refactor(backend): update directory structure for models

packages/backend/src/models/Following.ts

@@ -0,0 +1,87 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { PrimaryColumn, Entity, Index, JoinColumn, Column, ManyToOne } from 'typeorm';
+import { id } from './util/id.js';
+import { MiUser } from './User.js';
+
+@Entity('following')
+@Index(['followerId', 'followeeId'], { unique: true })
+export class MiFollowing {
+	@PrimaryColumn(id())
+	public id: string;
+
+	@Index()
+	@Column('timestamp with time zone', {
+		comment: 'The created date of the Following.',
+	})
+	public createdAt: Date;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The followee user ID.',
+	})
+	public followeeId: MiUser['id'];
+
+	@ManyToOne(type => MiUser, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public followee: MiUser | null;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The follower user ID.',
+	})
+	public followerId: MiUser['id'];
+
+	@ManyToOne(type => MiUser, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public follower: MiUser | null;
+
+	//#region Denormalized fields
+	@Index()
+	@Column('varchar', {
+		length: 128, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followerHost: string | null;
+
+	@Column('varchar', {
+		length: 512, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followerInbox: string | null;
+
+	@Column('varchar', {
+		length: 512, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followerSharedInbox: string | null;
+
+	@Index()
+	@Column('varchar', {
+		length: 128, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followeeHost: string | null;
+
+	@Column('varchar', {
+		length: 512, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followeeInbox: string | null;
+
+	@Column('varchar', {
+		length: 512, nullable: true,
+		comment: '[Denormalized]',
+	})
+	public followeeSharedInbox: string | null;
+	//#endregion
+}