Function resolveVisibleParentId

src/features/app/hooks/useThreadRows.ts:62–73

(threadId: string)

      const childrenByParent = new Map<string, ThreadSummary[]>();
      const roots: ThreadSummary[] = [];
      const resolveVisibleParentId = (threadId: string) => {
        let current = threadParentById[threadId];
        const visited = new Set<string>([threadId]);
        while (current && !visited.has(current)) {
          if (threadIds.has(current)) {
            return current;
          }
          visited.add(current);
          current = threadParentById[current];
        }
        return null;
      };

      visibleThreads.forEach((thread) => {
        const parentId = resolveVisibleParentId(thread.id);