spacebar/gateway/src/opcodes/LazyRequest.ts
2021-09-02 19:50:05 +02:00

97 lines
2.4 KiB
TypeScript

// @ts-nocheck WIP
import { db, getPermission, PublicUserProjection, toObject } from "@fosscord/util";
import { LazyRequest } from "../schema/LazyRequest";
import { OPCODES, Payload } from "../util/Constants";
import { Send } from "../util/Send";
import WebSocket from "../util/WebSocket";
import { check } from "./instanceOf";
// TODO: check permission and only show roles/members that have access to this channel
// TODO: config: if want to list all members (even those who are offline) sorted by role, or just those who are online
// TODO: rewrite typeorm
export async function onLazyRequest(this: WebSocket, { d }: Payload) {
// TODO: check data
check.call(this, LazyRequest, d);
const { guild_id, typing, channels, activities } = d as LazyRequest;
const permissions = await getPermission(this.user_id, guild_id);
permissions.hasThrow("VIEW_CHANNEL");
// MongoDB query to retrieve all hoisted roles and join them with the members and users collection
const roles = await db
.collection("roles")
.aggregate([
{
$match: {
guild_id,
// hoist: true // TODO: also match @everyone role
},
},
{ $sort: { position: 1 } },
{
$lookup: {
from: "members",
let: { id: "$id" },
pipeline: [
{ $match: { $expr: { $in: ["$$id", "$roles"] } } },
{ $limit: 100 },
{
$lookup: {
from: "users",
let: { user_id: "$id" },
pipeline: [
{ $match: { $expr: { $eq: ["$id", "$$user_id"] } } },
{ $project: PublicUserProjection },
],
as: "user",
},
},
{
$unwind: "$user",
},
],
as: "members",
},
},
])
.toArray();
const groups = roles.map((x) => ({ id: x.id === guild_id ? "online" : x.id, count: x.members.length }));
const member_count = roles.reduce((a, b) => b.members.length + a, 0);
const items = [];
for (const role of roles) {
items.push({
group: {
count: role.members.length,
id: role.id === guild_id ? "online" : role.name,
},
});
for (const member of role.members) {
member.roles.remove(guild_id);
items.push({ member });
}
}
return Send(this, {
op: OPCODES.Dispatch,
s: this.sequence++,
t: "GUILD_MEMBER_LIST_UPDATE",
d: {
ops: [
{
range: [0, 99],
op: "SYNC",
items,
},
],
online_count: member_count, // TODO count online count
member_count,
id: "everyone",
guild_id,
groups,
},
});
}