//
// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements.  See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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";

package helloworld;
option go_package = "./proto";

service Greeter {
  // Unary RPC.
  rpc SayHello (HelloRequest) returns (HelloReply) {}
  rpc GetErrResp (HelloRequest) returns (HelloReply) {}
  rpc Plus (PlusRequest) returns (PlusReply) {}
  rpc SayHelloAfterDelay (HelloRequest) returns (HelloReply) {}
  rpc SayMultipleHello(MultipleHelloRequest) returns (MultipleHelloReply) {}

  // Server side streaming.
  rpc SayHelloServerStream (HelloRequest) returns (stream HelloReply) {}

  // Client side streaming.
  rpc SayHelloClientStream (stream HelloRequest) returns (HelloReply) {}

  // Bidirectional streaming.
  rpc SayHelloBidirectionalStream (stream HelloRequest) returns (stream HelloReply) {}

}

enum Gender {
    GENDER_UNKNOWN = 0;
    GENDER_MALE = 1;
    GENDER_FEMALE = 2;
}

message Person {
    string name = 1;
    int32 age = 2;
}

message HelloRequest {
  string name = 1;
  repeated string items = 2;
  Gender gender = 3;
  Person person = 4;
}

message HelloReply {
  string message = 1;
  repeated string items = 2;
  Gender gender = 3;
}

message PlusRequest {
  int64 a = 1;
  int64 b = 2;
}

message PlusReply {
  int64 result = 1;
}

message MultipleHelloRequest {
  string name = 1;
  repeated string items = 2;
  repeated Gender genders = 3;
  repeated Person persons = 4;
}

message MultipleHelloReply{
  string message = 1;
  repeated string items = 2;
  repeated Gender genders = 3;
}

message ErrorDetail {
    int64 code = 1;
    string message = 2;
    string type = 3;
}