130 lines
4.9 KiB
JavaScript
130 lines
4.9 KiB
JavaScript
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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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function normalize(data) {
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return data.rows.map(row => {
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const obj = {}
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row.forEach((col, i) => {
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obj[data.headers[i]] = col
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})
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return obj
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})
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}
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function percentChange (current, prev) {
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const change = current - prev
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let percent = (change / Math.abs(prev)) * 100
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if (isNaN(percent)) return 0
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const sign = percent > 0 ? '+' : '-'
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if (Math.abs(percent) === Infinity) percent = 100
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return `${sign}${Math.abs(percent.toFixed(2)).toLocaleString()}`
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}
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function replaceVariables (template, variables) {
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Object.keys(variables).forEach(key => {
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let value = variables[key]
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if (typeof value === 'number') value = value.toLocaleString()
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template = template.split(`{${key}}`).join(value)
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})
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return template
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}
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async function readJSON(file) {
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return JSON.parse(await fsp.readFile(file, 'utf-8'))
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}
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async function process () {
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const template = await fsp.readFile('./data/parser/reddit/template.md', 'utf-8')
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const data = {
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tests: normalize(await readJSON('./public/data/overall/testing/by-county/-- All --.json')).reverse(),
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cases: normalize(await readJSON('./public/data/overall/cases/by-county/-- All --.json')).reverse(),
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hospitalizations: normalize(await readJSON('./public/data/overall/hospitalizations/by-county/-- All --.json')).reverse(),
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deaths: normalize(await readJSON('./public/data/overall/deaths/by-county/-- All --.json')).reverse(),
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vaccinations: normalize(await readJSON('./public/data/overall/vaccinations/by-county/-- All --.json')).reverse(),
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}
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function formatRow(data, index) {
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const prevData = {
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tests: data.tests[index + 1],
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cases: data.cases[index + 1],
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hospitalizations: data.hospitalizations[index + 1],
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deaths: data.deaths[index + 1],
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vaccinations: data.vaccinations[index + 1],
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}
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const currentData = {
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tests: data.tests[index],
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cases: data.cases[index],
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hospitalizations: data.hospitalizations[index],
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deaths: data.deaths[index],
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vaccinations: data.vaccinations[index],
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}
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currentData.hospitalizations.total_hospitalizations = data.hospitalizations.reduce((total, r) => {
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return total + r.hospitalizations
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}, 0)
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const date = new Date(`${currentData.tests.report_date} 23:59:59`)
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const date_short = `${`${(date.getMonth() + 1)}`.padStart(2, '0')}/${`${date.getDate()}`.padStart(2, '0')}`
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const computedData = {
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date,
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date_short,
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date_long: date.toLocaleDateString('en-US', { year: 'numeric', month: 'long', day: 'numeric' }),
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current_percent_positive: Math.round(currentData.tests.seven_day_percent_positive),
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current_tests: currentData.tests.combined_performed_running_total.toLocaleString(),
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current_cases: currentData.cases.total_cases.toLocaleString(),
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current_hospitalizations: currentData.hospitalizations.total_hospitalizations.toLocaleString(),
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current_deaths: currentData.deaths.total_deaths.toLocaleString(),
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current_vaccinations: currentData.vaccinations.total_vaccinations.toLocaleString(),
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current_tests_increase: (currentData.tests.combined_performed_running_total - prevData.tests.combined_performed_running_total).toLocaleString(),
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current_cases_increase: currentData.cases.cases.toLocaleString(),
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current_hospitalizations_increase: currentData.hospitalizations.hospitalizations.toLocaleString(),
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current_deaths_increase: currentData.deaths.deaths.toLocaleString(),
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current_vaccinations_increase: currentData.vaccinations.vaccinations.toLocaleString(),
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current_tests_change_percent: percentChange(currentData.tests.combined_performed, prevData.tests.combined_performed),
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current_cases_change_percent: percentChange(currentData.cases.cases, prevData.cases.cases),
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current_hospitalizations_change_percent: percentChange(currentData.hospitalizations.hospitalizations, prevData.hospitalizations.hospitalizations),
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current_deaths_change_percent: percentChange(currentData.deaths.deaths, prevData.deaths.deaths),
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current_vaccinations_change_percent: percentChange(currentData.vaccinations.vaccinations, prevData.vaccinations.vaccinations),
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}
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return computedData
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}
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const results = []
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for (let i = 0; i < 30; i++) {
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results.push(formatRow(data, i))
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}
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const variables = {
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...results.at(0),
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table_rows: results.map(row => {
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return `| ${[
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row.date_short,
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`${row.current_percent_positive}%`,
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`${row.current_cases_increase} [${row.current_cases_change_percent}%]`,
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`${row.current_hospitalizations_increase} [${row.current_hospitalizations_change_percent}%]`,
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`${row.current_deaths_increase} [${row.current_deaths_change_percent}%]`,
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`${row.current_vaccinations_increase} [${row.current_vaccinations_change_percent}%]`,
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].join(' | ')} |`
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}).join('\n')
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}
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console.log(replaceVariables(template, variables))
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}
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process()
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