@sap-cloud-sdk/odata-common/dist/uri-conversion/get-orderby.js

SAP Cloud SDK for JavaScript common functions of OData client generator and OpenAPI clint generator.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getOrderBy = getOrderBy;
const order_1 = require("../order");
/**
 * Get an object containing the given order bys as query parameter, or an empty object if none was given.
 * @typeParam EntityT - Type of the entity to order
 * @param orderBy - A list of orderables to get the query parameters for
 * @returns An object containing the query parameter or an empty object
 * @internal
 */
function getOrderBy(orderBy) {
    if (typeof orderBy !== 'undefined' && orderBy.length) {
        return {
            orderby: getODataOrderByExpressions(orderBy).join(',')
        };
    }
    return {};
}
function getODataOrderByExpressions(orderBys, parentFieldNames = []) {
    return orderBys.reduce((expressions, orderBy) => {
        if (orderBy instanceof order_1.OrderLink) {
            return [
                ...expressions,
                getOrderByExpressionForOrderLink(orderBy, [...parentFieldNames])
            ];
        }
        return [
            ...expressions,
            getOrderByExpressionForOrder(orderBy, parentFieldNames)
        ];
    }, []);
}
function getOrderByExpressionForOrderLink(orderBy, parentFieldNames = []) {
    return getODataOrderByExpressions(orderBy.orderBy, [
        ...parentFieldNames,
        orderBy.link._fieldName
    ]).join(',');
}
function getOrderByExpressionForOrder(orderBy, parentFieldNames = []) {
    return [
        [...parentFieldNames, orderBy._fieldName].join('/'),
        orderBy.orderType
    ].join(encodeURIComponent(' '));
}
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