Added option to download attachments

Author: Hein

.changeset/green-waves-rescue.md

@@ -0,0 +1,5 @@
+---
+'@powersync/attachments': minor
+---
+
+Added option to download attachments

packages/attachments/src/AbstractAttachmentQueue.ts

@@ -21,6 +21,10 @@ export interface AttachmentQueueOptions {
    * Whether to mark the initial watched attachment IDs to be synced
    */
   performInitialSync?: boolean;
+  /**
+   * Should attachments be downloaded
+   */
+  downloadAttachments?: boolean;
   /**
    * How to handle download errors, return { retry: false } to ignore the download
    */
@@ -35,7 +39,8 @@ export const DEFAULT_ATTACHMENT_QUEUE_OPTIONS: Partial<AttachmentQueueOptions> =
   attachmentDirectoryName: 'attachments',
   syncInterval: 30_000,
   cacheLimit: 100,
-  performInitialSync: true
+  performInitialSync: true,
+  downloadAttachments: true
 };
 
 export abstract class AbstractAttachmentQueue<T extends AttachmentQueueOptions = AttachmentQueueOptions> {
@@ -426,6 +431,9 @@ export abstract class AbstractAttachmentQueue<T extends AttachmentQueueOptions =
   }
 
   watchDownloads() {
+    if (this.options.downloadAttachments) {
+      return;
+    }
     this.idsToDownload(async (ids) => {
       ids.map((id) => this.downloadQueue.add(id));
       // No need to await this, the lock will ensure only one loop is running at a time
@@ -434,6 +442,9 @@ export abstract class AbstractAttachmentQueue<T extends AttachmentQueueOptions =
   }
 
   private async downloadRecords() {
+    if (this.options.downloadAttachments) {
+      return;
+    }
     if (this.downloading) {
       return;
     }