From 6673937e2482b36e4c3bdb923498660568039f16 Mon Sep 17 00:00:00 2001
From: zubiden <19638254+zubiden@users.noreply.github.com>
Date: Thu, 27 Mar 2025 19:03:26 +0100
Subject: [PATCH] Session: Simplify storage (#5775)

---
 src/api/types/misc.ts                      |  1 -
 src/lib/gramjs/sessions/CallbackSession.ts | 15 ++-------------
 src/lib/gramjs/types.ts                    |  1 -
 src/util/sessions.ts                       | 15 +--------------
 4 files changed, 3 insertions(+), 29 deletions(-)

diff --git a/src/api/types/misc.ts b/src/api/types/misc.ts
index f485043e1..37f1adc61 100644
--- a/src/api/types/misc.ts
+++ b/src/api/types/misc.ts
@@ -103,7 +103,6 @@ export interface ApiWebSession {
 export interface ApiSessionData {
   mainDcId: number;
   keys: Record<number, string | number[]>;
-  hashes: Record<number, string | number[]>;
   isTest?: true;
 }
 
diff --git a/src/lib/gramjs/sessions/CallbackSession.ts b/src/lib/gramjs/sessions/CallbackSession.ts
index 04bf0ff0e..33909147c 100644
--- a/src/lib/gramjs/sessions/CallbackSession.ts
+++ b/src/lib/gramjs/sessions/CallbackSession.ts
@@ -28,7 +28,6 @@ export default class CallbackSession extends MemorySession {
         const {
             mainDcId,
             keys,
-            hashes,
             isTest,
         } = this._sessionData;
         const {
@@ -45,16 +44,8 @@ export default class CallbackSession extends MemorySession {
                     ? Buffer.from(keys[dcId] as string, 'hex')
                     : Buffer.from(keys[dcId]);
 
-                if (hashes[dcId]) {
-                    const hash = typeof hashes[dcId] === 'string'
-                        ? Buffer.from(hashes[dcId] as string, 'hex')
-                        : Buffer.from(hashes[dcId]);
-
-                    this._authKeys[dcId] = new AuthKey(key, hash);
-                } else {
-                    this._authKeys[dcId] = new AuthKey();
-                    await this._authKeys[dcId].setKey(key);
-                }
+                this._authKeys[dcId] = new AuthKey();
+                await this._authKeys[dcId].setKey(key);
             }));
     }
 
@@ -85,7 +76,6 @@ export default class CallbackSession extends MemorySession {
         const sessionData: SessionData = {
             mainDcId: this._dcId,
             keys: {},
-            hashes: {},
             isTest: this._isTestServer || undefined,
         };
 
@@ -97,7 +87,6 @@ export default class CallbackSession extends MemorySession {
                 if (!authKey?._key) return;
 
                 sessionData.keys[dcId] = authKey._key.toString('hex');
-                sessionData.hashes[dcId] = authKey._hash!.toString('hex');
             });
 
         return sessionData;
diff --git a/src/lib/gramjs/types.ts b/src/lib/gramjs/types.ts
index 50aaf26cc..cc4069bed 100644
--- a/src/lib/gramjs/types.ts
+++ b/src/lib/gramjs/types.ts
@@ -20,6 +20,5 @@ export type EntityLike =
 export interface SessionData {
     mainDcId: number;
     keys: Record<number, string | number[]>;
-    hashes: Record<number, string | number[]>;
     isTest?: true;
 }
diff --git a/src/util/sessions.ts b/src/util/sessions.ts
index 4300422b5..d4112593d 100644
--- a/src/util/sessions.ts
+++ b/src/util/sessions.ts
@@ -28,7 +28,7 @@ export function hasStoredSession() {
 
 export function storeSession(sessionData: ApiSessionData, currentUserId?: string) {
   const {
-    mainDcId, keys, hashes, isTest,
+    mainDcId, keys, isTest,
   } = sessionData;
 
   localStorage.setItem(SESSION_USER_KEY, JSON.stringify({
@@ -40,12 +40,6 @@ export function storeSession(sessionData: ApiSessionData, currentUserId?: string
   Object.keys(keys).map(Number).forEach((dcId) => {
     localStorage.setItem(`dc${dcId}_auth_key`, JSON.stringify(keys[dcId]));
   });
-
-  if (hashes) {
-    Object.keys(hashes).map(Number).forEach((dcId) => {
-      localStorage.setItem(`dc${dcId}_hash`, JSON.stringify(hashes[dcId]));
-    });
-  }
 }
 
 export function clearStoredSession() {
@@ -72,7 +66,6 @@ export function loadStoredSession(): ApiSessionData | undefined {
   const mainDcId = Number(userAuth.dcID);
   const isTest = userAuth.test;
   const keys: Record<number, string> = {};
-  const hashes: Record<number, string> = {};
 
   DC_IDS.forEach((dcId) => {
     try {
@@ -80,11 +73,6 @@ export function loadStoredSession(): ApiSessionData | undefined {
       if (key) {
         keys[dcId] = JSON.parse(key);
       }
-
-      const hash = localStorage.getItem(`dc${dcId}_hash`);
-      if (hash) {
-        hashes[dcId] = JSON.parse(hash);
-      }
     } catch (err) {
       if (DEBUG) {
         // eslint-disable-next-line no-console
@@ -99,7 +87,6 @@ export function loadStoredSession(): ApiSessionData | undefined {
   return {
     mainDcId,
     keys,
-    hashes,
     isTest,
   };
 }