soap.helper.js

/**
 * [main module]
 * @return {[object]} 
 * [with methods: createRequest, createField, getResponseNode, getErrorNode, getFieldValue]
 */

export default function soap() {
     return {
        /**
         * [request with xml attributes]
         * @param {[string]} urn [name of webservice]
         * @param {[strting]} name [method]
         * @param {[object]} pExt [body data to server]
         * @return {[object]} [JavaScript soap envelope]
         */
        createRequest: function(urn, name, body) {
            const soapObj = {
                    '#attributes': {
                        'soapenv:encodingStyle': 'http://schemas.xmlsoap.org/soap/encoding/'
                    },
                    'return': {
                        '#attributes': {
                            'xsi:type': name + 'Request'
                        }
                    }
                };

            if (body){
                for (let vPrt in body){
                    soapObj['return'][vPrt] = body[vPrt];
                }
            }

            return getWrappedRequest(urn, soapObj);
        },
        /**
         * [create soap field]
         * @param {[string]} type [type of field]
         * @param {[string/number]} value [name of value]
         * @return {[type]} [description]
         */
        createField: function(type, value) {
            return {
                '#attributes': {
                    'xsi:type': 'xsd:' + type
                },
                '#text': value
            };
        },

        getResponseNode: function(ns, data, type) {
            return getNode(ns, data, type)['response'];
        },

        getErrorNode: function(ns, data, type) {
            return getNode(ns, data, type)['error'];
        },

        getFieldValue: function(data, name) {
            return name ? data[name]['#text'] : data['#text'];
        }
    };
    
    function getWrappedRequest(urn, body, head) {
        const wrappedRequest = {
            'soapenv:Envelope': {
                '#attributes': {
                    'xmlns:xsi': 'http://www.w3.org/2001/XMLSchema-instance',
                    'xmlns:xsd': 'http://www.w3.org/2001/XMLSchema',
                    'xmlns:soapenv': 'http://schemas.xmlsoap.org/soap/envelope/',
                    'xmlns:urn': urn
                },
                'soapenv:Header': {},
                'soapenv:Body': {}
            }
        };

        if (head){
            wrappedRequest['soapenv:Envelope']['soapenv:Header'] = head;
        }
        if (body){
            wrappedRequest['soapenv:Envelope']['soapenv:Body'] = body;
        }

        return wrappedRequest;
    }

    /**
     * [getNode]
     * @param  {[string]} ns   [namespace]
     * @param  {[object]} data [response]
     * @param  {[string]} type []
     * @return {[object]}      []
     */
    function getNode(ns, data, type) {
        return data['SOAP-ENV:Envelope']['SOAP-ENV:Body']['ns1:Webservices' + ns + '.' + type + 'Response']['return'];
    }
};