module.exports = {

  //List all users registered in Upics
  async ListAllUsers(req, res) {
    try {

      //Query to users collections
      const pruebas = [];
      const ListUsers = await users.find();

      pruebas.push(ListUsers);

      //detect if exist info
      if (pruebas.length == "") {
        return res.serverError({
          err: "Users not found"
        });
      } else {

        //load all users
        for (let i=0; i <= pruebas.length -1 ; i++) {

          //empty array
          const info = [];

          for (let j = 0; j <= pruebas[i].length - 1; j++) {
            info.push({
              username:pruebas[""]
            });
          }

          console.log(info);

        }
      }

    } catch (err) {
      if (err.name === "ValidateError") {
        return res.badRequest({err: 'Not found users!'});
      } else {
        return res.serverError({err:"Error, try again!"});
      }
    }
  }
};