[Dev] GramJs: Bring back eslint, fix some errors

package.json

@@ -17,7 +17,8 @@
     "check": "tsc && stylelint \"**/*.{css,scss}\" && eslint . --ext .ts,.tsx --ignore-pattern src/lib/gramjs",
     "check:fix": "npm run check -- --fix",
     "gramjs:tl": "node ./src/lib/gramjs/tl/generateModules.js",
-    "gramjs:lint:fix": "eslint ./src/lib/gramjs --fix",
+    "gramjs:lint": "eslint src/lib/gramjs --ext .ts,.tsx",
+    "gramjs:lint:fix": "npm run gramjs:lint -- --fix",
     "test": "cross-env APP_ENV=test jest --verbose --forceExit",
     "test:playwright": "playwright test",
     "test:record": "playwright codegen localhost:1235",

src/lib/gramjs/.eslintrc

@@ -1,5 +1,4 @@
 {
-  "root": true,
   "parser": "@typescript-eslint/parser",
   "plugins": [
     "@typescript-eslint"

src/lib/gramjs/client/MockClient.ts

@@ -1,7 +1,6 @@
 import BigInt from 'big-integer';
 import { UpdateConnectionState } from '../network';
-import Request from '../tl/api';
-import { default as GramJs } from "../tl/api";
+import Request, { default as GramJs } from '../tl/api';
 
 type Peer = {
     peer: GramJs.Chat | GramJs.Channel | GramJs.User;

src/lib/gramjs/client/auth.ts

@@ -1,4 +1,4 @@
-import { default as Api } from '../tl/api';
+import Api from '../tl/api';
 import TelegramClient from './TelegramClient';
 import utils from '../Utils';
 import { sleep } from '../Helpers';

src/lib/gramjs/client/downloadFile.ts

@@ -1,11 +1,10 @@
-// eslint-disable-next-line import/no-named-default
-import { default as Api } from '../tl/api';
+import Api from '../tl/api';
 import TelegramClient from './TelegramClient';
 import { getAppropriatedPartSize } from '../Utils';
 import { sleep, createDeferred } from '../Helpers';
 import errors from '../errors';
 
-export interface progressCallback {
+interface OnProgress {
     isCanceled?: boolean;
     acceptsBuffer?: boolean;
 
@@ -22,7 +21,7 @@ export interface DownloadFileParams {
     partSizeKb?: number;
     start?: number;
     end?: number;
-    progressCallback?: progressCallback;
+    progressCallback?: OnProgress;
 }
 
 interface Deferred {
@@ -36,7 +35,6 @@ const DEFAULT_CHUNK_SIZE = 64; // kb
 const ONE_MB = 1024 * 1024;
 const DISCONNECT_SLEEP = 1000;
 
-
 class Foreman {
     private deferred: Deferred | undefined;
 
@@ -124,7 +122,7 @@ export async function downloadFile(
             break;
         }
 
-        // eslint-disable-next-line no-loop-func
+        // eslint-disable-next-line no-loop-func, @typescript-eslint/no-loop-func
         promises.push((async (offsetMemo: number) => {
             // eslint-disable-next-line no-constant-condition
             while (true) {

src/lib/gramjs/client/uploadFile.ts

@@ -63,8 +63,9 @@ export async function uploadFile(
         for (let j = i; j < end; j++) {
             const bytes = buffer.slice(j * partSize, (j + 1) * partSize);
 
-            // eslint-disable-next-line no-loop-func
+            // eslint-disable-next-line no-loop-func, @typescript-eslint/no-loop-func
             sendingParts.push((async (jMemo: number, bytesMemo: Buffer) => {
+                // eslint-disable-next-line no-constant-condition
                 while (true) {
                     let sender;
                     try {

src/lib/gramjs/crypto/RSA.ts

@@ -7,7 +7,7 @@ import {
     sha1,
 } from '../Helpers';
 
-const PUBLIC_KEYS = [
+export const SERVER_KEYS = [
     {
         fingerprint: bigInt('-3414540481677951611'),
         n: bigInt(
@@ -23,23 +23,19 @@ const PUBLIC_KEYS = [
     {
         fingerprint: bigInt('-5595554452916591101'),
         n: bigInt(
-            '2534288944884041556497168959071347320689884775908477905258202659454602246385394058588521595116849196570822' +
-            '26493991806038180742006204637761354248846321625124031637930839216416315647409595294193595958529411668489405859523' +
-            '37613333022396096584117954892216031229237302943701877588456738335398602461675225081791820393153757504952636234951' +
-            '32323782003654358104782690612092797248736680529211579223142368426126233039432475078545094258975175539015664775146' +
-            '07193514399690599495696153028090507215003302390050778898553239175099482557220816446894421272976054225797071426466' +
-            '60768825302832201908302295573257427896031830742328565032949',
+            '2534288944884041556497168959071347320689884775908477905258202659454602246385394058588521595116849196570'
+            + '8222649399180603818074200620463776135424884632162512403163793083921641631564740959529419359595852941166'
+            + '8489405859523376133330223960965841179548922160312292373029437018775884567383353986024616752250817918203'
+            + '9315375750495263623495132323782003654358104782690612092797248736680529211579223142368426126233039432475'
+            + '0785450942589751755390156647751460719351439969059949569615302809050721500330239005077889855323917509948'
+            + '255722081644689442127297605422579707142646660768825302832201908302295573257427896031830742328565032949',
         ),
         e: 65537,
     },
-];
-
-export const _serverKeys = new Map<string, { n: bigInt.BigInteger; e: number }>();
-
-PUBLIC_KEYS.forEach(({ fingerprint, ...keyInfo }) => {
-    _serverKeys.set(fingerprint.toString(),
-        keyInfo);
-});
+].reduce((acc, { fingerprint, ...keyInfo }) => {
+    acc.set(fingerprint.toString(), keyInfo);
+    return acc;
+}, new Map<string, { n: bigInt.BigInteger; e: number }>());
 
 /**
  * Encrypts the given data known the fingerprint to be used
@@ -50,7 +46,7 @@ PUBLIC_KEYS.forEach(({ fingerprint, ...keyInfo }) => {
  * @returns {Buffer|*|undefined} the cipher text, or undefined if no key matching this fingerprint is found.
  */
 export async function encrypt(fingerprint: bigInt.BigInteger, data: Buffer) {
-    const key = _serverKeys.get(fingerprint.toString());
+    const key = SERVER_KEYS.get(fingerprint.toString());
     if (!key) {
         return undefined;
     }

src/lib/gramjs/network/Authenticator.ts

@@ -9,7 +9,7 @@ import { default as Api } from '../tl/api';
 import { SecurityError } from '../errors';
 // eslint-disable-next-line import/no-named-default
 import { default as MTProtoPlainSender } from './MTProtoPlainSender';
-import { _serverKeys } from '../crypto/RSA';
+import { SERVER_KEYS } from '../crypto/RSA';
 
 const bigInt = require('big-integer');
 const IGE = require('../crypto/IGE');
@@ -58,7 +58,7 @@ export async function doAuthentication(sender: MTProtoPlainSender, log: any) {
     let targetFingerprint;
     let targetKey;
     for (const fingerprint of resPQ.serverPublicKeyFingerprints) {
-        targetKey = _serverKeys.get(fingerprint.toString());
+        targetKey = SERVER_KEYS.get(fingerprint.toString());
         if (targetKey !== undefined) {
             targetFingerprint = fingerprint;
             break;