// New creates o.
func (os Offers) New(o offer.Offer) (offer.Offer, error) {
o.ID = tigertonic.RandomBase62String(8)
o.Created = time.Now().UTC()
o.Deleted = time.Time{}
o.Updated = time.Time{}
if err := o.Validate(); err != nil {
return offer.Offer{}, err
}
os.Configuration.OfferRepository.Store(o)
return o, nil
}
// Delete deletes o.
func (os Offers) Delete(o offer.Offer) (offer.Offer, error) {
o, ok := os.Configuration.OfferRepository.Load(o.ID)
if !ok {
return offer.Offer{}, fmt.Errorf("invalid id: %q", o.ID)
}
if !o.Deleted.IsZero() {
return offer.Offer{}, fmt.Errorf("invalid id: %q", o.ID)
}
o.Deleted = time.Now().UTC()
os.Configuration.OfferRepository.Store(o)
return o, nil
}
// Set updates o.
func (os Offers) Set(o offer.Offer) (offer.Offer, error) {
var old, ok = os.Configuration.OfferRepository.Load(o.ID)
if !ok {
return offer.Offer{}, fmt.Errorf("invalid id: %q", o.ID)
}
if !old.Deleted.IsZero() {
return offer.Offer{}, fmt.Errorf("invalid id: %q", o.ID)
}
o.Created = old.Created
o.Deleted = old.Deleted
o.Updated = time.Now().UTC()
if err := o.Validate(); err != nil {
return offer.Offer{}, err
}
os.Configuration.OfferRepository.Store(o)
return o, nil
}