From 057ff1b1ae61d4ea6e71b00b712b26b2650772cc Mon Sep 17 00:00:00 2001
From: Daniel Cole <10801604+danhcole@users.noreply.github.com>
Date: Tue, 17 Sep 2024 11:18:28 -0400
Subject: [PATCH] Add 'mark thread as done' functionality (#3265)

Fixes #3264.
---
 github/activity_notifications.go      | 17 +++++++++++++++++
 github/activity_notifications_test.go | 26 ++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/github/activity_notifications.go b/github/activity_notifications.go
index 47f22261dd2..e712323ed43 100644
--- a/github/activity_notifications.go
+++ b/github/activity_notifications.go
@@ -178,6 +178,23 @@ func (s *ActivityService) MarkThreadRead(ctx context.Context, id string) (*Respo
 	return s.client.Do(ctx, req, nil)
 }
 
+// MarkThreadDone marks the specified thread as done.
+// Marking a thread as "done" is equivalent to marking a notification in your notification inbox on GitHub as done.
+//
+// GitHub API docs: https://docs.github.com/rest/activity/notifications#mark-a-thread-as-done
+//
+//meta:operation DELETE /notifications/threads/{thread_id}
+func (s *ActivityService) MarkThreadDone(ctx context.Context, id int64) (*Response, error) {
+	u := fmt.Sprintf("notifications/threads/%v", id)
+
+	req, err := s.client.NewRequest("DELETE", u, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	return s.client.Do(ctx, req, nil)
+}
+
 // GetThreadSubscription checks to see if the authenticated user is subscribed
 // to a thread.
 //
diff --git a/github/activity_notifications_test.go b/github/activity_notifications_test.go
index 815238ebb5e..0c224924cc8 100644
--- a/github/activity_notifications_test.go
+++ b/github/activity_notifications_test.go
@@ -208,6 +208,32 @@ func TestActivityService_MarkThreadRead(t *testing.T) {
 	})
 }
 
+func TestActivityService_MarkThreadDone(t *testing.T) {
+	client, mux, _, teardown := setup()
+	defer teardown()
+
+	mux.HandleFunc("/notifications/threads/1", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "DELETE")
+		w.WriteHeader(http.StatusResetContent)
+	})
+
+	ctx := context.Background()
+	_, err := client.Activity.MarkThreadDone(ctx, 1)
+	if err != nil {
+		t.Errorf("Activity.MarkThreadDone returned error: %v", err)
+	}
+
+	const methodName = "MarkThreadDone"
+	testBadOptions(t, methodName, func() (err error) {
+		_, err = client.Activity.MarkThreadDone(ctx, 0)
+		return err
+	})
+
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Activity.MarkThreadDone(ctx, 1)
+	})
+}
+
 func TestActivityService_GetThreadSubscription(t *testing.T) {
 	client, mux, _, teardown := setup()
 	defer teardown()