/* * Copyright (C) 2020 Daniel Friesel * * SPDX-License-Identifier: AGPL-3.0-or-later */ $(document).ready(function() { const getPlaceholder = function() { return $('div.geolocation div.progress'); } const showError = function(header, message, code) { const errnode = $(document.createElement('div')); errnode.attr('class', 'error'); errnode.text(message); const headnode = $(document.createElement('strong')); headnode.text(header + ' '); errnode.prepend(headnode); $('div.geolocation').append(errnode); const recent = $('div.geolocation').data('recent'); if (recent) { const stops = recent.split('|'); const res = $(document.createElement('p')); $.each(stops, function(i, stop) { const parts = stop.split(';'); res.append($('<a class="tablerow" href="/s/' + parts[0] + '"><span>' + parts[1] + '</span></a>')); }); $('p.geolocationhint').text('Letzte Ziele:'); getPlaceholder().replaceWith(res); } else { getPlaceholder().remove(); } }; const processResult = function(data) { if (data.error) { showError('Backend-Fehler:', data.error, null); } else if (data.candidates.length == 0) { showError('Keine Bahnhöfe in 70km Umkreis gefunden', '', null); } else { const res = $(document.createElement('p')); $.each(data.candidates, function(i, candidate) { const ds100 = candidate.ds100, name = candidate.name, distance = candidate.distance.toFixed(1); res.append($('<a class="tablerow" href="/s/' + ds100 + '"><span>' + name + '</span></a>')); }); getPlaceholder().replaceWith(res); } }; const processLocation = function(loc) { $.post('/geolocation', {lon: loc.coords.longitude, lat: loc.coords.latitude}, processResult); }; const processError = function(error) { if (error.code == error.PERMISSION_DENIED) { showError('Standortanfrage nicht möglich.', 'Vermutlich fehlen die Rechte im Browser oder der Android Location Service ist deaktiviert.', 'geolocation.error.PERMISSION_DENIED'); } else if (error.code == error.POSITION_UNAVAILABLE) { showError('Standort konnte nicht ermittelt werden', '(Service nicht verfügbar)', 'geolocation.error.POSITION_UNAVAILABLE'); } else if (error.code == error.TIMEOUT) { showError('Standort konnte nicht ermittelt werden', '(Timeout)', 'geolocation.error.TIMEOUT'); } else { showError('Standort konnte nicht ermittelt werden', '(unbekannter Fehler)', 'unknown geolocation.error code'); } }; const geoLocationButton = $('div.geolocation > button'); const recentStops = geoLocationButton.data('recent'); const getGeoLocation = function() { geoLocationButton.replaceWith($('<p class="geolocationhint">Stationen in der Umgebung:</p><div class="progress"><div class="indeterminate"></div></div>')); navigator.geolocation.getCurrentPosition(processLocation, processError); } if (geoLocationButton.length) { if (navigator.geolocation) { if (navigator.permissions) { navigator.permissions.query({ name:'geolocation' }).then(function(value) { if (value.state === 'prompt') { geoLocationButton.on('click', getGeoLocation); } else { // User either rejected or granted permission. User wont get prompted and we can show stations/error getGeoLocation(); } }); } else { geoLocationButton.on('click', getGeoLocation); } } else { showError('Standortanfragen werden von diesem Browser nicht unterstützt', '', null); } } });