illogical-impulse/.config/quickshell/ii/services/Network.qml

pragma Singleton
pragma ComponentBehavior: Bound

import Quickshell
import Quickshell.Io
import QtQuick

/**
 * Simple polled network state service.
 */
Singleton {
    id: root

    property bool wifi: true
    property bool ethernet: false
    
    property bool wifiEnabled: false
    property string networkName: ""
    property int networkStrength
    property string materialSymbol: ethernet ? "lan" :
        wifiEnabled ? (
        Network.networkStrength > 80 ? "signal_wifi_4_bar" :
        Network.networkStrength > 60 ? "network_wifi_3_bar" :
        Network.networkStrength > 40 ? "network_wifi_2_bar" :
        Network.networkStrength > 20 ? "network_wifi_1_bar" :
        "signal_wifi_0_bar"
    ) : "signal_wifi_off"

    // Control
    function toggleWifi(): void {
        const cmd = wifiEnabled ? "off" : "on";
        enableWifiProc.exec(["nmcli", "radio", "wifi", cmd]);
    }

    Process {
        id: enableWifiProc
    }

    // Status update
    function update() {
        updateConnectionType.startCheck();
        wifiStatusProcess.running = true
        updateNetworkName.running = true;
        updateNetworkStrength.running = true;
    }

    Process {
        id: subscriber
        running: true
        command: ["nmcli", "monitor"]
        stdout: SplitParser {
            onRead: root.update()
        }
    }

    Process {
        id: updateConnectionType
        property string buffer
        command: ["sh", "-c", "nmcli -t -f NAME,TYPE,DEVICE c show --active"]
        running: true
        function startCheck() {
            buffer = "";
            updateConnectionType.running = true;
        }
        stdout: SplitParser {
            onRead: data => {
                updateConnectionType.buffer += data + "\n";
            }
        }
        onExited: (exitCode, exitStatus) => {
            const lines = updateConnectionType.buffer.trim().split('\n');
            let hasEthernet = false;
            let hasWifi = false;
            lines.forEach(line => {
                if (line.includes("ethernet"))
                    hasEthernet = true;
                else if (line.includes("wireless"))
                    hasWifi = true;
            });
            root.ethernet = hasEthernet;
            root.wifi = hasWifi;
        }
    }

    Process {
        id: updateNetworkName
        command: ["sh", "-c", "nmcli -t -f NAME c show --active | head -1"]
        running: true
        stdout: SplitParser {
            onRead: data => {
                root.networkName = data;
            }
        }
    }

    Process {
        id: updateNetworkStrength
        running: true
        command: ["sh", "-c", "nmcli -f IN-USE,SIGNAL,SSID device wifi | awk '/^\*/{if (NR!=1) {print $2}}'"]
        stdout: SplitParser {
            onRead: data => {
                root.networkStrength = parseInt(data);
            }
        }
    }

    Process {
        id: wifiStatusProcess
        command: ["nmcli", "radio", "wifi"]
        Component.onCompleted: running = true
        environment: ({
            LANG: "C",
            LC_ALL: "C"
        })
        stdout: StdioCollector {
            onStreamFinished: {
                root.wifiEnabled = text.trim() === "enabled";
            }
        }
    }
}