<?php

namespace Domain\Model;

class MemoryConfiguration
{
    private const MAX_MOTHERBOARD_SLOTS = 8;
    private const OVERCLOCKING_VERIFIED = ['v', '2'];

    public int $moduleSize;
    public int $totalSize;
    public string $totalSizeHr;
    public int $numberOfModules;
    public bool $overclockingVerified;
    public bool $dualChannelOverclockingVerified;

    public function __construct(
        public string $type,
        public string $vendor,
        public int $speed,
        public int $supportedSpeed,
        public string $moduleSizeHr,
        public string $module,
        public string $chip,
        public bool $isDualSided,
        public string $dimmSocketSupport,
        public string $overclockingSupport,
        public string $note
    )
    {
        $this->moduleSize = filter_var($this->moduleSizeHr, FILTER_SANITIZE_NUMBER_INT);
        $this->overclockingVerified = in_array($this->overclockingSupport, self::OVERCLOCKING_VERIFIED, true);
        $this->dualChannelOverclockingVerified = $this->overclockingSupport === '2';

        $this->deriveAdditionalFields();
    }

    private function deriveAdditionalFields(): void
    {
        $this->findTotalSize();
        $this->numberOfModules = $this->totalSize / $this->moduleSize;
    }

    private function findTotalSize(): void
    {
        // Initially 8 times the module size
        $this->totalSize = self::MAX_MOTHERBOARD_SLOTS * $this->moduleSize;

        // Work our way down to the module size...
        while (!str_contains($this->module, $this->totalSize) && $this->totalSize > $this->moduleSize) {
            $this->totalSize /= 2;
        }

        $this->totalSizeHr = sprintf('%dGB', $this->totalSize);
    }
}