func (is inviteeService) EditInvitee(updateMe entities.Invitee) utils.Error {
err := is.da.UpdateInvitee(updateMe)
if err != nil {
return utils.NewApiError(500, err.Error())
}
return nil
}
func (es eventsService) GetEventInfo(eventId string) (entities.Event, utils.Error) {
event, err := es.da.GetEventInfo(eventId)
if err != nil {
return entities.Event{}, utils.NewApiError(500, err.Error())
}
return event, nil
}
func (is inviteeService) GetSeatingRequestInviteesForEvent(eventID string) ([]entities.Invitee, utils.Error) {
toReturn, err := is.da.GetSeatingRequestInviteesForEvent(eventID)
if err != nil {
return []entities.Invitee{}, utils.NewApiError(500, err.Error())
}
return toReturn, nil
}
func (c Coordinator) GetListOfSeatingRequestChoices(eventID string) ([]entities.SeatingRequestChoice, utils.Error) {
iList, err := c.invitees.GetSeatingRequestInviteesForEvent(eventID)
if err != nil {
return []entities.SeatingRequestChoice{}, utils.NewApiError(500, err.Error())
}
return c.encryptInviteesToSeatingRequestChoiceList(iList)
}
func (es eventsService) GetNumAttendingForEvent(eventID string) (int, utils.Error) {
num, err := es.da.GetNumAttendingForEvent(eventID)
if err != nil {
return 0, utils.NewApiError(500, err.Error())
}
return num, nil
}
func (is inviteeService) CreateInviteeFriend(friend *entities.InviteeFriend) utils.Error {
err := is.da.CreateInviteeFriend(friend)
if err != nil {
return utils.NewApiError(500, err.Error())
}
return nil
}
func (es eventsService) IsUserAnAdminForEvent(userID string, eventID string) (bool, utils.Error) {
eAdmin, err := es.da.GetEventAdminRecordForUserAndEventID(userID, eventID)
if err != nil && err.Error() != "record not found" {
return false, utils.NewApiError(500, err.Error())
}
return eAdmin.EventAdminID != "", nil
}
// GetMenuItemsForEvent gets the menu items based on the event id
// eventID. It returns a slice of menu items and any errors that occured.
func (es eventsService) GetMenuItemsForEvent(eventID string) ([]entities.MenuItem, utils.Error) {
items, err := es.da.GetMenuItemsForEvent(eventID)
if err != nil {
return []entities.MenuItem{}, utils.NewApiError(500, err.Error())
}
return items, nil
}
func (es eventsService) CreateEvent(event *entities.Event, userID string) utils.Error {
err := es.da.CreateEvent(event, userID)
if err != nil {
return utils.NewApiError(500, err.Error())
}
return nil
}
func (is inviteeService) GetInviteeFromID(id string) (entities.Invitee, utils.Error) {
invitee, err := is.da.GetInviteeFromID(id)
if err != nil {
return entities.Invitee{}, utils.NewApiError(500, err.Error())
}
return invitee, nil
}
func (es eventsService) GetEvents(userID string) ([]entities.Event, utils.Error) {
events, err := es.da.GetAllEvents(userID)
if err != nil {
return []entities.Event{}, utils.NewApiError(500, err.Error())
}
return events, nil
}
func (c Coordinator) GetEventStats(eventID string, userID string) (EventStats, utils.Error) {
// make sure the user is an admin for this event
isAdmin, err := c.events.IsUserAnAdminForEvent(userID, eventID)
if err != nil {
return EventStats{}, err
} else if !isAdmin {
return EventStats{}, utils.NewApiError(403, "You are not authorized to view the list of invitees for this event!")
}
stats := EventStats{}
stats.NumAttending, err = c.events.GetNumAttendingForEvent(eventID)
if err != nil {
return EventStats{}, utils.NewApiError(500, "Error getting stats!")
}
return stats, nil
}
func (is inviteeService) GetInviteesForEvent(eventId string, p *PaginationService) ([]entities.Invitee, utils.Error) {
invitees, err := is.da.GetAllInviteesForEvent(eventId, p.GetStartNumber(), p.GetSize())
p.SetNumItems(is.da.GetNumberOfInviteesForEvent(eventId))
if err != nil {
return []entities.Invitee{}, utils.NewApiError(500, err.Error())
}
return invitees, nil
}
func (is inviteeService) CreateInviteeForEvent(invitee *entities.Invitee, event entities.Event) utils.Error {
invitee.FkEventID = event.EventID
err := is.da.CreateInvitee(invitee)
if err != nil {
return utils.NewApiError(500, err.Error())
}
return nil
}
func (c Coordinator) encryptSeatingRequestChoice(choice entities.SeatingRequestChoice) (entities.SeatingRequestChoice, utils.Error) {
var err error
choice.FkInviteeRequestID, err = c.encryptFkInviteeRequestID(choice.FkInviteeRequestID)
if err != nil {
return entities.SeatingRequestChoice{}, utils.NewApiError(500, err.Error())
}
return choice, nil
}
func (is inviteeService) SetGuestMenuNote(guestID string, note entities.MenuNote) (entities.MenuNote, utils.Error) {
// make sure that the FkGuestId is set correctly
note.FkGuestID = guestID
updatedNote, err := is.da.SetGuestMenuNote(guestID, note)
if err != nil {
return entities.MenuNote{}, utils.NewApiError(500, err.Error())
}
return updatedNote, nil
}
// GenerateToken will generate a new token for the provided user id
func (as authService) GenerateToken(userID string) (string, utils.Error) {
token := jwt.New(jwt.SigningMethodHS512)
token.Claims["exp"] = time.Now().Add(time.Hour * time.Duration(72)).Unix()
token.Claims["iat"] = time.Now().Unix()
token.Claims["sub"] = userID
tokenString, err := token.SignedString([]byte(os.Getenv("GO_JWT_MIDDLEWARE_KEY")))
if err != nil {
return "", utils.NewApiError(500, err.Error())
}
return tokenString, nil
}
func (c Coordinator) SetGuestMenuChoices(eventID string, guestID string, choices []entities.MenuChoice) ([]entities.MenuChoice, utils.Error) {
items, err := c.events.GetMenuItemsForEvent(eventID)
if err != nil {
return []entities.MenuChoice{}, err
}
if !c.validateMenuChoicesWithMenuItems(choices, items) {
return []entities.MenuChoice{}, utils.NewApiError(400, "So yeah...you had an error in the list of menu choices you sent in. Rejected!")
}
return c.invitees.SetGuestMenuChoices(guestID, choices)
}
func (c Coordinator) GetInviteesForEvent(eventID string, userID string, p *PaginationService) ([]entities.Invitee, utils.Error) {
// make sure the user is an admin for this event
isAdmin, err := c.events.IsUserAnAdminForEvent(userID, eventID)
if err != nil {
return []entities.Invitee{}, err
} else if !isAdmin {
return []entities.Invitee{}, utils.NewApiError(403, "You are not authorized to view the list of invitees for this event!")
}
return c.invitees.GetInviteesForEvent(eventID, p)
}
func (is inviteeService) SetGuestMenuChoices(guestID string, choices []entities.MenuChoice) ([]entities.MenuChoice, utils.Error) {
// make sure that the FkGuestId is set correctly
for key, _ := range choices {
choices[key].FkGuestID = guestID
}
updatedChoices, err := is.da.SetGuestMenuChoices(guestID, choices)
if err != nil {
return []entities.MenuChoice{}, utils.NewApiError(500, err.Error())
}
return updatedChoices, nil
}
// Login will authenticate login credentials from the lUser object
func (as authService) Login(lUser LoginUser) (string, utils.Error) {
lUser.Email = strings.ToLower(lUser.Email)
// get the userlogin object based on the email
dbUser, err := as.da.GetUserLoginFromEmail(lUser.Email)
if err != nil {
return "", utils.NewApiError(401, "Could not find user.")
}
// see if the user login creds are valid
success := as.authenticate(lUser, dbUser)
if !success {
return "", utils.NewApiError(401, "Authentication failed.")
}
// generate a token
token, err := as.GenerateToken(dbUser.FkUserID)
if err != nil {
return "", utils.NewApiError(500, err.Error())
}
return token, nil
}
func (c Coordinator) encryptFkInviteeRequestID(toEncrypt string) (string, utils.Error) {
teByte := []byte(toEncrypt)
newCipher, err := aes.NewCipher([]byte(key))
if err != nil {
return "", utils.NewApiError(500, err.Error())
}
cfb := cipher.NewCFBEncrypter(newCipher, commonIV)
ciphertext := make([]byte, len(teByte))
cfb.XORKeyStream(ciphertext, teByte)
base64Text := make([]byte, base64.StdEncoding.EncodedLen(len(ciphertext)))
base64.StdEncoding.Encode(base64Text, []byte(ciphertext))
return string(base64Text), nil
}
func (c Coordinator) decryptInviteeSeatingRequest(request entities.InviteeSeatingRequest) (entities.InviteeSeatingRequest, utils.Error) {
dbuf := make([]byte, base64.StdEncoding.DecodedLen(len(request.FkInviteeRequestID)))
base64.StdEncoding.Decode(dbuf, []byte(request.FkInviteeRequestID))
toDecrypt := []byte(dbuf)
newCipher, err := aes.NewCipher([]byte(key))
if err != nil {
return entities.InviteeSeatingRequest{}, utils.NewApiError(500, err.Error())
}
cfbdec := cipher.NewCFBDecrypter(newCipher, commonIV)
decrypted := make([]byte, len(toDecrypt))
cfbdec.XORKeyStream(decrypted, toDecrypt)
request.FkInviteeRequestID = string(decrypted)
return request, nil
}
func (c Coordinator) encryptInviteesToSeatingRequestChoiceList(iList []entities.Invitee) ([]entities.SeatingRequestChoice, utils.Error) {
var srcl []entities.SeatingRequestChoice
for _, value := range iList {
src := entities.SeatingRequestChoice{
FkInviteeRequestID: value.InviteeID,
FirstName: value.Self.FirstName,
LastName: value.Self.LastName,
}
eSrc, err := c.encryptSeatingRequestChoice(src)
if err != nil {
return []entities.SeatingRequestChoice{}, utils.NewApiError(500, err.Error())
}
srcl = append(srcl, eSrc)
}
return srcl, nil
}
func (is inviteeService) SetInviteeSeatingRequests(inviteeID string, requests []entities.InviteeSeatingRequest) ([]entities.InviteeSeatingRequest, utils.Error) {
// make sure that the FkGuestId is set correctly
for i := len(requests) - 1; i >= 0; i-- {
requests[i].FkInviteeID = inviteeID
// make sure someone is not setting themselves to be a friend
if requests[i].FkInviteeRequestID == inviteeID {
requests = append(requests[:i], requests[i+1:]...)
} else {
// clear any existing primary keys - remember, we are replacing, not
// updating
requests[i].InviteeSeatingRequestID = ""
}
}
toReturn, err := is.da.SetInviteeSeatingRequests(inviteeID, requests)
if err != nil {
return []entities.InviteeSeatingRequest{}, utils.NewApiError(500, err.Error())
}
return toReturn, nil
}