scripts: add a small script to download data from overpass directly

scripts/downloadFromOverpass.ts

@@ -0,0 +1,24 @@
+import Script from "./Script";
+import {TagUtils} from "../Logic/Tags/TagUtils";
+import {And} from "../Logic/Tags/And";
+import Constants from "../Models/Constants";
+import {ImmutableStore} from "../Logic/UIEventSource";
+import {BBox} from "../Logic/BBox";
+import {Overpass} from "../Logic/Osm/Overpass";
+const fs = require("fs")
+class DownloadFromOverpass extends Script {
+
+    constructor() {
+        super("Downloads data from openstreetmap, will save this as 'export.geojson'. All arguments will be interpreted as key=value pairs");
+    }
+    async main(args: string[]): Promise<void> {
+        const tags = new And(args.map(k => TagUtils.Tag(k)))
+        const overpass = new Overpass(tags,[], Constants.defaultOverpassUrls[0], new ImmutableStore(500))
+        const [data, _] = await overpass.queryGeoJson(BBox.global)
+        fs.writeFileSync("export.geojson", JSON.stringify(data), "utf8")
+        console.log("Written", data.features.length,"entries")
+    }
+
+}
+
+new DownloadFromOverpass().run()