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import { Router } from 'express';
import db from '../db.js';
const router = Router();
export const getUser = (userId) => {
const byId = db.prepare('SELECT * FROM users WHERE id = @userId');
return byId.get({ userId });
}
router.get('/', (_req, res) => {
const listUsers = db.prepare(`SELECT * FROM users`)
const users = listUsers.all();
res.json(users);
});
router.post('/new', (req, res) => {
const data = req.body;
const cols = Object.keys(data).join(' , ');
const vals = Object.values(data).join(' , ');
const insertUser = db.prepare(`INSERT INTO users(@cols) VALUES (@vals)`);
const { lastInsertRowid: id } = insertUser.run({ cols, vals });
const user = getUser(id);
res.json(user);
});
router.get('/:id', (req, res) => {
const id = req.params.id;
const user = getUser(id);
if (!user) {
res.status(404).json({ error: 'User not found' });
}
res.json(user);
});
router.patch('/:id', (req, res) => {
const userId = req.params.id;
const patch = req.body;
const updateCol = db.prepare(`
UPDATE users SET @col = @val WHERE id = @userId
`);
const updateUser = db.transaction((patch) => {
for (const [col, val] of Object.entries(patch)) {
updateCol.run(col, val, userId);
};
});
updateUser(Object.entries(patch));
const updated = getUser(userId);
res.json(updated);
});
router.delete('/:id', (req, res) => {
const deleteUser = db.prepare(`DELETE FROM users WHERE id = @userId`)
const userId = parseInt(req.params.id);
const user = getUser(userId);
if (!user) {
res.status(404).json({ error: 'User not found' });
}
deleteUser.run({ userId });
res.json(user);
});
export default router;
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