<?php

namespace App\Features\Dashboard\Services;

use App\Contracts\PriceRepository;
use App\Features\Dashboard\Data\DashboardData;
use Carbon\Carbon;

class DashboardService
{
    public function __construct(
        public PriceRepository $repository
    ) {}

    public function getDashboardData(): DashboardData
    {
        $electricity = $this->repository->retrieveElectricity();
        $gas = $this->repository->retrieveGas();

        $now = Carbon::now();

        $eNow = $electricity->first(
            fn ($item) => $item->startDate instanceof Carbon
                && $item->startDate->gte($now->copy()->subHour())
                && $item->startDate->lte($now)
        );
        $eCheapest = $electricity->where('totalPriceTaxIncluded', $electricity->min('totalPriceTaxIncluded'))->first();
        $eDurable = $electricity->where('sustainabilityScore', $electricity->max('sustainabilityScore'))->first();
        $ePriciest = $electricity->where('totalPriceTaxIncluded', $electricity->max('totalPriceTaxIncluded'))->first();

        $gNow = $gas->first(
            fn ($item) => $item->startDate instanceof Carbon
                && $item->startDate->gte($now->copy()->startOfDay())
                && $item->startDate->lte($now)
        );

        return new DashboardData(
            $eNow,
            $eCheapest,
            $eDurable,
            $ePriciest,
            $gNow,
        );
    }
}