20 lines
758 B
TypeScript
20 lines
758 B
TypeScript
|
import { createHash } from "crypto";
|
||
|
|
|
||
|
|
export const formatBytes = (bytes: number, decimals: number = 2): string => {
|
||
|
|
if (bytes === 0) return "0 Bytes";
|
||
|
|
const k = 1024; // 1 KB = 1024 Bytes
|
||
|
|
const dm = decimals < 0 ? 0 : decimals; // Ensure decimal places are not less than 0
|
||
|
|
const sizes = ["Bytes", "KB", "MB", "GB", "TB"];
|
||
|
|
|
||
|
|
const i = Math.floor(Math.log(bytes) / Math.log(k)); // Calculate unit index
|
||
|
|
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + " " + sizes[i]; // Return formatted string
|
||
|
|
};
|
||
|
|
|
||
|
|
export const calculateFileChecksum = (filePath: string): string => {
|
||
|
|
const fs = require("fs");
|
||
|
|
const fileBuffer = fs.readFileSync(filePath);
|
||
|
|
const hash = createHash("sha256");
|
||
|
|
hash.update(fileBuffer);
|
||
|
|
return hash.digest("hex");
|
||
|
|
};
|