Fix private calls

toju-app/src/app/domains/attachment/application/services/attachment-transfer-transport.service.ts

@@ -49,6 +49,11 @@ export class AttachmentTransferTransportService {
     diskPath: string,
     isCancelled: () => boolean
   ): Promise<void> {
+    if (this.attachmentStorage.canReadFileChunks()) {
+      await this.streamFileFromDiskChunksToPeer(targetPeerId, messageId, fileId, diskPath, isCancelled);
+      return;
+    }
+
     const base64Full = await this.attachmentStorage.readFile(diskPath);
 
     if (!base64Full)
@@ -78,7 +83,45 @@ export class AttachmentTransferTransportService {
         data: base64Chunk
       };
 
-      this.webrtc.sendToPeer(targetPeerId, fileChunkEvent);
+      await this.webrtc.sendToPeerBuffered(targetPeerId, fileChunkEvent);
+    }
+  }
+
+  private async streamFileFromDiskChunksToPeer(
+    targetPeerId: string,
+    messageId: string,
+    fileId: string,
+    diskPath: string,
+    isCancelled: () => boolean
+  ): Promise<void> {
+    const fileSize = await this.attachmentStorage.getFileSize(diskPath);
+
+    if (fileSize === null)
+      return;
+
+    const totalChunks = Math.ceil(fileSize / FILE_CHUNK_SIZE_BYTES);
+
+    for (let chunkIndex = 0; chunkIndex < totalChunks; chunkIndex++) {
+      if (isCancelled())
+        break;
+
+      const start = chunkIndex * FILE_CHUNK_SIZE_BYTES;
+      const end = Math.min(fileSize, start + FILE_CHUNK_SIZE_BYTES);
+      const base64Chunk = await this.attachmentStorage.readFileChunk(diskPath, start, end);
+
+      if (base64Chunk === null)
+        return;
+
+      const fileChunkEvent: FileChunkEvent = {
+        type: 'file-chunk',
+        messageId,
+        fileId,
+        index: chunkIndex,
+        total: totalChunks,
+        data: base64Chunk
+      };
+
+      await this.webrtc.sendToPeerBuffered(targetPeerId, fileChunkEvent);
     }
   }
 }