From 0de562f4d9bde62cc91e0192a61843dd7650c864 Mon Sep 17 00:00:00 2001
From: osmarks <me@osmarks.net>
Date: Mon, 27 Jul 2026 18:03:13 +0100
Subject: [PATCH] arbtt-sway

---
 arbtt-sway/Cargo.lock  | 613 +++++++++++++++++++++++++++++++++++++++++
 arbtt-sway/Cargo.toml  |  15 +
 arbtt-sway/src/main.rs | 181 ++++++++++++
 3 files changed, 809 insertions(+)
 create mode 100644 arbtt-sway/Cargo.lock
 create mode 100644 arbtt-sway/Cargo.toml
 create mode 100644 arbtt-sway/src/main.rs

diff --git a/arbtt-sway/Cargo.lock b/arbtt-sway/Cargo.lock
new file mode 100644
index 0000000..07dddfe
--- /dev/null
+++ b/arbtt-sway/Cargo.lock
@@ -0,0 +1,613 @@
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+name = "windows-result"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7781fa89eaf60850ac3d2da7af8e5242a5ea78d1a11c49bf2910bb5a73853eb5"
+dependencies = [
+ "windows-link",
+]
+
+[[package]]
+name = "windows-strings"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7837d08f69c77cf6b07689544538e017c1bfcf57e34b4c0ff58e6c2cd3b37091"
+dependencies = [
+ "windows-link",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.61.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
+dependencies = [
+ "windows-link",
+]
+
+[[package]]
+name = "zmij"
+version = "1.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8848ee67ecc8aedbaf3e4122217aff892639231befc6a1b58d29fff4c2cabaa"
diff --git a/arbtt-sway/Cargo.toml b/arbtt-sway/Cargo.toml
new file mode 100644
index 0000000..0b0f57f
--- /dev/null
+++ b/arbtt-sway/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "arbtt-sway"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+anyhow = "1.0.102"
+chrono = { version = "0.4.44", features = ["serde"] }
+serde = { version = "1.0.228", features = ["derive"] }
+serde_json = "1.0.149"
+smol_str = { version = "0.3.6", features = ["serde"] }
+swayipc = "4.0.0"
+wayland-client = "0.31.14"
+wayland-protocols = { version = "0.32.12", features = ["client", "staging", "wayland-client"] }
+wayland-protocols-wlr = { version = "0.3.12", features = ["client"] }
diff --git a/arbtt-sway/src/main.rs b/arbtt-sway/src/main.rs
new file mode 100644
index 0000000..5e30351
--- /dev/null
+++ b/arbtt-sway/src/main.rs
@@ -0,0 +1,181 @@
+// based on https://github.com/josephdunn/idlers/blob/main/src/main.rs
+
+use std::process::{Command, Stdio};
+use std::time::{Instant, Duration};
+use std::sync::{Mutex, Arc};
+use std::io::Write;
+use std::thread;
+use anyhow::Result;
+use chrono::{DateTime, Utc};
+use swayipc::{EventType, Node, NodeType, Workspace};
+use wayland_client::{Connection, Dispatch, QueueHandle, delegate_noop, event_created_child, globals::{GlobalListContents, registry_queue_init}, protocol::{wl_registry, wl_seat}};
+use wayland_protocols::ext::idle_notify::v1::client::{ext_idle_notification_v1::{self, ExtIdleNotificationV1}, ext_idle_notifier_v1::ExtIdleNotifierV1};
+use smol_str::SmolStr;
+
+struct State {
+    idle_since: Option<Instant>,
+    windows: Vec<ArbttWindow>,
+    focused_desktop: SmolStr
+}
+
+#[derive(Clone)]
+struct WrState(Arc<Mutex<State>>);
+
+impl Dispatch<ExtIdleNotificationV1, ()> for WrState {
+    fn event(
+        state: &mut Self,
+        _proxy: &ExtIdleNotificationV1,
+        event: ext_idle_notification_v1::Event,
+        data: &(),
+        _conn: &Connection,
+        _qh: &QueueHandle<Self>,
+    ) {
+        match event {
+            ext_idle_notification_v1::Event::Idled => {
+                state.0.lock().unwrap().idle_since = Some(Instant::now());
+            }
+            ext_idle_notification_v1::Event::Resumed => {
+                state.0.lock().unwrap().idle_since = None;
+            }
+            _ => {}
+        }
+    }
+}
+
+impl Dispatch<wl_registry::WlRegistry, GlobalListContents> for WrState {
+    fn event(
+        _state: &mut Self,
+        _registry: &wl_registry::WlRegistry,
+        _event: wl_registry::Event,
+        _data: &GlobalListContents,
+        _conn: &Connection,
+        _qh: &QueueHandle<Self>,
+    ) {
+    }
+}
+
+#[derive(serde::Serialize, Debug)]
+struct ArbttWindow {
+    active: bool,
+    hidden: bool,
+    title: SmolStr,
+    program: SmolStr,
+    desktop: SmolStr
+}
+
+#[derive(serde::Serialize, Debug)]
+struct ArbttEntry<'a> {
+    date: DateTime<Utc>,
+    rate: u64,
+    inactive: u64,
+    windows: &'a [ArbttWindow],
+    desktop: SmolStr
+}
+
+delegate_noop!(WrState: ignore wl_seat::WlSeat);
+delegate_noop!(WrState: ignore ExtIdleNotifierV1);
+
+fn process_tree<'a>(node: &'a Node, windows: &mut Vec<ArbttWindow>, focused: &mut SmolStr, mut workspace: Option<SmolStr>) {
+    if node.node_type == NodeType::Workspace {
+        workspace = workspace.or(node.name.as_ref().map(SmolStr::from));
+    }
+    if node.node_type == NodeType::Con || node.node_type == NodeType::FloatingCon {
+        if node.name.is_some() || node.app_id.is_some() {
+            //println!("{:?}", node);
+            windows.push(ArbttWindow { active: node.focused, hidden: false, title: node.name.as_ref().map(SmolStr::from).unwrap_or_default(), program: node.app_id.as_ref().map(SmolStr::from).unwrap_or_default(), desktop: workspace.clone().unwrap_or_default() })
+        }
+    }
+    if node.focused {
+        if let Some(ws) = workspace.as_ref() {
+            *focused = ws.clone();
+        }
+    }
+
+    for child in &node.nodes {
+        process_tree(child, windows, focused, workspace.clone());
+    }
+    for child in &node.floating_nodes {
+        process_tree(child, windows, focused, workspace.clone());
+    }
+}
+
+fn sway_thread(wr_state: WrState) -> Result<()> {
+    let mut connection = swayipc::Connection::new()?;
+
+    let tree = connection.get_tree()?;
+    let mut windows = vec![];
+
+    let mut read_windows = || {
+        windows.clear();
+        let mut focused = SmolStr::new("");
+        process_tree(&tree, &mut windows, &mut focused, None);
+        let mut state = wr_state.0.lock().unwrap();
+        std::mem::swap(&mut state.windows, &mut windows);
+        state.focused_desktop = focused;
+    };
+
+    read_windows();
+
+    let st = connection.subscribe([EventType::Window])?;
+    for _s in st {
+        read_windows();
+    }
+    Ok(())
+}
+
+const INTERVAL: Duration = Duration::from_secs(60);
+
+fn arbtt_thread(wr_state: WrState) -> Result<()> {
+    let mut cmd = Command::new("arbtt-import");
+    cmd.arg("-a").arg("-t").arg("JSON");
+    //let mut cmd = Command::new("tee");
+    let cmd = cmd.stdin(Stdio::piped()).spawn()?;
+    let mut stdin = &cmd.stdin.unwrap();
+    loop {
+        std::thread::sleep(INTERVAL); // this will drift but close enough
+        let state = wr_state.0.lock().unwrap();
+        serde_json::to_writer(stdin, &ArbttEntry {
+            date: Utc::now(),
+            rate: INTERVAL.as_millis() as u64,
+            inactive: state.idle_since.map(|s| Instant::now().duration_since(s).as_millis() as u64).unwrap_or(0),
+            windows: state.windows.as_slice(),
+            desktop: state.focused_desktop.clone()
+        })?;
+        std::mem::drop(state);
+        write!(stdin, "\n")?;
+    }
+}
+
+fn main() -> Result<()> {
+    let idle_timeout_ms: u32 = 0;
+
+    let conn = Connection::connect_to_env()?;
+    let (globals, mut event_queue) = registry_queue_init::<WrState>(&conn)?;
+    let qh = event_queue.handle();
+    let seat: wl_seat::WlSeat = globals.bind::<wl_seat::WlSeat, _, _>(&qh, 1..=9, ())?;
+    let idle_notifier: ExtIdleNotifierV1 = globals.bind::<ExtIdleNotifierV1, _, _>(&qh, 1..=2, ())?;
+    let _notifier = idle_notifier.get_input_idle_notification(idle_timeout_ms, &seat, &qh, ());
+
+    let state = State {
+        idle_since: None,
+        windows: vec![],
+        focused_desktop: SmolStr::new("")
+    };
+    let mut wr_state = WrState(Arc::new(Mutex::new(state)));
+
+    let wr_state_ = wr_state.clone();
+    let wr_state__ = wr_state.clone();
+    thread::spawn(|| {
+        sway_thread(wr_state_).unwrap()
+    });
+    thread::spawn(|| {
+       arbtt_thread(wr_state__).unwrap()
+    });
+
+    loop {
+        conn.flush()?;
+        event_queue.blocking_dispatch(&mut wr_state)?;
+    }
+
+    Ok(())
+}