const base64ToString = (str: string) => Buffer.from(str, 'base64').toString('utf-8') const stringToBase64 = (str: string) => Buffer.from(str, 'utf-8').toString('base64') const formatBytes = (bytes: number, decimals = 2) => { if (bytes === 0) { return '0 Bytes' } const k = 1024 const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'] const i = Math.floor(Math.log(bytes) / Math.log(k)) return parseFloat((bytes / Math.pow(k, i)).toFixed(decimals)) + ' ' + sizes[i] } export { stringToBase64, base64ToString, formatBytes }