syntax = "proto3";

package client;

// Client is the service used for any client-facing requests.
service ClientService {
  rpc FetchAccountState(FetchAccountStateRequest) returns (FetchAccountStateResponse) {}
  rpc GetFreeToken(GetFreeTokenRequest) returns (GetFreeTokenResponse) {}
  rpc GetStakingContractInfo(StakingContractInfoRequest) returns (StakingContractInfoResponse) {}
}

// FetchAccountStateRequest is the request to fetch an account's balance and nonce.
message FetchAccountStateRequest {
  // The account address
  bytes address = 1;
}

// FetchAccountStateResponse is the response of FetchAccountStateRequest.
message FetchAccountStateResponse {
  // The balance of the account (big.Int)
  bytes balance = 1;
  // The nonce of the account
  uint64 nonce = 2;
}

// GetFreeTokenRequest is the request to get free token from the faucet smart contract.
message GetFreeTokenRequest {
  // The account address to receive the free token
  bytes address = 1;
}

// GetFreeTokenResponse is the response of GetFreeTokenRequest.
message GetFreeTokenResponse {
  // The transaction Id that requests free token from the faucet.
  bytes txId = 1;
}

// StakingContractInfoRequest is the request to necessary info for stkaing.
message StakingContractInfoRequest {
  // The account address
  bytes address = 1;
}

// StakingContractInfoResponse is the response of GetStakingContractInfo.
message StakingContractInfoResponse {
  // Contract address.
  string contract_address = 1;
  // The balance of the staking account.
  bytes balance = 2;
  // The nonce of the staking account.
  uint64 nonce = 3;
}