enhance(backend): improve chart engine

1 files changed, 0 insertions, 121 deletions

diff --git a/packages/backend/src/services/chart/charts/classes/per-user-following.ts b/packages/backend/src/services/chart/charts/classes/per-user-following.ts
deleted file mode 100644
index 67b623057d..0000000000
--- a/packages/backend/src/services/chart/charts/classes/per-user-following.ts
+++ /dev/null
@@ -1,121 +0,0 @@
-import autobind from 'autobind-decorator';
-import Chart, { Obj, DeepPartial } from '../../core';
-import { SchemaType } from '@/misc/schema';
-import { Followings, Users } from '@/models/index';
-import { Not, IsNull } from 'typeorm';
-import { User } from '@/models/entities/user';
-import { name, schema } from '../schemas/per-user-following';
-
-type PerUserFollowingLog = SchemaType<typeof schema>;
-
-export default class PerUserFollowingChart extends Chart<PerUserFollowingLog> {
-	constructor() {
-		super(name, schema, true);
-	}
-
-	@autobind
-	protected genNewLog(latest: PerUserFollowingLog): DeepPartial<PerUserFollowingLog> {
-		return {
-			local: {
-				followings: {
-					total: latest.local.followings.total,
-				},
-				followers: {
-					total: latest.local.followers.total,
-				},
-			},
-			remote: {
-				followings: {
-					total: latest.remote.followings.total,
-				},
-				followers: {
-					total: latest.remote.followers.total,
-				},
-			},
-		};
-	}
-
-	@autobind
-	protected aggregate(logs: PerUserFollowingLog[]): PerUserFollowingLog {
-		return {
-			local: {
-				followings: {
-					total: logs[0].local.followings.total,
-					inc: logs.reduce((a, b) => a + b.local.followings.inc, 0),
-					dec: logs.reduce((a, b) => a + b.local.followings.dec, 0),
-				},
-				followers: {
-					total: logs[0].local.followers.total,
-					inc: logs.reduce((a, b) => a + b.local.followers.inc, 0),
-					dec: logs.reduce((a, b) => a + b.local.followers.dec, 0),
-				},
-			},
-			remote: {
-				followings: {
-					total: logs[0].remote.followings.total,
-					inc: logs.reduce((a, b) => a + b.remote.followings.inc, 0),
-					dec: logs.reduce((a, b) => a + b.remote.followings.dec, 0),
-				},
-				followers: {
-					total: logs[0].remote.followers.total,
-					inc: logs.reduce((a, b) => a + b.remote.followers.inc, 0),
-					dec: logs.reduce((a, b) => a + b.remote.followers.dec, 0),
-				},
-			},
-		};
-	}
-
-	@autobind
-	protected async fetchActual(group: string): Promise<DeepPartial<PerUserFollowingLog>> {
-		const [
-			localFollowingsCount,
-			localFollowersCount,
-			remoteFollowingsCount,
-			remoteFollowersCount,
-		] = await Promise.all([
-			Followings.count({ followerId: group, followeeHost: null }),
-			Followings.count({ followeeId: group, followerHost: null }),
-			Followings.count({ followerId: group, followeeHost: Not(IsNull()) }),
-			Followings.count({ followeeId: group, followerHost: Not(IsNull()) }),
-		]);
-
-		return {
-			local: {
-				followings: {
-					total: localFollowingsCount,
-				},
-				followers: {
-					total: localFollowersCount,
-				},
-			},
-			remote: {
-				followings: {
-					total: remoteFollowingsCount,
-				},
-				followers: {
-					total: remoteFollowersCount,
-				},
-			},
-		};
-	}
-
-	@autobind
-	public async update(follower: { id: User['id']; host: User['host']; }, followee: { id: User['id']; host: User['host']; }, isFollow: boolean) {
-		const update: Obj = {};
-
-		update.total = isFollow ? 1 : -1;
-
-		if (isFollow) {
-			update.inc = 1;
-		} else {
-			update.dec = 1;
-		}
-
-		this.inc({
-			[Users.isLocalUser(follower) ? 'local' : 'remote']: { followings: update },
-		}, follower.id);
-		this.inc({
-			[Users.isLocalUser(followee) ? 'local' : 'remote']: { followers: update },
-		}, followee.id);
-	}
-}