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authorAlTech98 <altech123159@gmail.com>2021-09-16 21:33:36 +0200
committerAlTech98 <altech123159@gmail.com>2021-09-16 21:33:36 +0200
commit4f87fd742f25a25782afb20131200bcff81b50f7 (patch)
tree9588f6319e6b21eb4415e796a690a57b6e7ecb50 /util
parentDummy sticker-packs routes (diff)
downloadserver-4f87fd742f25a25782afb20131200bcff81b50f7.tar.xz
Implemented DMs and group DMs
Diffstat (limited to 'util')
-rw-r--r--util/src/dtos/DmChannelDTO.ts35
-rw-r--r--util/src/dtos/UserDTO.ts17
-rw-r--r--util/src/dtos/index.ts2
-rw-r--r--util/src/entities/Channel.ts15
-rw-r--r--util/src/entities/Recipient.ts3
-rw-r--r--util/src/entities/User.ts2
-rw-r--r--util/src/index.ts2
-rw-r--r--util/src/interfaces/Event.ts22
-rw-r--r--util/src/services/ChannelService.ts88
-rw-r--r--util/src/services/index.ts1
10 files changed, 179 insertions, 8 deletions
diff --git a/util/src/dtos/DmChannelDTO.ts b/util/src/dtos/DmChannelDTO.ts
new file mode 100644
index 00000000..8b7a18fd
--- /dev/null
+++ b/util/src/dtos/DmChannelDTO.ts
@@ -0,0 +1,35 @@
+import { MinimalPublicUserDTO } from "./UserDTO";
+import { Channel, PublicUserProjection, User } from "../entities";
+
+export class DmChannelDTO {
+	icon: string | null;
+	id: string;
+	last_message_id: string | null;
+	name: string | null;
+	origin_channel_id: string | null;
+	owner_id?: string;
+	recipients: MinimalPublicUserDTO[];
+	type: number;
+
+	static async from(channel: Channel, excluded_recipients: string[] = [], origin_channel_id?: string) {
+		const obj = new DmChannelDTO()
+		obj.icon = channel.icon || null
+		obj.id = channel.id
+		obj.last_message_id = channel.last_message_id || null
+		obj.name = channel.name || null
+		obj.origin_channel_id = origin_channel_id || null
+		obj.owner_id = channel.owner_id
+		obj.type = channel.type
+		obj.recipients = (await Promise.all(channel.recipients!.filter(r => !excluded_recipients.includes(r.user_id)).map(async r => {
+			return await User.findOneOrFail({ where: { id: r.user_id }, select: PublicUserProjection })
+		}))).map(u => new MinimalPublicUserDTO(u))
+		return obj
+	}
+
+	excludedRecipients(excluded_recipients: string[]): DmChannelDTO {
+		return {
+			...this,
+			recipients: this.recipients.filter(r => !excluded_recipients.includes(r.id))
+		}
+	}
+}
\ No newline at end of file
diff --git a/util/src/dtos/UserDTO.ts b/util/src/dtos/UserDTO.ts
new file mode 100644
index 00000000..f09b5f4e
--- /dev/null
+++ b/util/src/dtos/UserDTO.ts
@@ -0,0 +1,17 @@
+import { User } from "../entities";
+
+export class MinimalPublicUserDTO {
+	avatar?: string | null;
+	discriminator: string;
+	id: string;
+	public_flags: number;
+	username: string;
+
+	constructor(user: User) {
+		this.avatar = user.avatar
+		this.discriminator = user.discriminator
+		this.id = user.id
+		this.public_flags = user.public_flags
+		this.username = user.username
+	}
+}
\ No newline at end of file
diff --git a/util/src/dtos/index.ts b/util/src/dtos/index.ts
new file mode 100644
index 00000000..13702342
--- /dev/null
+++ b/util/src/dtos/index.ts
@@ -0,0 +1,2 @@
+export * from "./DmChannelDTO";
+export * from "./UserDTO";
\ No newline at end of file
diff --git a/util/src/entities/Channel.ts b/util/src/entities/Channel.ts
index fc954f63..6eac19ca 100644
--- a/util/src/entities/Channel.ts
+++ b/util/src/entities/Channel.ts
@@ -1,7 +1,6 @@
-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 { HTTPError } from "lambert-server";
 import { emitEvent, getPermission, Snowflake } from "../util";
@@ -31,6 +30,9 @@ export class Channel extends BaseClass {
 	@Column({ nullable: true })
 	name?: string;
 
+	@Column({ nullable: true })
+	icon?: string;
+
 	@Column({ type: "simple-enum", enum: ChannelType })
 	type: ChannelType;
 
@@ -38,13 +40,8 @@ export class Channel extends BaseClass {
 	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;
@@ -162,6 +159,10 @@ export class Channel extends BaseClass {
 
 		return channel;
 	}
+
+	isDm() {
+		return this.type === ChannelType.DM || this.type === ChannelType.GROUP_DM
+	}
 }
 
 export interface ChannelPermissionOverwrite {
diff --git a/util/src/entities/Recipient.ts b/util/src/entities/Recipient.ts
index 2a27b29f..bb280588 100644
--- a/util/src/entities/Recipient.ts
+++ b/util/src/entities/Recipient.ts
@@ -19,5 +19,8 @@ export class Recipient extends BaseClass {
 	@ManyToOne(() => require("./User").User)
 	user: import("./User").User;
 
+	@Column({ default: false })
+	closed: boolean;
+
 	// TODO: settings/mute/nick/added at/encryption keys/read_state
 }
diff --git a/util/src/entities/User.ts b/util/src/entities/User.ts
index 736704f8..cef88777 100644
--- a/util/src/entities/User.ts
+++ b/util/src/entities/User.ts
@@ -124,7 +124,7 @@ export class User extends BaseClass {
 	flags: string; // UserFlags
 
 	@Column()
-	public_flags: string;
+	public_flags: number;
 
 	@JoinColumn({ name: "relationship_ids" })
 	@OneToMany(() => Relationship, (relationship: Relationship) => relationship.from)
diff --git a/util/src/index.ts b/util/src/index.ts
index f3bd9e9b..538bfdd1 100644
--- a/util/src/index.ts
+++ b/util/src/index.ts
@@ -4,6 +4,8 @@ import "reflect-metadata";
 export * from "./util/index";
 export * from "./interfaces/index";
 export * from "./entities/index";
+export * from "./services/index";
+export * from "./dtos/index";
 
 // import Config from "../util/Config";
 // import db, { MongooseCache, toObject } from "./util/Database";
diff --git a/util/src/interfaces/Event.ts b/util/src/interfaces/Event.ts
index aff50300..03099bbb 100644
--- a/util/src/interfaces/Event.ts
+++ b/util/src/interfaces/Event.ts
@@ -127,6 +127,22 @@ export interface ChannelPinsUpdateEvent extends Event {
 	};
 }
 
+export interface ChannelRecipientAddEvent extends Event {
+	event: "CHANNEL_RECIPIENT_ADD";
+	data: {
+		channel_id: string;
+		user: User;
+	};
+}
+
+export interface ChannelRecipientRemoveEvent extends Event {
+	event: "CHANNEL_RECIPIENT_REMOVE";
+	data: {
+		channel_id: string;
+		user: User;
+	};
+}
+
 export interface GuildCreateEvent extends Event {
 	event: "GUILD_CREATE";
 	data: Guild & {
@@ -436,6 +452,8 @@ export type EventData =
 	| ChannelUpdateEvent
 	| ChannelDeleteEvent
 	| ChannelPinsUpdateEvent
+	| ChannelRecipientAddEvent
+	| ChannelRecipientRemoveEvent
 	| GuildCreateEvent
 	| GuildUpdateEvent
 	| GuildDeleteEvent
@@ -482,6 +500,8 @@ export enum EVENTEnum {
 	ChannelUpdate = "CHANNEL_UPDATE",
 	ChannelDelete = "CHANNEL_DELETE",
 	ChannelPinsUpdate = "CHANNEL_PINS_UPDATE",
+	ChannelRecipientAdd = "CHANNEL_RECIPIENT_ADD",
+	ChannelRecipientRemove = "CHANNEL_RECIPIENT_REMOVE",
 	GuildCreate = "GUILD_CREATE",
 	GuildUpdate = "GUILD_UPDATE",
 	GuildDelete = "GUILD_DELETE",
@@ -525,6 +545,8 @@ export type EVENT =
 	| "CHANNEL_UPDATE"
 	| "CHANNEL_DELETE"
 	| "CHANNEL_PINS_UPDATE"
+	| "CHANNEL_RECIPIENT_ADD"
+	| "CHANNEL_RECIPIENT_REMOVE"
 	| "GUILD_CREATE"
 	| "GUILD_UPDATE"
 	| "GUILD_DELETE"
diff --git a/util/src/services/ChannelService.ts b/util/src/services/ChannelService.ts
new file mode 100644
index 00000000..7cded10f
--- /dev/null
+++ b/util/src/services/ChannelService.ts
@@ -0,0 +1,88 @@
+import { Channel, ChannelType, PublicUserProjection, Recipient, User } from "../entities";
+import { HTTPError } from "lambert-server";
+import { emitEvent, trimSpecial } from "../util";
+import { DmChannelDTO } from "../dtos";
+import { ChannelRecipientRemoveEvent } from "../interfaces";
+
+export function checker(arr: any[], target: any[]) {
+	return target.every(v => arr.includes(v));
+}
+
+export class ChannelService {
+	public 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 })) });
+
+		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 (checker(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])
+	}
+
+	public static async removeRecipientFromChannel(channel: Channel, user_id: string) {
+		await Recipient.delete({ channel_id: channel.id, user_id: user_id })
+
+		await emitEvent({
+			event: "CHANNEL_DELETE",
+			data: await DmChannelDTO.from(channel, [user_id]),
+			user_id: user_id
+		});
+
+		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);
+	}
+}
\ No newline at end of file
diff --git a/util/src/services/index.ts b/util/src/services/index.ts
new file mode 100644
index 00000000..c012a208
--- /dev/null
+++ b/util/src/services/index.ts
@@ -0,0 +1 @@
+export * from "./ChannelService";