import {useLogout} from "@/composables/auth";
import {UPDATE_USER} from "~/graphql/mutations/user";
import type {IUserUpdatingResponse} from "~/types";
import {useAppConfig} from "~/composables/config";
import {isGraphQLError} from "~/utils/error";
import {useNotification} from "~/composables/notification";
import {DEFAULT_LOCALE} from "~/config/constants";
import {useLocaleRedirect} from "~/composables/languages";

export function useUserUpdating() {
  const userStore = useUserStore();
  const {t} = useI18n();

  const { mutate, loading, error } = useMutation<IUserUpdatingResponse>(UPDATE_USER);

  const { COOKIES_LOCALE_KEY } = useAppConfig();
  const { checkAndRedirect } = useLocaleRedirect();
  const { logout } = useLogout();

  const cookieLocale = useCookie(
      COOKIES_LOCALE_KEY,
      {
        default: () => DEFAULT_LOCALE,
        path: '/'
      }
  );
  const userUuid = computed(() => userStore.user?.uuid);
  const userEmail = computed(() => userStore.user?.email);

  async function updateUser(
      firstName: string,
      lastName: string,
      email: string,
      phoneNumber: string,
      password: string,
      confirmPassword: string
  ) {
    const fields = {
      uuid: userUuid.value,
      firstName,
      lastName,
      email,
      phoneNumber,
      password,
      confirmPassword
    };

    const params = Object.fromEntries(
      Object.entries(fields).filter(([_, value]) =>
        value !== undefined && value !== null && value !== ''
      )
    );

      // if (('password' in params && !('passwordConfirm' in params)) ||
      //     (!('password' in params) && 'passwordConfirm' in params)) {
      //   ElNotification({
      //     title: t('popup.errors.main'),
      //     message: t('popup.errors.noDataToUpdate'),
      //     type: 'error'
      //   });
      // }

    if (Object.keys(params).length === 0) {
      useNotification({
        message: t('popup.errors.noDataToUpdate'),
        type: 'error'
      });
    }

    const result = await mutate(params);
    const data = result?.data?.updateUser;

    if (data) {
      if (userEmail.value !== email) {
        await logout();

        useNotification({
          message: t('popup.success.confirmEmail'),
          type: 'success'
        });
      } else {
        userStore.setUser(data.user);

        useNotification({
          message: t('popup.success.userUpdate'),
          type: 'success'
        });

        if (data.user.language !== cookieLocale.value) {
          await checkAndRedirect(data.user.language);
        }
      }
    }
  }

  watch(error, (err) => {
    if (!err) return;
    console.error('useUserUpdating error:', err);
    let message = t('popup.errors.defaultError');
    if (isGraphQLError(err)) {
      message = err.graphQLErrors?.[0]?.message || message;
    } else {
      message = err.message;
    }
    useNotification({
      message,
      type: 'error',
      title: t('popup.errors.main')
    });
  });

  return {
    updateUser,
    loading
  };
}