export function bytesToSize(bytes) {
    const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB']
    if (bytes === 0) return 'n/a'
    const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)))
    if (i === 0) return bytes + ' ' + sizes[i]
    return (bytes / Math.pow(1024, i)).toFixed(1) + ' ' + sizes[i]
}

export function vaildData(key, defaultValue = Boolean) {
    if (key) {
        return true
    } else {
        return defaultValue
    }
}

export function objectToParams(objs) {
    const query = []
    for (const k in objs) {
        query.push(k + '=' + objs[k])
    }
    return query.join('&')
}
