dekun
40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
(function () {
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var timer = null;
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function fmtDist(v) {
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if (v === null || v === undefined) return '--';
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return v.toFixed(2);
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}
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function pollPrices() {
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var list = document.getElementById('key-monitor-list');
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if (!list || !list.querySelector('.key-item')) return;
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fetch('/api/key_prices')
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.then(function (r) { return r.json(); })
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.then(function (rows) {
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rows.forEach(function (row) {
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var el = list.querySelector('.key-item[data-key-id="' + row.id + '"]');
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if (!el) return;
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var priceEl = el.querySelector('.live-price');
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var upEl = el.querySelector('.dist-up');
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var downEl = el.querySelector('.dist-down');
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if (priceEl) {
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priceEl.textContent = row.price != null ? row.price : '--';
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}
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if (upEl) upEl.textContent = fmtDist(row.dist_upper);
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if (downEl) downEl.textContent = fmtDist(row.dist_lower);
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});
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})
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.catch(function () { /* ignore */ });
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}
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function startPolling() {
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if (timer) clearInterval(timer);
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pollPrices();
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timer = setInterval(pollPrices, 1000);
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}
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document.addEventListener('DOMContentLoaded', startPolling);
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})();
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