Files
UT-Registration-Plus/src/views/components/CourseCatalogMain.tsx

67 lines
2.3 KiB
TypeScript

import React, { useEffect, useState } from 'react';
import { Course, CourseRow } from 'src/shared/types/Course';
import useInfiniteScroll from '../hooks/useInfiniteScroll';
import { useKeyPress } from '../hooks/useKeyPress';
import { CourseScraper } from '../lib/courseCatalog/CourseScraper';
import { populateSearchInputs } from '../lib/courseCatalog/populateSearchInputs';
import { SiteSupport } from '../lib/getSiteSupport';
import ExtensionRoot from './common/ExtensionRoot/ExtensionRoot';
import CoursePanel from './injected/CoursePanel/CoursePanel';
import TableHead from './injected/TableHead';
import TableRow from './injected/TableRow/TableRow';
interface Props {
support: SiteSupport.COURSE_CATALOG_DETAILS | SiteSupport.COURSE_CATALOG_LIST;
}
/**
* This is the top level react component orchestrating the course catalog page.
*/
export default function CourseCatalogMain({ support }: Props) {
const [rows, setRows] = React.useState<CourseRow[]>([]);
const [selectedCourse, setSelectedCourse] = useState<Course | null>(null);
const isScrolling = useInfiniteScroll(async () => {
console.log('infinite scroll');
return true;
});
useEffect(() => {
populateSearchInputs();
}, []);
useEffect(() => {
const scraper = new CourseScraper(support);
const rows = scraper.scrape(document.querySelectorAll<HTMLTableRowElement>('table tbody tr'));
console.log('useEffect -> rows:', rows);
setRows(rows);
}, []);
const handleRowButtonClick = (course: Course) => () => {
setSelectedCourse(course);
};
const handleClearSelectedCourse = () => {
setSelectedCourse(null);
};
useKeyPress('Escape', handleClearSelectedCourse);
return (
<ExtensionRoot>
<TableHead>Plus</TableHead>
{rows.map(row => (
<TableRow
element={row.rowElement}
course={row.course}
isSelected={row.course.uniqueId === selectedCourse?.uniqueId}
support={support}
onClick={handleRowButtonClick(row.course)}
/>
))}
{selectedCourse && <CoursePanel course={selectedCourse} onClose={handleClearSelectedCourse} />}
{isScrolling && <div>Scrolling...</div>}
</ExtensionRoot>
);
}