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import dayjs from 'dayjs';
import React, { useState } from 'react';
import { useDispatch } from 'react-redux';
import TextField from '@mui/material/TextField';
import {
Accordion, AccordionSummary, AccordionDetails, Typography, FormControl, InputLabel, Select, MenuItem,
} from '@mui/material';
import ExpandMoreIcon from '@mui/icons-material/ExpandMore';
import { DropzoneArea } from 'react-mui-dropzone';
import EditItemView from './components/EditItemView';
import EditAttributesAccordion from './components/EditAttributesAccordion';
import { useTranslation } from '../common/components/LocalizationProvider';
import SettingsMenu from './components/SettingsMenu';
import { prefixString } from '../common/util/stringUtils';
import { calendarsActions } from '../store';
import { useCatch } from '../reactHelper';
import useSettingsStyles from './common/useSettingsStyles';
const formatCalendarTime = (time) => {
const tzid = Intl.DateTimeFormat().resolvedOptions().timeZone;
return `TZID=${tzid}:${time.locale('en').format('YYYYMMDDTHHmmss')}`;
};
const parseRule = (rule) => {
if (rule.endsWith('COUNT=1')) {
return { frequency: 'ONCE' };
}
const fragments = rule.split(';');
const frequency = fragments[0].substring(11);
const by = fragments.length > 1 ? fragments[1].split('=')[1].split(',') : null;
return { frequency, by };
};
const formatRule = (rule) => {
const by = rule.by && rule.by.join(',');
switch (rule.frequency) {
case 'DAILY':
return `RRULE:FREQ=${rule.frequency}`;
case 'WEEKLY':
return `RRULE:FREQ=${rule.frequency};BYDAY=${by || 'SU'}`;
case 'MONTHLY':
return `RRULE:FREQ=${rule.frequency};BYMONTHDAY=${by || 1}`;
default:
return 'RRULE:FREQ=DAILY;COUNT=1';
}
};
const updateCalendar = (lines, index, element) => window.btoa(lines.map((e, i) => (i !== index ? e : element)).join('\n'));
const simpleCalendar = () => window.btoa([
'BEGIN:VCALENDAR',
'VERSION:2.0',
'PRODID:-//Traccar//NONSGML Traccar//EN',
'BEGIN:VEVENT',
'UID:00000000-0000-0000-0000-000000000000',
`DTSTART;${formatCalendarTime(dayjs())}`,
`DTEND;${formatCalendarTime(dayjs().add(1, 'hours'))}`,
'RRULE:FREQ=DAILY',
'SUMMARY:Event',
'END:VEVENT',
'END:VCALENDAR',
].join('\n'));
const CalendarPage = () => {
const classes = useSettingsStyles();
const dispatch = useDispatch();
const t = useTranslation();
const [item, setItem] = useState();
const decoded = item && item.data && window.atob(item.data);
const simple = decoded && decoded.indexOf('//Traccar//') > 0;
const lines = decoded && decoded.split('\n');
const rule = simple && parseRule(lines[7]);
const handleFiles = (files) => {
if (files.length > 0) {
const reader = new FileReader();
reader.onload = (event) => {
const { result } = event.target;
setItem({ ...item, data: result.substr(result.indexOf(',') + 1) });
};
reader.readAsDataURL(files[0]);
}
};
const onItemSaved = useCatch(async () => {
const response = await fetch('/api/calendars');
if (response.ok) {
dispatch(calendarsActions.refresh(await response.json()));
} else {
throw Error(await response.text());
}
});
const validate = () => item && item.name && item.data;
return (
<EditItemView
endpoint="calendars"
item={item}
setItem={setItem}
defaultItem={{ data: simpleCalendar() }}
validate={validate}
onItemSaved={onItemSaved}
menu={<SettingsMenu />}
breadcrumbs={['settingsTitle', 'sharedCalendar']}
>
{item && (
<>
<Accordion defaultExpanded>
<AccordionSummary expandIcon={<ExpandMoreIcon />}>
<Typography variant="subtitle1">
{t('sharedRequired')}
</Typography>
</AccordionSummary>
<AccordionDetails className={classes.details}>
<TextField
value={item.name || ''}
onChange={(event) => setItem({ ...item, name: event.target.value })}
label={t('sharedName')}
/>
<FormControl>
<InputLabel>{t('sharedType')}</InputLabel>
<Select
label={t('sharedType')}
value={simple ? 'simple' : 'custom'}
onChange={(e) => setItem({ ...item, data: (e.target.value === 'simple' ? simpleCalendar() : null) })}
>
<MenuItem value="simple">{t('calendarSimple')}</MenuItem>
<MenuItem value="custom">{t('reportCustom')}</MenuItem>
</Select>
</FormControl>
{simple ? (
<>
<TextField
label={t('reportFrom')}
type="datetime-local"
value={dayjs(lines[5].slice(-15)).locale('en').format('YYYY-MM-DDTHH:mm')}
onChange={(e) => {
const time = formatCalendarTime(dayjs(e.target.value, 'YYYY-MM-DDTHH:mm'));
setItem({ ...item, data: updateCalendar(lines, 5, `DTSTART;${time}`) });
}}
/>
<TextField
label={t('reportTo')}
type="datetime-local"
value={dayjs(lines[6].slice(-15)).locale('en').format('YYYY-MM-DDTHH:mm')}
onChange={(e) => {
const time = formatCalendarTime(dayjs(e.target.value, 'YYYY-MM-DDTHH:mm'));
setItem({ ...item, data: updateCalendar(lines, 6, `DTEND;${time}`) });
}}
/>
<FormControl>
<InputLabel>{t('calendarRecurrence')}</InputLabel>
<Select
label={t('calendarRecurrence')}
value={rule.frequency}
onChange={(e) => setItem({ ...item, data: updateCalendar(lines, 7, formatRule({ frequency: e.target.value })) })}
>
{['ONCE', 'DAILY', 'WEEKLY', 'MONTHLY'].map((it) => (
<MenuItem key={it} value={it}>{t(prefixString('calendar', it.toLowerCase()))}</MenuItem>
))}
</Select>
</FormControl>
{['WEEKLY', 'MONTHLY'].includes(rule.frequency) && (
<FormControl>
<InputLabel>{t('calendarDays')}</InputLabel>
<Select
multiple
label={t('calendarDays')}
value={rule.by}
onChange={(e) => setItem({ ...item, data: updateCalendar(lines, 7, formatRule({ ...rule, by: e.target.value })) })}
>
{rule.frequency === 'WEEKLY' ? ['sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday'].map((it) => (
<MenuItem key={it} value={it.substring(0, 2).toUpperCase()}>{t(prefixString('calendar', it))}</MenuItem>
)) : Array.from({ length: 31 }, (_, i) => i + 1).map((it) => (
<MenuItem key={it} value={it}>{it}</MenuItem>
))}
</Select>
</FormControl>
)}
</>
) : (
<DropzoneArea
dropzoneText={t('sharedDropzoneText')}
filesLimit={1}
onChange={handleFiles}
showAlerts={false}
/>
)}
</AccordionDetails>
</Accordion>
<EditAttributesAccordion
attributes={item.attributes}
setAttributes={(attributes) => setItem({ ...item, attributes })}
definitions={{}}
/>
</>
)}
</EditItemView>
);
};
export default CalendarPage;
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