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use super::ui::error::MyError;
use crate::AppState;
use anyhow::anyhow;
use anyhow::Context;
use log::debug;
use log::warn;
use rocket::{get, http::ContentType, response::stream::ReaderStream, State};
use std::path::PathBuf;
use tokio::io::{duplex, DuplexStream};
use tokio_util::io::SyncIoBridge;
#[get("/stream/<path..>?<selection>")]
pub fn r_stream(
path: PathBuf,
selection: String,
state: &State<AppState>,
) -> Result<(ContentType, ReaderStream![DuplexStream]), MyError> {
let (a, b) = duplex(1024);
let path = path.to_str().unwrap().to_string();
let item = state
.library
.nested(&path)
.context("retrieving library node")?
.get_item()?;
let remuxer = state.remuxer.clone();
let selection = selection
.split(",")
.map(|e| e.parse().map_err(|_| anyhow!("invalid number")))
.into_iter()
.collect::<Result<Vec<_>, _>>()?;
let b = SyncIoBridge::new(b);
tokio::task::spawn_blocking(move || {
if let Err(e) = remuxer.generate_into(
b,
0,
item.fs_path.parent().unwrap().to_path_buf(),
item.data.clone(),
selection,
) {
warn!("stream stopped: {e}")
}
});
debug!("starting stream");
Ok((ContentType::WEBM, ReaderStream::one(a)))
}
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