refactoring

Resolve #7779

packages/backend/src/models/entities/follow-request.ts

@@ -0,0 +1,85 @@
+import { PrimaryColumn, Entity, Index, JoinColumn, Column, ManyToOne } from 'typeorm';
+import { User } from './user';
+import { id } from '../id';
+
+@Entity()
+@Index(['followerId', 'followeeId'], { unique: true })
+export class FollowRequest {
+	@PrimaryColumn(id())
+	public id: string;
+
+	@Column('timestamp with time zone', {
+		comment: 'The created date of the FollowRequest.'
+	})
+	public createdAt: Date;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The followee user ID.'
+	})
+	public followeeId: User['id'];
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE'
+	})
+	@JoinColumn()
+	public followee: User | null;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The follower user ID.'
+	})
+	public followerId: User['id'];
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE'
+	})
+	@JoinColumn()
+	public follower: User | null;
+
+	@Column('varchar', {
+		length: 128, nullable: true,
+		comment: 'id of Follow Activity.'
+	})
+	public requestId: string | null;
+
+	//#region Denormalized fields
+	@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;
+
+	@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
+}