Check if name is unique among non-deleted items with laravel validation

Question

I have a simple form which posts to a controller which checks if a name for an item is already taken for a particular project. If it is, then it returns an error. This is th

Answer 1

If someone is looking for solution using Rule class.

use Illuminate\Validation\Rule;

class UpdateArticleRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize()
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        $data = $this->request->all();

        return [
            'slug' => [
                'required',                
                Rule::unique('articles')->ignore($data['id'])->whereNull('deleted_at')
            ]
        ];
    }
}

Basically, we just ignoring rows which deleted_at fields are not null.

Here are the methods which you can use along with ignore function: https://laravel.com/api/5.7/Illuminate/Validation/Rules/DatabaseRule.html