chore: import upstream snapshot with attribution

2026-07-13 13:32:57 +08:00
commit cd420f9332
4811 changed files with 884702 additions and 0 deletions
@@ -0,0 +1,30 @@
+type InputType = { id: string; parentId: string | null };
+export type OutputType<T> = T & { subtasks?: T[] };
+
+export function taskListToTree<T extends InputType>(
+  tasks: T[],
+  addSubtasks = true
+): OutputType<T>[] {
+  if (!addSubtasks) {
+    return tasks;
+  }
+
+  const result: OutputType<T>[] = [];
+  const map = new Map<string, T>(tasks.map((v) => [v.id, v]));
+
+  for (const node of tasks) {
+    const parent: OutputType<T> | null = node.parentId
+      ? (map.get(node.parentId) as OutputType<T>)
+      : null;
+    if (parent) {
+      if (!parent.subtasks) {
+        parent.subtasks = [] as any;
+      }
+      parent.subtasks!.push(node as any);
+    } else {
+      result.push(node as any);
+    }
+  }
+
+  return result;
+}