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<?php |
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namespace cyberinferno\Cabal\Helpers; |
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use cyberinferno\Cabal\Helpers\Exceptions\InvalidCraftLevelException; |
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use cyberinferno\Cabal\Helpers\Exceptions\InvalidOptionException; |
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use cyberinferno\Cabal\Helpers\Exceptions\MaxOptionException; |
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use cyberinferno\Cabal\Helpers\Exceptions\OptionLimitException; |
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/** |
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* Class ItemOption |
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* |
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* Contains methods helpful to generate item option |
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* |
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* @package cyberinferno\Cabal\Helpers |
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* @author Karthik P |
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*/ |
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class ItemOption |
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{ |
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const MAX_OPTIONS = 4; |
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const MIN_SLOTS = 1; |
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const MAX_SLOTS = 4; |
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const MIN_CRAFTS = 0; |
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const MAX_CRAFTS = 3; |
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const OUTPUT_FORMAT_INTEGER = 'int'; |
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const OUTPUT_FORMAT_HEXADECIMAL = 'hex'; |
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/** |
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* @var int Max number of slots the generated item option will have |
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*/ |
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protected $_slots; |
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/** |
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* @var array |
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*/ |
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protected $_slotOptions = []; |
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/** |
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* @var int Max number of crafts the generated item option will have |
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*/ |
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protected $_crafts; |
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/** |
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* @var array |
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*/ |
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protected $_craftOptions = []; |
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/** |
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* @var array |
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*/ |
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protected $_availableCraftLevels = ['9', 'A', 'B', 'C', 'D', 'E', 'F']; |
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/** |
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* @var array |
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*/ |
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protected $_availableOptions = [ |
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'1', '2', '3', '4', '5', |
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'6', '7', '8', '9', 'A', |
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'B', 'C', 'D', 'E', 'F' |
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]; |
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/** |
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* ItemOption constructor. |
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* @param int $slots |
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* @param int $crafts |
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* @throws \Exception |
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*/ |
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public function __construct($slots, $crafts = 0) |
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{ |
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if ($slots < self::MIN_SLOTS) { |
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$slots = self::MIN_SLOTS; |
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} |
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if ($slots > self::MAX_SLOTS) { |
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$slots = self::MAX_SLOTS; |
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} |
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if ($crafts < self::MIN_CRAFTS) { |
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$crafts = self::MIN_CRAFTS; |
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} |
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if ($crafts > self::MAX_CRAFTS) { |
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$crafts = self::MAX_CRAFTS; |
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} |
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if ($slots + $crafts > self::MAX_OPTIONS) { |
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throw new MaxOptionException('Maximum number of options cannot exceed ' . self::MAX_OPTIONS); |
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} |
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$this->_slots = $slots; |
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$this->_crafts = $crafts; |
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} |
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/** |
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* Returns the number of slots in the option |
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* |
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* @return int |
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*/ |
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public function getSlots() |
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{ |
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return $this->_slots; |
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} |
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/** |
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* Returns the number of crafts in the option |
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* |
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* @return int |
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*/ |
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public function getCrafts() |
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{ |
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return $this->_crafts; |
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} |
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/** |
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* Returns slot options |
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* |
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* @return array |
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*/ |
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public function getSlotOptions() |
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{ |
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return $this->_slotOptions; |
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} |
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/** |
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* Sets a slot option |
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* |
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* @param string $option |
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* @return ItemOption |
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* @throws InvalidOptionException |
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* @throws OptionLimitException |
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*/ |
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public function setSlotOption($option) |
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{ |
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if (!in_array(strval($option), $this->_availableOptions)) { |
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throw new InvalidOptionException(); |
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} |
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if (count($this->_slotOptions) == $this->_slots) { |
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throw new OptionLimitException('Slot option cannot exceed ' . $this->_slots); |
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} |
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$this->_slotOptions[] = ['option' => (string)$option]; |
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return $this; |
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} |
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/** |
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* Returns craft options |
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* |
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* @return array |
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*/ |
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public function getCraftOptions() |
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{ |
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return $this->_craftOptions; |
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} |
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/** |
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* Sets a craft option |
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* |
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* @param string $craftLevel |
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* @param string $option |
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* @return ItemOption |
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* @throws InvalidCraftLevelException |
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* @throws InvalidOptionException |
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* @throws OptionLimitException |
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*/ |
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public function setCraftOption($craftLevel, $option) |
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{ |
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if (!in_array(strval($craftLevel), $this->_availableCraftLevels)) { |
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throw new InvalidCraftLevelException(); |
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} |
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if (!in_array(strval($option), $this->_availableOptions)) { |
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throw new InvalidOptionException(); |
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} |
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if (count($this->_craftOptions) == $this->_crafts) { |
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throw new OptionLimitException('Craft option cannot exceed ' . $this->_crafts); |
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} |
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$this->_craftOptions[] = [ |
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'craftLevel' => (string)$craftLevel, |
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'option' => (string)$option |
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]; |
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return $this; |
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} |
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/** |
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* Returns the generated item option based upon the criteria set |
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* |
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* @param string $format |
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* @return string|int |
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*/ |
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public function generate($format = self::OUTPUT_FORMAT_INTEGER) |
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{ |
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$optionString = ''; |
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$slotsToFillArray = []; |
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// Craft options should be at the end of the hex string hence we start prepending all craft options to output |
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foreach ($this->_craftOptions as $craftOption) { |
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$optionString = $craftOption['craftLevel'] . $craftOption['option'] . $optionString; |
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} |
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// We calculate slots to fill based upon slot options |
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foreach ($this->_slotOptions as $slotOption) { |
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if (isset($slotsToFillArray[$slotOption['option']])) { |
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$slotsToFillArray[$slotOption['option']]++; |
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} else { |
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$slotsToFillArray[$slotOption['option']] = 1; |
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} |
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} |
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// Sorting slots to fill array to make sure multiple slot options stay in the end |
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arsort($slotsToFillArray, SORT_NUMERIC); |
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// Build the output with slot options |
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foreach ($slotsToFillArray as $option => $fill) { |
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if (strlen($optionString) == 7) { |
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// Means we prematurely reached the end due to wrong options being set hence go out of the loop |
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break; |
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} |
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if (strlen($optionString) == 6) { |
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// Ignore slots to fill value |
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$optionString = $option . $optionString; |
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} else { |
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$optionString = $fill . $option . $optionString; |
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} |
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} |
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if (strlen($optionString) < 7) { |
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// Fill the output with 0s if there are empty slots |
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$optionString = str_repeat('0', 7 - strlen($optionString)) . $optionString; |
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} |
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if ($format != self::OUTPUT_FORMAT_INTEGER) { |
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return $this->_slots . $optionString; |
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} |
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return hexdec($this->_slots . $optionString); |
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} |
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} |
cyberinferno /
cabal-online-helper
