Established Participants and Tickets model. Migrated concepts.

email.go

@@ -122,25 +122,36 @@ func (app *App) eventName() string {
 	return "the event"
 }
 
-// sendTokenEmail sends a volunteer token link to the attendee's email address.
-func (app *App) sendTokenEmail(a Attendee) error {
-	if a.Email == "" {
-		return fmt.Errorf("attendee has no email address")
+// sendTicketTokenEmail sends a volunteer token link for a ticket to its participant's email.
+func (app *App) sendTicketTokenEmail(tk Ticket) error {
+	if tk.Code == nil || *tk.Code == "" {
+		return fmt.Errorf("ticket has no code")
 	}
-	if a.VolunteerToken == nil || *a.VolunteerToken == "" {
-		return fmt.Errorf("attendee has no volunteer token")
+	if tk.ParticipantID == nil {
+		return fmt.Errorf("ticket has no participant")
+	}
+	p, err := app.getParticipant(*tk.ParticipantID)
+	if err != nil || p == nil {
+		return fmt.Errorf("participant not found")
+	}
+	if p.Email == "" {
+		return fmt.Errorf("participant has no email address")
 	}
 
 	cfg := app.loadSMTPConfig()
 	eventName := app.eventName()
-	link := fmt.Sprintf("%s/v/%s", app.resolveBaseURL(), *a.VolunteerToken)
+	link := fmt.Sprintf("%s/v/%s", app.resolveBaseURL(), *tk.Code)
+	name := p.PreferredName
+	if name == "" {
+		name = tk.Name
+	}
 	subject := fmt.Sprintf("Your volunteer link for %s", eventName)
 	body := fmt.Sprintf(
 		"Hi %s,\n\nThank you for volunteering at %s!\n\nYour volunteer token: %s\nYour signup link: %s\n\nUse this link to sign up for available shifts in your department.\n\nSee you there!\n",
-		a.Name, eventName, *a.VolunteerToken, link,
+		name, eventName, *tk.Code, link,
 	)
 
-	return sendEmail(cfg, a.Email, subject, body)
+	return sendEmail(cfg, p.Email, subject, body)
 }
 
 func (app *App) sendConfirmationEmail(to, name, confirmToken string) error {