39 lines
661 B
Go
39 lines
661 B
Go
package service
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import (
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"context"
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"fmt"
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"card-to-iban/internal/card"
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)
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type CardToIBANClient interface {
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Convert(ctx context.Context, cardNumber string) (string, error)
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}
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type CardService struct {
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client CardToIBANClient
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}
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func NewCardService(client CardToIBANClient) *CardService {
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return &CardService{
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client: client,
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}
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}
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func (s *CardService) ConvertCardToIBAN(
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ctx context.Context,
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cardNumber string,
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) (string, error) {
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if err := card.Validate(cardNumber); err != nil {
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return "", err
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}
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iban, err := s.client.Convert(ctx, cardNumber)
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if err != nil {
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return "", fmt.Errorf("convert card to iban: %w", err)
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}
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return iban, nil
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}
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