import { Context, Next } from 'koa';
import CODE from '@utils/code';
interface InterfaceSession {
  user?: string
}
const noAuths = ['/api/login', '/api/register'];
export default () => {
  return async (ctx: Context, next: Next): Promise<void> => {
    if (noAuths.includes(ctx.url)) {
      await next();
      return;
    }
    if (ctx.session) {
      const session: InterfaceSession = ctx.session.toJSON();
      if (!session.user) {
        ctx.session.user = null;
        ctx.body = ctx.$response(null, '未登录', false, CODE.NOT_LOGIN);
        return;
      }
      await next();
    } else {
      ctx.status = 500;
      ctx.throw(500, 'session获取失败');
    }
  };
};