rename-files.ts

import path from 'path'
import fs from 'fs'

var f1=fs.readdirSync("./").filter(x=>x.endsWith(".srt")||x.endsWith(".webm"))
f1.forEach(f=>{
var d1=f.match(/(.*?202[12] )/gim)?.[0]
if (!d1){
    return
}
var d2= new Date(d1)
var d3=d2.toISOString().split('T')[0]

var newf=d3+" "+f.substring(d1.length)
console.log("x=",f,newf)
fs.renameSync(f,newf)


})