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// Copyright (C) 2026 Danilo M. <danix@danix.xyz>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
// published by the Free Software Foundation.
//
// 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 General Public License for more details.
import Quickshell
import Quickshell.Bluetooth
import Quickshell.Io
import QtQuick
import "../.."
// Always active: the BlueZ backend pushes and there is no poll to gate.
// Referencing Bluetooth here instantiates it at shell start.
Module {
id: mod
name: "bluetooth"
label: "Bluetooth"
alwaysActive: true
readonly property var adapter: Bluetooth.defaultAdapter
readonly property Pairing pairing: Pairing {}
readonly property var devices: Bluetooth.devices ? Bluetooth.devices.values : []
readonly property var connectedDevices: devices.filter(d => d.connected)
readonly property var pairedDevices: devices.filter(d => d.paired && !d.connected)
readonly property var availableDevices: devices.filter(d => !d.paired)
readonly property bool anyConnected: connectedDevices.length > 0
// Battery for devices BlueZ does not publish through org.bluez.Battery1.
// Gamepads are the case: the Sony pads expose their charge as a kernel
// power_supply rather than a BlueZ interface, so BluetoothDevice.battery
// reads nothing for them. The DualSense driver names the supply
// "ps-controller-battery-<mac>"; the parser takes any supply whose name
// ends in a MAC, so the separator ("-" here, "_" under hid-sony) and the
// driver do not matter. This map is keyed by lowercase MAC and holds 0-100.
property var batteryPct: ({})
function batteryFor(address) {
if (!address) return null;
const v = mod.batteryPct[address.toLowerCase()];
return v === undefined ? null : v;
}
function refreshBatteries() {
batProc.running = false;
batProc.running = true;
}
// Reads every power_supply once. A supply earns a line only when its name
// ends in "xx:xx:xx:xx:xx:xx", which excludes the system battery (BAT0)
// and AC adapter while catching the controller batteries. The MAC is the
// trailing 17 characters; the separator before it is not assumed.
property Process batProc: Process {
command: ["sh", "-c",
"for d in /sys/class/power_supply/*; do n=${d##*/}; " +
"case $n in *??:??:??:??:??:??) " +
"[ -r \"$d/capacity\" ] && printf '%s %s\\n' \"$n\" \"$(cat \"$d/capacity\")\";; " +
"esac; done"]
stdout: StdioCollector {
onStreamFinished: {
const map = {};
for (const line of text.trim().split("\n")) {
const i = line.lastIndexOf(" ");
if (i <= 0) continue;
const pct = parseInt(line.slice(i + 1), 10);
if (!isNaN(pct)) map[line.slice(0, i).slice(-17).toLowerCase()] = pct;
}
mod.batteryPct = map;
}
}
}
// ponytail: 30s poll, matches how slowly a gamepad charge moves. Move to a
// uevent watch only if a lagging percentage is ever noticed.
property Timer batTimer: Timer {
interval: 30000
repeat: true
running: mod.anyConnected
onTriggered: mod.refreshBatteries()
}
onAnyConnectedChanged: if (mod.anyConnected) mod.refreshBatteries()
Component.onCompleted: mod.refreshBatteries()
// Null for the first ~2s, then filled. Safe navigation everywhere.
icon: mod.adapter && mod.adapter.enabled ? "\uf293" : "\uf05e"
// Active while anything is connected.
active: mod.anyConnected
function notify(title, body) {
notifyProc.command = ["notify-send", "--app-name=bluetooth",
"--urgency=critical", "--icon=error", title, body];
notifyProc.running = false;
notifyProc.running = true;
}
property Process notifyProc: Process {}
// Pairing runs through bluetoothctl; on success connect natively, on
// failure notify, since the drawer may have closed by then.
property Connections pairingConn: Connections {
target: mod.pairing
function onFinished(address, ok) {
if (!ok) {
mod.notify("Bluetooth", "Pairing failed: " + mod.pairing.error);
return;
}
const d = mod.devices.find(x => x.address === address);
if (d) d.connect();
}
}
tileContent: Component { BluetoothTile { bt: mod } }
page: Component {
Page {
title: "Bluetooth"
BluetoothPage { width: parent.width; bt: mod }
}
}
}
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