[MM-39060] - A/B Test: Reminder to Join Workspace email (#18894)

* [MM-39060] - A/B Test: Reminder to Join Workspace email

* Fix error and add error handling

* feedback impl

* run make i18n-extract

* improvements

* make i18n-extract

* setup ability to do telemetry on reminder invite emails

* improvement

* add telemetry

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

app/team.go

@@ -1286,7 +1286,7 @@ func (a *App) GetErrorListForEmailsOverLimit(emailList []string, cloudUserLimit
 	return emailList, invitesNotSent, nil
 }
 
-func (a *App) InviteNewUsersToTeamGracefully(emailList []string, teamID, senderId string) ([]*model.EmailInviteWithError, *model.AppError) {
+func (a *App) InviteNewUsersToTeamGracefully(emailList []string, teamID, senderId string, reminderInterval string) ([]*model.EmailInviteWithError, *model.AppError) {
 	if !*a.Config().ServiceSettings.EnableEmailInvitations {
 		return nil, model.NewAppError("InviteNewUsersToTeam", "api.team.invite_members.disabled.app_error", nil, "", http.StatusNotImplemented)
 	}
@@ -1315,9 +1315,14 @@ func (a *App) InviteNewUsersToTeamGracefully(emailList []string, teamID, senderI
 		inviteListWithErrors = append(inviteListWithErrors, invite)
 	}
 
+	var reminderData *model.TeamInviteReminderData
+	if reminderInterval != "" {
+		reminderData = &model.TeamInviteReminderData{Interval: reminderInterval}
+	}
+
 	if len(goodEmails) > 0 {
 		nameFormat := *a.Config().TeamSettings.TeammateNameDisplay
-		eErr := a.Srv().EmailService.SendInviteEmails(team, user.GetDisplayName(nameFormat), user.Id, goodEmails, a.GetSiteURL())
+		eErr := a.Srv().EmailService.SendInviteEmails(team, user.GetDisplayName(nameFormat), user.Id, goodEmails, a.GetSiteURL(), reminderData)
 		if eErr != nil {
 			switch {
 			case errors.Is(eErr, email.NoRateLimiterError):
@@ -1472,7 +1477,7 @@ func (a *App) InviteNewUsersToTeam(emailList []string, teamID, senderId string)
 	}
 
 	nameFormat := *a.Config().TeamSettings.TeammateNameDisplay
-	eErr := a.Srv().EmailService.SendInviteEmails(team, user.GetDisplayName(nameFormat), user.Id, emailList, a.GetSiteURL())
+	eErr := a.Srv().EmailService.SendInviteEmails(team, user.GetDisplayName(nameFormat), user.Id, emailList, a.GetSiteURL(), nil)
 	if eErr != nil {
 		switch {
 		case errors.Is(eErr, email.NoRateLimiterError):