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networkusage: avoid intermediate array copy for history updates

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2 * r + 2 * t 2026-03-12 22:22:50 +11:00
parent 11b30a0f69
commit ce7fe96097
1 changed files with 4 additions and 12 deletions
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16
services/NetworkUsage.qml
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@ -192,21 +192,13 @@ Singleton {
const maxHistory = root.historyLength + 1;
if (root._downloadSpeed >= 0 && isFinite(root._downloadSpeed)) {
let newDownHist = root._downloadHistory.slice();
newDownHist.push(root._downloadSpeed);
if (newDownHist.length > maxHistory) {
newDownHist.shift();
}
root._downloadHistory = newDownHist;
const dh = root._downloadHistory;
root._downloadHistory = dh.length >= maxHistory ? [...dh.slice(1), root._downloadSpeed] : [...dh, root._downloadSpeed];
}
if (root._uploadSpeed >= 0 && isFinite(root._uploadSpeed)) {
let newUpHist = root._uploadHistory.slice();
newUpHist.push(root._uploadSpeed);
if (newUpHist.length > maxHistory) {
newUpHist.shift();
}
root._uploadHistory = newUpHist;
const uh = root._uploadHistory;
root._uploadHistory = uh.length >= maxHistory ? [...uh.slice(1), root._uploadSpeed] : [...uh, root._uploadSpeed];
}
}