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mvfront-react/components/admin/Grades.tsx

122 lines
3.5 KiB

/**
* A field to update the grades
*/
import {useState, useEffect} from 'react';
import {useTranslation} from 'next-i18next';
import {Container, Row, Col} from 'reactstrap';
import {FontAwesomeIcon} from '@fortawesome/react-fontawesome';
import {faPlus} from '@fortawesome/free-solid-svg-icons';
import {DndContext} from '@dnd-kit/core';
import {arrayMove, SortableContext} from '@dnd-kit/sortable';
import {DEFAULT_GRADES} from '@services/constants';
import {ElectionTypes, useElection} from '@services/ElectionContext';
import GradeField from './GradeField';
import GradeModalAdd from './GradeModalAdd';
import {gradeColors} from '@services/grades';
import Switch from '@components/Switch';
const AddField = () => {
const {t} = useTranslation();
const [modal, setModal] = useState(false);
const toggle = () => setModal((m) => !m);
const [election, _] = useElection();
const numGrades = election.grades.filter((g) => g.active).length;
const disabled = numGrades >= gradeColors.length;
return (
<Row
role={disabled ? null : 'button'}
onClick={disabled ? null : toggle}
className={`${disabled ? 'bg-light text-black-50' : 'bg-primary text-white'
} p-2 m-1 rounded-1`}
>
<Col className="col-auto">
<FontAwesomeIcon icon={faPlus} />
</Col>
<GradeModalAdd
key={election.grades.length}
isOpen={modal}
toggle={toggle}
/>
</Row>
);
};
const Grades = () => {
const {t} = useTranslation();
const [election, dispatch] = useElection();
const [visible, setVisible] = useState(false);
const toggle = () => setVisible((v) => !v);
useEffect(() => {
if (election.grades.length < 2) {
const defaultGrades = DEFAULT_GRADES.map((g, i) => ({
name: t(g),
value: DEFAULT_GRADES.length - 1 - i,
active: true,
}));
dispatch({
type: ElectionTypes.SET,
field: 'grades',
value: defaultGrades,
});
}
}, []);
const handleDragEnd = (event) => {
/**
* Update the list of grades after dragging an item
*/
const {active, over} = event;
if (active.id !== over.id) {
const names = election.grades.map((g) => g.name);
const activeIdx = names.indexOf(active.id);
const overIdx = names.indexOf(over.id);
const newGrades = arrayMove(election.grades, activeIdx, overIdx);
newGrades.forEach((g, i) => (g.value = newGrades.length - i - 1));
dispatch({
type: ElectionTypes.SET,
field: 'grades',
value: newGrades,
});
}
};
return (
<Container className="bg-white p-3 p-md-4 mt-1">
<div className="d-flex justify-content-between">
<h5 className="mb-0 text-dark d-flex align-items-center">
{t('admin.grades-title')}
</h5>
<Switch toggle={toggle} state={visible} />
</div>
{visible && (
<>
<p className="text-muted">{t('admin.grades-desc')}</p>
<Row className="gx-1">
<DndContext onDragEnd={handleDragEnd}>
<SortableContext items={election.grades.map((g) => g.name)}>
{election.grades.map((grade, i) => (
<Col key={i} className="col col-auto">
<GradeField value={grade.value} />
</Col>
))}
<Col className="col col-auto">
<AddField />
</Col>
</SortableContext>
</DndContext>
</Row>
</>
)}
</Container>
);
};
export default Grades;