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use async_trait::async_trait;
use minecraft_chat::component::Component;
use serde::{Deserialize, Deserializer};
use serde_json::Value;
use tokio::io::BufReader;
use crate::{
mc_buf,
packets::{Packet, PacketTrait},
};
use super::StatusPacket;
#[derive(Clone, Debug, Deserialize)]
pub struct Version {
pub name: Component,
pub protocol: u32,
}
#[derive(Clone, Debug, Deserialize)]
pub struct SamplePlayer {
pub id: String,
pub name: String,
}
#[derive(Clone, Debug, Deserialize)]
pub struct Players {
pub max: u32,
pub online: u32,
pub sample: Vec<SamplePlayer>,
}
// the entire packet is just json, which is why it has deserialize
#[derive(Clone, Debug, Deserialize)]
pub struct ClientboundStatusResponsePacket {
pub description: Component,
pub favicon: Option<String>,
pub players: Players,
pub version: Version,
}
#[async_trait]
impl PacketTrait for ClientboundStatusResponsePacket {
fn get(self) -> StatusPacket {
StatusPacket::ClientboundStatusResponsePacket(self)
}
fn write(&self, _buf: &mut Vec<u8>) {}
async fn read<T: tokio::io::AsyncRead + std::marker::Unpin + std::marker::Send>(
buf: &mut BufReader<T>,
) -> Result<Packet, String> {
let status_string = mc_buf::read_utf(buf).await?;
let status_json: Value =
serde_json::from_str(status_string.as_str()).expect("Server status isn't valid JSON");
Ok(ClientboundStatusResponsePacket::deserialize(status_json)
.map_err(|e| e.to_string())?
.get())
}
}
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