import mkdirp from 'mkdirp'
import path from 'path'
import fsp from 'fs/promises'

async function readJSON(file) {
  return JSON.parse(await fsp.readFile(file, 'utf-8'))
}

export default async function process () {
  const testing = await readJSON('./public/data/overall/testing/by-county/-- All --.json')
  const cases = await readJSON('./public/data/overall/cases/by-county/-- All --.json')
  const hospitalizations = await readJSON('./public/data/overall/hospitalizations/by-county/-- All --.json')
  const deaths = await readJSON('./public/data/overall/deaths/by-county/-- All --.json')

  const summary = {
    last_report_date: testing.rows.at(-1)[0],
    testing: {
      headers: testing.headers,
      current: testing.rows.at(-1),
      prev: testing.rows.at(-2),
    },
    cases: {
      headers: cases.headers,
      current: cases.rows.at(-1),
      prev: cases.rows.at(-2),
    },
    hospitalizations: {
      headers: hospitalizations.headers,
      current: hospitalizations.rows.at(-1),
      prev: hospitalizations.rows.at(-2),
    },
    deaths: {
      headers: deaths.headers,
      current: deaths.rows.at(-1),
      prev: deaths.rows.at(-2),
    }
  }

  await fsp.writeFile('./public/data/summary.json', JSON.stringify(summary))
}