// assets/js/location.js
document.addEventListener('DOMContentLoaded', function() {
    // Check if the current page is a staff page and if geolocation is supported
    if (window.location.search.includes('page=staff')) {
        if ("geolocation" in navigator) {
            console.log("Geolocation supported. Starting GPS tracking...");
            
            // Watch position updates continuously
            navigator.geolocation.watchPosition(
                function(position) {
                    const lat = position.coords.latitude;
                    const lng = position.coords.longitude;
                    
                    // Send to server
                    sendLocationToServer(lat, lng);
                },
                function(error) {
                    console.error("Error getting location: ", error);
                },
                {
                    enableHighAccuracy: true,
                    maximumAge: 10000, // 10 seconds
                    timeout: 5000
                }
            );
        } else {
            console.warn("Geolocation is not supported by this browser.");
        }
    }
});

function sendLocationToServer(lat, lng) {
    const formData = new FormData();
    formData.append('action', 'update_location');
    formData.append('lat', lat);
    formData.append('lng', lng);

    fetch('api/location.php', {
        method: 'POST',
        body: formData
    })
    .then(response => response.json())
    .then(data => {
        // Silently succeed
        // console.log("Location updated", data);
    })
    .catch(error => {
        console.error('Error updating location:', error);
    });
}