/**
 * TODO Store — JSON file-based persistence.
 *
 * Responsibilities:
 *   - Load/save todos from/to a JSON file
 *   - CRUD operations (create, read, update, delete)
 *   - Atomic file writes (write to temp, rename)
 *   - Auto-create storage directory on first use
 *
 * Storage path: TODO_FILE env var or ~/.todo-app/todos.json
 *
 * @see spec.md for full requirements
 */
import { Todo, TodoCreateInput, TodoUpdateInput, TodoStats, Priority } from './types.js';

// TODO: Implement TodoStore class
// This file will be completed by an AI tool via proxym ticket dispatch.

export class TodoStore {
  constructor(filePath?: string) {}
  async load(): Promise<void> {}
  async save(): Promise<void> {}
  create(input: TodoCreateInput): Todo { throw new Error('Not implemented'); }
  list(): Todo[] { return []; }
  get(id: string): Todo | undefined { return undefined; }
  update(id: string, input: TodoUpdateInput): Todo | undefined { return undefined; }
  delete(id: string): boolean { return false; }
  stats(): TodoStats { return { total: 0, done: 0, pending: 0, byPriority: { low: 0, medium: 0, high: 0 } }; }
}
