<?php

namespace App\Models;

use App\Helpers\UserHelper;
use App\Traits\Displayed;
use App\Traits\My;
use App\Traits\Sortable;
use DateTime;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * @property int $id
 * @property string $name
 * @property string $code
 * @property ?string $short_name
 * @property ?string $full_name
 * @property ?string $subunit_full_name
 * @property ?string $symbol
 * @property double $rate
 * @property string $deleted_at
 * @property string $created_at
 * @property string $updated_at
 */
class Currency extends BaseModel
{

    use SoftDeletes;
    use Sortable;
    use Displayed;
    use My;

    public const DEFAULT_CURRENCY_SYMBOL = '₽';
    public const DEFAULT_CURRENCY_SHORT = 'руб';

    protected $table = 'currencies';

    protected $fillable = [
        'name',
        'code',
        'short_name',
        'full_name',
        'subunit_full_name',
        'symbol',
        'rate',
    ];

    protected static $labels = [
        'name' => 'currencies.name',
        'code' => 'currencies.code',
        'short_name' => 'currencies.short_name',
        'full_name' => 'currencies.full_name',
        'subunit_full_name' => 'currencies.subunit_full_name',
        'symbol' => 'currencies.symbol',
        'rate' => 'currencies.rate',
    ];

    public static function columns(): array
    {
        return [
            'fields' => [
                [
                    'displayName' => 'currencies.name',
                    'field' => 'name',
                    'sort' => true,
                    'sortType' => 'asc',
                ],
                [
                    'displayName' => 'currencies.code',
                    'field' => 'code',
                    'sort' => true,
                    'sortType' => 'asc',
                    'class' => 'w-400px',
                ],
                [
                    'displayName' => 'currencies.rate',
                    'field' => 'rate',
                    'sort' => true,
                    'sortType' => 'asc',
                    'class' => 'w-400px',
                ],
            ],
            'sortDefault' => [
                [
                    'field' => 'id',
                    'sort' => 'desc',
                ],
            ],
        ];
    }

    public function getRate(DateTime $date = null): string
    {
        if (empty($date)) {
            return $this->rate;
        }

        // Может быть случай что нет исторической расценки и тогда будет считаться по текущей
        // в реальной жизни такого вряд ли может быть

        /** @var CurrencyRateHistory $historyRecord */
        $historyRecord = CurrencyRateHistory::query()
            ->where('currency_id', $this->id)
            ->where('created_at', '<=', $date)
            ->orderBy('id', 'desc')
            ->first();

        if (empty($historyRecord->rate)) {
            return $this->rate;
        }

        return $historyRecord->rate;
    }

    public static function convertToRubles(float $price): float
    {
        $currencyRate = UserHelper::getUser()->branch->region->currency->rate ?? 1;

        return round($price / $currencyRate, 2);
    }

    public static function convertToRegion(float $price): float
    {
        $currencyRate = UserHelper::getUser()->branch->region->currency->rate ?? 1;

        return round($price * $currencyRate, 2);
    }

}