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path: root/modern/src/EditItemView.js
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import React from 'react';
import MainToolbar from './MainToolbar';
import { useHistory, useParams } from 'react-router-dom';
import { makeStyles } from '@material-ui/core/styles';
import Container from '@material-ui/core/Container';
import Button from '@material-ui/core/Button';
import FormControl from '@material-ui/core/FormControl';

import t from './common/localization';
import { useEffectAsync } from './reactHelper';

const useStyles = makeStyles(theme => ({
  container: {
    marginTop: theme.spacing(2),
  },
  buttons: {
    display: 'flex',
    justifyContent: 'space-evenly',
    '& > *': {
      flexBasis: '33%',
    },
  },
}));

const EditItemView = ({ children, endpoint, setItem, getItem }) => {
  const history = useHistory();
  const classes = useStyles();
  const { id } = useParams();

  useEffectAsync(async () => {
    if (id) {
      const response = await fetch(`/api/${endpoint}/${id}`);
      if (response.ok) {
        setItem(await response.json());
      }
    } else {
      setItem({});
    }
  }, [id]);

  const handleSave = async () => {
    let url = `/api/${endpoint}`;
    if (id) {
      url += `/${id}`;
    }

    const response = await fetch(url, {
      method: !id ? 'POST' : 'PUT',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify(getItem()),
    });

    if (response.ok) {
      history.goBack();
    }
  };

  return (
    <>
      <MainToolbar />
      <Container maxWidth='xs' className={classes.container}>
        <form>
          {children}
          <FormControl fullWidth margin='normal'>
            <div className={classes.buttons}>
              <Button type='button' color='primary' variant='outlined' onClick={() => history.goBack()}>
                {t('sharedCancel')}
              </Button>
              <Button type='button' color='primary' variant='contained' onClick={handleSave}>
                {t('sharedSave')}
              </Button>
            </div>
          </FormControl>
        </form>
      </Container>
    </>
  );
}

export default EditItemView;