p5.js-web-editor/server/controllers/collection.controller/listCollections.js

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import Collection from '../../models/collection';
import User from '../../models/user';
async function getOwnerUserId(req) {
if (req.params.username) {
const user =
await User.findByUsername(req.params.username);
if (user && user._id) {
return user._id;
}
} else if (req.user._id) {
return req.user._id;
}
return null;
}
export default function listCollections(req, res) {
function sendFailure({ code = 500, message = 'Something went wrong' }) {
res.status(code).json({ success: false, message });
}
function sendSuccess(collections) {
res.status(200).json(collections);
}
function findCollections(owner) {
if (owner == null) {
sendFailure({ code: 404, message: 'User not found' });
}
return Collection.find({ owner })
.populate([
{ path: 'owner', select: ['id', 'username'] },
{
path: 'items.project',
select: ['id', 'name', 'slug'],
populate: {
path: 'user', select: ['username']
}
}
]);
}
return getOwnerUserId(req)
.then(findCollections)
.then(sendSuccess)
.catch(sendFailure);
}