import { EntityRepository, Repository } from 'typeorm'; import { Channel } from '../entities/channel'; import { ensure } from '../../prelude/ensure'; import { SchemaType } from '../../misc/schema'; import { DriveFiles, ChannelFollowings, NoteUnreads } from '..'; import { User } from '../entities/user'; export type PackedChannel = SchemaType; @EntityRepository(Channel) export class ChannelRepository extends Repository { public async pack( src: Channel['id'] | Channel, me?: User['id'] | User | null | undefined, ): Promise { const channel = typeof src === 'object' ? src : await this.findOne(src).then(ensure); const meId = me ? typeof me === 'string' ? me : me.id : null; const banner = channel.bannerId ? await DriveFiles.findOne(channel.bannerId) : null; const hasUnreadNote = me ? (await NoteUnreads.findOne({ noteChannelId: channel.id, userId: meId })) != null : undefined; const following = await ChannelFollowings.findOne({ followerId: meId, followeeId: channel.id, }); return { id: channel.id, createdAt: channel.createdAt.toISOString(), lastNotedAt: channel.lastNotedAt ? channel.lastNotedAt.toISOString() : null, name: channel.name, description: channel.description, userId: channel.userId, bannerUrl: banner ? DriveFiles.getPublicUrl(banner, false) : null, usersCount: channel.usersCount, notesCount: channel.notesCount, ...(me ? { isFollowing: following != null, hasUnreadNote, } : {}) }; } } export const packedChannelSchema = { type: 'object' as const, optional: false as const, nullable: false as const, properties: { id: { type: 'string' as const, optional: false as const, nullable: false as const, format: 'id', description: 'The unique identifier for this Channel.', example: 'xxxxxxxxxx', }, createdAt: { type: 'string' as const, optional: false as const, nullable: false as const, format: 'date-time', description: 'The date that the Channel was created.' }, lastNotedAt: { type: 'string' as const, optional: false as const, nullable: true as const, format: 'date-time', }, name: { type: 'string' as const, optional: false as const, nullable: false as const, description: 'The name of the Channel.' }, description: { type: 'string' as const, nullable: true as const, optional: false as const, }, bannerUrl: { type: 'string' as const, format: 'url', nullable: true as const, optional: false as const, }, notesCount: { type: 'number' as const, nullable: false as const, optional: false as const, }, usersCount: { type: 'number' as const, nullable: false as const, optional: false as const, }, isFollowing: { type: 'boolean' as const, optional: true as const, nullable: false as const, }, userId: { type: 'string' as const, nullable: false as const, optional: false as const, format: 'id', }, }, };