// Copyright 2018 Parity Technologies (UK) Ltd.
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//! Implementation of the [floodsub](https://github.com/libp2p/specs/blob/master/pubsub/README.md) protocol.

#![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]

use libp2p_identity::PeerId;

pub mod protocol;

mod layer;
mod topic;

mod proto {
    #![allow(unreachable_pub)]
    include!("generated/mod.rs");
    pub(crate) use self::floodsub::pb::{mod_RPC::SubOpts, Message, RPC};
}

pub use self::layer::{Floodsub, FloodsubEvent};
pub use self::protocol::{FloodsubMessage, FloodsubRpc};
pub use self::topic::Topic;

/// Configuration options for the Floodsub protocol.
#[derive(Debug, Clone)]
pub struct FloodsubConfig {
    /// Peer id of the local node. Used for the source of the messages that we publish.
    pub local_peer_id: PeerId,

    /// `true` if messages published by local node should be propagated as messages received from
    /// the network, `false` by default.
    pub subscribe_local_messages: bool,
}

impl FloodsubConfig {
    pub fn new(local_peer_id: PeerId) -> Self {
        Self {
            local_peer_id,
            subscribe_local_messages: false,
        }
    }
}