mod.rs

// Copyright 2021 The Grin Developers
//
// 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.

mod file;
mod slatepack;
pub mod tor;

pub use self::file::PathToSlate;
pub use self::slatepack::PathToSlatepack;
pub use self::tor::TorSlateSender;

use crate::config::WalletConfig;
use crate::libwallet::{Error, Slate};
use crate::util::ZeroingString;

/// Sends transactions to a corresponding SlateReceiver
pub trait SlateSender {
	/// Send a transaction slate to another listening wallet and return result
	/// TODO: Probably need a slate wrapper type
	fn send_tx(&mut self, slate: &Slate, finalize: bool) -> Result<Slate, Error>;
}

pub trait SlateReceiver {
	/// Start a listener, passing received messages to the wallet api directly
	/// Takes a wallet config for now to avoid needing all sorts of awkward
	/// type parameters on this trait
	fn listen(
		&self,
		config: WalletConfig,
		passphrase: ZeroingString,
		account: &str,
		node_api_secret: Option<String>,
	) -> Result<(), Error>;
}

/// Posts slates to be read later by a corresponding getter
pub trait SlatePutter {
	/// Send a transaction asynchronously
	fn put_tx(&self, slate: &Slate, as_bin: bool) -> Result<(), Error>;
}

/// Checks for a transaction from a corresponding SlatePutter, returns the transaction if it exists
pub trait SlateGetter {
	/// Receive a transaction async. (Actually just read it from wherever and return the slate).
	/// Returns (Slate, whether it was in binary form)
	fn get_tx(&self) -> Result<(Slate, bool), Error>;
}