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pub mod clientbound_change_difficulty_packet;
pub mod clientbound_custom_payload_packet;
pub mod clientbound_login_packet;
pub mod clientbound_update_view_distance_packet;
use super::ProtocolPacket;
use crate::connect::PacketFlow;
use async_trait::async_trait;
#[derive(Clone, Debug)]
pub enum GamePacket
where
Self: Sized,
{
ClientboundLoginPacket(clientbound_login_packet::ClientboundLoginPacket),
ClientboundUpdateViewDistancePacket(
clientbound_update_view_distance_packet::ClientboundUpdateViewDistancePacket,
),
ClientboundCustomPayloadPacket(
clientbound_custom_payload_packet::ClientboundCustomPayloadPacket,
),
ClientboundChangeDifficultyPacket(
clientbound_change_difficulty_packet::ClientboundChangeDifficultyPacket,
),
}
#[async_trait]
impl ProtocolPacket for GamePacket {
fn id(&self) -> u32 {
match self {
GamePacket::ClientboundChangeDifficultyPacket(_packet) => 0x0e,
GamePacket::ClientboundCustomPayloadPacket(_packet) => 0x18,
GamePacket::ClientboundLoginPacket(_packet) => 0x26,
GamePacket::ClientboundUpdateViewDistancePacket(_packet) => 0x4a,
}
}
fn write(&self, buf: &mut Vec<u8>) -> Result<(), std::io::Error> {
match self {
GamePacket::ClientboundChangeDifficultyPacket(packet) => packet.write(buf),
GamePacket::ClientboundCustomPayloadPacket(packet) => packet.write(buf),
GamePacket::ClientboundLoginPacket(packet) => packet.write(buf),
GamePacket::ClientboundUpdateViewDistancePacket(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 T,
) -> Result<GamePacket, String>
where
Self: Sized,
{
Ok(match flow {
PacketFlow::ServerToClient => match id {
0x0e => clientbound_change_difficulty_packet::ClientboundChangeDifficultyPacket
::read(buf)
.await?,
0x18 => clientbound_custom_payload_packet::ClientboundCustomPayloadPacket::read(buf).await?,
0x26 => clientbound_login_packet::ClientboundLoginPacket::read(buf).await?,
0x4a => clientbound_update_view_distance_packet::ClientboundUpdateViewDistancePacket
::read(buf)
.await?,
// _ => return Err(format!("Unknown ServerToClient game packet id: {}", id)),
_ => panic!("Unknown ServerToClient game packet id: {}", id),
},
PacketFlow::ClientToServer => match id {
// 0x00 => serverbound_hello_packet::ServerboundHelloPacket::read(buf).await?,
_ => return Err(format!("Unknown ClientToServer game packet id: {}", id)),
},
})
}
}
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