func setTo(mail *sendgrid.SGMail, event *Event) (*sendgrid.SGMail, error) {
err := mail.AddTo(event.User.Email)
if err != nil {
return nil, err
}
return mail, nil
}
func setBody(mail *sendgrid.SGMail, event *Event) (*sendgrid.SGMail, error) {
if event.Body == nil {
return nil, ErrSendgridBodyEmpty
}
bodyType := event.Body.Type
switch bodyType {
case HtmlBodyType:
mail.SetHTML(event.Body.Content)
case TextBodyType:
mail.SetText(event.Body.Content)
}
return mail, nil
}
func setFrom(mail *sendgrid.SGMail, event *Event) (*sendgrid.SGMail, error) {
from, ok := event.Properties["from"]
if !ok {
from = DefaultFromAddress
}
if err := mail.SetFrom(from.(string)); err != nil {
return nil, err
}
fromName, ok := event.Properties["fromName"]
if !ok {
fromName = DefaultFromName
}
mail.SetFromName(fromName.(string))
return mail, nil
}
func setSubject(mail *sendgrid.SGMail, event *Event) (*sendgrid.SGMail, error) {
mail.SetSubject(event.Name)
return mail, nil
}