//  Copyright 2020, The Tari Project
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use thiserror::Error;

use crate::{PeerConnectionError, connection_manager::ConnectionManagerError, peer_manager::PeerManagerError};

/// Errors for the Connectivity actor.
#[derive(Debug, Error)]
pub enum ConnectivityError {
    #[error("Cannot send request because ConnectivityActor disconnected")]
    ActorDisconnected,
    #[error("Internal actor response was unexpectedly cancelled")]
    ActorResponseCancelled,
    #[error("PeerManagerError: {0}")]
    PeerManagerError(#[from] PeerManagerError),
    #[error("Peer connection error: {0}")]
    PeerConnectionError(#[from] PeerConnectionError),
    #[error("ConnectionFailed: {0}")]
    ConnectionFailed(ConnectionManagerError),
    #[error("Connectivity event stream closed unexpectedly")]
    ConnectivityEventStreamClosed,
    #[error("Timeout while waiting for node to come online ({0} peer(s) connected)")]
    OnlineWaitTimeout(usize),
    #[error("Pending dial was cancelled")]
    DialCancelled,
    #[error("Client cancelled: '{0}'")]
    ClientCancelled(String),
}

impl From<ConnectionManagerError> for ConnectivityError {
    fn from(err: ConnectionManagerError) -> Self {
        match err {
            ConnectionManagerError::DialCancelled => Self::DialCancelled,
            err => Self::ConnectionFailed(err),
        }
    }
}
