Fix several parsing issues.

data/parser.js

@@ -2,12 +2,16 @@ import fs from 'fs/promises'
 import fg from 'fast-glob'
 import StreamZip from 'node-stream-zip'
 import TestingTrend from './parser/testing-trend.js'
+import path from 'path'
 
 async function main() {
   const sources = await fg(['./data/raw/*.zip'])
   sources.sort()
 
-  const zips = sources.map(source => new StreamZip.async({ file: source }))
+  const zips = sources.map(source => ({
+    date: path.basename(source, path.extname(source)),
+    zip: new StreamZip.async({ file: source })
+  }))
 
   await TestingTrend(zips)
 }

data/parser/testing-trend.js

@@ -1,16 +1,17 @@
 import mkdirp from 'mkdirp'
 import path from 'path'
-import fs from 'fs/promises'
+import fs from 'fs'
+import fsp from 'fs/promises'
 import Papa from 'papaparse'
 
-async function processSingleZip(zip) {
+async function processSingleZip({ date, zip }) {
   const output = {
     directory: `./public/data/testing-trend`,
     file: county => `${county}.json`
   }
 
   try {
-    await fs.rm(output.directory, { recursive: true })
+    await fsp.rm(output.directory, { recursive: true })
   } catch (e) {}
 
   const csv = await zip.entryData('pcr_antigen.csv').then(res => res.toString())
@@ -45,13 +46,14 @@ async function processSingleZip(zip) {
     }
 
     await mkdirp(output.directory)
-    await fs.writeFile(path.join(output.directory, output.file(county)), JSON.stringify(data))
+
+    await fsp.writeFile(path.join(output.directory, output.file(county)), JSON.stringify(data, null, '\t'))
   }
 
 }
 
 function process (zips) {
-  return Promise.all(zips.map(zip => processSingleZip(zip)))
+  return processSingleZip(zips.at(-1))
 }
 
 export default process