/**
 * Copyright © 2016-2023 The Thingsboard Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
syntax = "proto3";

option java_package = "org.thingsboard.server.gen.edge.v1";
option java_multiple_files = true;
option java_outer_classname = "EdgeProtos";

import "queue.proto";

package edge;

// Interface exported by the ThingsBoard Edge Transport.
service EdgeRpcService {

  rpc handleMsgs(stream RequestMsg) returns (stream ResponseMsg) {}

}

enum EdgeVersion {
  V_3_3_0 = 0;
  V_3_3_3 = 1;
  V_3_4_0 = 2;
  V_3_6_0 = 3;
  V_3_6_1 = 4;
  V_3_6_2 = 5;
}

/**
 * Data Structures;
 */
message RequestMsg {
  RequestMsgType msgType = 1;
  ConnectRequestMsg connectRequestMsg = 2;
  UplinkMsg uplinkMsg = 3;
  DownlinkResponseMsg downlinkResponseMsg = 4;
  SyncRequestMsg syncRequestMsg = 5;
}

message ResponseMsg {
  ConnectResponseMsg connectResponseMsg = 1;
  UplinkResponseMsg uplinkResponseMsg = 2;
  DownlinkMsg downlinkMsg = 3;
  EdgeUpdateMsg edgeUpdateMsg = 4;
}

enum RequestMsgType {
  CONNECT_RPC_MESSAGE = 0;
  UPLINK_RPC_MESSAGE = 1;
  SYNC_REQUEST_RPC_MESSAGE = 2;
}

message EdgeUpdateMsg {
  EdgeConfiguration configuration = 1;
}

message ConnectRequestMsg {
  string edgeRoutingKey = 1;
  string edgeSecret = 2;
  EdgeVersion edgeVersion = 3;
  optional int32 maxInboundMessageSize = 4;
}

enum ConnectResponseCode {
  ACCEPTED = 0;
  BAD_CREDENTIALS = 1;
  SERVER_UNAVAILABLE = 2;
}

message ConnectResponseMsg {
  ConnectResponseCode responseCode = 1;
  string errorMsg = 2;
  EdgeConfiguration configuration = 3;
  optional int32 maxInboundMessageSize = 4;
}

message SyncRequestMsg {
  bool syncRequired = 1 [deprecated = true];
  optional bool fullSync = 2;
}

message SyncCompletedMsg {
}

message EdgeConfiguration {
  int64 edgeIdMSB = 1;
  int64 edgeIdLSB = 2;
  int64 tenantIdMSB = 3;
  int64 tenantIdLSB = 4;
  int64 customerIdMSB = 5;
  int64 customerIdLSB = 6;
  string name = 7;
  string type = 8;
  string routingKey = 9;
  string secret = 10;
  string additionalInfo = 11;
  string cloudType = 12;
}

enum UpdateMsgType {
  ENTITY_CREATED_RPC_MESSAGE = 0;
  ENTITY_UPDATED_RPC_MESSAGE = 1;
  ENTITY_DELETED_RPC_MESSAGE = 2;
  ALARM_ACK_RPC_MESSAGE = 3;
  ALARM_CLEAR_RPC_MESSAGE = 4;
  ENTITY_MERGE_RPC_MESSAGE = 5 [deprecated = true];
}

message EntityDataProto {
  int64 entityIdMSB = 1;
  int64 entityIdLSB = 2;
  string entityType = 3;
  transport.PostTelemetryMsg postTelemetryMsg = 4;
  transport.PostAttributeMsg postAttributesMsg = 5;
  transport.PostAttributeMsg attributesUpdatedMsg = 6;
  string postAttributeScope = 7;
  AttributeDeleteMsg attributeDeleteMsg = 8;
}

message AttributeDeleteMsg {
  string scope = 1;
  repeated string attributeNames = 2;
}

message RuleChainUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string name = 4 [deprecated = true];
  optional int64 firstRuleNodeIdMSB = 5 [deprecated = true];
  optional int64 firstRuleNodeIdLSB = 6 [deprecated = true];
  bool root = 7 [deprecated = true];
  bool debugMode = 8 [deprecated = true];
  string configuration = 9 [deprecated = true];
  string entity = 10;
}

message RuleChainMetadataUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 ruleChainIdMSB = 2 [deprecated = true];
  int64 ruleChainIdLSB = 3 [deprecated = true];
  int32 firstNodeIndex = 4 [deprecated = true];
  repeated RuleNodeProto nodes = 5 [deprecated = true];
  repeated NodeConnectionInfoProto connections = 6 [deprecated = true];
  repeated RuleChainConnectionInfoProto ruleChainConnections = 7 [deprecated = true];
  string entity = 8;
}

message RuleNodeProto {
  option deprecated = true;
  int64 idMSB = 1;
  int64 idLSB = 2;
  string type = 3;
  string name = 4;
  bool debugMode = 5;
  string configuration = 6;
  string additionalInfo = 7;
  bool singletonMode = 8;
  int32 configurationVersion = 9;
}

message NodeConnectionInfoProto {
  option deprecated = true;
  int32 fromIndex = 1;
  int32 toIndex = 2;
  string type = 3;
}

message RuleChainConnectionInfoProto {
  option deprecated = true;
  int32 fromIndex = 1;
  int64 targetRuleChainIdMSB = 2;
  int64 targetRuleChainIdLSB = 3;
  string type = 4;
  string additionalInfo = 5;
}

message DashboardUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional int64 customerIdMSB = 4 [deprecated = true];
  optional int64 customerIdLSB = 5 [deprecated = true];
  string title = 6 [deprecated = true];
  string configuration = 7 [deprecated = true];
  optional string assignedCustomers = 8 [deprecated = true];
  optional string image = 9 [deprecated = true];
  optional int32 mobileOrder = 10 [deprecated = true];
  bool mobileHide = 11 [deprecated = true];
  string entity = 12;
}

message DeviceUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional int64 customerIdMSB = 4 [deprecated = true];
  optional int64 customerIdLSB = 5 [deprecated = true];
  optional int64 deviceProfileIdMSB = 6 [deprecated = true];
  optional int64 deviceProfileIdLSB = 7 [deprecated = true];
  string name = 8 [deprecated = true];
  string type = 9 [deprecated = true];
  optional string label = 10 [deprecated = true];
  optional string additionalInfo = 11 [deprecated = true];
  optional string conflictName = 12 [deprecated = true];
  optional int64 firmwareIdMSB = 13 [deprecated = true];
  optional int64 firmwareIdLSB = 14 [deprecated = true];
  optional bytes deviceDataBytes = 15 [deprecated = true];
  optional int64 softwareIdMSB = 16 [deprecated = true];
  optional int64 softwareIdLSB = 17 [deprecated = true];
  string entity = 18;
}

message DeviceProfileUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string name = 4 [deprecated = true];
  optional string description = 5 [deprecated = true];
  bool default = 6 [deprecated = true];
  string type = 7 [deprecated = true];
  optional string transportType = 8 [deprecated = true];
  optional string provisionType = 9 [deprecated = true];
  int64 defaultRuleChainIdMSB = 10 [deprecated = true];
  int64 defaultRuleChainIdLSB = 11 [deprecated = true];
  string defaultQueueName = 12 [deprecated = true];
  bytes profileDataBytes = 13 [deprecated = true];
  optional string provisionDeviceKey = 14 [deprecated = true];
  optional bytes image = 15 [deprecated = true];
  optional int64 firmwareIdMSB = 16 [deprecated = true];
  optional int64 firmwareIdLSB = 17 [deprecated = true];
  optional int64 softwareIdMSB = 18 [deprecated = true];
  optional int64 softwareIdLSB = 19 [deprecated = true];
  optional int64 defaultDashboardIdMSB = 20 [deprecated = true];
  optional int64 defaultDashboardIdLSB = 21 [deprecated = true];
  string entity = 22;
}

message AssetProfileUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string name = 4 [deprecated = true];
  optional string description = 5 [deprecated = true];
  bool default = 6 [deprecated = true];
  int64 defaultRuleChainIdMSB = 7 [deprecated = true];
  int64 defaultRuleChainIdLSB = 8 [deprecated = true];
  int64 defaultDashboardIdMSB = 9 [deprecated = true];
  int64 defaultDashboardIdLSB = 10 [deprecated = true];
  optional string defaultQueueName = 11 [deprecated = true];
  optional bytes image = 12 [deprecated = true];
  string entity = 13;
}

message DeviceCredentialsUpdateMsg {
  int64 deviceIdMSB = 1 [deprecated = true];
  int64 deviceIdLSB = 2 [deprecated = true];
  string credentialsType = 3 [deprecated = true];
  string credentialsId = 4 [deprecated = true];
  optional string credentialsValue = 5 [deprecated = true];
  string entity = 6;
}

message AssetUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional int64 customerIdMSB = 4 [deprecated = true];
  optional int64 customerIdLSB = 5 [deprecated = true];
  string name = 6 [deprecated = true];
  string type = 7 [deprecated = true];
  optional string label = 8 [deprecated = true];
  optional string additionalInfo = 9 [deprecated = true];
  optional int64 assetProfileIdMSB = 10 [deprecated = true];
  optional int64 assetProfileIdLSB = 11 [deprecated = true];
  string entity = 12;
}

message EntityViewUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional int64 customerIdMSB = 4 [deprecated = true];
  optional int64 customerIdLSB = 5 [deprecated = true];
  string name = 6 [deprecated = true];
  string type = 7 [deprecated = true];
  int64 entityIdMSB = 8 [deprecated = true];
  int64 entityIdLSB = 9 [deprecated = true];
  EdgeEntityType entityType = 10 [deprecated = true];
  optional string additionalInfo = 11 [deprecated = true];
  string entity = 12;
}

message AlarmUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string name = 4 [deprecated = true];
  string type = 5 [deprecated = true];
  string originatorType = 6 [deprecated = true];
  string originatorName = 7 [deprecated = true];
  string severity = 8 [deprecated = true];
  string status = 9 [deprecated = true];
  int64 startTs = 10 [deprecated = true];
  int64 endTs = 11 [deprecated = true];
  int64 ackTs = 12 [deprecated = true];
  int64 clearTs = 13 [deprecated = true];
  string details = 14 [deprecated = true];
  bool propagate = 15 [deprecated = true];
  bool propagateToOwner = 16 [deprecated = true];
  bool propagateToTenant = 17 [deprecated = true];
  string entity = 18;
}

message CustomerUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string title = 4 [deprecated = true];
  optional string country = 5 [deprecated = true];
  optional string state = 6 [deprecated = true];
  optional string city = 7 [deprecated = true];
  optional string address = 8 [deprecated = true];
  optional string address2 = 9 [deprecated = true];
  optional string zip = 10 [deprecated = true];
  optional string phone = 11 [deprecated = true];
  optional string email = 12 [deprecated = true];
  optional string additionalInfo = 13 [deprecated = true];
  string entity = 14;
}

message RelationUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 fromIdMSB = 2 [deprecated = true];
  int64 fromIdLSB = 3 [deprecated = true];
  string fromEntityType = 4 [deprecated = true];
  int64 toIdMSB = 5 [deprecated = true];
  int64 toIdLSB = 6 [deprecated = true];
  string toEntityType = 7 [deprecated = true];
  string type = 8 [deprecated = true];
  optional string typeGroup = 9 [deprecated = true];
  string additionalInfo = 10 [deprecated = true];
  string entity = 11;
}

message UserUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional int64 customerIdMSB = 4 [deprecated = true];
  optional int64 customerIdLSB = 5 [deprecated = true];
  string email = 6 [deprecated = true];
  string authority = 7 [deprecated = true];
  optional string firstName = 8 [deprecated = true];
  optional string lastName = 9 [deprecated = true];
  optional string additionalInfo = 10 [deprecated = true];
  string entity = 11;
}

message WidgetsBundleUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string title = 4 [deprecated = true];
  string alias = 5 [deprecated = true];
  optional bytes image = 6 [deprecated = true];
  bool isSystem = 7 [deprecated = true];
  optional string description = 8 [deprecated = true];
  optional string widgets = 9;
  optional int32 order = 10 [deprecated = true];
  string entity = 11;
}

message WidgetTypeUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  optional string bundleAlias = 4 [deprecated = true];
  optional string alias = 5 [deprecated = true];
  optional string name = 6 [deprecated = true];
  optional string descriptorJson = 7 [deprecated = true];
  bool isSystem = 8 [deprecated = true];
  optional string image = 9 [deprecated = true];
  optional string description = 10 [deprecated = true];
  optional string fqn = 11 [deprecated = true];
  bool deprecated = 12 [deprecated = true];
  repeated string tags = 13 [deprecated = true];
  string entity = 14;
}

message AdminSettingsUpdateMsg {
  bool isSystem = 1 [deprecated = true];
  string key = 2 [deprecated = true];
  string jsonValue = 3 [deprecated = true];
  string entity = 4;
}

message UserCredentialsUpdateMsg {
  int64 userIdMSB = 1 [deprecated = true];
  int64 userIdLSB = 2 [deprecated = true];
  bool enabled = 3 [deprecated = true];
  string password = 4 [deprecated = true];
  string entity = 5;
}

message TenantUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2 [deprecated = true];
  int64 idLSB = 3 [deprecated = true];
  string title = 4 [deprecated = true];
  int64 profileIdMSB = 5 [deprecated = true];
  int64 profileIdLSB = 6 [deprecated = true];
  string region = 7 [deprecated = true];
  optional string country = 8 [deprecated = true];
  optional string state = 9 [deprecated = true];
  optional string city = 10 [deprecated = true];
  optional string address = 11 [deprecated = true];
  optional string address2 = 12 [deprecated = true];
  optional string zip = 13 [deprecated = true];
  optional string phone = 14 [deprecated = true];
  optional string email = 15 [deprecated = true];
  optional string additionalInfo = 16 [deprecated = true];
  string entity = 17;
}

message TenantProfileUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2 [deprecated = true];
  int64 idLSB = 3 [deprecated = true];
  string name = 4 [deprecated = true];
  optional string description = 5 [deprecated = true];
  bool default = 6 [deprecated = true];
  bool isolatedRuleChain = 7 [deprecated = true];
  bytes profileDataBytes = 8 [deprecated = true];
  string entity = 9;
}

message ResourceUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  string title = 4 [deprecated = true];
  string resourceType = 5 [deprecated = true];
  string resourceKey = 6 [deprecated = true];
  string fileName = 7 [deprecated = true];
  optional string data = 8 [deprecated = true];
  optional string etag = 9 [deprecated = true];
  bool isSystem = 10 [deprecated = true];
  string entity = 11;
}

message RuleChainMetadataRequestMsg {
  int64 ruleChainIdMSB = 1;
  int64 ruleChainIdLSB = 2;
}

message AttributesRequestMsg {
  int64 entityIdMSB = 1;
  int64 entityIdLSB = 2;
  string entityType = 3;
  string scope = 4;
}

message RelationRequestMsg {
  int64 entityIdMSB = 1;
  int64 entityIdLSB = 2;
  string entityType = 3;
}

message UserCredentialsRequestMsg {
  int64 userIdMSB = 1;
  int64 userIdLSB = 2;
}

message DeviceCredentialsRequestMsg {
  int64 deviceIdMSB = 1;
  int64 deviceIdLSB = 2;
}

message DeviceProfileDevicesRequestMsg {
  option deprecated = true;
  int64 deviceProfileIdMSB = 1;
  int64 deviceProfileIdLSB = 2;
}

message WidgetBundleTypesRequestMsg {
  int64 widgetBundleIdMSB = 1;
  int64 widgetBundleIdLSB = 2;
}

message EntityViewsRequestMsg {
  int64 entityIdMSB = 1;
  int64 entityIdLSB = 2;
  string entityType = 3;
}

message DeviceRpcCallMsg {
  int64 deviceIdMSB = 1;
  int64 deviceIdLSB = 2;
  int64 requestUuidMSB = 3;
  int64 requestUuidLSB = 4;
  int32 requestId = 5;
  int64 expirationTime = 6;
  bool oneway = 7;
  RpcRequestMsg requestMsg = 8;
  RpcResponseMsg responseMsg = 9;
  optional bool persisted = 10;
  optional int32 retries = 11;
  optional string additionalInfo = 12;
  optional string serviceId = 13;
  optional string sessionId = 14;
}

message RpcRequestMsg {
  string method = 1;
  string params = 2;
}

message RpcResponseMsg {
  string response = 1;
  string error = 2;
}

enum EdgeEntityType {
  DEVICE = 0;
  ASSET = 1;
}

message OtaPackageUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  int64 deviceProfileIdMSB = 4 [deprecated = true];
  int64 deviceProfileIdLSB = 5 [deprecated = true];
  string type = 6 [deprecated = true];
  string title = 7 [deprecated = true];
  string version = 8 [deprecated = true];
  string tag = 9 [deprecated = true];
  optional string url = 10 [deprecated = true];
  optional string fileName = 11 [deprecated = true];
  optional string contentType = 12 [deprecated = true];
  optional string checksumAlgorithm = 13 [deprecated = true];
  optional string checksum = 14 [deprecated = true];
  optional int64 dataSize = 15 [deprecated = true];
  optional bytes data = 16 [deprecated = true];
  optional string additionalInfo = 17 [deprecated = true];
  string entity = 18;
}

message QueueUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 idMSB = 2;
  int64 idLSB = 3;
  int64 tenantIdMSB = 4 [deprecated = true];
  int64 tenantIdLSB = 5 [deprecated = true];
  string name = 6 [deprecated = true];
  string topic = 7 [deprecated = true];
  int32 pollInterval = 8 [deprecated = true];
  int32 partitions = 9 [deprecated = true];
  bool consumerPerPartition = 10 [deprecated = true];
  int64 packProcessingTimeout = 11 [deprecated = true];
  SubmitStrategyProto submitStrategy = 12 [deprecated = true];
  ProcessingStrategyProto processingStrategy = 13 [deprecated = true];
  string entity = 14;
}

message SubmitStrategyProto {
  option deprecated = true;
  string type = 1;
  int32 batchSize = 2;
}

message ProcessingStrategyProto {
  option deprecated = true;
  string type = 1;
  int32 retries = 2;
  double failurePercentage = 3;
  int64 pauseBetweenRetries = 4;
  int64 maxPauseBetweenRetries = 5;
}

/**
 * Main Messages;
 */

message UplinkMsg {
  int32 uplinkMsgId = 1;
  repeated EntityDataProto entityData = 2;
  repeated DeviceUpdateMsg deviceUpdateMsg = 3;
  repeated DeviceCredentialsUpdateMsg deviceCredentialsUpdateMsg = 4;
  repeated AlarmUpdateMsg alarmUpdateMsg = 5;
  repeated RelationUpdateMsg relationUpdateMsg = 6;
  repeated RuleChainMetadataRequestMsg ruleChainMetadataRequestMsg = 7;
  repeated AttributesRequestMsg attributesRequestMsg = 8;
  repeated RelationRequestMsg relationRequestMsg = 9;
  repeated UserCredentialsRequestMsg userCredentialsRequestMsg = 10;
  repeated DeviceCredentialsRequestMsg deviceCredentialsRequestMsg = 11;
  repeated DeviceRpcCallMsg deviceRpcCallMsg = 12;
  repeated DeviceProfileDevicesRequestMsg deviceProfileDevicesRequestMsg = 13 [deprecated = true];
  repeated WidgetBundleTypesRequestMsg widgetBundleTypesRequestMsg = 14;
  repeated EntityViewsRequestMsg entityViewsRequestMsg = 15;
  repeated AssetUpdateMsg assetUpdateMsg = 16;
  repeated DashboardUpdateMsg dashboardUpdateMsg = 17;
  repeated EntityViewUpdateMsg entityViewUpdateMsg = 18;
  repeated AssetProfileUpdateMsg assetProfileUpdateMsg = 19;
  repeated DeviceProfileUpdateMsg deviceProfileUpdateMsg = 20;
  repeated ResourceUpdateMsg resourceUpdateMsg = 21;
}

message UplinkResponseMsg {
  bool success = 1;
  string errorMsg = 2;
  int32 uplinkMsgId = 3;
}

message DownlinkResponseMsg {
  bool success = 1;
  string errorMsg = 2;
  int32 downlinkMsgId = 3;
}

message DownlinkMsg {
  int32 downlinkMsgId = 1;
  SyncCompletedMsg syncCompletedMsg = 2;
  repeated EntityDataProto entityData = 3;
  repeated DeviceCredentialsRequestMsg deviceCredentialsRequestMsg = 4;
  repeated DeviceUpdateMsg deviceUpdateMsg = 5;
  repeated DeviceProfileUpdateMsg deviceProfileUpdateMsg = 6;
  repeated DeviceCredentialsUpdateMsg deviceCredentialsUpdateMsg = 7;
  repeated RuleChainUpdateMsg ruleChainUpdateMsg = 8;
  repeated RuleChainMetadataUpdateMsg ruleChainMetadataUpdateMsg = 9;
  repeated DashboardUpdateMsg dashboardUpdateMsg = 10;
  repeated AssetUpdateMsg assetUpdateMsg = 11;
  repeated EntityViewUpdateMsg entityViewUpdateMsg = 12;
  repeated AlarmUpdateMsg alarmUpdateMsg = 13;
  repeated UserUpdateMsg userUpdateMsg = 14;
  repeated UserCredentialsUpdateMsg userCredentialsUpdateMsg = 15;
  repeated CustomerUpdateMsg customerUpdateMsg = 16;
  repeated RelationUpdateMsg relationUpdateMsg = 17;
  repeated WidgetsBundleUpdateMsg widgetsBundleUpdateMsg = 18;
  repeated WidgetTypeUpdateMsg widgetTypeUpdateMsg = 19;
  repeated AdminSettingsUpdateMsg adminSettingsUpdateMsg = 20;
  repeated DeviceRpcCallMsg deviceRpcCallMsg = 21;
  repeated OtaPackageUpdateMsg otaPackageUpdateMsg = 22;
  repeated QueueUpdateMsg queueUpdateMsg = 23;
  repeated AssetProfileUpdateMsg assetProfileUpdateMsg = 24;
  EdgeConfiguration edgeConfiguration = 25;
  repeated TenantUpdateMsg tenantUpdateMsg = 26;
  repeated TenantProfileUpdateMsg tenantProfileUpdateMsg = 27;
  repeated ResourceUpdateMsg resourceUpdateMsg = 28;
}