import {REGISTER} from "@/graphql/mutations/auth.js";
import {useMailClient} from "@/composables/utils";
import {isGraphQLError} from "~/utils/error";
import type {IRegisterResponse} from "~/types";
import {useNotification} from "~/composables/notification";

export function useRegister() {
  const {t} = useI18n();
  const appStore = useAppStore();

  const { mailClientUrl, detectMailClient, openMailClient } = useMailClient();

  const { mutate, loading, error } = useMutation<IRegisterResponse>(REGISTER);

  async function register(
      firstName: string,
      lastName: string,
      phoneNumber: string,
      email: string,
      password: string,
      confirmPassword: string
  ) {
    const result = await mutate({
      firstName,
      lastName,
      phoneNumber,
      email,
      password,
      confirmPassword
    });

    if (result?.data?.createUser?.success) {
      detectMailClient(email);

      useNotification(
          h('div', [
            h('p', t('popup.success.register')),
            mailClientUrl.value ? h(
              'button',
              {
                class: 'el-notification__button',
                onClick: () => {
                  openMailClient()
                }
              },
              t('buttons.goEmail')
            ) : ''
          ]),
          'success'
      );

      appStore.unsetActiveState();
    }
  }

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

  return {
    register,
    loading
  };
}