1 files changed, 59 insertions, 0 deletions
diff --git a/extension/react-app/src/components/TimelineItem.tsx b/extension/react-app/src/components/TimelineItem.tsx
new file mode 100644
index 00000000..78568890
--- /dev/null
+++ b/extension/react-app/src/components/TimelineItem.tsx
@@ -0,0 +1,59 @@
+import React from "react";
+import { lightGray, secondaryDark, vscBackground } from ".";
+import styled from "styled-components";
+import { ChatBubbleOvalLeftIcon, PlusIcon } from "@heroicons/react/24/outline";
+
+const CollapseButton = styled.div`
+  background-color: ${vscBackground};
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  flex-shrink: 0;
+  flex-grow: 0;
+  margin-left: 5px;
+  cursor: pointer;
+`;
+
+const CollapsedDiv = styled.div`
+  margin-top: 8px;
+  margin-bottom: 8px;
+  margin-left: 8px;
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 13px;
+  min-height: 16px;
+`;
+
+interface TimelineItemProps {
+  historyNode: any;
+  open: boolean;
+  onToggle: () => void;
+  children: any;
+  iconElement?: any;
+}
+
+function TimelineItem(props: TimelineItemProps) {
+  return props.open ? (
+    props.children
+  ) : (
+    <CollapsedDiv>
+      <CollapseButton
+        onClick={() => {
+          props.onToggle();
+        }}
+      >
+        {props.iconElement || (
+          <ChatBubbleOvalLeftIcon width="16px" height="16px" />
+        )}
+      </CollapseButton>
+      <span style={{ color: lightGray }}>
+        {props.historyNode.observation?.error
+          ? props.historyNode.observation?.title
+          : props.historyNode.step.name}
+      </span>
+    </CollapsedDiv>
+  );
+}
+
+export default TimelineItem;