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<?php
namespace NovaThinKit\Nova\Filters;
use Illuminate\Support\Str;
use Laravel\Nova\Filters\BooleanFilter;
use Laravel\Nova\Http\Requests\NovaRequest;
class BelongsToFilter extends BooleanFilter
{
protected string $relationName;
protected string $titleKeyName = 'name';
public function __construct(string $relationName)
$this->relationName = $relationName;
$this->name = Str::ucfirst(Str::snake($this->relationName, ' '));
}
public function apply(NovaRequest $request, $query, $value)
$selected = array_filter($value);
if (count($selected)) {
/** @var \Illuminate\Database\Eloquent\Relations\BelongsTo $relation */
$relation = $query->getModel()->{$this->relationName}();
return $query->whereIn($relation->getForeignKeyName(), array_keys($selected));
return $query;
public function options(NovaRequest $request)
$relation = $request->model()->{$this->relationName}();
return $relation->getRelated()::query()->get()->pluck($relation->getOwnerKeyName(), $this->titleKeyName)->all();
public function setTitleKeyName(string $titleKeyName): static
$this->titleKeyName = $titleKeyName;
return $this;
public function setFilterName(string $name): static
$this->name = $name;
dev-think-one /
nova-thinkit
