/**
 * Copyright © 2016-2019 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";
option java_multiple_files = true;
option java_outer_classname = "EdgeProtos";

package edge;

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

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

}

/**
 * Data Structures;
 */
message RequestMsg {
  RequestMsgType msgType = 1;
  ConnectRequestMsg connectRequestMsg = 2;
  DeviceUpdateMsg deviceUpdateMsg = 3;
  UplinkMsg uplinkMsg = 4;
}

message ResponseMsg {
  ConnectResponseMsg connectResponseMsg = 1;
  UplinkResponseMsg uplinkResponseMsg = 2;
  DeviceUpdateMsg deviceUpdateMsg = 3;
  RuleChainUpdateMsg ruleChainUpdateMsg = 4;
  RuleChainMetadataUpdateMsg ruleChainMetadataUpdateMsg = 5;
  DashboardUpdateMsg dashboardUpdateMsg = 6;
  AssetUpdateMsg assetUpdateMsg = 7;
  EntityViewUpdateMsg entityViewUpdateMsg = 8;
  DownlinkMsg downlinkMsg = 9;
}

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

message ConnectRequestMsg {
  string edgeRoutingKey = 1;
  string edgeSecret = 2;
}

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

message ConnectResponseMsg {
  ConnectResponseCode responseCode = 1;
  string errorMsg = 2;
  EdgeConfiguration configuration = 3;
}

message EdgeConfiguration {
  int64 tenantIdMSB = 1;
  int64 tenantIdLSB = 2;
  string name = 5;
  string routingKey = 6;
  string type = 7;
}

enum UpdateMsgType {
  ENTITY_CREATED_RPC_MESSAGE = 0;
  ENTITY_UPDATED_RPC_MESSAGE = 1;
  ENTITY_DELETED_RPC_MESSAGE = 2;
  RULE_CHAIN_CUSTOM_MESSAGE = 3;
}

message EntityDataProto {
  string entityName = 1;
  string entityType = 2;
  bytes tbMsg = 3;
}

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

message RuleChainMetadataUpdateMsg {
  UpdateMsgType msgType = 1;
  int64 ruleChainIdMSB = 2;
  int64 ruleChainIdLSB = 3;
  int32 firstNodeIndex = 4;
  repeated RuleNodeProto nodes =  5;
  repeated NodeConnectionInfoProto connections =  6;
  repeated RuleChainConnectionInfoProto ruleChainConnections =  7;
}

message RuleNodeProto {
  string type = 1;
  string name = 2;
  bool debugMode = 3;
  string configuration = 4;
  string additionalInfo = 5;
}

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

message RuleChainConnectionInfoProto {
  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;
  string name = 4;
}

message DeviceUpdateMsg {
  UpdateMsgType msgType = 1;
  string name = 2;
  string type = 3;
}

message AssetUpdateMsg {
  UpdateMsgType msgType = 1;
  string name = 2;
  string type = 3;
}

message EntityViewUpdateMsg {
  UpdateMsgType msgType = 1;
  string name = 2;
  string type = 3;
  string relatedName = 4;
  string relatedType = 5;
  EntityType relatedEntityType = 6;
}

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

/**
 * Main Messages;
 */

message UplinkMsg {
  int32 uplinkMsgId = 1;
  repeated EntityDataProto entityData = 2;
}

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

message DownlinkMsg {
  int32 downlinkMsgId = 1;
  repeated EntityDataProto entityData = 2;
}