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<?php |
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namespace Mblarsen\LaravelRepository; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Arr; |
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use InvalidArgumentException; |
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final class ArrayResourceContext implements ResourceContext |
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{ |
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/** @var array $context_keys */ |
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protected static $context_keys = [ |
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'filters', |
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'page', |
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'per_page', |
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'sort_by', |
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'sort_order', |
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'user', |
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'with', |
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]; |
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/** @var array */ |
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protected $context; |
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public static function create(array $context = []): self |
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{ |
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return new self($context); |
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} |
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public function __construct(array $context = []) |
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{ |
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$context = $this->validateContext($context); |
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/** @var array */ |
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$this->context = $context; |
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} |
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public function validateContext(array $context): array |
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{ |
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$valid_keys = self::$context_keys; |
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return Arr::only( |
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$context, |
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array_intersect( |
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$valid_keys, |
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array_keys($context) |
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) |
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); |
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} |
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public function validateKey(string $key): string |
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{ |
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[$head] = $this->splitKey($key); |
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if (!in_array($head, self::$context_keys)) { |
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throw new InvalidArgumentException("Invalid key '$head'"); |
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} |
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return $key; |
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} |
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public function filters(): array |
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{ |
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return $this->get('filters', []); |
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} |
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public function page(): int |
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{ |
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return $this->get('page', 1); |
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} |
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public function perPage(): int |
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{ |
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return $this->get('per_page', 15); |
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} |
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public function paginate(): bool |
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{ |
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return (bool) $this->get('page', false); |
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} |
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public function sortBy(): array |
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{ |
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return [ |
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$this->get('sort_by', null), |
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$this->get('sort_order', 'asc'), |
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]; |
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} |
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public function with(): array |
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{ |
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return $this->get('with', []); |
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} |
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public function user(): ?Model |
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{ |
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return $this->get('user'); |
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} |
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public function merge(array $values) |
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{ |
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$values = $this->validateContext($values); |
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$this->context = array_merge_recursive($this->context, $values); |
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return $this; |
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} |
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public function get($key, $default = null) |
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{ |
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$this->validateKey($key); |
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return data_get($this->context, $key, $default); |
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} |
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public function set(string $key, $value) |
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{ |
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$this->validateKey($key); |
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[$head, $tail] = $this->splitKey($key); |
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if ($tail) { |
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$this->context[$head][$tail] = $value; |
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} else { |
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$this->context[$head] = $value; |
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} |
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return $this; |
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} |
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public function exclude(array $keys) |
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{ |
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$this->context = Arr::except($this->context, $keys); |
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return $this; |
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} |
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public function toArray(): array |
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{ |
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return array_merge($this->context, ['paginate' => $this->paginate()]); |
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} |
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private function splitKey($key) |
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{ |
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$dos_position = strpos($key, '.'); |
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$head = $dos_position !== false |
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? substr($key, 0, $dos_position) |
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: $key; |
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$tail = $dos_position !== false |
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? substr($key, $dos_position + 1) |
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: null; |
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return [$head, $tail]; |
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} |
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} |
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mblarsen /
laravel-repository
