package user

import (
	"Yimaru-Backend/internal/domain"
	"context"

	"time"
)

func (s *Service) SendResetCode(ctx context.Context, userID int64, medium domain.OtpMedium, sentTo string, provider domain.SMSProvider) error {

	var err error
	// check if user exists
	switch medium {
	case domain.OtpMediumEmail:
		_, err = s.userStore.GetUserByEmailPhone(ctx, sentTo, "")
	case domain.OtpMediumSms:
		_, err = s.userStore.GetUserByEmailPhone(ctx, "", sentTo)
	}

	if err != nil {
		return err
	}

	return s.SendOtp(ctx, userID, sentTo, domain.OtpReset, medium, provider)

}

func (s *Service) ResetPassword(ctx context.Context, resetReq domain.ResetPasswordReq) error {

	otp, err := s.otpStore.GetOtp(ctx, resetReq.UserID)
	if err != nil {
		return err
	}

	// user, err := s.userStore.GetUserByUserName(ctx, resetReq.UserName)
	// if err != nil {
	// 	return err
	// }

	if otp.Used {
		return domain.ErrOtpAlreadyUsed
	}
	if time.Now().After(otp.ExpiresAt) {
		return domain.ErrOtpExpired
	}
	if otp.Otp != resetReq.OtpCode {
		return domain.ErrInvalidOtp
	}

	err = s.userStore.UpdatePassword(ctx, resetReq.Password, resetReq.UserID)
	if err != nil {
		return err
	}
	return nil
}