<?php

namespace App\Repositories;

use App\Models\Permission;
use Illuminate\Database\Eloquent\Collection;
use App\DTO\PermissionDTO;

class PermissionRepository implements PermissionRepositoryInterface
{

    public function __construct(
        protected Permission $model
    ) {}

    public function all(): ?Collection
    {
        return $this->model->all()->toTree();
    }

    public function allNoTree(): ?Collection
    {
        return $this->model->all();
    }

    public function find(int $id): ?Permission
    {
        return $this->model->find(id: $id);
    }

    public function findByScope(string $scope): ?Permission
    {
        return $this->model->where(column: 'scope', operator: $scope)->first();
    }

    public function update(int $id, PermissionDTO $dto, array $fieldsToUpdate): ?Permission
    {
        $permission = $this->model->find(id: $id);

        $updateFields = array_intersect_key(
            $dto->toArray(),
            array_flip($fieldsToUpdate)
        );

        $permission->update($updateFields);

        return $permission->fresh();
    }

    public function store(PermissionDTO $permissionDTO): Permission
    {
        $permission = $this->model->firstOrNew(attributes: [
            'scope' => $permissionDTO->scope,
            'description' => $permissionDTO->description,
            'bits' => $permissionDTO->bits,
        ]);

        if ($permissionDTO->parent_id) {
            $parent = $this->model->find(id: $permissionDTO->parent_id);
            $permission->prependToNode(parent: $parent);
        }

        $permission->save();

        return $permission;
    }

    public function delete(int $id): bool
    {
        return $this->model->destroy(ids: $id) > 0;
    }
}