100 lines
2.4 KiB
Go
100 lines
2.4 KiB
Go
package handlers
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import (
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"errors"
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"slices"
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"time"
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"gitea.tecamino.com/paadi/memberDB/models"
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)
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func (dh *DatabaseHandler) StartNewEvent(name string) error {
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if !dh.DatabaseOpened() {
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return errors.New("database not opened")
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}
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if nil == dh.database.Exists(&models.Event{}, "name", name, false) {
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return errors.New("event with name: " + name + " exists already")
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}
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return dh.database.AddNewColum(&models.Event{
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Name: name,
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Date: time.Now().Format("2006-01-02 15:04:05"),
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})
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}
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func (dh *DatabaseHandler) GetEvent(id uint) (event []models.Event, err error) {
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if !dh.DatabaseOpened() {
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return event, errors.New("database not opened")
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}
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err = dh.database.GetById(&event, id)
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if err != nil {
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return
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}
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for i := range event {
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event[i].Count = len(event[i].Attendees)
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}
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return
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}
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func (dh *DatabaseHandler) DeleteEvent(ids ...uint) error {
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if !dh.DatabaseOpened() {
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return errors.New("database not opened")
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}
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if len(ids) == 0 {
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return errors.New("no ids given to be deleted")
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}
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return dh.database.DeleteById(&models.Event{}, ids...)
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}
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func (dh *DatabaseHandler) AddAttendeesToEvent(newEvent models.Event) error {
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if !dh.DatabaseOpened() {
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return errors.New("database not opened")
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}
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var event models.Event
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err := dh.database.GetById(&event, uint(event.Id))
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if err != nil {
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return err
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}
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next:
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for _, newAttendee := range newEvent.Attendees {
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for _, attendee := range event.Attendees {
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if attendee.FirstName == newAttendee.FirstName && attendee.LastName == newAttendee.LastName {
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continue next
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}
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}
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event.Attendees = append(event.Attendees, newAttendee)
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}
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event.Count = len(event.Attendees)
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return dh.database.UpdateValuesById(&event, uint(event.Id))
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}
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func (dh *DatabaseHandler) DeleteAttendeesFromEvent(newEvent models.Event) error {
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if !dh.DatabaseOpened() {
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return errors.New("database not opened")
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}
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var event models.Event
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dh.database.GetById(&event, uint(event.Id))
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next:
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for _, newAttendee := range newEvent.Attendees {
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for i := range event.Attendees {
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if event.Attendees[i].FirstName == newAttendee.FirstName && event.Attendees[i].LastName == newAttendee.LastName {
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event.Attendees = slices.Delete(event.Attendees, i, i+1)
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continue next
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}
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}
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}
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event.Count = len(event.Attendees)
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return dh.database.UpdateValuesById(&event, uint(event.Id))
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}
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