<?php

namespace Krzysiej\RyobiCrawler\Twig;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Collection;
use Krzysiej\RyobiCrawler\Models\Price;
use Krzysiej\RyobiCrawler\Models\Product;
use Krzysiej\RyobiCrawler\Models\Stock;
use Twig\Extension\AbstractExtension;
use Twig\TwigFilter;
use Twig\TwigFunction;

use function Symfony\Component\Clock\now;

class AppExtension extends AbstractExtension
{
    public function getFunctions(): array
    {
        return [
            new TwigFunction('promosCount', [$this, 'promosCount']),
            new TwigFunction('allCount', [$this, 'allCount']),
            new TwigFunction('newCount', [$this, 'newCount']),
            new TwigFunction('discontinuedCount', [$this, 'discontinuedCount']),
        ];
    }

    public function getFilters(): array
    {
        return [
            new TwigFilter('findByCreatedAtDate', [$this, 'findByCreatedAtDate']),
        ];
    }
    public function allCount(): int
    {
        return Product::count();
    }

    public function promosCount(): int
    {
        return Product::whereHas('currentPrice', fn(Builder $query) => $query->whereColumn('price', '<', 'productStandardPrice'))->count();
    }

    public function newCount(): int
    {
        return Product::where('created_at', '>', now()->modify('-30 days')->format('Y-m-d'))->count();
    }

    public function discontinuedCount(): int
    {
        return Product::where('updated_at', '<', now()->format('Y-m-d'))->count();
    }

    public function findByCreatedAtDate(Collection $items, string $date): Stock|Price|null
    {
        return $items->first(fn($item) => str_starts_with($item->created_at, $date));
    }
}