/* 
 * This file is a part of "NMIG" - the database migration tool.
 * 
 * Copyright 2015 Anatoly Khaytovich <anatolyuss@gmail.com>
 * 
 * @author Anatoly Khaytovich <anatolyuss@gmail.com>  
 */
'use strict';
var fs   = require('fs');
var fmtp = require('./migration/fmtp/FromMySQL2PostgreSQL');
var nmig = new fmtp.FromMySQL2PostgreSQL();
console.log();

if (process.argv.length < 3) {
    console.log('\t--Cannot run migration due to missing command line arguments');
} else {
    fs.readFile(process.argv[2], function(error, data) {
        var errMsg;
        
        if (error) {
            errMsg = '\t--Cannot run migration\nCannot read configuration info from ' + process.argv[2];
            console.log(errMsg);
        } else {
            try {
                var config         = JSON.parse(data.toString());
                config.tempDirPath = __dirname + '/temporary_directory';
                config.logsDirPath = __dirname + '/logs_directory';
                nmig.run(config);
            } catch (err) {
                errMsg = '\t--Cannot parse JSON from' + process.argv[2];
                console.log(errMsg);
            }
        }
    });
}