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2024-08-18 20:46:46```js import { getCourseById, updateCourse, deleteCourse } from "@/db/models/courseModels"; export default async function handler(req, res) { const { slug } = req.query; if (req.method === 'GET') { try { const course = await getCourseById(slug); if (course) { res.status(200).json(course); } else { res.status(404).json({ error: 'Course not found' }); } } catch (error) { res.status(500).json({ error: error.message }); } } else if (req.method === 'PUT') { try { const course = await updateCourse(slug, req.body); res.status(200).json(course); } catch (error) { res.status(400).json({ error: error.message }); } } else if (req.method === 'DELETE') { try { await deleteCourse(slug); res.status(204).end(); } catch (error) { res.status(500).json({ error: error.message }); } } else { // Handle any other HTTP method res.setHeader('Allow', ['GET', 'PUT', 'DELETE']); res.status(405).end(`Method ${req.method} Not Allowed`); } } ```