updatePhoneNumber method

Implementation

Future<bool> updatePhoneNumber(String phoneNo) async {
  authenticationController.resultPin.value = '';
  final Completer<bool> completer = Completer<bool>();
  try {
    loadingDialog();
    await FirebaseAuth.instance.verifyPhoneNumber(
      phoneNumber: phoneNo,
      forceResendingToken: myResendToken,
      verificationCompleted: (PhoneAuthCredential credential) async {
        if (kDebugMode) {
          print("print called from verification completed ");
        }

        try {
          await FirebaseAuth.instance.currentUser
              ?.updatePhoneNumber(credential);
          CustomFlashWidget.showFlashMessage(
            title: "Success",
            message: "Phone number updated successfully!",
            type: FlashType.success,
          );
          completer.complete(true); // Resolve Completer with true
        } catch (e) {
          if (kDebugMode) {
            print("Error updating phone number: $e");
          }
          CustomFlashWidget.showFlashMessage(
            title: "Error",
            message: e.toString(),
          );
          completer.complete(false);
        }
      },
      verificationFailed: (FirebaseAuthException e) {
        closeDialog();
        if (e.code == 'invalid-verification-code') {
          CustomFlashWidget.showFlashMessage(
            type: FlashType.error,
            title: "Invalid Code",
            message:
                "The verification code you entered is incorrect. Please try again.",
          );
        } else if (e.code == 'session-expired') {
          CustomFlashWidget.showFlashMessage(
            type: FlashType.error,
            title: "Session Expired",
            message:
                "The verification code has expired. Request a new code and try again.",
          );
        } else if (e.code == 'invalid-phone-number') {
          CustomFlashWidget.showFlashMessage(
            type: FlashType.error,
            title: "Invalid Phone Number",
            message:
                "The phone number is not valid. Please enter a correct phone number with the country code.",
          );
        } else if (e.code == 'quota-exceeded') {
          CustomFlashWidget.showFlashMessage(
            type: FlashType.error,
            title: "Quota Exceeded",
            message:
                "SMS verification limit has been reached. Try again later.",
          );
        } else {
          CustomFlashWidget.showFlashMessage(
            type: FlashType.error,
            title: "Error",
            message: e.message ??
                "An unexpected error occurred. Please try again.",
          );
        }

        completer.complete(false);
      },
      codeSent: (String verificationId, int? resendToken) async {
        closeDialog();
        CustomFlashWidget.showFlashMessage(
          title: "Success",
          message: "OTP has been resent successfully!",
          type: FlashType.success,
        );

        myResendToken = resendToken;
        myVerificationID = verificationId;
        authenticationController.startTimer();
        await OtpVerificationView.show(
          barrierDismissible: false,
          onConfirm: () {
            closeDialog();
          },
          onResend: () {
            resendOTP(phoneNo);
          },
        );

        if (authenticationController.resultPin.value.isNotEmpty) {
          PhoneAuthCredential credential = PhoneAuthProvider.credential(
            verificationId: verificationId,
            smsCode: authenticationController.resultPin.value,
          );

          try {
            await FirebaseAuth.instance.currentUser
                ?.updatePhoneNumber(credential);
            CustomFlashWidget.showFlashMessage(
              title: "Success",
              message: "Phone number updated successfully!",
              type: FlashType.success,
            );
            completer.complete(true);
          } catch (e) {
            if (kDebugMode) {
              print("Error updating phone number: $e");
            }
            CustomFlashWidget.showFlashMessage(
              title: "Error",
              message: e.toString(),
            );
            completer.complete(false);
          }
        } else {
          completer.complete(false);
        }
      },
      codeAutoRetrievalTimeout: (String verificationId) {
        closeDialog();
        if (kDebugMode) {
          print("print called from codeAutoRetrievalTimeout ");
        }
      },
    );
  } catch (e) {
    if (kDebugMode) {
      print("Error in updatePhoneNumber: $e");
    }
    closeDialog();
    CustomFlashWidget.showFlashMessage(title: "Error", message: e.toString());
    completer.complete(false);
  }

  return completer.future;
}