src/api/orders.js

import api from './axios';

export const createOrder = (items, branch_id = null) =>
  api.post('/api/orders/', { items, ...(branch_id ? { branch_id } : {}) });

export const getOrders = (params = {}) =>
  api.get('/api/orders/', { params });

export const getOrder = (id) =>
  api.get(`/api/orders/${id}`);