eatvio-infra/app/Livewire/Diet/DayEdit.php

<?php

namespace App\Livewire\Diet;

use Livewire\Component;

class DayEdit extends Component
{

    public $day;
    public $eatingTypes = ['breakfast', 'dinner', 'supper', 'lunch', 'snacks'];
    public $activeType = 'breakfast';
    public $portions = [];
    public $name = "";
    public $quantity = 0;
    public $portion = "gram";

    protected $listeners = ['takePaste'];

    protected $rules = [
        'name' => 'required|min:3',
        'quantity' => 'required|numeric|min:1',
        'portion' => 'required|min:3',
    ];

    public function render()
    {
        return view('livewire.diet.day-edit');
    }

    public function addPortion($type)
    {
        $this->validate();
        $newData = [
            'name' => $this->name,
            'quantity' => $this->quantity,
            'portion' => $this->portion,
            'uniq' => $this->name . "-" . time()
        ];

        $this->portions[$type][] = $newData;
        $this->reset(['name', 'quantity', 'portion']);

        $this->dispatch('dayUpdated', dayIndex: $this->day, data: $this->portions);
    }

    public function delete($uniq, $type)
    {
        $newPortions = collect($this->portions[$type])
            ->filter(function($item) use ($uniq) {
                return $item['uniq'] != $uniq;
            }
        );
        $this->portions[$type] = $newPortions->toArray();
        $this->dispatch('dayUpdated', dayIndex: $this->day, data: $this->portions);
    }

    public function edit($uniq, $type)
    {
        $elemKey = collect($this->portions[$type])
            ->search(function($item) use ($uniq) {
                return $item['uniq'] == $uniq;
            });

        if ($elemKey !== false) {
            $item = $this->portions[$type][$elemKey];
            $this->fill([
                'name' => $item['name'],
                'quantity' => $item['quantity'],
                'portion' => $item['portion']
            ]);
            $this->delete($item['uniq'], $type);
            $this->dispatch('dayUpdated', dayIndex: $this->day, data: $this->portions);
        }
    }

    public function takePaste($day, $data)
    {
        if (intval($day) === intval($this->day)) {
            foreach($data as $type => $props) {
                $this->portions[$type] = $props;
            }
            $this->dispatch('dayUpdated', dayIndex: $this->day, data: $this->portions);
        }
    }
}