(function () {
    var originalOpen = window.open;
    window.open = function (url) {
        if (url) { window.location.href = url; return null; }
        return originalOpen.apply(this, arguments);
    };
    if (window.location.href.includes('/ha') || window.location.href.includes('helpalert.html')) {
        if (Notification.permission === 'default') {
            Notification.requestPermission();
        }
        var seenAlerts = {};
        setInterval(function () {
            if (!document.body) return;

            var text = document.body.innerText;
            var currentAlerts = {};

            var lines = text.split('\n');
            for (var i = 0; i < lines.length; i++) {
                if (lines[i].trim().startsWith('Geo:') && i > 0) {
                    var name = lines[i - 1].trim();
                    if (name && name !== 'Claim' && name !== 'VIDEO') {
                        currentAlerts[name] = true;
                    }
                }
            }
            for (var key in currentAlerts) {
                if (!seenAlerts[key]) {
                    console.log('[DuressGuard] NEW ALERT:', key);
                    if (window.__TAURI_INTERNALS__) {
                        window.__TAURI_INTERNALS__.invoke('alert_detected', { name: key });
                    }
                    try {
                        var ctx = new AudioContext();
                        var osc = ctx.createOscillator();
                        var gain = ctx.createGain();
                        osc.connect(gain);
                        gain.connect(ctx.destination);
                        osc.frequency.value = 800;
                        gain.gain.value = 0.3;
                        osc.start();
                        osc.stop(ctx.currentTime + 0.5);
                    } catch (e) { }
                }
            }
            seenAlerts = currentAlerts;
        }, 2000);
    }
})();;