45 lines
1.4 KiB
TypeScript
45 lines
1.4 KiB
TypeScript
import { Variable, GLib } from "astal";
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const calculateRamUsage = (): string => {
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try {
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const [success, meminfoBytes] = GLib.file_get_contents('/proc/meminfo');
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if (!success || !meminfoBytes) {
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throw new Error('Failed to read /proc/meminfo or file content is null.');
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}
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const meminfo = new TextDecoder('utf-8').decode(meminfoBytes);
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const totalMatch = meminfo.match(/MemTotal:\s+(\d+)/);
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const availableMatch = meminfo.match(/MemAvailable:\s+(\d+)/);
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if (!totalMatch || !availableMatch) {
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throw new Error('Failed to parse /proc/meminfo for memory values.');
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}
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const totalRamInBytes = parseInt(totalMatch[1], 10) * 1024;
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const availableRamInBytes = parseInt(availableMatch[1], 10) * 1024;
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let usedRam = totalRamInBytes - availableRamInBytes;
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usedRam = isNaN(usedRam) || usedRam < 0 ? 0 : usedRam;
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const ramstring = " " + Math.floor(usedRam / totalRamInBytes * 100) + "%"
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return ramstring
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} catch (error) {
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console.error('Error calculating RAM usage:', error);
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return "";
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}
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};
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export default function Ram() {
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const ram_usage = Variable<string>("").poll(5000, () =>
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calculateRamUsage())
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return <box className="ram">
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<label
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className="Ram"
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onDestroy={() => ram_usage.drop()}
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label={ram_usage()} />
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</box>
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} |