eatvio-infra/app/Livewire/Plan/Like.php

<?php

namespace App\Livewire\Plan;

use App\Models\Plan;
use Livewire\Component;

class Like extends Component
{
    public Plan $plan;

    public function mount(Plan $plan)
    {
        $this->plan = $plan;
    }

    public function render()
    {
        return view('livewire.plan.like');
    }

    public function like(): void
    {
        if ($this->plan->isLiked()) {
            $this->plan->removeLike();
        } elseif (auth()->user()) {
            $this->plan->likes()->create([
                'user_id' => auth()->id(),
                'plan_id' => $this->plan->id
            ]);
        }

        $this->dispatch('liked')->to('plan.like-count');
    }
}