admin/app/Services/Payment/StripePayment.php

<?php

namespace App\Services\Payment;

use App\Models\Setting;
use App\Services\CurrencyFormatterService;
use Stripe\Exception\ApiErrorException;
use Stripe\PaymentIntent;
use Stripe\StripeClient;

class StripePayment implements PaymentInterface {
    private StripeClient $stripe;
    private string $currencyCode;

    /**
     * StripePayment constructor.
     * @param $secretKey
     * @param $currencyCode
     */
    public function __construct($secretKey, $currencyCode) {
        // Call Stripe Class and Create Payment Intent
        $this->stripe = new StripeClient($secretKey);
        $this->currencyCode = $currencyCode;
    }

    /**
     * @param $amount
     * @param $customMetaData
     * @return PaymentIntent
     * @throws ApiErrorException
     */
    public function createPaymentIntent($amount, $customMetaData) {
        try {
            $amount = $this->minimumAmountValidation($this->currencyCode, $amount);
            $zeroDecimalCurrencies = [
                'BIF', 'CLP', 'DJF', 'GNF', 'JPY', 'KMF', 'KRW', 'MGA', 'PYG',
                'RWF', 'UGX', 'VND', 'VUV', 'XAF', 'XOF', 'XPF'
            ];

            // if (!in_array($this->currencyCode, $zeroDecimalCurrencies)) {
            //     $amount *= 100;
            // }
            return $this->stripe->paymentIntents->create(
                [
                    'amount'   => $amount,
                    'currency' => $this->currencyCode,
                    'metadata' => $customMetaData,
                    //                    'description' => 'Fees Payment',
                    //                    'shipping' => [
                    //                        'name' => 'Jenny Rosen',
                    //                        'address' => [
                    //                            'line1' => '510 Townsend St',
                    //                            'postal_code' => '98140',
                    //                            'city' => 'San Francisco',
                    //                            'state' => 'CA',
                    //                            'country' => 'US',
                    //                        ],
                    //                    ],
                ]
            );

        } catch (ApiErrorException $e) {
            throw $e;
        }
    }

    /**
     * @param $amount
     * @param $customMetaData
     * @return array
     * @throws ApiErrorException
     */
    public function createAndFormatPaymentIntent($amount, $customMetaData): array {
        $paymentIntent = $this->createPaymentIntent($amount, $customMetaData);
        return $this->format($paymentIntent);
    }

    /**
     * @param $paymentId
     * @return array
     * @throws ApiErrorException
     */
    public function retrievePaymentIntent($paymentId): array {
        try {
            return $this->format($this->stripe->paymentIntents->retrieve($paymentId));
        } catch (ApiErrorException $e) {
            throw $e;
        }
    }

    /**
     * @param $paymentIntent
     * @return array
     */
    public function format($paymentIntent) {
        return $this->formatPaymentIntent($paymentIntent->id, $paymentIntent->amount, $paymentIntent->currency, $paymentIntent->status, $paymentIntent->metadata, $paymentIntent);
    }

    /**
     * @param $id
     * @param $amount
     * @param $currency
     * @param $status
     * @param $metadata
     * @param $paymentIntent
     * @return array
     */
    public function formatPaymentIntent($id, $amount, $currency, $status, $metadata, $paymentIntent): array {
        $formatter = app(CurrencyFormatterService::class);
        $iso_code = Setting::where('name', 'currency_iso_code')->value('value');
        $symbol = Setting::where('name', 'currency_symbol')->value('value');
        $position = Setting::where('name', 'currency_symbol_position')->value('value');

        $currency = (object) [
            'iso_code' => $iso_code,
            'symbol' => $symbol,
            'symbol_position' => $position,
        ];
            $displayAmount = $amount;
            // If it's NOT a zero-decimal currency, divide by 100 for the formatter
            // if (!in_array($iso_code, ['BIF', 'CLP', 'DJF', 'GNF', 'JPY', 'KMF', 'KRW', 'MGA', 'PYG', 'RWF', 'UGX', 'VND', 'VUV', 'XAF', 'XOF', 'XPF', 'ISK'])) {
                $displayAmount = $amount * 100;
            // }
           

            $formatted_final_price = $formatter->formatPrice($displayAmount ?? 0, $currency);
        return [
            'id'                       => $paymentIntent->id,
            'amount'                   => $paymentIntent->amount,
            'formatted_price'          => $formatted_final_price,
            'currency'                 => $paymentIntent->currency,
            'metadata'                 => $paymentIntent->metadata,
            'status'                   => match ($paymentIntent->status) {
                "canceled" => "failed",
                "succeeded" => "succeed",
                "processing", "requires_action", "requires_capture", "requires_confirmation", "requires_payment_method" => "pending",
            },
            'payment_gateway_response' => $paymentIntent

        ];
    }

    /**
     * @param $currency
     * @param $amount
     * @return float|int
     */
   public function minimumAmountValidation($currency, $amount) {
    $minimumAmountMap = [
        'USD' => 0.50, 'EUR' => 0.50, 'INR' => 0.50, 'NZD' => 0.50, 'SGD' => 0.50,
        'BRL' => 0.50, 'CAD' => 0.50, 'AUD' => 0.50, 'CHF' => 0.50,
        'AED' => 2.00, 'PLN' => 2.00, 'RON' => 2.00,
        'BGN' => 1.00, 'CZK' => 15.00, 'DKK' => 2.50,
        'GBP' => 0.30, 'HKD' => 4.00, 'HUF' => 175.00,
        'JPY' => 50, 'MXN' => 10, 'THB' => 10, 'MYR' => 2,
        'NOK' => 3.00, 'SEK' => 3.00, 'XAF' => 100,
        'ISK' => 100 // ISK minimum is usually higher
    ];

    $zeroDecimalCurrencies = [
        'BIF', 'CLP', 'DJF', 'GNF', 'JPY', 'KMF', 'KRW', 'MGA', 'PYG',
        'RWF', 'UGX', 'VND', 'VUV', 'XAF', 'XOF', 'XPF', 'ISK' // Added ISK here
    ];

    $minimumAmount = $minimumAmountMap[$currency] ?? 0.50;

    if (!in_array($currency, $zeroDecimalCurrencies)) {
        // Standard Currencies (USD, INR, etc.)
        $minimumAmount *= 100; 
        $amount = (int)round($amount * 100); 
    } else {
        // Zero-decimal Currencies
        if ($currency === 'ISK') {
            // Special Rule for ISK: Must be divisible by 100
            $amount = (int)round($amount / 100) * 100;
            if ($amount < 100) $amount = 100; 
        } else {
            $amount = (int)$amount;
        }
    }

    return max($amount, (int)$minimumAmount);
}
}