syntax = "proto3";
package cosmos.feegrant.v1beta1;

import "gogoproto/gogo.proto";
import "google/protobuf/any.proto";
import "cosmos_proto/cosmos.proto";

option go_package = "github.com/cosmos/cosmos-sdk/x/feegrant/types";

// Msg defines the feegrant msg service.
service Msg {

  // GrantFeeAllowance grants fee allowance to the grantee on the granter's
  // account with the provided expiration time.
  rpc GrantFeeAllowance(MsgGrantFeeAllowance) returns (MsgGrantFeeAllowanceResponse);

  // RevokeFeeAllowance revokes any fee allowance of granter's account that
  // has been granted to the grantee.
  rpc RevokeFeeAllowance(MsgRevokeFeeAllowance) returns (MsgRevokeFeeAllowanceResponse);
}

// MsgGrantFeeAllowance adds permission for Grantee to spend up to Allowance
// of fees from the account of Granter.
message MsgGrantFeeAllowance {
  string              granter   = 1;
  string              grantee   = 2;
  google.protobuf.Any allowance = 3 [(cosmos_proto.accepts_interface) = "FeeAllowanceI"];
}

// MsgGrantFeeAllowanceResponse defines the Msg/GrantFeeAllowanceResponse response type.
message MsgGrantFeeAllowanceResponse {}

// MsgRevokeFeeAllowance removes any existing FeeAllowance from Granter to Grantee.
message MsgRevokeFeeAllowance {
  string granter = 1;
  string grantee = 2;
}

// MsgRevokeFeeAllowanceResponse defines the Msg/RevokeFeeAllowanceResponse response type.
message MsgRevokeFeeAllowanceResponse {}