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<?php |
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namespace Backpack\CRUD\app\Library\Components; |
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use Backpack\CRUD\app\Library\Components\Attributes\BaseAttribute; |
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use Backpack\CRUD\app\Library\Components\Interfaces\SmartAttributeInterface; |
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use Backpack\CRUD\app\Library\Components\Interfaces\SmartCollectionInterface; |
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use Illuminate\Support\Collection; |
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use Illuminate\Support\Facades\Validator; |
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class BaseCollection implements SmartCollectionInterface |
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{ |
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private Collection $attributes; |
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public function __construct(array|string $initAttributes, |
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private array $componentAttributes = [], |
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private array $rules = [], |
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private array $defaults = [], |
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private array $blockedAttributes = [] |
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) { |
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$item = $this->getItemByName($initAttributes['name'] ?? $initAttributes); |
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if ($item) { |
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$this->buildAttributes((array) $item, $componentAttributes, $rules, $defaults); |
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} else { |
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$this->addCollectionItem($initAttributes, $componentAttributes); |
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} |
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} |
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private function buildAttributes(array|string $attributes) |
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{ |
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if (is_string($attributes)) { |
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$attributes = ['name' => $attributes]; |
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} |
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$rules = $this->rules; |
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$defaults = $this->defaults; |
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$attributeNames = collect($this->componentAttributes)->mapWithKeys(function ($attribute) { |
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return [$attribute::getAttributeName() => $attribute]; |
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})->toArray(); |
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$attributeRules = collect($rules)->mapWithKeys(function ($rule) { |
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if (is_a($rule, SmartAttributeInterface::class, true)) { |
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return [$rule::getAttributeName() => $rule::getValidationRules($this)]; |
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} |
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return [$rule::getAttributeName() => $rule]; |
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})->toArray(); |
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$this->attributes = collect($attributes)->mapWithKeys(function ($value, $key) use ($attributeNames, $attributeRules, $defaults) { |
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if (isset($attributeNames[$key])) { |
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return [$key => $attributeNames[$key]::make($key, $value, $attributeNames[$key]::getValidationRules($this))]; |
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} |
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return [$key => new BaseAttribute($key, $value, $attributeRules[$key] ?? [], $defaults)]; |
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}); |
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$this->setAttributeDefaults(); |
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$this->validate(); |
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} |
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public function addCollectionItem($attributes) |
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{ |
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$this->buildAttributes($attributes); |
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$collection = $this->getCollection(); |
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$collection[$this->getAttributeValue('name')] = $this->toArray(); |
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$this->saveCollection($collection); |
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} |
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public function getItems(): Collection |
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{ |
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return collect($this->getCollection()); |
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} |
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public function getAttributes(): Collection |
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{ |
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return $this->attributes; |
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} |
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public function getItemByName(string $name) |
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{ |
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return $this->getItems()->first(function ($item, $key) use ($name) { |
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return $key === $name; |
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}); |
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} |
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public function hasAttribute(string $attribute): bool |
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{ |
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return $this->attributes->has($attribute); |
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} |
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public function getAttributeValue($attribute, $default = null) |
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{ |
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return $this->attributes->has($attribute) ? $this->attributes->get($attribute, $default)->value() : $default; |
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} |
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public function validate() |
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{ |
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$attributes = $this->toArray(); |
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$rules = $this->getValidationRules(); |
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$validator = Validator::make($attributes, $rules)->stopOnFirstFailure(); |
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if ($validator->fails()) { |
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throw new \Exception($validator->errors()->first()); |
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} |
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} |
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private function getValidationRules() |
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{ |
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$rules = []; |
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foreach ($this->attributes as $attribute) { |
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$rules[$attribute->name()] = $attribute->rules(); |
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} |
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return $rules; |
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} |
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public function setAttribute($attribute, $value) |
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{ |
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$item = $this->hasAttribute($attribute) ? $this->attributes->get($attribute)->setValue($value) : new BaseAttribute($attribute, $value); |
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$this->updateItem($item); |
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} |
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private function updateItem(SmartAttributeInterface $item) |
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{ |
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$this->attributes[$item->name()] = $item; |
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$collection = $this->getCollection(); |
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$collection[$this->getAttributeValue('name')] = $this->toArray(); |
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$this->saveCollection($collection); |
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} |
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public function deleteItem(string $name) |
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{ |
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$this->attributes->forget($name); |
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$collection = $this->getCollection(); |
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$collection->forget($name); |
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$this->saveCollection($collection); |
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} |
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public function toCollection(): Collection |
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{ |
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return $this->attributes->mapWithKeys(function ($item, $key) { |
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return [$key => $item->value()]; |
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}); |
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} |
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public function toArray(): array |
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{ |
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return $this->toCollection()->toArray(); |
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} |
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private function setAttributeDefaults() |
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{ |
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foreach ($this->componentAttributes as $attribute) { |
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if (! $this->hasAttribute($attribute::getAttributeName())) { |
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$this->attributes[$attribute::getAttributeName()] = $attribute::make($attribute::getAttributeName(), $attribute::getDefault($this), $attribute::getValidationRules($this)); |
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} |
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} |
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} |
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public static function attributes(): array |
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{ |
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return []; |
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} |
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public function getCollection() |
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{ |
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return collect(); |
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} |
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public function saveCollection($collection) |
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{ |
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return []; |
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} |
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} |
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Laravel-Backpack /
CRUD
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