AttachmentStore now has its own runloop, can download attachments

kordophone/src/api/http_client.rs

@@ -280,8 +280,9 @@ impl<K: AuthenticationStore + Send + Sync> APIInterface for HTTPAPIClient<K> {
     async fn fetch_attachment_data(
         &mut self,
         guid: &String,
+        preview: bool,
     ) -> Result<ResponseStream, Self::Error> {
-        let endpoint = format!("attachment?guid={}", guid);
+        let endpoint = format!("attachment?guid={}&preview={}", guid, preview);
         self.response_with_body_retry(&endpoint, Method::GET, Body::empty, true)
             .await
             .map(hyper::Response::into_body)

kordophone/src/api/mod.rs

@@ -49,6 +49,7 @@ pub trait APIInterface {
     async fn fetch_attachment_data(
         &mut self,
         guid: &String,
+        preview: bool,
     ) -> Result<Self::ResponseStream, Self::Error>;
 
     // (POST) /authenticate