/*

* XML-to-JSON program

* The purpose of this program is to generate JSON examples from

* a given XML-Schema

*/

'use strict'

var fs = require('fs'),

xml2js = require('xml2js'),

OCPP = require('../lib/ocpp-protocol.js'),

Utils = require('../lib/utils.js');

var VERSION;

var FILE;

var TYPE;

var methodTree;

var parser = new xml2js.Parser();

var parseWSDL = function(err, data) {

parser.parseString(data, function (err, result) {

var messages = [];

// if the `attribute @` option is enabled, replace the example

if(OCPP.WITH_ATTR_AT) {

OCPP.enableAttributesWithAt();

}

// JSON Schemas

OCPP.buildJSONSchemas();

var schemaTree = OCPP.JSONSchemas[VERSION][TYPE];

// fetch all the messages

var msg = result['wsdl:definitions']['wsdl:message'];

for (var m in msg) {

var message = msg[m]['wsdl:part'][0]['$'].element;

// only push request and response

if (message.indexOf('Request') > 0 || message.indexOf('Response') > 0)

messages.push(Utils.deleteNamespace(message));

}

// for all the messages

for (var i in messages) {

var name = Utils.capitaliseFirstLetter(messages[i]);

var args = OCPP.wsdl[VERSION][name];

// print

if (messages[i].indexOf('Request') > 0) {

console.log('<h3>'+

name.replace('Request', '')

+'</h3>');

console.log('<ul><li>Request example:');

console.log('<pre>');

console.log(JSON.stringify(args, null, 2));

console.log('</pre></li>');

}

else {

var methodName = name.replace('Response', '');

console.log('<li>Response example:');

console.log('<pre>');

console.log(JSON.stringify(args, null, 2));

console.log('</pre></li>');

console.log('<li>Request schema:');

console.log('<pre>');

console.log(JSON.stringify(schemaTree[methodName + 'Request'],

null, 2));

console.log('</pre></li>');

console.log('<li>Response schema:');

console.log('<pre>');

console.log(JSON.stringify(schemaTree[methodName + 'Response'],

null, 2));

console.log('</pre></li></ul>');

}

}

});

};

function main() {

var args = process.argv.slice(2);

if (args.length < 1) {

console.log('Usage: node gir-ocpp-doc.js <wsdl file>\n\n')

return;

}

/* non-documented option */

if(args[1] && args[1] == "--with-attr-at"){

OCPP.WITH_ATTR_AT = true;

}

VERSION = Utils.retrieveVersion(args[0]);

FILE = args[0];

TYPE = "cp";

if(FILE.search("centralsystem") != -1)

TYPE = "cs";

var vers = TYPE +"_"+ VERSION;

OCPP.readFile(vers, FILE);

methodTree = OCPP.methodTree[VERSION][TYPE];

fs.readFile(FILE, parseWSDL);

}

main();