module.exports = {
  response_400: (res, example, msg) => {
    res.statusCode = 400;
    var r = {
      example_body: example,
      status: 'Error',
      code: 400,
      message: 'Bad request, ' + msg || 'see the example for more information'
    };
    res.send(r);
  },
  response_500: (res, msg) => {
    res.statusCode = 500;
    var r = {
      status: 'Error',
      code: 500,
      message: msg
    };
    res.send(r);
  },
  convertToUserObj: (user) => {
    return {
      id: user.key.id,
      username: user.data.username,
      password: user.data.password,
      email: user.data.email,
      creation_time: user.data.creation_time,
      avatar: user.data.avatar
    };
  },
  convertToNoteObj: (note) => {
    return {
      id: note.key.id,
      title: note.data.title,
      location: {
        lat: note.data.lat,
        lng: note.data.lng,
        address: note.data.address
      },
      body: note.data.body,
      owner_id: note.data.owner_id,
      is_public: note.data.is_public,
      created_at: note.data.created_at,
      likes: note.data.likes,
      tags: note.data.tags
    };
  }

};