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<?php |
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namespace MeadSteve\DiceApi\Dice; |
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use MeadSteve\DiceApi\BasicDice; |
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use MeadSteve\DiceApi\Dice; |
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class DiceGenerator |
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{ |
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public function diceFromUrlString($urlString) |
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{ |
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$parts = explode("/", $urlString); |
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$parts = array_filter($parts, [$this, 'notBlank']); |
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$diceSets = array_map([$this, 'getDiceForPart'], $parts); |
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return $this->flattenDiceSets($diceSets); |
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} |
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/** |
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* @param string $part |
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* @return Dice[] |
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*/ |
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private function getDiceForPart($part) |
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{ |
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$data = $this->parseDiceString($part); |
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$type = $data["type"]; |
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$diceCount = $data["count"]; |
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if (is_numeric($type)) { |
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return $this->buildBasicNumericDice($type, $diceCount); |
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} |
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switch (strtolower($type)) { |
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case "steve": |
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return $this->buildSteveDice($type, $diceCount); |
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} |
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throw new UncreatableDiceException("No idea how to make a d{$type}"); |
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} |
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/** |
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* @param $size |
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* @return Dice |
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*/ |
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private function newDiceOfSize($size) |
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{ |
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if ($size == 0) { |
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return new ZeropointDice(); |
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} |
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return new BasicDice($size); |
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} |
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/** |
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* @param array[] |
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* @return array |
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*/ |
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private function flattenDiceSets($diceSets) |
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{ |
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$dice = []; |
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foreach ($diceSets as $set) { |
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$dice = array_merge($dice, $set); |
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} |
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return $dice; |
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} |
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/** |
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* @param string $part |
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* @return array |
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*/ |
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private function parseDiceString($part) |
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{ |
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$data = []; |
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$valid = preg_match("/(?P<count>[0-9]+)?d(?P<type>[^\/]+)/i", $part, $data); |
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if (!$valid) { |
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throw new UncreatableDiceException("Problem creating dice from incorrectly formated data: " + $part); |
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} |
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if (!$data["count"]) { |
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$data["count"] = 1; |
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} |
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return $data; |
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} |
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private function notBlank($string) |
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{ |
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return $string !== ""; |
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} |
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private function buildBasicNumericDice($size, $diceCount) : array |
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{ |
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$newDice = []; |
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if ((strlen($size) > 4) || ($size > 9000)) { |
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throw new UncreatableDiceException("Only dice with a power level less than 9000 can be created."); |
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} |
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for ($i = 0; $i < $diceCount; $i++) { |
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$newDice[] = $this->newDiceOfSize($size); |
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} |
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return $newDice; |
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} |
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private function buildSteveDice($_type, $diceCount) |
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{ |
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$newDice = []; |
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for ($i = 0; $i < $diceCount; $i++) { |
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$newDice[] = new SteveDice(); |
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} |
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return $newDice; |
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} |
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} |
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meadsteve /
DiceApi
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.