import React from 'react';
import TextField from '@material-ui/core/TextField';

import t from '../common/localization';
import { Accordion, AccordionSummary, AccordionDetails, makeStyles, Typography, Button, FormControl, Container, Checkbox, FormControlLabel } from '@material-ui/core';
import ExpandMoreIcon from '@material-ui/icons/ExpandMore';
import { useHistory } from 'react-router-dom';
import { useDispatch, useSelector } from 'react-redux';
import MainToolbar from '../MainToolbar';
import { sessionActions } from '../store';

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

const ServerPage = () => {
  const history = useHistory();
  const dispatch = useDispatch();
  const classes = useStyles();

  const item = useSelector(state => state.session.server);
  const setItem = (updatedItem) => dispatch(sessionActions.updateServer(updatedItem));

  const handleSave = async () => {
    const response = await fetch('/api/server', {
      method: 'PUT',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify(item),
    });

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

  return (
    <>
      <MainToolbar />
      <Container maxWidth='xs' className={classes.container}>
        <form>
          {item &&
            <>
              <Accordion defaultExpanded>
                <AccordionSummary expandIcon={<ExpandMoreIcon />}>
                  <Typography variant="subtitle1">
                    {t('sharedPreferences')}
                  </Typography>
                </AccordionSummary>
                <AccordionDetails className={classes.details}>
                  <TextField
                    margin="normal"
                    defaultValue={item.announcement}
                    onChange={event => setItem({...item, announcement: event.target.value})}
                    label={t('serverAnnouncement')}
                    variant="filled" />
                </AccordionDetails>
              </Accordion>
              <Accordion>
                <AccordionSummary expandIcon={<ExpandMoreIcon />}>
                  <Typography variant="subtitle1">
                    {t('sharedPermissions')}
                  </Typography>
                </AccordionSummary>
                <AccordionDetails className={classes.details}>
                  <FormControlLabel
                    control={<Checkbox checked={item.registration} onChange={event => setItem({...item, registration: event.target.checked})} />}
                    label={t('serverRegistration')} />
                  <FormControlLabel
                    control={<Checkbox checked={item.readonly} onChange={event => setItem({...item, readonly: event.target.checked})} />}
                    label={t('serverReadonly')} />
                  <FormControlLabel
                    control={<Checkbox checked={item.deviceReadonly} onChange={event => setItem({...item, deviceReadonly: event.target.checked})} />}
                    label={t('userDeviceReadonly')} />
                  <FormControlLabel
                    control={<Checkbox checked={item.limitCommands} onChange={event => setItem({...item, limitCommands: event.target.checked})} />}
                    label={t('userLimitCommands')} />
                </AccordionDetails>
              </Accordion>
            </>
          }
          <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 ServerPage;