/**
* add item to the cart, it can be an array or multi dimensional array
*
* @param string|array $id
* @param string $name
* @param float $price
* @param int $quantity
* @param array $attributes
* @param CartCondition|array $conditions
* @return $this
* @throws InvalidItemException
*/
public function add($id, $name = null, $price = null, $quantity = null, $attributes = array(), $conditions = array())
{
// if the first argument is an array,
// we will need to call add again
if (is_array($id)) {
// the first argument is an array, now we will need to check if it is a multi dimensional
// array, if so, we will iterate through each item and call add again
if (Helpers::isMultiArray($id)) {
foreach ($id as $item) {
$this->add($item['id'], $item['name'], $item['price'], $item['quantity'], Helpers::issetAndHasValueOrAssignDefault($item['attributes'], array()), Helpers::issetAndHasValueOrAssignDefault($item['conditions'], array()));
}
} else {
$this->add($id['id'], $id['name'], $id['price'], $id['quantity'], Helpers::issetAndHasValueOrAssignDefault($id['attributes'], array()), Helpers::issetAndHasValueOrAssignDefault($id['conditions'], array()));
}
return $this;
}
// validate data
$item = $this->validate(array('id' => $id, 'name' => $name, 'price' => Helpers::normalizePrice($price), 'quantity' => $quantity, 'attributes' => new ItemAttributeCollection($attributes), 'conditions' => $conditions));
// get the cart
$cart = $this->getContent();
// if the item is already in the cart we will just update it
if ($cart->has($id)) {
$this->events->fire($this->getInstanceName() . '.updating', array($item, $this));
$this->update($id, $item);
$this->events->fire($this->getInstanceName() . '.updated', array($item, $this));
} else {
$this->events->fire($this->getInstanceName() . '.adding', array($item, $this));
$this->addRow($id, $item);
$this->events->fire($this->getInstanceName() . '.added', array($item, $this));
}
return $this;
}
/**
* apply condition
*
* @param $totalOrSubTotalOrPrice
* @param $conditionValue
* @return float
*/
protected function apply($totalOrSubTotalOrPrice, $conditionValue)
{
// if value has a percentage sign on it, we will get first
// its percentage then we will evaluate again if the value
// has a minus or plus sign so we can decide what to do with the
// percentage, whether to add or subtract it to the total/subtotal/price
// if we can't find any plus/minus sign, we will assume it as plus sign
if ($this->valueIsPercentage($conditionValue)) {
if ($this->valueIsToBeSubtracted($conditionValue)) {
$value = Helpers::normalizePrice($this->cleanValue($conditionValue));
$this->parsedRawValue = $totalOrSubTotalOrPrice * ($value / 100);
$result = floatval($totalOrSubTotalOrPrice - $this->parsedRawValue);
} else {
if ($this->valueIsToBeAdded($conditionValue)) {
$value = Helpers::normalizePrice($this->cleanValue($conditionValue));
$this->parsedRawValue = $totalOrSubTotalOrPrice * ($value / 100);
$result = floatval($totalOrSubTotalOrPrice + $this->parsedRawValue);
} else {
$value = Helpers::normalizePrice($conditionValue);
$this->parsedRawValue = $totalOrSubTotalOrPrice * ($value / 100);
$result = floatval($totalOrSubTotalOrPrice + $this->parsedRawValue);
}
}
} else {
if ($this->valueIsToBeSubtracted($conditionValue)) {
$this->parsedRawValue = Helpers::normalizePrice($this->cleanValue($conditionValue));
$result = floatval($totalOrSubTotalOrPrice - $this->parsedRawValue);
} else {
if ($this->valueIsToBeAdded($conditionValue)) {
$this->parsedRawValue = Helpers::normalizePrice($this->cleanValue($conditionValue));
$result = floatval($totalOrSubTotalOrPrice + $this->parsedRawValue);
} else {
$this->parsedRawValue = Helpers::normalizePrice($conditionValue);
$result = floatval($totalOrSubTotalOrPrice + $this->parsedRawValue);
}
}
}
return $result;
}