Coffee

<?php

/**
 * Taking coffee from the pot
 * If it's earlier than 11:00 and the process leaves an empty
 * pot, the pot is refilled.
 *
 * @param Pot $pot(, float $milk)
 * @return Cup $cup
 * @author Mikael Grön
 */
function takeCoffeeFrom(Pot $pot, bool $milk = false) {
    // Figure out how much coffee can be used
    $amount = MAX($pot->amount, Cup::size);

    // Create a cup with the correct amount of coffee
    $cup = new Cup($amount);

    // Add milk, if appropriate
    if ($milk) {
        $cup->addMilk();
    }

    // Modify the remaining amount of coffee in the pot
    $pot->removeCoffee($amount);

    // Refill the pot if it's empty and it's before 11 in the day.
    if ($pot->amount == Cup::size
        && (
            time() <= strtotime(date('Y-m-d')." 11:00")
            || time() >= strtotime(date('Y-m-d'." 12:30")
        )
        && time() >= strtotime(date('Y-m-d'). " 07:00")
        && time() <= strtotime(date('Y-m-d'). " 15:00")
        )) {
        $pot->refill();
    }

    return $cup;
}

?>