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<?php |
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namespace Multicoin\Api; |
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use InvalidArgumentException; |
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use Multicoin\Api\Multicoin as Multicoincurrency; |
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class MulticoinFactory |
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{ |
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/** |
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* currency configurations. |
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* |
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* @var array |
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*/ |
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protected $config; |
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/** |
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* currency instances. |
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* |
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* @var array |
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*/ |
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protected $currencys = []; |
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/** |
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* Constructs currency factory instance. |
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* |
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* @param array $config |
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* @return void |
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*/ |
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public function __construct(array $config) |
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{ |
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$this->config = $config; |
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} |
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/** |
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* Pass methods onto the default currency. |
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* |
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* @param string $method |
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* @param array $parameters |
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* @return mixed |
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*/ |
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public function __call(string $method, array $parameters) |
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{ |
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return $this->currency()->{$method}(...$parameters); |
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} |
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/** |
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* Gets currency instance by name or creates if not exists. |
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* |
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* @param string $name |
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* @return \Multicoin\Api\Multicoin |
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*/ |
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public function currency(string $name = 'BTC'): Multicoincurrency |
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{ |
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if (! array_key_exists($name, $this->currencys)) { |
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$config = $this->getConfig($name); |
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$this->currencys[$name] = $this->make($config); |
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} |
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return $this->currencys[$name]; |
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} |
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/** |
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* Gets currency config by name. |
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* |
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* @param string $name |
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* @return array |
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*/ |
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public function getConfig(string $name = 'BTC'): array |
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{ |
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$flip_currency = array_flip($this->config['currency']); |
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if (! array_key_exists($name, $flip_currency)) { |
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throw new InvalidArgumentException( |
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"Could not find currency configuration [$name]" |
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); |
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} |
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return $this->withDefaults($this->config, $name); |
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} |
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/** |
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* Creates currency instance. |
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* |
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* @param array $config |
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* @return \Multicoin\Api\Multicoin |
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*/ |
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public function make(array $config = []): Multicoincurrency |
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{ |
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return new Multicoincurrency($config); |
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} |
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/** |
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* Appends configuration array with default values. |
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* |
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* @param array $config |
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* @return array |
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*/ |
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protected function withDefaults(array $config, string $name): array |
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{ |
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return array_merge(['coin' => $name], $config); |
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} |
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} |
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