changePassword method

Implementation

changePassword() async {
  if (currentPasswordController.text.isEmpty) {
    DefaultSnackbar.show(
        "Invalid current password", "Please enter current password field");
    return;
  }

  if (newPasswordController.text.length < 8) {
    DefaultSnackbar.show("Invalid new password",
        "Password must be at least 8 characters long");
    return;
  }

  if (confirmPasswordController.text != newPasswordController.text) {
    DefaultSnackbar.show(
        "Invalid confirm password", "Password and confirmation do not match");
    return;
  }

  if (currentPasswordController.text == newPasswordController.text) {
    DefaultSnackbar.show("Invalid new password",
        "New password should be different from old password.");
    return;
  }

  try {
    final email = authenticationController.userProfileModel.value.data?.email;
    if (email == null) {
      DefaultSnackbar.show(
          "Invalid password", "Current password does not match.");
      return;
    }

    try {
      Get.dialog(
          barrierColor: ColorHelper.loaderBarrierColor,
          const LoadingDialog());
      AuthCredential cred = EmailAuthProvider.credential(
        email: email,
        password: currentPasswordController.text,
      );

      UserCredential userCredential =
          await FirebaseAuth.instance.signInWithCredential(cred);
      if (userCredential.user == null) {
        DefaultSnackbar.show(
            "Invalid password", "Current password does not match.");
        return;
      }
    } on FirebaseAuthException catch (e) {
      closeDialog();
      if (e.code == "wrong-password" ||
          e.code == "invalid-login-credentials") {
        {
          DefaultSnackbar.show(
              "Invalid password", "Current password does not match.");
        }
        return;
      } else {
        DefaultSnackbar.show(
            "Invalid password", "Current password does not match.");
        return;
      }
    }

    final response = await Requests.getDio(
      showLoadingDialog: false,
    ).put(
      '/api/users/update-password',
      data: {
        "password": newPasswordController.text,
      },
    );

    if (response.statusCode == 200) {
      closeDialog();
      DefaultSnackbar.show("Success", "Password updated successfully");
      currentPasswordController.text = "";
      newPasswordController.text = "";
      confirmPasswordController.text = "";
      isEditingPassword.value = false;
    } else {
      log('Error changing password : ${response.data}');
      closeDialog();
      final String? errorMsg = response.data?['message'];
      DefaultSnackbar.show("Error", errorMsg ?? "Error occurred");
    }
  } catch (_) {
    log('Error changing password : ${_.toString()}');
    closeDialog();
    DefaultSnackbar.show("Error", "Error occurred");
  }
}