"""Open-window data source — synchronous `hyprctl clients -j`, same pattern as
orbit-menu/menu_tree.py's _hyprctl_json (a local unix-socket round trip, cheap
enough to call straight from the UI thread; refreshed each time the dock is
revealed, not polled continuously)."""

from __future__ import annotations

import json
import subprocess


def open_windows() -> list[dict]:
    try:
        out = subprocess.run(["hyprctl", "clients", "-j"], capture_output=True,
                             text=True, timeout=1.5, check=True).stdout
        clients = json.loads(out)
    except (subprocess.SubprocessError, json.JSONDecodeError, OSError):
        return []
    wins = [w for w in clients if w.get("mapped", True) and w.get("class")]
    wins.sort(key=lambda w: (w.get("workspace", {}).get("id", 0),
                             (w.get("title") or w.get("class") or "").lower()))
    return wins


def focus_window(address: str) -> None:
    subprocess.Popen(["hyprctl", "dispatch", f'hl.dsp.focus({{ window = "address:{address}" }})'],
                     stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)