export function toLocalISO(date) {
    const tzo = -date.getTimezoneOffset()
    const dif = tzo >= 0 ? '+' : '-'
    const pad = function (num) {
        return num.toString().padStart(2, '0')
    }

    return (
        date.getFullYear() +
        '-' +
        pad(date.getMonth() + 1) +
        '-' +
        pad(date.getDate()) +
        'T' +
        pad(date.getHours()) +
        ':' +
        pad(date.getMinutes()) +
        ':' +
        pad(date.getSeconds()) +
        dif +
        pad(Math.floor(Math.abs(tzo) / 60)) +
        ':' +
        pad(Math.abs(tzo) % 60)
    )
}