<?php

namespace App\Models\Traits;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Http\JsonResponse;
use Illuminate\Support\Facades\Validator;
use Illuminate\Validation\ValidationException;
use Symfony\Component\HttpFoundation\Response;

trait Validatable
{

    private $validationState;

    public $autoValidation = true;

    public function autoValidate($validate = true)
    {
        $this->autoValidation = $validate;
    }

    protected static function bootValidatable()
    {
        static::saving(function (Model $model) {
            if (!isset($model->autoValidation) || (isset($model->autoValidation) && $model->autoValidation)) {
                $model->validate();
                //todo:add default values to request.
            }
        });

        if (collect(class_uses_recursive(static::class))->contains(SoftDeletes::class)) {

            static::restoring(function (Model $model) {
                $model->validationState = $model->autoValidation;
                $model->autoValidate(false);
            });

            static::restored(function (Model $model) {
                $model->autoValidate($model->validationState);
            });

        }

    }

    /**
     * Common Rules for prevent duplicate!
     *
     * @return array
     */
    public abstract function rules(): array;

    public function validate($fields = [], $abort = true)
    {
        $modelDocument = app('modelDocument');
        $rules = $this->rules();
        $rules = array_merge($rules,  $this->createValidations());
        $rules = array_merge($rules,  $this->createValidations('category_data'));


        $validator = Validator::make($this->toArray(), $rules);

        if ($abort && $validator->fails()) {
            throw new ValidationException($validator,
                new JsonResponse([
                    "message" => "The given data was invalid.",
                    "errors" => $validator->errors()->getMessages()
                ], Response::HTTP_UNPROCESSABLE_ENTITY)
            );
        }

        //todo:shite code
        $fields = json_decode($this->attributes['fields'] ?? '');
        collect($modelDocument?->fields)->filter(fn($f) => !empty($f['info']['default']))
            ->each(function ($field) use (&$fields) {
                $fields->{$field['name']} = $fields->{$field['name']} ?? $field['info']['default'];
            });
        if ($this->attributes['fields'] ?? false){
            $this->attributes['fields'] = json_encode($fields);
        }


        return $abort ? $this : true;
    }

    public function getLoads()
    {
        return [];
    }

    public function allowLoad()
    {
        $includes = request()->filled('include') ? explode(',', trim(request()->include, ',')) : [];
        $getLoad = $this->getLoads();
        $allow_load = [];

        foreach ($includes as $include) {
            $include = trim($include);
            if (in_array($include, $getLoad, true)) {
                array_push($allow_load, $include);
            } else {
                abort(Response::HTTP_BAD_REQUEST, "Requested include $include are not allowed");
            }
        }

        $this->load($allow_load);

        return $this;
    }
}