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<?php |
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namespace Volosyuk\SimpleEloquent\Relations; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Collection; |
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use Volosyuk\SimpleEloquent\Builder; |
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use Volosyuk\SimpleEloquent\ModelAccessor; |
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/** |
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* Class MorphToWithSimple |
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* @package Volosyuk\SimpleEloquent |
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*/ |
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class MorphTo extends \Illuminate\Database\Eloquent\Relations\MorphTo |
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{ |
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use Relation; |
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/** |
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* Get the results of the relationship. |
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* |
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* Called via eager load method of Eloquent query builder. |
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* |
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* @return mixed |
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*/ |
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protected function getEagerSimple() |
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{ |
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foreach (array_keys($this->dictionary) as $type) { |
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$this->matchSimpleToMorphParents($type, $this->getSimpleResultsByType($type)); |
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} |
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return $this->models; |
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} |
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/** |
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* @param $models |
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* @param $name |
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* @return mixed |
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*/ |
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public function eagerLoadAndMatchSimple($models, $name) |
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{ |
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$this->addEagerConstraintsSimple($models); |
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return $this->getEagerSimple(); |
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} |
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/** |
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* Get all of the relation results for a type. |
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* |
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* @param string $type |
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* @return Collection |
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*/ |
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protected function getSimpleResultsByType($type) |
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{ |
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/** |
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* @var Model $instance |
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*/ |
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$instance = $this->createModelByType($type); |
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/** |
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* @var Builder $query |
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*/ |
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$query = $this->replayMacros($instance->newQuery()) |
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->mergeConstraintsFrom($this->getQuery()) |
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->with($this->getQuery()->getEagerLoads()); |
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return $query->whereIn( |
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$instance->getTable().'.'.$instance->getKeyName(), $this->gatherKeysByType($type) |
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)->getSimple(); |
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} |
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/** |
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* Match the results for a given type to their parents. |
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* |
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* @param string $type |
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* @param Collection $results |
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* @return void |
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*/ |
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protected function matchSimpleToMorphParents($type, Collection $results) |
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{ |
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foreach ($results as $result) { |
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foreach ($this->models as &$model) { |
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if ( |
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ModelAccessor::get($model, $this->morphType) == $type |
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&& |
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ModelAccessor::get($model, $this->foreignKey) == ModelAccessor::get($result, $this->parent->getKeyName()) |
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) { |
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ModelAccessor::set($model, $this->relation, $result); |
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} |
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} |
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unset($model); |
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} |
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} |
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/** |
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* Set the constraints for an eager load of the relation. |
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* |
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* @param array $models |
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* @return void |
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*/ |
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public function addEagerConstraintsSimple(array $models) |
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{ |
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$this->buildDictionarySimple($this->models = $models); |
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} |
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/** |
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* Build a dictionary with the models. |
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* |
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* @param array $models |
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* @return void |
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*/ |
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protected function buildDictionarySimple(array $models) |
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{ |
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foreach ($models as $model) { |
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if (ModelAccessor::get($model, $this->morphType)) { |
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$this->dictionary[ModelAccessor::get($model, $this->morphType)][ModelAccessor::get($model, $this->foreignKey)][] = $model; |
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} |
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} |
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} |
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/** |
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* Gather all of the foreign keys for a given type. |
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* |
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* @param string $type |
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* @return array |
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*/ |
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protected function gatherSimpleKeysByType($type) |
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{ |
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$foreign = $this->foreignKey; |
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return collect($this->dictionary[$type])->map(function ($models) use ($foreign) { |
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return ModelAccessor::get(head($models), $foreign); |
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})->values()->unique(); |
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} |
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} |
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andreyvolosyuk /
simple-eloquent
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This check looks for parameters that have been defined for a function or method, but which are not used in the method body.