let fs = require('fs-extra');
let sloc = require('node-sloc');

let source = './build/phaser.js';
let sourceMap = './build/phaser.js.map';
let dest = '../phaser3-examples/public/build/dev.js';
let destMap = '../phaser3-examples/public/build/phaser.js.map';

let sourceCore = './build/phaser-core.js';
let sourceMapCore = './build/phaser-core.js.map';
let destCore = '../phaser3-examples/public/build/phaser-core.js';
let destMapCore = '../phaser3-examples/public/build/phaser-core.js.map';

if (fs.existsSync(dest))
{
    fs.copy(sourceMapCore, destMapCore, function (err) {

        if (err)
        {
            return console.error(err);
        }

    });

    fs.copy(sourceCore, destCore, function (err) {

        if (err)
        {
            return console.error(err);
        }

    });

    fs.copy(sourceMap, destMap, function (err) {

        if (err)
        {
            return console.error(err);
        }

    });

    fs.copy(source, dest, function (err) {

        if (err)
        {
            return console.error(err);
        }

        console.log('Build copied to ' + dest);

        const options = {
            path: './src',
            extensions: [ '.js' ]
        };
 
        sloc(options).then((res) => {
            console.log('Source files: ' + res.sloc.files + '\nLines of code: ' + res.sloc.sloc);
        });

    });
}
else
{
    console.log('Copy-to-Examples failed: Phaser 3 Examples not present at ../phaser3-examples');
}