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refactor(lb): refactor lb update query (@fehmer) #6738

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refactor(lb): refactor lb update query (@fehmer) #6738

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0ff2ac6
refactor(lb): refactor lb update query (@fehmer)
fehmer Jul 15, 2025
b100fe5
use setWindowFields
fehmer Jul 15, 2025
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11 changes: 10 additions & 1 deletion backend/__tests__/dal/leaderboards.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -280,7 +280,7 @@ function expectedLbEntry(
// @ts-expect-error
user.lbPersonalBests?.time[Number.parseInt(time)].english;

return {
const entry = {
rank,
uid: user.uid,
name: user.name,
Expand All @@ -294,6 +294,15 @@ function expectedLbEntry(
badgeId,
isPremium,
};

if (badgeId === undefined) {
delete entry.badgeId;
}
if (isPremium === undefined) {
delete entry.isPremium;
}

return entry;
}

async function createUser(
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166 changes: 87 additions & 79 deletions backend/src/dal/leaderboards.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -123,96 +123,104 @@ export async function update(
const lbCollectionName = `leaderboards.${language}.${mode}.${mode2}`;
const minTimeTyping = (await getCachedConfiguration(true)).leaderboards
.minTimeTyping;
const lb = db.collection<DBUser>("users").aggregate<LeaderboardEntry>(
[
{
$match: {
[`${key}.wpm`]: {
$gt: 0,
},
[`${key}.acc`]: {
$gt: 0,
},
[`${key}.timestamp`]: {
$gt: 0,
},
banned: {
$ne: true,
},
lbOptOut: {
$ne: true,
},
needsToChangeName: {
$ne: true,
},
timeTyping: {
$gt: isDevEnvironment() ? 0 : minTimeTyping,
},
},
const pipeline = [
{
$match: {
[`${key}.wpm`]: { $gt: 0 },
[`${key}.acc`]: { $gt: 0 },
[`${key}.timestamp`]: { $gt: 0 },
banned: { $ne: true },
lbOptOut: { $ne: true },
needsToChangeName: { $ne: true },
timeTyping: { $gt: isDevEnvironment() ? 0 : minTimeTyping },
},
{
$sort: {
[`${key}.wpm`]: -1,
[`${key}.acc`]: -1,
[`${key}.timestamp`]: -1,
},

{
$project: {
_id: 0,
[`${key}.wpm`]: 1,
[`${key}.acc`]: 1,
[`${key}.raw`]: 1,
[`${key}.consistency`]: {
$ifNull: [`$${key}.consistency`, "$$REMOVE"],
},
},
{
$project: {
_id: 0,
[`${key}.wpm`]: 1,
[`${key}.acc`]: 1,
[`${key}.raw`]: 1,
[`${key}.consistency`]: 1,
[`${key}.timestamp`]: 1,
uid: 1,
name: 1,
discordId: 1,
discordAvatar: 1,
inventory: 1,
premium: 1,
[`${key}.timestamp`]: 1,
uid: 1,
name: 1,
discordId: 1,
discordAvatar: 1,
inventory: 1,
premium: 1,
sortKey: {
$add: [
{ $multiply: [`${key}.wpm`, 1e19] }, //maybe use $convert: {input: `${key}.wpm`,to: "double",onError: null,},
{ $multiply: [`${key}.acc`, 1e16] },
[`${key}.timestamp`],
],
},
},
},
//sort by wpm, acc, timestamp descending, add rank number
{
$setWindowFields: {
sortBy: { sortKey: -1 },
output: { "user.rank": { $documentNumber: {} } },
},
},
{
$addFields: {
"user.uid": "$uid",
"user.name": "$name",
"user.discordId": { $ifNull: ["$discordId", "$$REMOVE"] },
"user.discordAvatar": { $ifNull: ["$discordAvatar", "$$REMOVE"] },
"user.badgeId": {
$ifNull: [
{
$first: {
$map: {
input: {
$filter: {
input: "$inventory.badges",
as: "badge",
cond: { $eq: ["$$badge.selected", true] },
},
},
as: "selectedBadge",
in: "$$selectedBadge.id",
},
},
},
"$$REMOVE",
],
},

{
$addFields: {
"user.uid": "$uid",
"user.name": "$name",
"user.discordId": { $ifNull: ["$discordId", "$$REMOVE"] },
"user.discordAvatar": { $ifNull: ["$discordAvatar", "$$REMOVE"] },
[`${key}.consistency`]: {
$ifNull: [`$${key}.consistency`, "$$REMOVE"],
},
calculated: {
$function: {
lang: "js",
args: [
"$premium.expirationTimestamp",
"$$NOW",
"$inventory.badges",
"user.isPremium": {
$cond: {
if: {
$or: [
{ $eq: ["$premium.expirationTimestamp", -1] },
{ $gt: ["$premium.expirationTimestamp", { $toLong: "$$NOW" }] },
],
body: `function(expiration, currentTime, badges) {
try {row_number+= 1;} catch (e) {row_number= 1;}
var badgeId = undefined;
if(badges)for(let i=0; i<badges.length; i++){
if(badges[i].selected){ badgeId = badges[i].id; break}
}
var isPremium = expiration !== undefined && (expiration === -1 || new Date(expiration)>currentTime) || undefined;
return {rank:row_number,badgeId, isPremium};
}`,
},
// oxlint-disable-next-line no-thenable
then: true,
else: "$$REMOVE",
},
},
},
{
$replaceWith: {
$mergeObjects: [`$${key}`, "$user", "$calculated"],
},
},
{
$replaceWith: {
$mergeObjects: [`$${key}`, "$user"],
},
{ $out: lbCollectionName },
],
{ allowDiskUse: true }
);
},
{ $out: lbCollectionName },
];

const lb = db
.collection<DBUser>("users")
.aggregate<LeaderboardEntry>(pipeline, { allowDiskUse: true });

const start1 = performance.now();
await lb.toArray();
Expand Down