Lizmap geolocation - Control GPS auto-center duration

replace_geolocation_autocenter_button.js

lizMap.events.on({
    'uicreated': function(e) {
        // Re-Center frequency in ms
        var autoCenterTimeout = 10000;

        // Do not edit after this line
        var autoCenterStatus = false;
        var autoCenterTm = null;


        function toggleAutoCenter(toggle) {
            var geolocate = lizMap.controls.geolocation;
            if (toggle) {
                setAutoCenter()
            } else {
                clearAutoCenter();
            }
        }

        function setAutoCenter() {
            autoCenterTm = setTimeout(
                function() {
                    autoCenterStatus = true;
                    // Zoom
                    $('#geolocation-center').click();
                    console.log('center = ' + (new Date()).getSeconds());
                    // Re-run
                    setAutoCenter();
                },
                autoCenterTimeout
            );
        }
        function clearAutoCenter() {
            console.log('deactivate');
            autoCenterStatus = false;
            clearTimeout(autoCenterTm);
        }

        function replaceGeolocationAutoCenterButton() {
            // Run only if needed
            if (!('geolocation' in lizMap.controls)) {
                return false;
            }
            // Hide Lizmap original auto center button
            $('#geolocation-bind').hide();

            // Replace with new button
            var but = '&nbsp;<button id="geolocation-auto-center" class="btn btn-small btn-primary start"><span class="icon"></span>&nbsp;Rester centré</button>';

            $('#geolocation-center').after(but);
            $('#geolocation-auto-center').click(function(){
                if ($(this).hasClass('start')) {
                    $(this).removeClass('start');
                    var set_active = true;
                } else {
                    var set_active = !autoCenterStatus;
                }
                $(this)
                    .toggleClass('btn-success', set_active)
                    .toggleClass('btn-primary', !set_active);
                toggleAutoCenter(set_active);
            });

        }

        // Run
        replaceGeolocationAutoCenterButton();

    }
});