torudo 0.10.0

A terminal-based todo.txt viewer and manager with TUI interface
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use notify::{Event as NotifyEvent, RecommendedWatcher, RecursiveMode, Watcher};
use std::error::Error;
use std::path::Path;
use std::sync::mpsc;

pub struct FileWatcher {
    watcher: RecommendedWatcher,
    rx: mpsc::Receiver<NotifyEvent>,
}

impl FileWatcher {
    pub fn new(_todotxt_dir: &str) -> Result<Self, Box<dyn Error>> {
        let (tx, rx) = mpsc::channel();
        let watcher = RecommendedWatcher::new(
            move |res: Result<NotifyEvent, notify::Error>| {
                if let Ok(event) = res {
                    let _ = tx.send(event);
                }
            },
            notify::Config::default(),
        )?;

        Ok(Self {
            watcher,
            rx,
        })
    }

    pub fn start_watching(&mut self, todotxt_dir: &str) -> Result<(), Box<dyn Error>> {
        self.watcher
            .watch(Path::new(todotxt_dir), RecursiveMode::NonRecursive)?;
        Ok(())
    }

    pub const fn receiver(&self) -> &mpsc::Receiver<NotifyEvent> {
        &self.rx
    }
}