Fix messagesScanned consistency: use totalScanned from scan results, remove double-counting

Co-authored-by: xCyanGrizzly <53275238+xCyanGrizzly@users.noreply.github.com>

worker/src/tdlib/download.ts

@@ -66,6 +66,7 @@ interface TdFile {
 export interface ChannelScanResult {
   archives: TelegramMessage[];
   photos: TelegramPhoto[];
+  totalScanned: number;
 }
 
 export type ScanProgressCallback = (messagesScanned: number) => void;
@@ -161,6 +162,7 @@ export async function getChannelMessages(
   return {
     archives: archives.reverse(),
     photos: photos.reverse(),
+    totalScanned,
   };
 }
 

worker/src/tdlib/topics.ts

@@ -245,6 +245,7 @@ export async function getTopicMessages(
   return {
     archives: archives.reverse(),
     photos: photos.reverse(),
+    totalScanned,
   };
 }
 

worker/src/worker.ts

@@ -448,8 +448,7 @@ export async function runWorkerForAccount(
               );
 
               // Add scanned messages to global counter
-              const topicMsgCount = scanResult.archives.length + scanResult.photos.length;
-              counters.messagesScanned += topicMsgCount;
+              counters.messagesScanned += scanResult.totalScanned;
 
               if (scanResult.archives.length === 0) {
                 accountLog.debug(
@@ -523,8 +522,7 @@ export async function runWorkerForAccount(
           );
 
           // Add scanned messages to global counter
-          const channelMsgCount = scanResult.archives.length + scanResult.photos.length;
-          counters.messagesScanned += channelMsgCount;
+          counters.messagesScanned += scanResult.totalScanned;
 
           if (scanResult.archives.length === 0) {
             accountLog.debug({ channelId: channel.id }, "No new archives");
@@ -688,7 +686,6 @@ async function processOneArchiveSet(
     throttled, counters, topicCreator, sourceTopicId, accountLog,
   } = ctx;
 
-  counters.messagesScanned += archiveSet.parts.length;
   const archiveName = archiveSet.parts[0].fileName;
 
   // ── Early skip: check if this archive set was already ingested ──