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pub mod pb {
tonic::include_proto!("grpc.planetwars.bot_api");
}
use pb::bot_api_service_client::BotApiServiceClient;
use tokio_stream::wrappers::UnboundedReceiverStream;
use tokio::sync::mpsc;
use tonic::{metadata::MetadataValue, transport::Channel, Request};
#[tokio::main]
async fn main() {
let channel = Channel::from_static("http://localhost:50051")
.connect()
.await
.unwrap();
let mut client = BotApiServiceClient::with_interceptor(channel, |mut req: Request<()>| {
let player_id: MetadataValue<_> = "test_player".parse().unwrap();
req.metadata_mut().insert("player_id", player_id);
Ok(req)
});
let (tx, rx) = mpsc::unbounded_channel();
let mut stream = client
.connect_bot(UnboundedReceiverStream::new(rx))
.await
.unwrap()
.into_inner();
while let Some(message) = stream.message().await.unwrap() {
let state = String::from_utf8(message.content).unwrap();
println!("{}", state);
let response = r#"{ moves: [] }"#;
tx.send(pb::PlayerRequestResponse {
request_id: message.request_id,
content: response.as_bytes().to_vec(),
})
.unwrap();
}
std::mem::drop(tx);
// for clean exit
std::mem::drop(client);
}
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