import Input from '@/components/ui/input';
import { useForm, useWatch } from 'react-hook-form';
import Button from '@/components/ui/button';
import Card from '@/components/common/card';
import Description from '@/components/ui/description';
import Radio from '@/components/ui/radio/radio';
import Label from '@/components/ui/label';
import { ShippingType, Shipping, ShippingInput } from '@/types';
import {
  useCreateShippingMutation,
  useUpdateShippingMutation,
} from '@/data/shipping';
import { yupResolver } from '@hookform/resolvers/yup';
import { shippingValidationSchema } from './shipping-validation-schema';
import { useRouter } from 'next/router';
import { useTranslation } from 'next-i18next';

const defaultValues = {
  name: '',
  amount: 0,
  is_global: true,
  type: ShippingType.Fixed,
};

type IProps = {
  initialValues?: Shipping | undefined | null;
};

export default function CreateOrUpdateShippingForm({ initialValues }: IProps) {
  const router = useRouter();
  const { t } = useTranslation();
  const {
    register,
    handleSubmit,
    control,
    formState: { errors },
  } = useForm<ShippingInput>({
    shouldUnregister: true,
    resolver: yupResolver(shippingValidationSchema),
    defaultValues: initialValues ?? defaultValues,
  });
  const { mutate: createShippingClass, isLoading: creating } =
    useCreateShippingMutation();
  const { mutate: updateShippingClass, isLoading: updating } =
    useUpdateShippingMutation();

  const onSubmit = async (values: ShippingInput) => {
    if (initialValues) {
      updateShippingClass({ id: initialValues.id!, ...values });
    } else {
      createShippingClass({ ...values });
    }
  };

  const type = useWatch({ name: 'type', control });

  return (
    <form onSubmit={handleSubmit(onSubmit)}>
      <div className="my-5 flex flex-wrap sm:my-8">
        <Description
          title={t('form:item-description')}
          details={`${
            initialValues
              ? t('form:item-description-update')
              : t('form:item-description-add')
          } ${t('form:shipping-form-info-help-text')}`}
          className="w-full px-0 pb-5 sm:w-4/12 sm:py-8 sm:pe-4 md:w-1/3 md:pe-5"
        />
        <Card className="w-full sm:w-8/12 md:w-2/3">
          <Input
            label={t('form:input-label-name')}
            {...register('name', { required: 'Name is required' })}
            error={t(errors.name?.message!)}
            variant="outline"
            className="mb-5"
          />

          <div className="mb-5">
            <Label>{t('form:input-label-type')}</Label>
            <Radio
              label={t('form:input-label-free')}
              {...register('type')}
              id="FREE"
              value={ShippingType.Free}
              className="mb-2"
            />
            <Radio
              label={t('form:input-label-fixed')}
              {...register('type')}
              id="FIXED"
              value={ShippingType.Fixed}
              className="mb-2"
            />
            <Radio
              label={t('form:input-label-percentage')}
              {...register('type')}
              id="PERCENTAGE"
              value={ShippingType.Percentage}
            />
          </div>
          {type !== ShippingType.Free && (
            <Input
              label={t('form:input-label-amount')}
              {...register('amount')}
              type="number"
              error={t(errors.amount?.message!)}
              variant="outline"
              className="mb-5"
            />
          )}
        </Card>
      </div>

      <div className="mb-4 text-end">
        {initialValues && (
          <Button
            variant="outline"
            onClick={router.back}
            className="me-4"
            type="button"
          >
            {t('form:button-label-back')}
          </Button>
        )}

        <Button loading={creating || updating} disabled={creating || updating}>
          {initialValues
            ? t('form:button-label-update')
            : t('form:button-label-add')}{' '}
          {t('form:button-label-shipping')}
        </Button>
      </div>
    </form>
  );
}