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import { publishMainStream, publishUserEvent } from '@/services/stream';
import { renderActivity } from '@/remote/activitypub/renderer/index';
import renderFollow from '@/remote/activitypub/renderer/follow';
import renderUndo from '@/remote/activitypub/renderer/undo';
import renderReject from '@/remote/activitypub/renderer/reject';
import { deliver } from '@/queue/index';
import Logger from '../logger';
import { registerOrFetchInstanceDoc } from '../register-or-fetch-instance-doc';
import { User } from '@/models/entities/user';
import { Followings, Users, Instances } from '@/models/index';
import { instanceChart, perUserFollowingChart } from '@/services/chart/index';
const logger = new Logger('following/delete');
export default async function(follower: { id: User['id']; host: User['host']; uri: User['host']; inbox: User['inbox']; sharedInbox: User['sharedInbox']; }, followee: { id: User['id']; host: User['host']; uri: User['host']; inbox: User['inbox']; sharedInbox: User['sharedInbox']; }, silent = false) {
const following = await Followings.findOne({
followerId: follower.id,
followeeId: followee.id
});
if (following == null) {
logger.warn('フォロー解除がリクエストされましたがフォローしていませんでした');
return;
}
await Followings.delete(following.id);
decrementFollowing(follower, followee);
// Publish unfollow event
if (!silent && Users.isLocalUser(follower)) {
Users.pack(followee.id, follower, {
detail: true
}).then(packed => {
publishUserEvent(follower.id, 'unfollow', packed);
publishMainStream(follower.id, 'unfollow', packed);
});
}
if (Users.isLocalUser(follower) && Users.isRemoteUser(followee)) {
const content = renderActivity(renderUndo(renderFollow(follower, followee), follower));
deliver(follower, content, followee.inbox);
}
if (Users.isLocalUser(followee) && Users.isRemoteUser(follower)) {
// local user has null host
const content = renderActivity(renderReject(renderFollow(follower, followee), followee));
deliver(followee, content, follower.inbox);
}
}
export async function decrementFollowing(follower: { id: User['id']; host: User['host']; }, followee: { id: User['id']; host: User['host']; }) {
//#region Decrement following count
Users.decrement({ id: follower.id }, 'followingCount', 1);
//#endregion
//#region Decrement followers count
Users.decrement({ id: followee.id }, 'followersCount', 1);
//#endregion
//#region Update instance stats
if (Users.isRemoteUser(follower) && Users.isLocalUser(followee)) {
registerOrFetchInstanceDoc(follower.host).then(i => {
Instances.decrement({ id: i.id }, 'followingCount', 1);
instanceChart.updateFollowing(i.host, false);
});
} else if (Users.isLocalUser(follower) && Users.isRemoteUser(followee)) {
registerOrFetchInstanceDoc(followee.host).then(i => {
Instances.decrement({ id: i.id }, 'followersCount', 1);
instanceChart.updateFollowers(i.host, false);
});
}
//#endregion
perUserFollowingChart.update(follower, followee, false);
}
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