// LightPush protocol definition supporting v1, v2, and v3
// V1/V2: /vac/waku/lightpush/2.0.0-beta1
// V3: /vac/waku/lightpush/3.0.0

syntax = "proto3";

import "message.proto";

message PushRequest {
  string pubsub_topic = 1;
  WakuMessage message = 2;
}

message PushResponse {
  bool is_success = 1;
  optional string info = 2;
  
  // V3 extended fields
  optional uint32 status_code = 10;
  optional string status_desc = 11;
  optional uint32 relay_peer_count = 12;
}

message PushRpc {
  string request_id = 1;
  optional PushRequest request = 2;
  optional PushResponse response = 3;
}

// V3 specific messages with different field numbering
message LightPushRequestV3 {
  string request_id = 1;
  optional string pubsub_topic = 20;
  WakuMessage message = 21;
}

message LightPushResponseV3 {
  string request_id = 1;
  uint32 status_code = 10;
  optional string status_desc = 11;
  optional uint32 relay_peer_count = 12;
}