edward/paddington-eurostar
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Refresh provisional results in place

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This commit is contained in:
Edward Betts 2026-05-21 12:04:53 +01:00
parent bc7cb9cffa
commit 06e622d817
3 changed files with 110 additions and 3 deletions
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42
templates/results.html
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@ -262,8 +262,8 @@
if (currentNrClass === 'walkon') return row.walkon;
var sectionFares = ADVANCE_FARES && ADVANCE_FARES[row.section];
var advFares = sectionFares && row.advance_key ? sectionFares[row.advance_key] : null;
if (!advFares) return null;
return currentNrClass === 'advance_std' ? advFares.advance_std : advFares.advance_1st;
if (!advFares) return row.walkon;
return (currentNrClass === 'advance_std' ? advFares.advance_std : advFares.advance_1st) || row.walkon;
}
function updateDisplay() {
@ -342,6 +342,42 @@
startTimetableRefresh();
}
function runInsertedScripts(root) {
root.querySelectorAll('script').forEach(function(oldScript) {
var script = document.createElement('script');
for (var i = 0; i < oldScript.attributes.length; i++) {
var attr = oldScript.attributes[i];
script.setAttribute(attr.name, attr.value);
}
script.text = oldScript.text;
oldScript.parentNode.replaceChild(script, oldScript);
});
}
function fullResultsUrl() {
var url = new URL(window.location.href);
url.searchParams.set('render', 'full');
return url.toString();
}
function refreshFullResults() {
fetch(fullResultsUrl(), {headers: {'X-Requested-With': 'fetch'}})
.then(function(response) {
if (!response.ok) throw new Error('Could not refresh results');
return response.text();
})
.then(function(html) {
var doc = new DOMParser().parseFromString(html, 'text/html');
var nextMain = doc.querySelector('main');
var currentMain = document.querySelector('main');
if (!nextMain || !currentMain) throw new Error('Results page was incomplete');
document.title = doc.title;
currentMain.innerHTML = nextMain.innerHTML;
runInsertedScripts(currentMain);
})
.catch(function() {});
}
function startTimetableRefresh() {
if (!HAS_PROVISIONAL_TIMETABLE || !TIMETABLE_REFRESH_URL || !window.EventSource) return;
var source = new EventSource(TIMETABLE_REFRESH_URL);
@ -349,7 +385,7 @@
var msg = JSON.parse(event.data);
if (msg.type === 'reload') {
source.close();
window.location.reload();
refreshFullResults();
} else if (msg.type === 'eurostar_prices') {
mergeEurostarPrices(msg.prices);
updateDisplay();