feat: Video thumbnail generation can be turned on/off #347

Author: szuperaz

projects/stream-chat-angular/src/lib/attachment-configuration.service.spec.ts

@@ -236,4 +236,17 @@ describe('AttachmentConfigurationService', () => {
 
     expect(result.url).toContain('h=750&w=600');
   });
+
+  it('should turn off thumbnail generation for video files', () => {
+    service.shouldGenerateVideoThumbnail = false;
+
+    const attachment: Attachment = {
+      asset_url: 'http://url/to/video',
+      thumb_url: 'http://url/to/poster',
+    };
+
+    expect(
+      service.getVideoAttachmentConfiguration(attachment).thumbUrl
+    ).toBeUndefined();
+  });
 });

projects/stream-chat-angular/src/lib/attachment-configuration.service.ts

@@ -40,6 +40,10 @@ export class AttachmentConfigurationService<
   customScrapedImageAttachmentConfigurationHandler?: (
     a: Attachment<T>
   ) => AttachmentConfigration;
+  /**
+   * You can turn on/off thumbnail generation for video attachments
+   */
+  shouldGenerateVideoThumbnail = true;
 
   /**
    * Handles the configuration for image attachments, it's possible to provide your own function to override the default logic
@@ -95,7 +99,7 @@ export class AttachmentConfigurationService<
     }
 
     let thumbUrl = undefined;
-    if (attachment.thumb_url) {
+    if (attachment.thumb_url && this.shouldGenerateVideoThumbnail) {
       const url = new URL(attachment.thumb_url);
       this.addResiziParamsToUrl({ width: 600, height: 600 }, url);
       thumbUrl = url.href;