geoportal-access-lib/src/Services/Route/Request/RouteRequestREST.js

French Geoportal resources access library

import Logger from "../../../Utils/LoggerByDefault";
import _ from "../../../Utils/MessagesResources";
import RouteParamREST from "./model/RouteParamREST";

/**
 * @classdesc
 * Classe de gestion des requêtes de type REST sur le service de calcul d'itineraire
 * (uniquement en GET)
 *
 * @constructor
 * @alias Gp.Services.Route.Request.RouteRequestREST
 * @param {Object} options - options definies dans le composant Route
 *
 * @example
 * var options = {
 *      (...)
 * };
 *
 * @private
 */
function RouteRequestREST (options) {
    this.logger = Logger.getLogger("RouteRequestREST");
    this.logger.trace("[Constructeur RouteRequestREST ()]");

    if (!(this instanceof RouteRequestREST)) {
        throw new TypeError("RouteRequestREST constructor cannot be called as a function.");
    }

    // existance des options
    if (!options) {
        throw new Error(_.getMessage("PARAM_EMPTY", "options"));
    }

    /** liste des options */
    this.settings = options;
}

RouteRequestREST.prototype = {

    /**
     * @lends module:RouteRequestREST#
     */

    /**
     * request
     * @type {String}
     */
    requestString : null,

    /**
     * Constructeur (alias)
     */
    constructor : RouteRequestREST,

    /**
     * Construction de la requête.
     *
     * @example
     * // GET  out : origin=2.416907353809513,48.8465772142297&destination=2.4248037771493673,48.84591353161838
     * // POST out : Not yet supported method POST !
     * @returns {String} request
     */
    processRequestString : function () {
        // INFO
        // construction simple sans template...,
        // mais en attendant que les services soient fixés, on taggue ce composant en mode PROTOTYPE !
        this.logger.warn(" PROTOTYPE !");

        // Mapping des options avec le service de l'API REST
        var oParams = new RouteParamREST(this.settings);
        var params = oParams.getParams();

        var request = "";
        for (var i = 0; i < params.length; i++) {
            var o = params[i];
            if (request) {
                request += "&";
            }
            request += o.k + "=" + o.v;
        }

        // Exemple :
        //  http://wxs.ign.fr/KEY/itineraire/rest/route.json?
        //  origin=&
        //  destination=&
        //  waypoints=&
        //  method=DISTANCE&
        //  graph=Pieton&
        //  graphName=Pieton&
        //  exclusions=&
        //  tolerance=10&
        //  srs=

        this.logger.trace(request);
        this.requestString = request;

        return this.requestString;
    }
};

export default RouteRequestREST;