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@plmrry
Created June 4, 2021 17:05
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Fetch shapefile, create GeoJSON
const fetch = require("node-fetch");
const jszip = require("jszip");
const shapefile = require("shapefile");
async function fetchGeoJSON(endpoint) {
console.log(`🐞 Endpoint: ${endpoint}`);
console.log(`🐞 Fetching..`);
const res = await fetch(endpoint);
const buffer = await res.buffer();
console.log(`🐞 Un-zipping...`);
const unzipped = await jszip.loadAsync(buffer);
console.log(`🐞 Reading files...`);
const { files = {} } = unzipped;
const fileNames = Object.keys(files);
const shpName = fileNames.find((d) => d.match(/\.shp$/));
const dbfName = fileNames.find((d) => d.match(/\.dbf$/));
const shpData = await unzipped.file(shpName).async("arraybuffer");
const dbfData = await unzipped.file(dbfName).async("arraybuffer");
console.log(`🐞 Reading shapefile...`);
const geoJSON = await shapefile.read(shpData, dbfData);
console.log(`πŸ¦€ Done!`);
}
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