53 lines
1 KiB
TypeScript
53 lines
1 KiB
TypeScript
/**
|
|
* Module dependencies
|
|
*/
|
|
import $ from 'cafy';
|
|
import User from '../../../../models/user';
|
|
import Following from '../../../../models/following';
|
|
import deleteFollowing from '../../../../services/following/delete';
|
|
|
|
/**
|
|
* Unfollow a user
|
|
*/
|
|
module.exports = (params, user) => new Promise(async (res, rej) => {
|
|
const follower = user;
|
|
|
|
// Get 'userId' parameter
|
|
const [userId, userIdErr] = $(params.userId).id().$;
|
|
if (userIdErr) return rej('invalid userId param');
|
|
|
|
// Check if the followee is yourself
|
|
if (user._id.equals(userId)) {
|
|
return rej('followee is yourself');
|
|
}
|
|
|
|
// Get followee
|
|
const followee = await User.findOne({
|
|
_id: userId
|
|
}, {
|
|
fields: {
|
|
data: false,
|
|
'profile': false
|
|
}
|
|
});
|
|
|
|
if (followee === null) {
|
|
return rej('user not found');
|
|
}
|
|
|
|
// Check not following
|
|
const exist = await Following.findOne({
|
|
followerId: follower._id,
|
|
followeeId: followee._id
|
|
});
|
|
|
|
if (exist === null) {
|
|
return rej('already not following');
|
|
}
|
|
|
|
// Delete following
|
|
deleteFollowing(follower, followee);
|
|
|
|
// Send response
|
|
res();
|
|
});
|