112 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
import mkdirp from 'mkdirp'
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import path from 'path'
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import fsp from 'fs/promises'
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import Papa from 'papaparse'
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import { getCounty } from '../../util.js'
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async function processByCounty({ date, zip }, countyInfo, output) {
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  output = {
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    directory: path.join(output.directory, 'by-county'),
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    file: county => `${county}.json`
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  }
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  const csv = await zip.entryData('epicurve_rpt_date.csv').then(res => res.toString())
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  const rows = Papa.parse(csv, {
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    header: true
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  }).data
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  const counties = rows.reduce((counties, row) => {
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    const county = getCounty(row.county)
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    const info = countyInfo[county]
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    if (!county) return counties
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    if (!counties[county]) counties[county] = []
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    counties[county].push({
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      report_date: row['report_date'],
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      population: info.population,
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      cases: parseInt(row.cases),
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      cases_per_capita: parseInt(row.cases) / info.population,
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      cases_14_days: info.cases_14_days,
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      case_rate_14_days: info.case_rate_14_days,
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      total_cases: parseInt(row.total_cases_cum),
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      total_cases_per_capita: parseInt(row.total_cases_cum) / info.population
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    })
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    return counties
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  }, {})
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  for (const county in counties) {
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    const data = {
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      segment: { county },
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      headers: Object.keys(counties[county][0]),
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      rows: counties[county].map(row => Object.values(row))
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    }
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    await mkdirp(output.directory)
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    await fsp.writeFile(path.join(output.directory, output.file(county)), JSON.stringify(data))
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  }
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}
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async function processCombined({ date, zip }, countyInfo, output) {
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  output = {
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    directory: output.directory,
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    file: `combined.json`
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  }
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  const csv = await zip.entryData('epicurve_rpt_date.csv').then(res => res.toString())
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  const rows = Papa.parse(csv, {
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    header: true
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  }).data
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  const report_dates = new Set()
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  const results = rows.map(row => {
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    const county = getCounty(row.county)
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    if (!county) return null
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    if (['-- All --', '-- Unknown --'].includes(county)) return null
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    const info = countyInfo[county]
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    report_dates.add(row['report_date'])
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    return {
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      county,
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      report_date: row['report_date'],
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      population: info.population,
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      cases: parseInt(row.cases),
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      cases_per_capita: parseInt(row.cases) / info.population,
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      cases_14_days: info.cases_14_days,
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      case_rate_14_days: info.case_rate_14_days,
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      total_cases: parseInt(row.total_cases_cum),
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      total_cases_per_capita: parseInt(row.total_cases_cum) / info.population
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    }
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  }).filter(row => !!row)
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  const data = {
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    segment: { report_date: Array.from(report_dates) },
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    headers: Object.keys(results[0]),
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    rows: results.map(row => Object.values(row))
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  }
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  await mkdirp(output.directory)
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  await fsp.writeFile(path.join(output.directory, output.file), JSON.stringify(data))
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}
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async function processSingleZip (zip, countyInfo) {
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  const output = {
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    directory: `./public/data/overall/cases/`,
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  }
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  try {
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    await fsp.rm(output.directory, { recursive: true })
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  } catch (e) {}
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  await processByCounty(zip, countyInfo, output)
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  await processCombined(zip, countyInfo, output)
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}
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function process (zips, countyInfo) {
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  return processSingleZip(zips.at(-1), countyInfo)
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}
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export default process
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