<?php

declare(strict_types=1);

namespace App\Models\Scopes;

use App\Models\Contracts\BelongsToUser;
use App\Models\User;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Scope;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Str;
use Webmozart\Assert\Assert;

class UserScope implements Scope
{
    public function apply(Builder $builder, Model $model): void
    {
        if (
            ! $model instanceof BelongsToUser
            || ! Auth::check()
        ) {
            return;
        }

        /** @var User $user */
        $user = Auth::user();
        Assert::notNull($user);

        $userId = $user->getKey();
        $userColumnPath = $model->getUserColumnId();

        if (! Str::contains($userColumnPath, '.')) {
            $builder->where($model->getTable().'.'.$userColumnPath, $userId);

            return;
        }

        $relationPath = Str::beforeLast($userColumnPath, '.');
        $column = Str::afterLast($userColumnPath, '.');

        $builder->whereHas($relationPath, fn (Builder $query) => $query->where($column, $userId));
    }
}