BuyMilk2

BuyMilk2.php

<?php

// it is specific for this project
define('INITIAL_STATE',1);
define('DRIVING_TO_BUY_MILK',2);
define('CANCEL_DRIVING',3);
define('PICKING_THE_MILK',4);
define('PAYING_FOR_THE_MILK',5);
define('UNABLE_TO_PURCHASE',6);
define('DRIVE_BACK_HOME',7);
$smachine->setDefaultInitState(INITIAL_STATE);

$smachine->setStates([
	INITIAL_STATE=>'Initial State',
	DRIVING_TO_BUY_MILK=>'Driving to buy milk',
	CANCEL_DRIVING=>'Cancel driving.',
	PICKING_THE_MILK=>'Picking the milk',
	PAYING_FOR_THE_MILK=>'Paying for the milk',
	UNABLE_TO_PURCHASE=>'Unable to purchase',
	DRIVE_BACK_HOME=>'Drive back home.'
]);

$smachine->fieldDefault=[
	'milk'=>0
	,'money'=>9999
	,'price'=>null
	,'stock_milk'=>null
	,'store_open'=>null
	,'gas'=>10];