRelicList) {
 			// Add to delete queue
 			GameItem food = player.getInventory().getItemByGuid(guid);
@@ -96,23 +100,21 @@ public class InventoryManager {
 			expGain += food.getItemData().getBaseConvExp();
 			// Feeding artifact with exp already
 			if (food.getTotalExp() > 0) {
-				expGain += (int) Math.floor(food.getTotalExp() * .8f);
+				expGain += (food.getTotalExp() * 4) / 5;
 			}
+			foodRelics.add(food);
 		}
+		List<ItemParamData> payList = new ArrayList<ItemParamData>();
 		for (ItemParam itemParam : list) {
-			GameItem food = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(itemParam.getItemId());
+			int amount = itemParam.getCount();  // Previously this capped to inventory amount, but rejecting the payment makes more sense for an invalid order
-			if (food == null || food.getItemData().getMaterialType() != MaterialType.MATERIAL_RELIQUARY_MATERIAL) {
+			int gain = amount * switch(itemParam.getItemId()) {
-				continue;
+				case RELIC_MATERIAL_1 -> RELIC_MATERIAL_EXP_1;
-			}
+				case RELIC_MATERIAL_2 -> RELIC_MATERIAL_EXP_2;
-			int amount = Math.min(food.getCount(), itemParam.getCount());
+				default -> 0;
-			int gain = 0;
+			};
-			if (food.getItemId() == RELIC_MATERIAL_2) {
-				gain = 10000 * amount;
-			} else if (food.getItemId() == RELIC_MATERIAL_1) {
-				gain = 2500 * amount;
-			}
 			expGain += gain;
 			moraCost += gain;
+			payList.add(new ItemParamData(itemParam.getItemId(), itemParam.getCount()));
 		}
 		
 		// Make sure exp gain is valid
@@ -120,28 +122,14 @@ public class InventoryManager {
 			return;
 		}
 		
-		// Check mora
+		// Confirm payment of materials and mora (assume food relics are payable afterwards)
-		if (player.getMora() < moraCost) {
+		payList.add(new ItemParamData(202, moraCost));
+		if (!player.getInventory().payItems(payList.toArray(new ItemParamData[0]))) {
 			return;
 		}
-		player.setMora(player.getMora() - moraCost);
 		
-		// Consume food items
+		// Consume food relics
-		for (long guid : foodRelicList) {
+		player.getInventory().removeItems(foodRelics);
-			GameItem food = player.getInventory().getItemByGuid(guid);
-			if (food == null || !food.isDestroyable()) {
-				continue;
-			}
-			player.getInventory().removeItem(food);
-		}
-		for (ItemParam itemParam : list) {
-			GameItem food = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(itemParam.getItemId());
-			if (food == null || food.getItemData().getMaterialType() != MaterialType.MATERIAL_RELIQUARY_MATERIAL) {
-				continue;
-			}
-			int amount = Math.min(food.getCount(), itemParam.getCount());
-			player.getInventory().removeItem(food, amount);
-		}
 		
 		// Implement random rate boost
 		int rate = 1;
@@ -231,22 +219,16 @@ public class InventoryManager {
 			}
 			expGain += food.getItemData().getWeaponBaseExp();
 			if (food.getTotalExp() > 0) {
-				expGain += (int) Math.floor(food.getTotalExp() * .8f);
+				expGain += (food.getTotalExp() * 4) / 5;
 			}
 		}
 		for (ItemParam param : itemParamList) {
-			GameItem food = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(param.getItemId());
+			expGain += param.getCount() * switch(param.getItemId()) {
-			if (food == null || food.getItemData().getMaterialType() != MaterialType.MATERIAL_WEAPON_EXP_STONE) {
+				case WEAPON_ORE_1 -> WEAPON_ORE_EXP_1;
-				continue;
+				case WEAPON_ORE_2 -> WEAPON_ORE_EXP_2;
-			}
+				case WEAPON_ORE_3 -> WEAPON_ORE_EXP_3;
-			int amount = Math.min(param.getCount(), food.getCount());
+				default -> 0;
-			if (food.getItemId() == WEAPON_ORE_3) {
+			};
-				expGain += 10000 * amount;
-			} else if (food.getItemId() == WEAPON_ORE_2) {
-				expGain += 2000 * amount;
-			} else if (food.getItemId() == WEAPON_ORE_1) {
-				expGain += 400 * amount;
-			}
 		}
 		
 		// Try
@@ -288,65 +270,45 @@ public class InventoryManager {
 		}
 		
 		// Get exp gain
-		int expGain = 0, moraCost = 0;
+		int expGain = 0, expGainFree = 0;
-		
+		List<GameItem> foodWeapons = new ArrayList<GameItem>();
 		for (long guid : foodWeaponGuidList) {
 			GameItem food = player.getInventory().getItemByGuid(guid);
 			if (food == null || !food.isDestroyable()) {
 				continue;
 			}
 			expGain += food.getItemData().getWeaponBaseExp();
-			moraCost += (int) Math.floor(food.getItemData().getWeaponBaseExp() * .1f);
 			if (food.getTotalExp() > 0) {
-				expGain += (int) Math.floor(food.getTotalExp() * .8f);
+				expGainFree += (food.getTotalExp() * 4) / 5;  // No tax :D
 			}
+			foodWeapons.add(food);
 		}
+		List<ItemParamData> payList = new ArrayList<ItemParamData>();
 		for (ItemParam param : itemParamList) {
-			GameItem food = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(param.getItemId());
+			int amount = param.getCount();  // Previously this capped to inventory amount, but rejecting the payment makes more sense for an invalid order
-			if (food == null || food.getItemData().getMaterialType() != MaterialType.MATERIAL_WEAPON_EXP_STONE) {
+			int gain = amount * switch(param.getItemId()) {
-				continue;
+				case WEAPON_ORE_1 -> WEAPON_ORE_EXP_1;
-			}
+				case WEAPON_ORE_2 -> WEAPON_ORE_EXP_2;
-			int amount = Math.min(param.getCount(), food.getCount());
+				case WEAPON_ORE_3 -> WEAPON_ORE_EXP_3;
-			int gain = 0;
+				default -> 0;
-			if (food.getItemId() == WEAPON_ORE_3) {
+			};
-				gain = 10000 * amount;
-			} else if (food.getItemId() == WEAPON_ORE_2) {
-				gain = 2000 * amount;
-			} else if (food.getItemId() == WEAPON_ORE_1) {
-				gain = 400 * amount;
-			}
 			expGain += gain;
-			moraCost += (int) Math.floor(gain * .1f);
+			payList.add(new ItemParamData(param.getItemId(), amount));
 		}
 		
 		// Make sure exp gain is valid
+		int moraCost = expGain / 10;
+		expGain += expGainFree;
 		if (expGain <= 0) {
 			return;
 		}
-		
+
-		// Mora check
+		// Confirm payment of materials and mora (assume food weapons are payable afterwards)
-		if (player.getMora() >= moraCost) {
+		payList.add(new ItemParamData(202, moraCost));
-			player.setMora(player.getMora() - moraCost);
+		if (!player.getInventory().payItems(payList.toArray(new ItemParamData[0]))) {
-		} else {
 			return;
 		}
-		
+		player.getInventory().removeItems(foodWeapons);
-		// Consume weapon/items used to feed
-		for (long guid : foodWeaponGuidList) {
-			GameItem food = player.getInventory().getItemByGuid(guid);
-			if (food == null || !food.isDestroyable()) {
-				continue;
-			}
-			player.getInventory().removeItem(food);
-		}
-		for (ItemParam param : itemParamList) {
-			GameItem food = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(param.getItemId());
-			if (food == null || food.getItemData().getMaterialType() != MaterialType.MATERIAL_WEAPON_EXP_STONE) {
-				continue;
-			}
-			int amount = Math.min(param.getCount(), food.getCount());
-			player.getInventory().removeItem(food, amount);
-		}
 		
 		// Level up
 		int maxLevel = promoteData.getUnlockMaxLevel();
@@ -393,7 +355,7 @@ public class InventoryManager {
 		player.sendPacket(new PacketWeaponUpgradeRsp(weapon, oldLevel, leftovers));
 	}
 	
-	private List<ItemParam> getLeftoverOres(float leftover) {
+	private List<ItemParam> getLeftoverOres(int leftover) {
 		List<ItemParam> leftoverOreList = new ArrayList<>(3);
 		
 		if (leftover < WEAPON_ORE_EXP_1) {
@@ -401,11 +363,11 @@ public class InventoryManager {
 		}
 		
 		// Get leftovers
-		int ore3 = (int) Math.floor(leftover / WEAPON_ORE_EXP_3);
+		int ore3 = leftover / WEAPON_ORE_EXP_3;
 		leftover = leftover % WEAPON_ORE_EXP_3;
-		int ore2 = (int) Math.floor(leftover / WEAPON_ORE_EXP_2);
+		int ore2 = leftover / WEAPON_ORE_EXP_2;
 		leftover = leftover % WEAPON_ORE_EXP_2;
-		int ore1 = (int) Math.floor(leftover / WEAPON_ORE_EXP_1);
+		int ore1 = leftover / WEAPON_ORE_EXP_1;
 		
 		if (ore3 > 0) {
 			leftoverOreList.add(ItemParam.newBuilder().setItemId(WEAPON_ORE_3).setCount(ore3).build());
@@ -496,27 +458,16 @@ public class InventoryManager {
 			return;
 		}
 		
-		// Make sure player has promote items
+		// Pay materials and mora if possible
-		for (ItemParamData cost : nextPromoteData.getCostItems()) {
+		ItemParamData[] costs = nextPromoteData.getCostItems();  // Can this be null?
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
+		if (nextPromoteData.getCoinCost() > 0) {
-			if (feedItem == null || feedItem.getCount() < cost.getCount()) {
+			costs = Arrays.copyOf(costs, costs.length + 1);
-				return;
+			costs[costs.length-1] = new ItemParamData(202, nextPromoteData.getCoinCost());
-			}
 		}
-		
+		if (!player.getInventory().payItems(costs)) {
-		// Mora check
-		if (player.getMora() >= nextPromoteData.getCoinCost()) {
-			player.setMora(player.getMora() - nextPromoteData.getCoinCost());
-		} else {
 			return;
 		}
 		
-		// Consume promote filler items
-		for (ItemParamData cost : nextPromoteData.getCostItems()) {
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
-			player.getInventory().removeItem(feedItem, cost.getCount());
-		}
-		
 		int oldPromoteLevel = weapon.getPromoteLevel();
 		weapon.setPromoteLevel(nextPromoteLevel);
 		weapon.save();
@@ -552,27 +503,16 @@ public class InventoryManager {
 			return;
 		}
 		
-		// Make sure player has cost items
+		// Pay materials and mora if possible
-		for (ItemParamData cost : nextPromoteData.getCostItems()) {
+		ItemParamData[] costs = nextPromoteData.getCostItems();  // Can this be null?
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
+		if (nextPromoteData.getCoinCost() > 0) {
-			if (feedItem == null || feedItem.getCount() < cost.getCount()) {
+			costs = Arrays.copyOf(costs, costs.length + 1);
-				return;
+			costs[costs.length-1] = new ItemParamData(202, nextPromoteData.getCoinCost());
-			}
 		}
-		
+		if (!player.getInventory().payItems(costs)) {
-		// Mora check
-		if (player.getMora() >= nextPromoteData.getCoinCost()) {
-			player.setMora(player.getMora() - nextPromoteData.getCoinCost());
-		} else {
 			return;
 		}
 		
-		// Consume promote filler items
-		for (ItemParamData cost : nextPromoteData.getCostItems()) {
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
-			player.getInventory().removeItem(feedItem, cost.getCount());
-		}
-		
 		// Update promote level
 		avatar.setPromoteLevel(nextPromoteLevel);
 		
@@ -616,34 +556,25 @@ public class InventoryManager {
 			return;
 		}
 		
-		GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(itemId);
-		
-		if (feedItem == null || feedItem.getItemData().getMaterialType() != MaterialType.MATERIAL_EXP_FRUIT || feedItem.getCount() < count) {
-			return;
-		}
-		
 		// Calc exp
-		int expGain = 0, moraCost = 0;
+		int expGain = switch(itemId) {
+			case AVATAR_BOOK_1 -> AVATAR_BOOK_EXP_1 * count;
+			case AVATAR_BOOK_2 -> AVATAR_BOOK_EXP_2 * count;
+			case AVATAR_BOOK_3 -> AVATAR_BOOK_EXP_3 * count;
+			default -> 0;
+		};
 		
-		// TODO clean up
+		// Sanity check
-		if (itemId == AVATAR_BOOK_3) {
+		if (expGain <= 0) {
-			expGain = AVATAR_BOOK_EXP_3 * count;
+			return;
-		} else if (itemId == AVATAR_BOOK_2) {
+		}
-			expGain = AVATAR_BOOK_EXP_2 * count;
+
-		} else if (itemId == AVATAR_BOOK_1) {
+		// Payment check
-			expGain = AVATAR_BOOK_EXP_1 * count;
+		int moraCost = expGain / 5;
-		}
+		ItemParamData[] costItems = new ItemParamData[] {new ItemParamData(itemId, count), new ItemParamData(202, moraCost)};
-		moraCost = (int) Math.floor(expGain * .2f);
+		if (!player.getInventory().payItems(costItems)) {
-		
-		// Mora check
-		if (player.getMora() >= moraCost) {
-			player.setMora(player.getMora() - moraCost);
-		} else {
 			return;
 		}
-		
-		// Consume items
-		player.getInventory().removeItem(feedItem, count);
 		
 		// Level up
 		upgradeAvatar(player, avatar, promoteData, expGain);
@@ -764,33 +695,15 @@ public class InventoryManager {
 			return;
 		}
 		
-		// Make sure player has cost items
+		// Pay materials and mora if possible
-		for (ItemParamData cost : proudSkill.getCostItems()) {
+		List<ItemParamData> costs = new ArrayList<ItemParamData>(proudSkill.getCostItems());  // Can this be null?
-			if (cost.getId() == 0) {
+		if (proudSkill.getCoinCost() > 0) {
-				continue;
+			costs.add(new ItemParamData(202, proudSkill.getCoinCost()));
-			}
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
-			if (feedItem == null || feedItem.getCount() < cost.getCount()) {
-				return;
-			}
 		}
-		
+		if (!player.getInventory().payItems(costs.toArray(new ItemParamData[0]))) {
-		// Mora check
-		if (player.getMora() >= proudSkill.getCoinCost()) {
-			player.setMora(player.getMora() - proudSkill.getCoinCost());
-		} else {
 			return;
 		}
 		
-		// Consume promote filler items
-		for (ItemParamData cost : proudSkill.getCostItems()) {
-			if (cost.getId() == 0) {
-				continue;
-			}
-			GameItem feedItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(cost.getId());
-			player.getInventory().removeItem(feedItem, cost.getCount());
-		}
-		
 		// Upgrade skill
 		avatar.getSkillLevelMap().put(skillId, nextLevel);
 		avatar.save();
@@ -822,14 +735,11 @@ public class InventoryManager {
 			return;
 		}
 		
-		GameItem costItem = player.getInventory().getInventoryTab(ItemType.ITEM_MATERIAL).getItemById(talentData.getMainCostItemId());
+		// Pay constellation item if possible
-		if (costItem == null || costItem.getCount() < talentData.getMainCostItemCount()) {
+		if (!player.getInventory().payItem(talentData.getMainCostItemId(), 1)) {
 			return;
 		}
 		
-		// Consume item
-		player.getInventory().removeItem(costItem, talentData.getMainCostItemCount());
-		
 		// Apply + recalc
 		avatar.getTalentIdList().add(talentData.getId());
 		avatar.setCoreProudSkillLevel(currentTalentLevel + 1);

src/main/java/emu/grasscutter/game/managers/StaminaManager/AfterUpdateStaminaListener.java

@@ -8,5 +8,5 @@ public interface AfterUpdateStaminaListener {
      * @param reason     Why updating stamina.
      * @param newStamina New Stamina value.
      */
-    void onAfterUpdateStamina(String reason, int newStamina);
+    void onAfterUpdateStamina(String reason, int newStamina, boolean isCharacterStamina);
 }

src/main/java/emu/grasscutter/game/managers/StaminaManager/BeforeUpdateStaminaListener.java

@@ -8,7 +8,7 @@ public interface BeforeUpdateStaminaListener {
      * @param newStamina New ABSOLUTE stamina value.
      * @return true if you want to cancel this update, otherwise false.
      */
-    int onBeforeUpdateStamina(String reason, int newStamina);
+    int onBeforeUpdateStamina(String reason, int newStamina, boolean isCharacterStamina);
     /**
      * onBeforeUpdateStamina() will be called before StaminaManager attempt to update the player's current stamina.
      * This gives listeners a chance to intercept this update.
@@ -16,5 +16,5 @@ public interface BeforeUpdateStaminaListener {
      * @param consumption ConsumptionType and RELATIVE stamina change amount.
      * @return true if you want to cancel this update, otherwise false.
      */
-    Consumption onBeforeUpdateStamina(String reason, Consumption consumption);
+    Consumption onBeforeUpdateStamina(String reason, Consumption consumption, boolean isCharacterStamina);
 }

src/main/java/emu/grasscutter/game/managers/StaminaManager/ConsumptionType.java

@@ -13,18 +13,19 @@ public enum ConsumptionType {
     // Slow swimming is handled per movement, not per second.
     // Arm movement frequency depends on gender/age/height.
     // TODO: Instead of cost -80 per tick, find a proper way to calculate cost.
-    SKIFF(-300), // TODO: Get real value
+    SKIFF_DASH(-204),
     SPRINT(-1800),
-    SWIM_DASH_START(-20),
+    SWIM_DASH_START(-2000),
     SWIM_DASH(-204), // -10.2 per second, 5Hz = -204 each tick
     SWIMMING(-80),
     TALENT_DASH(-300), // -1500 per second, 5Hz = -300 each tick
     TALENT_DASH_START(-1000),
 
     // restore
-    POWERED_FLY(500), // TODO: Get real value
+    POWERED_FLY(500),
-    POWERED_SKIFF(2000), // TODO: Get real value
+    POWERED_SKIFF(500),
     RUN(500),
+    SKIFF(500),
     STANDBY(500),
     WALK(500);
 

src/main/java/emu/grasscutter/game/managers/StaminaManager/StaminaManager.java

@@ -2,6 +2,7 @@ package emu.grasscutter.game.managers.StaminaManager;
 
 import ch.qos.logback.classic.Logger;
 import emu.grasscutter.Grasscutter;
+import emu.grasscutter.data.GameData;
 import emu.grasscutter.game.entity.EntityAvatar;
 import emu.grasscutter.game.entity.GameEntity;
 import emu.grasscutter.game.player.Player;
@@ -13,21 +14,21 @@ import emu.grasscutter.net.proto.MotionInfoOuterClass.MotionInfo;
 import emu.grasscutter.net.proto.MotionStateOuterClass.MotionState;
 import emu.grasscutter.net.proto.PlayerDieTypeOuterClass.PlayerDieType;
 import emu.grasscutter.net.proto.VectorOuterClass.Vector;
+import emu.grasscutter.net.proto.VehicleInteractTypeOuterClass.VehicleInteractType;
 import emu.grasscutter.server.game.GameSession;
 import emu.grasscutter.server.packet.send.*;
 import emu.grasscutter.utils.Position;
 import org.jetbrains.annotations.NotNull;
 
-import java.lang.Math;
 import java.util.*;
 
-import static emu.grasscutter.Configuration.*;
+import static emu.grasscutter.Configuration.GAME_OPTIONS;
 
 public class StaminaManager {
 
     // TODO: Skiff state detection?
     private final Player player;
-    private final HashMap<String, HashSet<MotionState>> MotionStatesCategorized = new HashMap<>() {{
+    private static final HashMap<String, HashSet<MotionState>> MotionStatesCategorized = new HashMap<>() {{
         put("CLIMB", new HashSet<>(List.of(
                 MotionState.MOTION_CLIMB, // sustained, when not moving no cost no recover
                 MotionState.MOTION_STANDBY_TO_CLIMB // NOT OBSERVED, see MOTION_JUMP_UP_WALL_FOR_STANDBY
@@ -48,7 +49,7 @@ public class StaminaManager {
         )));
         put("SKIFF", new HashSet<>(List.of(
                 MotionState.MOTION_SKIFF_BOARDING, // NOT OBSERVED even when boarding
-                MotionState.MOTION_SKIFF_DASH, // NOT OBSERVED even when dashing
+                MotionState.MOTION_SKIFF_DASH, // sustained, observed with waverider entity ID.
                 MotionState.MOTION_SKIFF_NORMAL, // sustained, OBSERVED when both normal and dashing
                 MotionState.MOTION_SKIFF_POWERED_DASH // sustained, recover
         )));
@@ -108,7 +109,8 @@ public class StaminaManager {
     }};
 
     private final Logger logger = Grasscutter.getLogger();
-    public final static int GlobalMaximumStamina = 24000;
+    public final static int GlobalCharacterMaximumStamina = 24000;
+    public final static int GlobalVehicleMaxStamina = 24000;
     private Position currentCoordinates = new Position(0, 0, 0);
     private Position previousCoordinates = new Position(0, 0, 0);
     private MotionState currentState = MotionState.MOTION_STANDBY;
@@ -122,74 +124,58 @@ public class StaminaManager {
     private int lastSkillId = 0;
     private int lastSkillCasterId = 0;
     private boolean lastSkillFirstTick = true;
-    public static final HashSet<Integer> TalentMovements = new HashSet<>(List.of(
+    private int vehicleId = -1;
-            10013, // Kamisato Ayaka
+    private int vehicleStamina = GlobalVehicleMaxStamina;
-            10413 // Mona
+    private static final HashSet<Integer> TalentMovements = new HashSet<>(List.of(
+            10013, 10413
     ));
+    private static final HashMap<Integer, Float> ClimbFoodReductionMap = new HashMap<>() {{
+        // TODO: get real food id
+        put(0, 0.8f); // Sample food
+    }};
+    private static final HashMap<Integer, Float> DashFoodReductionMap = new HashMap<>() {{
+        // TODO: get real food id
+        put(0, 0.8f); // Sample food
+    }};
+    private static final HashMap<Integer, Float> FlyFoodReductionMap = new HashMap<>() {{
+        // TODO: get real food id
+        put(0, 0.8f); // Sample food
+    }};
+    private static final HashMap<Integer, Float> SwimFoodReductionMap = new HashMap<>() {{
+        // TODO: get real food id
+        put(0, 0.8f); // Sample food
+    }};
+    private static final HashMap<Integer, Float> ClimbTalentReductionMap = new HashMap<>() {{
+        put(262301, 0.8f);
+    }};
+    private static final HashMap<Integer, Float> FlyTalentReductionMap = new HashMap<>() {{
+        put(212301, 0.8f);
+        put(222301, 0.8f);
+    }};
+    private static final HashMap<Integer, Float> SwimTalentReductionMap = new HashMap<>() {{
+        put(242301, 0.8f);
+        put(542301, 0.8f);
+    }};
 
-    // TODO: Get from somewhere else, instead of hard-coded here?
+    public static final HashSet<Integer> BowAvatars = new HashSet<>();
-    public static final HashSet<Integer> ClaymoreSkills = new HashSet<>(List.of(
+    public static final HashSet<Integer> CatalystAvatars = new HashSet<>();
-            10160, // Diluc, /=2
+    public static final HashSet<Integer> ClaymoreAvatars = new HashSet<>();
-            10201, // Razor
+    public static final HashSet<Integer> PolearmAvatars = new HashSet<>();
-            10241, // Beidou
+    public static final HashSet<Integer> SwordAvatars = new HashSet<>();
-            10341, // Noelle
-            10401, // Chongyun
-            10441, // Xinyan
-            10511, // Eula
-            10531, // Sayu
-            10571 // Arataki Itto, = 0
-    ));
-    public static final HashSet<Integer> CatalystSkills = new HashSet<>(List.of(
-            10060, // Lisa
-            10070, // Barbara
-            10271, // Ningguang
-            10291, // Klee
-            10411, // Mona
-            10431, // Sucrose
-            10481, // Yanfei
-            10541, // Sangonomoiya Kokomi
-            10581 // Yae Miko
-    ));
-    public static final HashSet<Integer> PolearmSkills = new HashSet<>(List.of(
-            10231, // Xiangling
-            10261, // Xiao
-            10301, // Zhongli
-            10451, // Rosaria
-            10461, // Hu Tao
-            10501, // Thoma
-            10521, // Raiden Shogun
-            10631, // Shenhe
-            10641 // Yunjin
-    ));
-    public static final HashSet<Integer> SwordSkills = new HashSet<>(List.of(
-            10024, // Kamisato Ayaka
-            10031, // Jean
-            10073, // Kaeya
-            10321, // Bennett
-            10337, // Tartaglia, melee stance (10332 switch to melee, 10336 switch to ranged stance)
-            10351, // Qiqi
-            10381, // Xingqiu
-            10386, // Albedo
-            10421, // Keqing, =-2500
-            10471, // Kaedehara Kazuha
-            10661, // Kamisato Ayato
-            100553, // Lumine
-            100540 // Aether
-    ));
-    public static final HashSet<Integer> BowSkills = new HashSet<>(List.of(
-            10041, 10043, // Amber
-            10221, 10223,// Venti
-            10311, 10315, // Fischl
-            10331, 10335, // Tartaglia, ranged stance
-            10371, // Ganyu
-            10391, 10394, // Diona
-            10491, // Yoimiya
-            10551, 10554, // Gorou
-            10561, 10564, // Kojou Sara
-            10621, // Aloy
-            99998, 99999 // Yelan // TODO: get real values
-    ));
 
+    public static void initialize() {
+        // Initialize skill categories
+        GameData.getAvatarDataMap().forEach((avatarId, avatarData) -> {
+            switch (avatarData.getWeaponType()) {
+                case "WEAPON_BOW" -> BowAvatars.add(avatarId);
+                case "WEAPON_CLAYMORE" -> ClaymoreAvatars.add(avatarId);
+                case "WEAPON_CATALYST" -> CatalystAvatars.add(avatarId);
+                case "WEAPON_POLE" -> PolearmAvatars.add(avatarId);
+                case "WEAPON_SWORD_ONE_HAND" -> SwordAvatars.add(avatarId);
+            }
+        });
+        // TODO: Initialize foods etc.
+    }
 
     public StaminaManager(Player player) {
         this.player = player;
@@ -203,6 +189,22 @@ public class StaminaManager {
         lastSkillCasterId = skillCasterId;
     }
 
+    public int getMaxCharacterStamina() {
+        return player.getProperty(PlayerProperty.PROP_MAX_STAMINA);
+    }
+
+    public int getCurrentCharacterStamina() {
+        return player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA);
+    }
+
+    public int getMaxVehicleStamina() {
+        return GlobalVehicleMaxStamina;
+    }
+
+    public int getCurrentVehicleStamina() {
+        return vehicleStamina;
+    }
+
     public boolean registerBeforeUpdateStaminaListener(String listenerName, BeforeUpdateStaminaListener listener) {
         if (beforeUpdateStaminaListeners.containsKey(listenerName)) {
             return false;
@@ -244,67 +246,71 @@ public class StaminaManager {
         return Math.abs(diffX) > 0.3 || Math.abs(diffY) > 0.2 || Math.abs(diffZ) > 0.3;
     }
 
-    public int updateStaminaRelative(GameSession session, Consumption consumption) {
+    public int updateStaminaRelative(GameSession session, Consumption consumption, boolean isCharacterStamina) {
-        int currentStamina = player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA);
+        int currentStamina = isCharacterStamina ? getCurrentCharacterStamina() : getCurrentVehicleStamina();
         if (consumption.amount == 0) {
             return currentStamina;
         }
         // notify will update
         for (Map.Entry<String, BeforeUpdateStaminaListener> listener : beforeUpdateStaminaListeners.entrySet()) {
-            Consumption overriddenConsumption = listener.getValue().onBeforeUpdateStamina(consumption.type.toString(), consumption);
+            Consumption overriddenConsumption = listener.getValue().onBeforeUpdateStamina(consumption.type.toString(), consumption, isCharacterStamina);
             if ((overriddenConsumption.type != consumption.type) && (overriddenConsumption.amount != consumption.amount)) {
-                logger.debug("[StaminaManager] Stamina update relative(" +
+                logger.debug("Stamina update relative(" +
                         consumption.type.toString() + ", " + consumption.amount + ") overridden to relative(" +
                         consumption.type.toString() + ", " + consumption.amount + ") by: " + listener.getKey());
                 return currentStamina;
             }
         }
-        int playerMaxStamina = player.getProperty(PlayerProperty.PROP_MAX_STAMINA);
+        int maxStamina = isCharacterStamina ? getMaxCharacterStamina() : getMaxVehicleStamina();
-        logger.trace(currentStamina + "/" + playerMaxStamina + "\t" + currentState + "\t" +
+        logger.trace((isCharacterStamina ? "C " : "V ") + currentStamina + "/" + maxStamina + "\t" + currentState + "\t" +
                 (isPlayerMoving() ? "moving" : "      ") + "\t(" + consumption.type + "," +
                 consumption.amount + ")");
         int newStamina = currentStamina + consumption.amount;
         if (newStamina < 0) {
             newStamina = 0;
-        } else if (newStamina > playerMaxStamina) {
+        } else if (newStamina > maxStamina) {
-            newStamina = playerMaxStamina;
+            newStamina = maxStamina;
         }
-        return setStamina(session, consumption.type.toString(), newStamina);
+        return setStamina(session, consumption.type.toString(), newStamina, isCharacterStamina);
     }
 
-    public int updateStaminaAbsolute(GameSession session, String reason, int newStamina) {
+    public int updateStaminaAbsolute(GameSession session, String reason, int newStamina, boolean isCharacterStamina) {
-        int currentStamina = player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA);
+        int currentStamina = isCharacterStamina ? getCurrentCharacterStamina() : getCurrentVehicleStamina();
         // notify will update
         for (Map.Entry<String, BeforeUpdateStaminaListener> listener : beforeUpdateStaminaListeners.entrySet()) {
-            int overriddenNewStamina = listener.getValue().onBeforeUpdateStamina(reason, newStamina);
+            int overriddenNewStamina = listener.getValue().onBeforeUpdateStamina(reason, newStamina, isCharacterStamina);
             if (overriddenNewStamina != newStamina) {
-                logger.debug("[StaminaManager] Stamina update absolute(" +
+                logger.debug("Stamina update absolute(" +
                         reason + ", " + newStamina + ") overridden to absolute(" +
                         reason + ", " + newStamina + ") by: " + listener.getKey());
                 return currentStamina;
             }
         }
-        int playerMaxStamina = player.getProperty(PlayerProperty.PROP_MAX_STAMINA);
+        int maxStamina = isCharacterStamina ? getMaxCharacterStamina() : getMaxVehicleStamina();
         if (newStamina < 0) {
             newStamina = 0;
-        } else if (newStamina > playerMaxStamina) {
+        } else if (newStamina > maxStamina) {
-            newStamina = playerMaxStamina;
+            newStamina = maxStamina;
         }
-        return setStamina(session, reason, newStamina);
+        return setStamina(session, reason, newStamina, isCharacterStamina);
     }
 
-    // Returns new stamina and sends PlayerPropNotify
+    // Returns new stamina and sends PlayerPropNotify or VehicleStaminaNotify
-    public int setStamina(GameSession session, String reason, int newStamina) {
+    public int setStamina(GameSession session, String reason, int newStamina, boolean isCharacterStamina) {
         if (!GAME_OPTIONS.staminaUsage) {
-            newStamina = player.getProperty(PlayerProperty.PROP_MAX_STAMINA);
+            newStamina = getMaxCharacterStamina();
+        }
+        // set stamina if is character stamina
+        if (isCharacterStamina) {
+            player.setProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA, newStamina);
+            session.send(new PacketPlayerPropNotify(player, PlayerProperty.PROP_CUR_PERSIST_STAMINA));
+        } else {
+            vehicleStamina = newStamina;
+            session.send(new PacketVehicleStaminaNotify(vehicleId, ((float) newStamina) / 100));
         }
-        
-        // set stamina
-        player.setProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA, newStamina);
-        session.send(new PacketPlayerPropNotify(player, PlayerProperty.PROP_CUR_PERSIST_STAMINA));
         // notify updated
         for (Map.Entry<String, AfterUpdateStaminaListener> listener : afterUpdateStaminaListeners.entrySet()) {
-            listener.getValue().onAfterUpdateStamina(reason, newStamina);
+            listener.getValue().onAfterUpdateStamina(reason, newStamina, isCharacterStamina);
         }
         return newStamina;
     }
@@ -343,22 +349,23 @@ public class StaminaManager {
     // External trigger handler
 
     public void handleEvtDoSkillSuccNotify(GameSession session, int skillId, int casterId) {
-        // Ignore if skill not cast by not current active
+        // Ignore if skill not cast by not current active avatar
         if (casterId != player.getTeamManager().getCurrentAvatarEntity().getId()) {
             return;
         }
         setSkillCast(skillId, casterId);
         // Handle immediate stamina cost
-        if (ClaymoreSkills.contains(skillId)) {
+        int currentAvatarId = player.getTeamManager().getCurrentAvatarEntity().getAvatar().getAvatarId();
+        if (ClaymoreAvatars.contains(currentAvatarId)) {
             // Exclude claymore as their stamina cost starts when MixinStaminaCost gets in
             return;
         }
         // TODO: Differentiate normal attacks from charged attacks and exclude
         // TODO: Temporary: Exclude non-claymore attacks for now
-        if (BowSkills.contains(skillId)
+        if (BowAvatars.contains(currentAvatarId)
-                || SwordSkills.contains(skillId)
+                || SwordAvatars.contains(currentAvatarId)
-                || PolearmSkills.contains(skillId)
+                || PolearmAvatars.contains(currentAvatarId)
-                || CatalystSkills.contains(skillId)
+                || CatalystAvatars.contains(currentAvatarId)
         ) {
             return;
         }
@@ -367,7 +374,7 @@ public class StaminaManager {
 
     public void handleMixinCostStamina(boolean isSwim) {
         // Talent moving and claymore avatar charged attack duration
-        // logger.trace("abilityMixinCostStamina: isSwim: " + isSwim);
+        // logger.trace("abilityMixinCostStamina: isSwim: " + isSwim + "\tlastSkill: " + lastSkillId);
         if (lastSkillCasterId == player.getTeamManager().getCurrentAvatarEntity().getId()) {
             handleImmediateStamina(cachedSession, lastSkillId);
         }
@@ -381,11 +388,11 @@ public class StaminaManager {
         MotionState motionState = motionInfo.getState();
         int notifyEntityId = entity.getId();
         int currentAvatarEntityId = session.getPlayer().getTeamManager().getCurrentAvatarEntity().getId();
-        if (notifyEntityId != currentAvatarEntityId) {
+        if (notifyEntityId != currentAvatarEntityId && notifyEntityId != vehicleId) {
             return;
         }
         currentState = motionState;
-        // logger.trace("" + currentState);
+        // logger.trace(currentState + "\t" + (notifyEntityId == currentAvatarEntityId ? "character" : "vehicle"));
         Vector posVector = motionInfo.getPos();
         Position newPos = new Position(posVector.getX(), posVector.getY(), posVector.getZ());
         if (newPos.getX() != 0 && newPos.getY() != 0 && newPos.getZ() != 0) {
@@ -395,28 +402,40 @@ public class StaminaManager {
         handleImmediateStamina(session, motionState);
     }
 
+    public void handleVehicleInteractReq(GameSession session, int vehicleId, VehicleInteractType vehicleInteractType) {
+        if (vehicleInteractType == VehicleInteractType.VEHICLE_INTERACT_IN) {
+            this.vehicleId = vehicleId;
+            // Reset character stamina here to prevent falling into water immediately on ejection if char stamina is
+            //      close to empty when boarding.
+            updateStaminaAbsolute(session, "board vehicle", getMaxCharacterStamina(), true);
+            updateStaminaAbsolute(session, "board vehicle", getMaxVehicleStamina(), false);
+        } else {
+            this.vehicleId = -1;
+        }
+    }
+
     // Internal handler
 
     private void handleImmediateStamina(GameSession session, @NotNull MotionState motionState) {
         switch (motionState) {
             case MOTION_CLIMB:
                 if (currentState != MotionState.MOTION_CLIMB) {
-                    updateStaminaRelative(session, new Consumption(ConsumptionType.CLIMB_START));
+                    updateStaminaRelative(session, new Consumption(ConsumptionType.CLIMB_START), true);
                 }
                 break;
             case MOTION_DASH_BEFORE_SHAKE:
                 if (previousState != MotionState.MOTION_DASH_BEFORE_SHAKE) {
-                    updateStaminaRelative(session, new Consumption(ConsumptionType.SPRINT));
+                    updateStaminaRelative(session, new Consumption(ConsumptionType.SPRINT), true);
                 }
                 break;
             case MOTION_CLIMB_JUMP:
                 if (previousState != MotionState.MOTION_CLIMB_JUMP) {
-                    updateStaminaRelative(session, new Consumption(ConsumptionType.CLIMB_JUMP));
+                    updateStaminaRelative(session, new Consumption(ConsumptionType.CLIMB_JUMP), true);
                 }
                 break;
             case MOTION_SWIM_DASH:
                 if (previousState != MotionState.MOTION_SWIM_DASH) {
-                    updateStaminaRelative(session, new Consumption(ConsumptionType.SWIM_DASH_START));
+                    updateStaminaRelative(session, new Consumption(ConsumptionType.SWIM_DASH_START), true);
                 }
                 break;
         }
@@ -424,18 +443,20 @@ public class StaminaManager {
 
     private void handleImmediateStamina(GameSession session, int skillId) {
         Consumption consumption = getFightConsumption(skillId);
-        updateStaminaRelative(session, consumption);
+        updateStaminaRelative(session, consumption, true);
     }
 
     private class SustainedStaminaHandler extends TimerTask {
         public void run() {
             boolean moving = isPlayerMoving();
-            int currentStamina = player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA);
+            int currentCharacterStamina = getCurrentCharacterStamina();
-            int maxStamina = player.getProperty(PlayerProperty.PROP_MAX_STAMINA);
+            int maxCharacterStamina = getMaxCharacterStamina();
-            if (moving || (currentStamina < maxStamina)) {
+            int currentVehicleStamina = getCurrentVehicleStamina();
+            int maxVehicleStamina = getMaxVehicleStamina();
+            if (moving || (currentCharacterStamina < maxCharacterStamina) || (currentVehicleStamina < maxVehicleStamina)) {
                 logger.trace("Player moving: " + moving + ", stamina full: " +
-                        (currentStamina >= maxStamina) + ", recalculate stamina");
+                        (currentCharacterStamina >= maxCharacterStamina) + ", recalculate stamina");
-
+                boolean isCharacterStamina = true;
                 Consumption consumption;
                 if (MotionStatesCategorized.get("CLIMB").contains(currentState)) {
                     consumption = getClimbConsumption();
@@ -447,43 +468,44 @@ public class StaminaManager {
                     consumption = new Consumption(ConsumptionType.RUN);
                 } else if (MotionStatesCategorized.get("SKIFF").contains(currentState)) {
                     consumption = getSkiffConsumption();
+                    isCharacterStamina = false;
                 } else if (MotionStatesCategorized.get("STANDBY").contains(currentState)) {
                     consumption = new Consumption(ConsumptionType.STANDBY);
-                } else if (MotionStatesCategorized.get("SWIM").contains((currentState))) {
+                } else if (MotionStatesCategorized.get("SWIM").contains(currentState)) {
                     consumption = getSwimConsumptions();
-                } else if (MotionStatesCategorized.get("WALK").contains((currentState))) {
+                } else if (MotionStatesCategorized.get("WALK").contains(currentState)) {
                     consumption = new Consumption(ConsumptionType.WALK);
-                } else if (MotionStatesCategorized.get("OTHER").contains((currentState))) {
+                } else if (MotionStatesCategorized.get("NOCOST_NORECOVER").contains(currentState)) {
+                    consumption = new Consumption();
+                } else if (MotionStatesCategorized.get("OTHER").contains(currentState)) {
                     consumption = getOtherConsumptions();
-                } else {
+                } else { // ignore
-                    // ignore
                     return;
                 }
-                if (consumption.amount < 0) {
+
-                    /* Do not apply reduction factor when recovering stamina
+                if (consumption.amount < 0 && isCharacterStamina) {
-                    TODO: Reductions that apply to all motion types:
+                    // Do not apply reduction factor when recovering stamina
-                        Elemental Resonance
+                    if (player.getTeamManager().getTeamResonances().contains(10301)) {
-                            Wind: -15%
+                        consumption.amount *= 0.85f;
-                        Skills
+                    }
-                            Diona E: -10% while shield lasts - applies to SP+MP
-                            Barbara E: -12% while lasts - applies to SP+MP
-                    */
                 }
-                // Delay 2 seconds before starts recovering stamina
+                // Delay 1 seconds before starts recovering stamina
-                if (cachedSession != null) {
+                if (consumption.amount != 0 && cachedSession != null) {
                     if (consumption.amount < 0) {
                         staminaRecoverDelay = 0;
                     }
-                    if (consumption.amount > 0 && consumption.type != ConsumptionType.POWERED_FLY) {
+                    if (consumption.amount > 0
-                        // For POWERED_FLY recover immediately - things like Amber's gliding exam may require this.
+                            && consumption.type != ConsumptionType.POWERED_FLY
-                        if (staminaRecoverDelay < 10) {
+                            && consumption.type != ConsumptionType.POWERED_SKIFF) {
-                            // For others recover after 2 seconds (10 ticks) - as official server does.
+                        // For POWERED_* recover immediately - things like Amber's gliding exam and skiff challenges may require this.
+                        if (staminaRecoverDelay < 5) {
+                            // For others recover after 1 seconds (5 ticks) - as official server does.
                             staminaRecoverDelay++;
                             consumption.amount = 0;
-                            logger.trace("[StaminaManager] Delaying recovery: " + staminaRecoverDelay);
+                            logger.trace("Delaying recovery: " + staminaRecoverDelay);
                         }
                     }
-                    updateStaminaRelative(cachedSession, consumption);
+                    updateStaminaRelative(cachedSession, consumption, isCharacterStamina);
                 }
             }
             previousState = currentState;
@@ -496,10 +518,11 @@ public class StaminaManager {
     }
 
     private void handleDrowning() {
-        int stamina = player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA);
+        // TODO: fix drowning waverider entity
+        int stamina = getCurrentCharacterStamina();
         if (stamina < 10) {
-            logger.trace(player.getProperty(PlayerProperty.PROP_CUR_PERSIST_STAMINA) + "/" +
+            logger.trace(getCurrentCharacterStamina() + "/" +
-                    player.getProperty(PlayerProperty.PROP_MAX_STAMINA) + "\t" + currentState);
+                    getMaxCharacterStamina() + "\t" + currentState);
             if (currentState != MotionState.MOTION_SWIM_IDLE) {
                 killAvatar(cachedSession, cachedEntity, PlayerDieType.PLAYER_DIE_DRAWN);
             }
@@ -517,24 +540,25 @@ public class StaminaManager {
             return getTalentMovingSustainedCost(skillCasting);
         }
         // Bow avatar charged attack
-        if (BowSkills.contains(skillCasting)) {
+        int currentAvatarId = player.getTeamManager().getCurrentAvatarEntity().getAvatar().getAvatarId();
+        if (BowAvatars.contains(currentAvatarId)) {
             return getBowSustainedCost(skillCasting);
         }
         // Claymore avatar charged attack
-        if (ClaymoreSkills.contains(skillCasting)) {
+        if (ClaymoreAvatars.contains(currentAvatarId)) {
             return getClaymoreSustainedCost(skillCasting);
         }
         // Catalyst avatar charged attack
-        if (CatalystSkills.contains(skillCasting)) {
+        if (CatalystAvatars.contains(currentAvatarId)) {
-            return getCatalystSustainedCost(skillCasting);
+            return getCatalystCost(skillCasting);
         }
         // Polearm avatar charged attack
-        if (PolearmSkills.contains(skillCasting)) {
+        if (PolearmAvatars.contains(currentAvatarId)) {
-            return getPolearmSustainedCost(skillCasting);
+            return getPolearmCost(skillCasting);
         }
         // Sword avatar charged attack
-        if (SwordSkills.contains(skillCasting)) {
+        if (SwordAvatars.contains(skillCasting)) {
-            return getSwordSustainedCost(skillCasting);
+            return getSwordCost(skillCasting);
         }
         return new Consumption();
     }
@@ -546,18 +570,8 @@ public class StaminaManager {
             consumption.amount = ConsumptionType.CLIMBING.amount;
         }
         // Climbing specific reductions
-        // TODO: create a food cost reduction map
+        consumption.amount *= getFoodCostReductionFactor(ClimbFoodReductionMap);
-        HashMap<Integer, Float> foodReductionMap = new HashMap<>() {{
+        consumption.amount *= getTalentCostReductionFactor(ClimbTalentReductionMap);
-            // TODO: get real talent id
-            put(0, 0.8f); // Sample food
-        }};
-        consumption.amount *= getFoodCostReductionFactor(foodReductionMap);
-
-        HashMap<Integer, Float> talentReductionMap = new HashMap<>() {{
-            // TODO: get real talent id
-            put(0, 0.8f); // Xiao
-        }};
-        consumption.amount *= getTalentCostReductionFactor(talentReductionMap);
         return consumption;
     }
 
@@ -572,13 +586,9 @@ public class StaminaManager {
             consumption.type = ConsumptionType.SWIM_DASH;
             consumption.amount = ConsumptionType.SWIM_DASH.amount;
         }
-        // Reductions
+        // Swimming specific reductions
-        HashMap<Integer, Float> talentReductionMap = new HashMap<>() {{
+        consumption.amount *= getFoodCostReductionFactor(SwimFoodReductionMap);
-            // TODO: get real talent id
+        consumption.amount *= getTalentCostReductionFactor(SwimTalentReductionMap);
-            put(0, 0.8f); // Beidou
-            put(1, 0.8f); // Sangonomiya Kokomi
-        }};
-        consumption.amount *= getTalentCostReductionFactor(talentReductionMap);
         return consumption;
     }
 
@@ -587,8 +597,8 @@ public class StaminaManager {
         if (currentState == MotionState.MOTION_DASH) {
             consumption.type = ConsumptionType.DASH;
             consumption.amount = ConsumptionType.DASH.amount;
-            // TODO: Dashing specific reductions
+            // Dashing specific reductions
-            //     Foods:
+            consumption.amount *= getFoodCostReductionFactor(DashFoodReductionMap);
         }
         return consumption;
     }
@@ -599,32 +609,34 @@ public class StaminaManager {
             return new Consumption(ConsumptionType.POWERED_FLY);
         }
         Consumption consumption = new Consumption(ConsumptionType.FLY);
-        // Passive Talents
+        // Flying specific reductions
-        HashMap<Integer, Float> talentReductionMap = new HashMap<>() {{
+        consumption.amount *= getFoodCostReductionFactor(FlyFoodReductionMap);
-            put(212301, 0.8f); // Amber
+        consumption.amount *= getTalentCostReductionFactor(FlyTalentReductionMap);
-            put(222301, 0.8f); // Venti
-        }};
-        consumption.amount *= getTalentCostReductionFactor(talentReductionMap);
-        // TODO: Foods
         return consumption;
     }
 
     private Consumption getSkiffConsumption() {
-        // POWERED_SKIFF, e.g. wind tunnel
-        if (currentState == MotionState.MOTION_SKIFF_POWERED_DASH) {
-            return new Consumption(ConsumptionType.POWERED_SKIFF);
-        }
         // No known reduction for skiffing.
-        return new Consumption(ConsumptionType.SKIFF);
+        return switch (currentState) {
+            case MOTION_SKIFF_DASH -> new Consumption(ConsumptionType.SKIFF_DASH);
+            case MOTION_SKIFF_POWERED_DASH -> new Consumption(ConsumptionType.POWERED_SKIFF);
+            case MOTION_SKIFF_NORMAL -> new Consumption(ConsumptionType.SKIFF);
+            default -> new Consumption();
+        };
     }
 
     private Consumption getOtherConsumptions() {
-        if (currentState == MotionState.MOTION_NOTIFY) {
+        switch (currentState) {
-            if (BowSkills.contains(lastSkillId)) {
+            case MOTION_NOTIFY:
+//                if (BowSkills.contains(lastSkillId)) {
+//                    return new Consumption(ConsumptionType.FIGHT, 500);
+//                }
+                break;
+            case MOTION_FIGHT:
+                // TODO: what if charged attack
                 return new Consumption(ConsumptionType.FIGHT, 500);
-            }
         }
-        // TODO: Add other logic
+
         return new Consumption();
     }
 
@@ -671,11 +683,11 @@ public class StaminaManager {
         return new Consumption(ConsumptionType.FIGHT, +500);
     }
 
-    private Consumption getCatalystSustainedCost(int skillId) {
+    private Consumption getCatalystCost(int skillId) {
         Consumption consumption = new Consumption(ConsumptionType.FIGHT, -5000);
         // Character specific handling
         switch (skillId) {
-            // TODO: Yanfei
+            // TODO:
         }
         return consumption;
     }
@@ -684,18 +696,20 @@ public class StaminaManager {
         Consumption consumption = new Consumption(ConsumptionType.FIGHT, -1333); // 4000 / 3 = 1333
         // Character specific handling
         switch (skillId) {
-            case 10571: // Arataki Itto, does not consume stamina at all.
+            case 10571:
+            case 10532:
                 consumption.amount = 0;
                 break;
-            case 10160: // Diluc, with talent "Relentless" stamina cost is decreased by 50%
+            case 10160:
-                // TODO: How to get talent status?
+                if (player.getTeamManager().getCurrentAvatarEntity().getAvatar().getProudSkillList().contains(162101)) {
-                consumption.amount /= 2;
+                    consumption.amount /= 2;
+                }
                 break;
         }
         return consumption;
     }
 
-    private Consumption getPolearmSustainedCost(int skillId) {
+    private Consumption getPolearmCost(int skillId) {
         Consumption consumption = new Consumption(ConsumptionType.FIGHT, -2500);
         // Character specific handling
         switch (skillId) {
@@ -704,11 +718,11 @@ public class StaminaManager {
         return consumption;
     }
 
-    private Consumption getSwordSustainedCost(int skillId) {
+    private Consumption getSwordCost(int skillId) {
         Consumption consumption = new Consumption(ConsumptionType.FIGHT, -2000);
         // Character specific handling
         switch (skillId) {
-            case 10421: // Keqing, -2500
+            case 10421:
                 consumption.amount = -2500;
                 break;
         }

src/main/java/emu/grasscutter/game/player/Player.java

@@ -85,6 +85,8 @@ public class Player {
 	private Set<Integer> flyCloakList;
 	private Set<Integer> costumeList;
 
+	private Integer widgetId;
+
 	@Transient private long nextGuid = 0;
 	@Transient private int peerId;
 	@Transient private World world;
@@ -302,6 +304,14 @@ public class Player {
 		this.updateProfile();
 	}
 
+	public Integer getWidgetId() {
+		return widgetId;
+	}
+
+	public void setWidgetId(Integer widgetId) {
+		this.widgetId = widgetId;
+	}
+
 	public Position getPos() {
 		return pos;
 	}
@@ -1170,7 +1180,9 @@ public class Player {
 		session.send(new PacketFinishedParentQuestNotify(this));
 		session.send(new PacketQuestListNotify(this));
 		session.send(new PacketServerCondMeetQuestListUpdateNotify(this));
-		
+		session.send(new PacketAllWidgetDataNotify(this));
+		session.send(new PacketWidgetGadgetAllDataNotify());
+
 		getTodayMoonCard(); // The timer works at 0:0, some users log in after that, use this method to check if they have received a reward today or not. If not, send the reward.
 
 		session.send(new PacketPlayerEnterSceneNotify(this)); // Enter game world
@@ -1267,7 +1279,7 @@ public class Player {
 		} else if (prop == PlayerProperty.PROP_IS_TRANSFERABLE) { // 10009
 			if (!(0 <= value && value <= 1)) { return false; }
 		} else if (prop == PlayerProperty.PROP_MAX_STAMINA) { // 10010
-			if (!(value >= 0 && value <= StaminaManager.GlobalMaximumStamina)) { return false; }
+			if (!(value >= 0 && value <= StaminaManager.GlobalCharacterMaximumStamina)) { return false; }
 		} else if (prop == PlayerProperty.PROP_CUR_PERSIST_STAMINA) { // 10011
 			int playerMaximumStamina = getProperty(PlayerProperty.PROP_MAX_STAMINA);
 			if (!(value >= 0 && value <= playerMaximumStamina)) { return false; }

src/main/java/emu/grasscutter/server/packet/recv/HandlerBuyGoodsReq.java

@@ -18,7 +18,7 @@ import emu.grasscutter.server.packet.send.PacketBuyGoodsRsp;
 import emu.grasscutter.server.packet.send.PacketStoreItemChangeNotify;
 import emu.grasscutter.utils.Utils;
 
-import java.util.HashMap;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
@@ -56,36 +56,13 @@ public class HandlerBuyGoodsReq extends PacketHandler {
                 return;
             }
 
-            if (sg.getScoin() > 0 && session.getPlayer().getMora() < buyGoodsReq.getBoughtNum() * sg.getScoin()) {
+            List<ItemParamData> costs = new ArrayList<ItemParamData>(sg.getCostItemList());  // Can this even be null?
+            costs.add(new ItemParamData(202, sg.getScoin()));
+            costs.add(new ItemParamData(201, sg.getHcoin()));
+            costs.add(new ItemParamData(203, sg.getMcoin()));
+            if (!session.getPlayer().getInventory().payItems(costs.toArray(new ItemParamData[0]), buyGoodsReq.getBoughtNum())) {
                 return;
             }
-            if (sg.getHcoin() > 0 && session.getPlayer().getPrimogems() < buyGoodsReq.getBoughtNum() * sg.getHcoin()) {
-                return;
-            }
-            if (sg.getMcoin() > 0 && session.getPlayer().getCrystals() < buyGoodsReq.getBoughtNum() * sg.getMcoin()) {
-                return;
-            }
-
-            HashMap<GameItem, Integer> itemsCache = new HashMap<>();
-            if (sg.getCostItemList() != null) {
-                for (ItemParamData p : sg.getCostItemList()) {
-                    Optional<GameItem> invItem = session.getPlayer().getInventory().getItems().values().stream().filter(x -> x.getItemId() == p.getId()).findFirst();
-                    if (invItem.isEmpty() || invItem.get().getCount() < p.getCount())
-                        return;
-                    itemsCache.put(invItem.get(), p.getCount() * buyGoodsReq.getBoughtNum());
-                }
-            }
-
-            session.getPlayer().setMora(session.getPlayer().getMora() - buyGoodsReq.getBoughtNum() * sg.getScoin());
-            session.getPlayer().setPrimogems(session.getPlayer().getPrimogems() - buyGoodsReq.getBoughtNum() * sg.getHcoin());
-            session.getPlayer().setCrystals(session.getPlayer().getCrystals() - buyGoodsReq.getBoughtNum() * sg.getMcoin());
-
-            if (!itemsCache.isEmpty()) {
-                for (GameItem gi : itemsCache.keySet()) {
-                    session.getPlayer().getInventory().removeItem(gi, itemsCache.get(gi));
-                }
-                itemsCache.clear();
-            }
 
             session.getPlayer().addShopLimit(sg.getGoodsId(), buyGoodsReq.getBoughtNum(), ShopManager.getShopNextRefreshTime(sg));
             GameItem item = new GameItem(GameData.getItemDataMap().get(sg.getGoodsItem().getId()));

src/main/java/emu/grasscutter/server/packet/recv/HandlerGetWidgetSlotReq.java

@@ -1,16 +1,20 @@
 package emu.grasscutter.server.packet.recv;
 
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.packet.PacketHandler;
 import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketGetShopRsp;
+import emu.grasscutter.server.packet.send.PacketGetWidgetSlotRsp;
 
 @Opcodes(PacketOpcodes.GetWidgetSlotReq)
 public class HandlerGetWidgetSlotReq extends PacketHandler {
 	
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
-		// Unhandled
+		Player player = session.getPlayer();
+		session.send(new PacketGetWidgetSlotRsp(player));
 	}
 	
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerSetWidgetSlotReq.java

@@ -0,0 +1,33 @@
+package emu.grasscutter.server.packet.recv;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.Opcodes;
+import emu.grasscutter.net.packet.PacketHandler;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.SetWidgetSlotReqOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotOpOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketSetWidgetSlotRsp;
+import emu.grasscutter.server.packet.send.PacketWidgetSlotChangeNotify;
+
+@Opcodes(PacketOpcodes.SetWidgetSlotReq)
+public class HandlerSetWidgetSlotReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
+        SetWidgetSlotReqOuterClass.SetWidgetSlotReq req = SetWidgetSlotReqOuterClass.SetWidgetSlotReq.parseFrom(payload);
+
+        Player player = session.getPlayer();
+        player.setWidgetId(req.getMaterialId());
+
+        // WidgetSlotChangeNotify op & slot key
+        session.send(new PacketWidgetSlotChangeNotify(WidgetSlotOpOuterClass.WidgetSlotOp.DETACH));
+        // WidgetSlotChangeNotify slot
+        session.send(new PacketWidgetSlotChangeNotify(req.getMaterialId()));
+
+        // SetWidgetSlotRsp
+        session.send(new PacketSetWidgetSlotRsp(req.getMaterialId()));
+    }
+
+}
+

src/main/java/emu/grasscutter/server/packet/recv/HandlerVehicleInteractReq.java

@@ -14,6 +14,7 @@ public class HandlerVehicleInteractReq extends PacketHandler {
 	@Override
 	public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
 		VehicleInteractReqOuterClass.VehicleInteractReq req = VehicleInteractReqOuterClass.VehicleInteractReq.parseFrom(payload);
+		session.getPlayer().getStaminaManager().handleVehicleInteractReq(session, req.getEntityId(), req.getInteractType());
 		session.send(new PacketVehicleInteractRsp(session.getPlayer(), req.getEntityId(), req.getInteractType()));
 	}
 }

src/main/java/emu/grasscutter/server/packet/send/PacketAllWidgetDataNotify.java

@@ -0,0 +1,59 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.AllWidgetDataNotifyOuterClass.AllWidgetDataNotify;
+import emu.grasscutter.net.proto.LunchBoxDataOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotDataOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotTagOuterClass;
+
+import java.util.List;
+import java.util.Map;
+
+public class PacketAllWidgetDataNotify extends BasePacket {
+
+    public PacketAllWidgetDataNotify(Player player) {
+        super(PacketOpcodes.AllWidgetDataNotify);
+
+        // TODO: Implement this
+
+        AllWidgetDataNotify.Builder proto = AllWidgetDataNotify.newBuilder()
+                // If you want to implement this, feel free to do so. :)
+                .setLunchBoxData(
+                        LunchBoxDataOuterClass.LunchBoxData.newBuilder().build()
+                )
+                // Maybe it's a little difficult, or it makes you upset :(
+                .addAllOneoffGatherPointDetectorDataList(List.of())
+                // So, goodbye, and hopefully sometime in the future o(*￣▽￣*)ブ
+                .addAllCoolDownGroupDataList(List.of())
+                // I'll see your PR with a title that says (・∀・(・∀・(・∀・*)
+                .addAllAnchorPointList(List.of())
+                // "Complete implementation of widget functionality" b（￣▽￣）d　
+                .addAllClientCollectorDataList(List.of())
+                // Good luck, my boy.
+                .addAllNormalCoolDownDataList(List.of());
+
+        if (player.getWidgetId() == null) {
+            proto.addAllSlotList(List.of());
+        } else {
+            proto.addSlotList(
+                    WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                            .setIsActive(true)
+                            .setMaterialId(player.getWidgetId())
+                            .build()
+            );
+
+            proto.addSlotList(
+                    WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                            .setTag(WidgetSlotTagOuterClass.WidgetSlotTag.WIDGET_SLOT_ATTACH_AVATAR)
+                            .build()
+            );
+        }
+
+        AllWidgetDataNotify protoData = proto.build();
+
+        this.setData(protoData);
+    }
+}
+

src/main/java/emu/grasscutter/server/packet/send/PacketGetWidgetSlotRsp.java

@@ -0,0 +1,41 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.GetWidgetSlotRspOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotDataOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotTagOuterClass;
+
+import java.util.List;
+
+public class PacketGetWidgetSlotRsp extends BasePacket {
+
+    public PacketGetWidgetSlotRsp(Player player) {
+        super(PacketOpcodes.GetWidgetSlotRsp);
+
+        GetWidgetSlotRspOuterClass.GetWidgetSlotRsp.Builder proto =
+                GetWidgetSlotRspOuterClass.GetWidgetSlotRsp.newBuilder();
+
+        if (player.getWidgetId() == null) {
+            proto.addAllSlotList(List.of());
+        } else {
+            proto.addSlotList(
+                    WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                            .setIsActive(true)
+                            .setMaterialId(player.getWidgetId())
+                            .build()
+            );
+
+            proto.addSlotList(
+                    WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                            .setTag(WidgetSlotTagOuterClass.WidgetSlotTag.WIDGET_SLOT_ATTACH_AVATAR)
+                            .build()
+            );
+        }
+
+        GetWidgetSlotRspOuterClass.GetWidgetSlotRsp protoData = proto.build();
+
+        this.setData(protoData);
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketSetWidgetSlotRsp.java

@@ -0,0 +1,18 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.SetWidgetSlotRspOuterClass;
+
+public class PacketSetWidgetSlotRsp extends BasePacket {
+
+    public PacketSetWidgetSlotRsp(int materialId) {
+        super(PacketOpcodes.SetWidgetSlotRsp);
+
+        SetWidgetSlotRspOuterClass.SetWidgetSlotRsp proto = SetWidgetSlotRspOuterClass.SetWidgetSlotRsp.newBuilder()
+                .setMaterialId(materialId)
+                .build();
+
+        this.setData(proto);
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketVehicleStaminaNotify.java

@@ -0,0 +1,18 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.VehicleStaminaNotifyOuterClass.VehicleStaminaNotify;
+
+public class PacketVehicleStaminaNotify extends BasePacket {
+
+	public PacketVehicleStaminaNotify(int vehicleId, float newStamina) {
+		super(PacketOpcodes.VehicleStaminaNotify);
+		VehicleStaminaNotify.Builder proto = VehicleStaminaNotify.newBuilder();
+
+		proto.setEntityId(vehicleId);
+		proto.setCurStamina(newStamina);
+
+		this.setData(proto.build());
+	}
+}

src/main/java/emu/grasscutter/server/packet/send/PacketWidgetGadgetAllDataNotify.java

@@ -0,0 +1,16 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.WidgetGadgetAllDataNotifyOuterClass.WidgetGadgetAllDataNotify;
+
+public class PacketWidgetGadgetAllDataNotify extends BasePacket {
+
+    public PacketWidgetGadgetAllDataNotify() {
+        super(PacketOpcodes.AllWidgetDataNotify);
+
+        WidgetGadgetAllDataNotify proto = WidgetGadgetAllDataNotify.newBuilder().build();
+
+        this.setData(proto);
+    }
+}

src/main/java/emu/grasscutter/server/packet/send/PacketWidgetSlotChangeNotify.java

@@ -0,0 +1,47 @@
+package emu.grasscutter.server.packet.send;
+
+import emu.grasscutter.net.packet.BasePacket;
+import emu.grasscutter.net.packet.PacketOpcodes;
+import emu.grasscutter.net.proto.WidgetSlotChangeNotifyOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotDataOuterClass;
+import emu.grasscutter.net.proto.WidgetSlotOpOuterClass;
+
+public class PacketWidgetSlotChangeNotify extends BasePacket {
+
+    public PacketWidgetSlotChangeNotify(WidgetSlotChangeNotifyOuterClass.WidgetSlotChangeNotify proto) {
+        super(PacketOpcodes.WidgetSlotChangeNotify);
+
+        this.setData(proto);
+    }
+
+    public PacketWidgetSlotChangeNotify(WidgetSlotOpOuterClass.WidgetSlotOp op) {
+        super(PacketOpcodes.WidgetSlotChangeNotify);
+
+        WidgetSlotChangeNotifyOuterClass.WidgetSlotChangeNotify proto = WidgetSlotChangeNotifyOuterClass.WidgetSlotChangeNotify.newBuilder()
+                .setOp(op)
+                .setSlot(
+                        WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                                .setIsActive(true)
+                                .build()
+                )
+                .build();
+
+        this.setData(proto);
+    }
+
+    public PacketWidgetSlotChangeNotify(int materialId) {
+        super(PacketOpcodes.WidgetSlotChangeNotify);
+
+        WidgetSlotChangeNotifyOuterClass.WidgetSlotChangeNotify proto = WidgetSlotChangeNotifyOuterClass.WidgetSlotChangeNotify.newBuilder()
+                .setSlot(
+                        WidgetSlotDataOuterClass.WidgetSlotData.newBuilder()
+                                .setIsActive(true)
+                                .setMaterialId(materialId)
+                                .build()
+                )
+                .build();
+
+        this.setData(proto);
+    }
+
+}