diff options
Diffstat (limited to 'util/src/entities/Channel.ts')
-rw-r--r-- | util/src/entities/Channel.ts | 179 |
1 files changed, 167 insertions, 12 deletions
diff --git a/util/src/entities/Channel.ts b/util/src/entities/Channel.ts index fc954f63..ece82bd0 100644 --- a/util/src/entities/Channel.ts +++ b/util/src/entities/Channel.ts @@ -1,12 +1,17 @@ -import { Column, Entity, JoinColumn, JoinTable, ManyToMany, ManyToOne, OneToMany, RelationId } from "typeorm"; +import { Column, Entity, JoinColumn, ManyToOne, OneToMany, RelationId } from "typeorm"; import { BaseClass } from "./BaseClass"; import { Guild } from "./Guild"; -import { Message } from "./Message"; -import { User } from "./User"; +import { PublicUserProjection, User } from "./User"; import { HTTPError } from "lambert-server"; -import { emitEvent, getPermission, Snowflake } from "../util"; -import { ChannelCreateEvent } from "../interfaces"; +import { containsAll, emitEvent, getPermission, Snowflake, trimSpecial } from "../util"; +import { ChannelCreateEvent, ChannelRecipientRemoveEvent } from "../interfaces"; import { Recipient } from "./Recipient"; +import { Message } from "./Message"; +import { ReadState } from "./ReadState"; +import { Invite } from "./Invite"; +import { VoiceState } from "./VoiceState"; +import { Webhook } from "./Webhook"; +import { DmChannelDTO } from "../dtos"; export enum ChannelType { GUILD_TEXT = 0, // a text channel within a server @@ -31,26 +36,29 @@ export class Channel extends BaseClass { @Column({ nullable: true }) name?: string; + @Column({ type: "text", nullable: true }) + icon?: string | null; + @Column({ type: "simple-enum", enum: ChannelType }) type: ChannelType; - @OneToMany(() => Recipient, (recipient: Recipient) => recipient.channel, { cascade: true }) + @OneToMany(() => Recipient, (recipient: Recipient) => recipient.channel, { + cascade: true, + orphanedRowAction: "delete", + }) recipients?: Recipient[]; @Column({ nullable: true }) - @RelationId((channel: Channel) => channel.last_message) last_message_id: string; - @JoinColumn({ name: "last_message_id" }) - @ManyToOne(() => Message) - last_message?: Message; - @Column({ nullable: true }) @RelationId((channel: Channel) => channel.guild) guild_id?: string; @JoinColumn({ name: "guild_id" }) - @ManyToOne(() => Guild) + @ManyToOne(() => Guild, { + onDelete: "CASCADE", + }) guild: Guild; @Column({ nullable: true }) @@ -100,6 +108,36 @@ export class Channel extends BaseClass { @Column({ nullable: true }) topic?: string; + @OneToMany(() => Invite, (invite: Invite) => invite.channel, { + cascade: true, + orphanedRowAction: "delete", + }) + invites?: Invite[]; + + @OneToMany(() => Message, (message: Message) => message.channel, { + cascade: true, + orphanedRowAction: "delete", + }) + messages?: Message[]; + + @OneToMany(() => VoiceState, (voice_state: VoiceState) => voice_state.channel, { + cascade: true, + orphanedRowAction: "delete", + }) + voice_states?: VoiceState[]; + + @OneToMany(() => ReadState, (read_state: ReadState) => read_state.channel, { + cascade: true, + orphanedRowAction: "delete", + }) + read_states?: ReadState[]; + + @OneToMany(() => Webhook, (webhook: Webhook) => webhook.channel, { + cascade: true, + orphanedRowAction: "delete", + }) + webhooks?: Webhook[]; + // TODO: DM channel static async createChannel( channel: Partial<Channel>, @@ -162,6 +200,123 @@ export class Channel extends BaseClass { return channel; } + + static async createDMChannel(recipients: string[], creator_user_id: string, name?: string) { + recipients = recipients.unique().filter((x) => x !== creator_user_id); + const otherRecipientsUsers = await User.find({ where: recipients.map((x) => ({ id: x })) }); + + // TODO: check config for max number of recipients + if (otherRecipientsUsers.length !== recipients.length) { + throw new HTTPError("Recipient/s not found"); + } + + const type = recipients.length === 1 ? ChannelType.DM : ChannelType.GROUP_DM; + + let channel = null; + + const channelRecipients = [...recipients, creator_user_id]; + + const userRecipients = await Recipient.find({ + where: { user_id: creator_user_id }, + relations: ["channel", "channel.recipients"], + }); + + for (let ur of userRecipients) { + let re = ur.channel.recipients!.map((r) => r.user_id); + if (re.length === channelRecipients.length) { + if (containsAll(re, channelRecipients)) { + if (channel == null) { + channel = ur.channel; + await ur.assign({ closed: false }).save(); + } + } + } + } + + if (channel == null) { + name = trimSpecial(name); + + channel = await new Channel({ + name, + type, + owner_id: type === ChannelType.DM ? undefined : creator_user_id, + created_at: new Date(), + last_message_id: null, + recipients: channelRecipients.map( + (x) => + new Recipient({ user_id: x, closed: !(type === ChannelType.GROUP_DM || x === creator_user_id) }) + ), + }).save(); + } + + const channel_dto = await DmChannelDTO.from(channel); + + if (type === ChannelType.GROUP_DM) { + for (let recipient of channel.recipients!) { + await emitEvent({ + event: "CHANNEL_CREATE", + data: channel_dto.excludedRecipients([recipient.user_id]), + user_id: recipient.user_id, + }); + } + } else { + await emitEvent({ event: "CHANNEL_CREATE", data: channel_dto, user_id: creator_user_id }); + } + + return channel_dto.excludedRecipients([creator_user_id]); + } + + static async removeRecipientFromChannel(channel: Channel, user_id: string) { + await Recipient.delete({ channel_id: channel.id, user_id: user_id }); + channel.recipients = channel.recipients?.filter((r) => r.user_id !== user_id); + + if (channel.recipients?.length === 0) { + await Channel.deleteChannel(channel); + await emitEvent({ + event: "CHANNEL_DELETE", + data: await DmChannelDTO.from(channel, [user_id]), + user_id: user_id, + }); + return; + } + + await emitEvent({ + event: "CHANNEL_DELETE", + data: await DmChannelDTO.from(channel, [user_id]), + user_id: user_id, + }); + + //If the owner leave we make the first recipient in the list the new owner + if (channel.owner_id === user_id) { + channel.owner_id = channel.recipients!.find((r) => r.user_id !== user_id)!.user_id; //Is there a criteria to choose the new owner? + await emitEvent({ + event: "CHANNEL_UPDATE", + data: await DmChannelDTO.from(channel, [user_id]), + channel_id: channel.id, + }); + } + + await channel.save(); + + await emitEvent({ + event: "CHANNEL_RECIPIENT_REMOVE", + data: { + channel_id: channel.id, + user: await User.findOneOrFail({ where: { id: user_id }, select: PublicUserProjection }), + }, + channel_id: channel.id, + } as ChannelRecipientRemoveEvent); + } + + static async deleteChannel(channel: Channel) { + await Message.delete({ channel_id: channel.id }); //TODO we should also delete the attachments from the cdn but to do that we need to move cdn.ts in util + //TODO before deleting the channel we should check and delete other relations + await Channel.delete({ id: channel.id }); + } + + isDm() { + return this.type === ChannelType.DM || this.type === ChannelType.GROUP_DM; + } } export interface ChannelPermissionOverwrite { |