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pub mod clientbound_hello_packet;
pub mod serverbound_hello_packet;
use async_trait::async_trait;
use tokio::io::BufReader;
use crate::connect::PacketFlow;
use super::ProtocolPacket;
#[derive(Clone, Debug)]
pub enum LoginPacket
where
Self: Sized,
{
ServerboundHelloPacket(serverbound_hello_packet::ServerboundHelloPacket),
ClientboundHelloPacket(clientbound_hello_packet::ClientboundHelloPacket),
}
#[async_trait]
impl ProtocolPacket for LoginPacket {
fn id(&self) -> u32 {
match self {
LoginPacket::ServerboundHelloPacket(_packet) => 0x00,
LoginPacket::ClientboundHelloPacket(_packet) => 0x01,
}
}
fn write(&self, buf: &mut Vec<u8>) {
match self {
LoginPacket::ServerboundHelloPacket(packet) => packet.write(buf),
LoginPacket::ClientboundHelloPacket(packet) => packet.write(buf),
}
}
/// Read a packet by its id, ConnectionProtocol, and flow
async fn read<T: tokio::io::AsyncRead + std::marker::Unpin + std::marker::Send>(
id: u32,
flow: &PacketFlow,
buf: &mut BufReader<T>,
) -> Result<LoginPacket, String>
where
Self: Sized,
{
match flow {
PacketFlow::ServerToClient => match id {
0x01 => Ok(clientbound_hello_packet::ClientboundHelloPacket::read(buf).await?),
_ => Err(format!("Unknown ServerToClient status packet id: {}", id)),
},
PacketFlow::ClientToServer => match id {
0x00 => Ok(serverbound_hello_packet::ServerboundHelloPacket::read(buf).await?),
_ => Err(format!("Unknown ClientToServer status packet id: {}", id)),
},
}
}
}
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