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Fix dashboard startup regressions and mode utilities

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This commit is contained in:
James Smith
2026-03-19 10:37:21 +00:00
parent 5f34d20287
commit 18b442eb21
15 changed files with 283 additions and 96 deletions
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101
static/js/modes/space-weather.js
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@@ -16,8 +16,13 @@ const SpaceWeather = (function () {
let _xrayChart = null;
// Current image selections
let _solarImageKey = 'sdo_193';
let _drapFreq = 'drap_global';
let _solarImageKey = 'sdo_193';
let _drapFreq = 'drap_global';
const SOLAR_IMAGE_FALLBACKS = {
sdo_193: 'https://sdo.gsfc.nasa.gov/assets/img/latest/latest_512_0193.jpg',
sdo_304: 'https://sdo.gsfc.nasa.gov/assets/img/latest/latest_512_0304.jpg',
sdo_magnetogram: 'https://sdo.gsfc.nasa.gov/assets/img/latest/latest_512_HMIBC.jpg',
};
/** Stable cache-bust key that rotates every 5 minutes (matches backend max-age). */
function _cacheBust() {
@@ -48,33 +53,35 @@ const SpaceWeather = (function () {
_fetchData();
}
function selectSolarImage(key) {
_solarImageKey = key;
_updateSolarImageTabs();
const frame = document.getElementById('swSolarImageFrame');
if (frame) {
frame.innerHTML = '<div class="sw-loading">Loading</div>';
const img = new Image();
img.onload = function () { frame.innerHTML = ''; frame.appendChild(img); };
img.onerror = function () { frame.innerHTML = '<div class="sw-empty">Failed to load image</div>'; };
img.src = '/space-weather/image/' + key + '?' + _cacheBust();
img.alt = key;
}
}
function selectSolarImage(key) {
_solarImageKey = key;
_updateSolarImageTabs();
const frame = document.getElementById('swSolarImageFrame');
if (frame) {
frame.innerHTML = '<div class="sw-loading">Loading</div>';
_loadImageWithFallback(
frame,
['/space-weather/image/' + key + '?' + _cacheBust(), _directImageUrlForKey(key)],
key,
'<div class="sw-empty">NASA SDO image is temporarily unavailable</div>'
);
}
}
function selectDrapFreq(key) {
_drapFreq = key;
_updateDrapTabs();
const frame = document.getElementById('swDrapImageFrame');
if (frame) {
frame.innerHTML = '<div class="sw-loading">Loading</div>';
const img = new Image();
img.onload = function () { frame.innerHTML = ''; frame.appendChild(img); };
img.onerror = function () { frame.innerHTML = '<div class="sw-empty">Failed to load image</div>'; };
img.src = '/space-weather/image/' + key + '?' + _cacheBust();
img.alt = key;
}
}
function selectDrapFreq(key) {
_drapFreq = key;
_updateDrapTabs();
const frame = document.getElementById('swDrapImageFrame');
if (frame) {
frame.innerHTML = '<div class="sw-loading">Loading</div>';
_loadImageWithFallback(
frame,
['/space-weather/image/' + key + '?' + _cacheBust()],
key,
'<div class="sw-empty">Failed to load image</div>'
);
}
}
function toggleAutoRefresh() {
const cb = document.getElementById('swAutoRefresh');
@@ -94,9 +101,41 @@ const SpaceWeather = (function () {
}
}
function _stopAutoRefresh() {
if (_pollTimer) { clearInterval(_pollTimer); _pollTimer = null; }
}
function _stopAutoRefresh() {
if (_pollTimer) { clearInterval(_pollTimer); _pollTimer = null; }
}
function _directImageUrlForKey(key) {
const base = SOLAR_IMAGE_FALLBACKS[key];
if (!base) return null;
return base + '?' + _cacheBust();
}
function _loadImageWithFallback(frame, urls, alt, failureHtml) {
const candidates = (urls || []).filter(Boolean);
if (!frame || candidates.length === 0) {
if (frame) frame.innerHTML = failureHtml;
return;
}
let index = 0;
const img = new Image();
img.alt = alt;
img.referrerPolicy = 'no-referrer';
img.onload = function () {
frame.innerHTML = '';
frame.appendChild(img);
};
img.onerror = function () {
index += 1;
if (index < candidates.length) {
img.src = candidates[index];
return;
}
frame.innerHTML = failureHtml;
};
img.src = candidates[index];
}
function _fetchData() {
fetch('/space-weather/data')