more example

examples/watch_simple.rs

@@ -0,0 +1,79 @@
+use notify::DebouncedEvent::{Create, Remove, Rename};
+use notify::{watcher, RecursiveMode, Watcher};
+use std::{
+    sync::{
+        mpsc::{channel, Receiver},
+        {Arc, Mutex},
+    },
+    thread::sleep,
+    time::Duration,
+};
+
+use tokio::runtime::Builder;
+
+async fn watch(receiver: Receiver<notify::DebouncedEvent>, stop: Arc<Mutex<bool>>) {
+    loop {
+        if *stop.lock().unwrap() {
+            break;
+        }
+
+        match receiver.recv() {
+            Ok(event) => match event {
+                Create(new_path) => {
+                    println!("Create new file: {:?}", new_path);
+                }
+                Remove(old_path) => {
+                    println!("Remove file: {:?}", old_path);
+                }
+                Rename(old_path, new_path) => {
+                    println!("Rename file: {:?} to {:?}", old_path, new_path);
+                }
+                _ => (),
+            },
+            Err(e) => {
+                println!("{:?}", e);
+            }
+        }
+
+        sleep(Duration::from_secs(1));
+    }
+}
+
+fn main() {
+    let path = "/home/jb/Videos/tv-media/ADtv/01 - Intro".to_string();
+    let stop = Arc::new(Mutex::new(false));
+
+    let (sender, receiver) = channel();
+    let mut watcher = watcher(sender, Duration::from_secs(2)).unwrap();
+    watcher.watch(path.clone(), RecursiveMode::Recursive).unwrap();
+
+    let runtime = Builder::new_multi_thread()
+        .worker_threads(1)
+        .thread_name("file_watcher")
+        .enable_all()
+        .build()
+        .expect("Creating Tokio runtime");
+
+    if true {
+        runtime.spawn(watch(receiver, Arc::clone(&stop)));
+    }
+
+    let mut count = 0;
+
+    loop {
+        println!("task: {count}");
+        sleep(Duration::from_secs(1));
+
+        count += 1;
+
+        if count == 5 {
+            break;
+        }
+    }
+
+    *stop.lock().unwrap() = true;
+
+    watcher.unwatch(path).unwrap();
+
+    println!("after loop");
+}