47 lines
1.2 KiB
JavaScript
47 lines
1.2 KiB
JavaScript
function humanReadableSize(bytes, dp = 1) {
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const thresh = 1024;
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if (Math.abs(bytes) < thresh) {
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return bytes + ' B';
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}
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const units = ['KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];
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let u = -1;
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const r = 10**dp;
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do {
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bytes /= thresh;
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++u;
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} while (Math.round(Math.abs(bytes) * r) / r >= thresh && u < units.length - 1);
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return bytes.toFixed(dp) + ' ' + units[u];
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}
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const removeParameter = (key) => {
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const url = new URL(window.location);
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url.searchParams.delete(key);
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window.history.replaceState(null, '', url);
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}
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const getParameter = (key) => {
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const url = new URL(window.location);
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if (url.searchParams.has(key)) {
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return decodeURIComponent(url.searchParams.get(key));
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} else {
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return null;
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}
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}
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const encodeText = (str) => {
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return Uint8Array.from(str, c => c.charCodeAt(0));
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}
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const decodeText = (buffer) => {
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return String.fromCharCode(...new Uint8Array(buffer));
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}
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const getBaseUrl = () => {
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return window.location.protocol + "//" + window.location.host;
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}
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export { humanReadableSize, removeParameter, getParameter, encodeText, decodeText, getBaseUrl }; |