Add MapComplete

Logic/Overpass.ts

@@ -0,0 +1,58 @@
+import {TagsFilter} from "./TagsFilter";
+import * as OsmToGeoJson from "osmtogeojson";
+import * as $ from "jquery";
+import {Basemap} from "./Basemap";
+import {UIEventSource} from "../UI/UIEventSource";
+
+/**
+ * Interfaces overpass to get all the latest data
+ */
+export class Overpass {
+
+
+    private _filter: TagsFilter;
+    public static testUrl: string = null;
+
+    constructor(filter: TagsFilter) {
+        this._filter = filter;
+    }
+
+    private buildQuery(bbox: string): string {
+        const filters = this._filter.asOverpass();
+        let filter = "";
+        for (const filterOr of filters) {
+            filter += 'nwr' + filterOr + ';';
+        }
+        const query =
+            '[out:json][timeout:25]' + bbox + ';(' + filter + ');out body;>;out skel qt;';
+        console.log(query);
+        const url = "https://overpass-api.de/api/interpreter?data=" + encodeURIComponent(query);
+        return url;
+    }
+
+
+    queryGeoJson(bbox: string, continuation: ((any) => void), onFail: ((reason) => void)): void {
+        let query = this.buildQuery(bbox);
+        
+        if(Overpass.testUrl !== null){
+            console.log("Using testing URL")
+            query = Overpass.testUrl;
+        }
+
+        $.getJSON(query,
+            function (json, status) {
+                console.log("status:", status)
+                if (status !== "success") {
+                    console.log("Query failed")
+                    onFail(status);
+                }
+                // @ts-ignore
+                const geojson = OsmToGeoJson.default(json);
+                continuation(geojson);
+            }).fail(onFail)
+
+        ;
+    }
+
+
+}