import { PrimaryColumn, Entity, Index, JoinColumn, Column, ManyToOne } from 'typeorm'; import { User } from './user'; import { id } from '../id'; import { Channel } from './channel'; @Entity() @Index(['followerId', 'followeeId'], { unique: true }) export class ChannelFollowing { @PrimaryColumn(id()) public id: string; @Index() @Column('timestamp with time zone', { comment: 'The created date of the ChannelFollowing.', }) public createdAt: Date; @Index() @Column({ ...id(), comment: 'The followee channel ID.', }) public followeeId: Channel['id']; @ManyToOne(type => Channel, { onDelete: 'CASCADE', }) @JoinColumn() public followee: Channel | null; @Index() @Column({ ...id(), comment: 'The follower user ID.', }) public followerId: User['id']; @ManyToOne(type => User, { onDelete: 'CASCADE', }) @JoinColumn() public follower: User | null; }