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import $ from 'cafy'; import ID from '../../../../misc/cafy-id';
const ms = require('ms');
import User, { pack, ILocalUser } from '../../../../models/user';
import Following from '../../../../models/following';
import deleteFollowing from '../../../../services/following/delete';
export const meta = {
desc: {
'ja-JP': '指定したユーザーのフォローを解除します。',
'en-US': 'Unfollow a user.'
},
limit: {
duration: ms('1hour'),
max: 100
},
requireCredential: true,
kind: 'following-write'
};
export default (params: any, user: ILocalUser) => new Promise(async (res, rej) => {
const follower = user;
// Get 'userId' parameter
const [userId, userIdErr] = $.type(ID).get(params.userId);
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(await pack(followee._id, user));
});
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