24 lines
823 B
Rust
24 lines
823 B
Rust
use crate::tile::TileData;
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use tokio::io::{self, AsyncWriteExt};
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use tokio::sync::mpsc::Receiver;
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pub async fn launch(num_tiles: usize, mut receiver: Receiver<TileData>) -> io::Result<()> {
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let mut stdout = io::stdout();
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stdout.write_all(b"{ \"version\": 1 }\n[").await?;
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let mut blocks = Vec::new();
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blocks.resize_with(num_tiles, Default::default);
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loop {
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let message = receiver.recv().await.unwrap();
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if message.sender_id < num_tiles {
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blocks[message.sender_id] = Some(message.block);
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} else {
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eprintln!("Invalid message with sender id {}", message.sender_id);
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continue;
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}
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let serialized = serde_json::to_vec(&blocks).unwrap();
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stdout.write_all(&serialized).await?;
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stdout.write_all(b",\n").await?;
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}
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}
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