From 79b74e2bbf0d1dbe0a53075b559f9dd6b4a9f21d Mon Sep 17 00:00:00 2001
From: Krille Fear <christian-pauly@posteo.de>
Date: Thu, 25 Nov 2021 09:00:59 +0100
Subject: [PATCH] fix: Remove user avatar

---
 lib/src/client.dart | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/lib/src/client.dart b/lib/src/client.dart
index 0a0aa79b..4ce9629e 100644
--- a/lib/src/client.dart
+++ b/lib/src/client.dart
@@ -824,13 +824,17 @@ class Client extends MatrixApi {
   /// Uploads a new user avatar for this user. Leave file null to remove the
   /// current avatar.
   Future<void> setAvatar(MatrixFile? file) async {
-    final uploadResp = file == null
-        ? null
-        : await uploadContent(
-            file.bytes,
-            filename: file.name,
-            contentType: file.mimeType,
-          );
+    if (file == null) {
+      // We send an empty String to remove the avatar. Sending Null **should**
+      // work but it doesn't with Synapse. See:
+      // https://gitlab.com/famedly/company/frontend/famedlysdk/-/issues/254
+      return setAvatarUrl(userID!, Uri.parse(''));
+    }
+    final uploadResp = await uploadContent(
+      file.bytes,
+      filename: file.name,
+      contentType: file.mimeType,
+    );
     await setAvatarUrl(userID!, uploadResp);
     return;
   }