Hook to add push icons with his respective size to android folder

copy_push_icons

//add this in: /hooks/before_prepare

var chalk = require('chalk');
var exec = require('child_process').exec;

exports.run = copyPushIcon;

function copyPushIcon() {

    var rootdir = process.argv[2] + '/resources/android/push_icons/';
    var androidPath = 'platforms/android/res/';

    console.log(chalk.green('Copying push icons..'));

    var pathsResolution = [
        'drawable-hdpi',
        'drawable-ldpi',
        'drawable-mdpi',
        'drawable-xhdpi',
        'drawable-xxhdpi',
        'drawable-xxxhdpi'
    ];

    var command = '';
    var lastWithAnd = pathsResolution.length-1;
    pathsResolution.forEach(function(resolution, index) {
        var drawablePath = androidPath + resolution;
        var screen = resolution.split('-')[1];
        var iconDir = rootdir + screen + '/notification_icon.png';
        command += 'cp -Rf ' + iconDir + ' ' + drawablePath;
        if(index !== lastWithAnd){
            command += ' && ';
        }
    });

    exec( command , function (error) {
        if(!error){
            process.stdout.write('Copied android native resources');
        }
    });
}