package handlers

import (
	"errors"

	"gitea.tecamino.com/paadi/memberDB/models"
)

func (dh *DatabaseHandler) NewGroup(group *models.Group) error {
	if !dh.DatabaseOpened() {
		return errors.New("database not opened")
	}

	if dh.database.Exists(&models.Group{}, "name", group.Name, false) {
		return errors.New("group with name: " + group.Name + " exists already")
	}
	return dh.database.AddNewColum(&group)
}

func (dh *DatabaseHandler) GetGroup(id uint) (group []models.Group, err error) {
	if !dh.DatabaseOpened() {
		return group, errors.New("database not opened")
	}

	err = dh.database.GetById(&group, id)
	if err != nil {
		return
	}
	return
}

func (dh *DatabaseHandler) UpdateGroup(id uint, group models.Group) (err error) {
	if !dh.DatabaseOpened() {
		return errors.New("database not opened")
	}
	return dh.database.UpdateValuesById(&group, uint(group.Id))
}

func (dh *DatabaseHandler) DeleteGroup(ids ...uint) error {
	if !dh.DatabaseOpened() {
		return errors.New("database not opened")
	}

	if len(ids) == 0 {
		return errors.New("no ids given to be deleted")
	}

	return dh.database.DeleteById(&models.Group{}, "", ids...)
}