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import type { MiddlewareHandler } from '../../hono.ts'import { getPathFromURL } from '../../utils/url.ts'
enum LogPrefix {  Outgoing = '-->',  Incoming = '<--',  Error = 'xxx',}
const humanize = (times: string[]) => {  const [delimiter, separator] = [',', '.']
  const orderTimes = times.map((v) => v.replace(/(\d)(?=(\d\d\d)+(?!\d))/g, '$1' + delimiter))
  return orderTimes.join(separator)}
const time = (start: number) => {  const delta = Date.now() - start  return humanize([delta < 1000 ? delta + 'ms' : Math.round(delta / 1000) + 's'])}
const colorStatus = (status: number) => {  const out: { [key: string]: string } = {    7: `\x1b[35m${status}\x1b[0m`,    5: `\x1b[31m${status}\x1b[0m`,    4: `\x1b[33m${status}\x1b[0m`,    3: `\x1b[36m${status}\x1b[0m`,    2: `\x1b[32m${status}\x1b[0m`,    1: `\x1b[32m${status}\x1b[0m`,    0: `\x1b[33m${status}\x1b[0m`,  }
  const calculateStatus = (status / 100) | 0
  return out[calculateStatus]}
type PrintFunc = (str: string, ...rest: string[]) => void
function log(  fn: PrintFunc,  prefix: string,  method: string,  path: string,  status: number = 0,  elapsed?: string) {  const out =    prefix === LogPrefix.Incoming      ? `  ${prefix} ${method} ${path}`      : `  ${prefix} ${method} ${path} ${colorStatus(status)} ${elapsed}`  fn(out)}
export const logger = (fn: PrintFunc = console.log): MiddlewareHandler => {  return async (c, next) => {    const { method } = c.req    const path = getPathFromURL(c.req.url)
    log(fn, LogPrefix.Incoming, method, path)
    const start = Date.now()
    await next()
    log(fn, LogPrefix.Outgoing, method, path, c.res.status, time(start))  }}