ai parser.js

parser.js

var parser = {
    objects: {

    },
    api: {
        parse: function (params) {
            return new Promise(function (resolve_parse) {
                var response = {
                    what:params.data.what,
                    hash:params.hash
                };
                switch (params.data.what) {
                    case 'letter':

                        db.api.query({
                            action: 'get',
                            what: 'letter',
                            add: false,
                            data: {id: params.data.id}
                        }).then(function (letter_response) {

                            var PythonShell = require('python-shell');

                            var options = {
                                mode: 'json',
                                pythonOptions: ['-u'],
                                scriptPath: './api/pyparsing',
                                args: [JSON.stringify({'data': letter_response.data[0].value, 'hash': params.hash})]
                            };

                            try {
                                PythonShell.run('main.py', options, function (err, results) {

                                    if (err) throw err;

                                    // the result = messages collected during execution

                                    db.api.query({
                                        action: 'get',
                                        what: 'nlp',
                                        add: true,
                                        data: {
                                            value: results[0].data
                                        }
                                    }).then(function (nlp) {
                                        response.data = [{id: nlp.data[0].id}];
                                        response.what = 'nlp';

                                        resolve_parse(response);
                                    });

                                });
                            } catch (e) {
                                response.hash = params.hash;
                                response.data = e;
                                response.what = 'error';
                                resolve_parse(response);
                                console.log(e);
                            }

                        });

                        break;
                    default:
                        resolve_parse(response);
                        break;
                }
            });
        }
    }
};

module.exports = parser;