public function fillCollection(CollectionInterface $collection)
{
message('Collection of ' . get_class($collection->first()) . ' (' . get_class($this->getLeftEntity()) . ')' . ' ' . get_class($this) . ' ' . get_class($this->getRightEntity()));
/**
* Prepare relations on left records.
*/
message('Left collection has ' . $collection->count() . ' record(s), filling ' . $this->fill);
$collection->each(function (Record $record) {
$record->setRelation($this->fill, new Collection());
});
/**
* Get records from right entity.
*/
$rightCollection = $this->getRightCollection($this->getRightEntity(), $this->foreignKey, $collection->map($this->primaryKey)->unique());
message('Right collection has ' . $rightCollection->count() . ' record(s)');
/**
* Key collection for simpler processing.
*/
$keyedCollection = $collection->keyBy($this->primaryKey);
/**
* Set relations on left records.
*/
$rightCollection->each(function ($rightRecord) use($keyedCollection) {
if ($keyedCollection->hasKey($rightRecord->{$this->foreignKey})) {
$keyedCollection[$rightRecord->{$this->foreignKey}]->getRelation($this->fill)->push($rightRecord);
}
});
/**
* Fill relations.
*/
$this->fillCollectionWithRelations($collection);
}
public function fillCollection(CollectionInterface $collection)
{
message('Collection of ' . get_class($collection->first()) . ' (' . get_class($this->getLeftEntity()) . ')' . ' ' . get_class($this) . ' ' . get_class($this->getRightEntity()) . ' Over ' . get_class($this->getMiddleEntity()));
/**
* Prepare relations on left records.
*/
message('Left collection has ' . $collection->count() . ' record(s), filling ' . $this->fill);
$collection->each(function (Record $record) {
$record->setRelation($this->fill, new Collection());
});
/**
* Get records from middle entity.
*/
$middleCollection = $this->getMiddleCollection($this->getMiddleEntity(), $this->leftForeignKey, $collection->map($this->leftPrimaryKey)->unique());
/**
* Break with execution if collection is empty.
*/
message('Middle collection has ' . $middleCollection->count() . ' record(s)');
if (!$middleCollection->count()) {
$this->fillCollectionWithRelations($collection);
return;
}
/**
* Get records from right entity.
*/
$rightCollection = $this->getRightCollection($this->getRightEntity(), $this->rightPrimaryKey, $middleCollection->map($this->rightForeignKey)->unique());
message('Right collection has ' . $rightCollection->count() . ' record(s)');
/**
* Key collections for simpler processing.
*/
$keyedLeftCollection = $collection->keyBy($this->leftPrimaryKey);
$keyedRightCollection = $rightCollection->keyBy($this->rightPrimaryKey);
/**
* Set middle collection's relations.
*/
$middleCollection->each(function ($middleRecord) use($keyedLeftCollection, $keyedRightCollection) {
if ($keyedRightCollection->hasKey($middleRecord->{$this->rightForeignKey})) {
$rightRecord = clone $keyedRightCollection[$middleRecord->{$this->rightForeignKey}];
$rightRecord->setRelation('pivot', $middleRecord);
$keyedLeftCollection[$middleRecord->{$this->leftForeignKey}]->getRelation($this->fill)->push($rightRecord);
}
});
/**
* Fill relations.
*/
$this->fillCollectionWithRelations($collection);
}
