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path: root/server/replaytool/src/render.rs
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/*
    Hurry Curry! - a game about cooking
    Copyright (C) 2025 Hurry Curry! Contributors

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, version 3 of the License only.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.

*/

use crate::replay::replay;
use anyhow::Result;
use log::info;
use std::path::Path;
use tokio::{net::TcpListener, process::Command};

pub async fn render(
    input: &Path,
    output: &Path,
    framerate: usize,
    headless: bool,
    rendering_driver: &str,
    video_driver: &str,
    headless_compositor: &str,
) -> Result<()> {
    let port = 27090;
    let ws_listener = TcpListener::bind(("127.0.0.1", port)).await?;

    let mut args = Vec::new();
    if headless {
        args.push("wlheadless-run");
        args.extend(["-c", headless_compositor]);
        args.push("--");
    }
    args.push("hurrycurry-client");
    if headless {
        args.extend(["--video-driver", video_driver]);
        args.extend(["--rendering-driver", rendering_driver]);
    }
    args.extend(["--write-movie", output.to_str().unwrap()]);
    let fps = framerate.to_string();
    args.extend(["--fixed-fps", &fps]);
    args.push("--print-fps");
    args.push("--");
    let uri = format!("ws://127.0.0.1:{port}");
    args.push(&uri);

    let mut client = Command::new(args[0]).args(&args[1..]).spawn()?;

    info!("listening for websockets on {}", ws_listener.local_addr()?);
    replay(&ws_listener, &input).await?;

    client.wait().await?.exit_ok()?;

    Ok(())
}