hippofish/src/server/api/endpoints/users/lists/push.ts
2018-04-25 18:04:16 +09:00

51 lines
1.2 KiB
TypeScript

import $ from 'cafy'; import ID from '../../../../../cafy-id';
import UserList from '../../../../../models/user-list';
import User, { pack as packUser } from '../../../../../models/user';
import { publishUserListStream } from '../../../../../publishers/stream';
/**
* Add a user to a user list
*/
module.exports = async (params, me) => new Promise(async (res, rej) => {
// Get 'listId' parameter
const [listId, listIdErr] = $(params.listId).type(ID).$;
if (listIdErr) return rej('invalid listId param');
// Fetch the list
const userList = await UserList.findOne({
_id: listId,
userId: me._id,
});
if (userList == null) {
return rej('list not found');
}
// Get 'userId' parameter
const [userId, userIdErr] = $(params.userId).type(ID).$;
if (userIdErr) return rej('invalid userId param');
// Fetch the user
const user = await User.findOne({
_id: userId
});
if (user == null) {
return rej('user not found');
}
if (userList.userIds.map(id => id.toHexString()).includes(user._id.toHexString())) {
return rej('the user already added');
}
// Push the user
await UserList.update({ _id: userList._id }, {
$push: {
userIds: user._id
}
});
res();
publishUserListStream(userList._id, 'userAdded', await packUser(user));
});