@geogirafe/lib-geoportal/tools/ogcapi/ogcapifeaturesclientgmf.js

GeoGirafe is a flexible application to build online geoportals.

import OgcApiFeaturesClient from './ogcapifeaturesclient';
import { Point } from 'ol/geom';
import { transform } from 'ol/proj';
export default class OgcApiFeaturesClientGmf extends OgcApiFeaturesClient {
    constructor(options) {
        super(options);
    }
    /**
     * POC overwrite: Client does not accept POSTing features in EPSG:2056, have to transform WGS84.
     */
    async createItem(collectionId, item) {
        const geom = item.getGeometry();
        if (geom instanceof Point && this.state.projection === 'EPSG:2056') {
            const coordinatesWgs84 = transform(geom.getCoordinates(), 'EPSG:2056', 'EPSG:4326');
            item.setGeometry(new Point(coordinatesWgs84));
        }
        return super.createItem(collectionId, item);
    }
    /**
     * POC overwrite: method to fix the next URL
     */
    getNextUrl(responseJson, currentUrl) {
        const newUrl = super.getNextUrl(responseJson, currentUrl);
        return this.fixWrongNextUrl(currentUrl, newUrl);
    }
    /**
     * POC overwrite: Fixing wrong base URLs.
     * Compares the initial URL with the URL in the links > next section and fixes it if necessary.
     * This happens because QGIS Server currently doesn't know about the base URL of the GMF backend.
     * Example: `http://gmf-2-9-app-qgisserver:8080` instead of
     * `https://geomapfish-demo-2-9.camptocamp.com/mapserv_proxy/QGIS_Server`
     */
    fixWrongNextUrl(oldUrl, nextUrl) {
        const idxOld = oldUrl.indexOf('collections');
        const idxNext = nextUrl.indexOf('collections');
        if (idxOld !== -1 && idxNext !== -1 && idxOld !== idxNext) {
            return oldUrl.slice(0, idxOld) + nextUrl.slice(idxNext);
        }
        else {
            return nextUrl;
        }
    }
    getFetchOptions(method = 'GET') {
        const fetchOptions = super.getFetchOptions(method);
        fetchOptions.mode = 'cors';
        return fetchOptions;
    }
}