mapcomplete/scripts/velopark/veloParkToGeojson.ts

76 lines
2.8 KiB
TypeScript

import Script from "../Script"
import fs from "fs"
import { Overpass } from "../../src/Logic/Osm/Overpass"
import { RegexTag } from "../../src/Logic/Tags/RegexTag"
import Constants from "../../src/Models/Constants"
import { ImmutableStore } from "../../src/Logic/UIEventSource"
import { BBox } from "../../src/Logic/BBox"
import LinkedDataLoader from "../../src/Logic/Web/LinkedDataLoader"
class VeloParkToGeojson extends Script {
constructor() {
super(
"Downloads the latest Velopark data and converts it to a geojson, which will be saved at the current directory",
)
}
exportTo(filename: string, features) {
features = features.slice(0,25) // TODO REMOVE
const file = filename + "_" + /*new Date().toISOString() + */".geojson"
fs.writeFileSync(file,
JSON.stringify(
{
type: "FeatureCollection",
"#":"Only 25 features are shown!", // TODO REMOVE
features,
},
null,
" ",
),
)
console.log("Written",file)
}
async main(args: string[]): Promise<void> {
console.log("Downloading velopark data")
// Download data for NIS-code 1000. 1000 means: all of belgium
const url = "https://www.velopark.be/api/parkings/1000"
const allVelopark = await LinkedDataLoader.fetchJsonLd(url, { country: "be" })
this.exportTo("velopark_all", allVelopark)
const bboxBelgium = new BBox([
[2.51357303225, 49.5294835476],
[6.15665815596, 51.4750237087],
])
const alreadyLinkedQuery = new Overpass(
new RegexTag("ref:velopark", /.+/),
[],
Constants.defaultOverpassUrls[0],
new ImmutableStore(60 * 5),
false,
)
const alreadyLinkedFeatures = await alreadyLinkedQuery.queryGeoJson(bboxBelgium)
const seenIds = new Set<string>(
alreadyLinkedFeatures[0].features.map((f) => f.properties["ref:velopark"]),
)
console.log("OpenStreetMap contains", seenIds.size, "bicycle parkings with a velopark ref")
const features = allVelopark.filter((f) => !seenIds.has(f.properties["ref:velopark"]))
const allProperties = new Set<string>()
for (const feature of features) {
Object.keys(feature.properties).forEach((k) => allProperties.add(k))
}
this.exportTo("velopark_noncynced", features)
allProperties.delete("ref:velopark")
for (const feature of features) {
allProperties.forEach((k) => {
delete feature.properties[k]
})
}
this.exportTo("velopark_nonsynced_id_only", features)
}
}
new VeloParkToGeojson().run()