The Add service

add.go

// quoteKey returns the key used for all quote entries.
func quoteKey(c context.Context) *datastore.Key {
	return datastore.NewKey(c, "Quote", "default_quote", 0, nil)
}

// Add creates a new quote given the fields in AddRequest, stores it in the
// datastore, and returns it.
func (QuotesAPI) Add(c context.Context, r *AddRequest) (*Quote, error) {
	// We set the same parent key on every Quote entity to ensure each Quote
	// is in the same entity group. Queries across the single entity group
	// will be consistent.
	k := datastore.NewIncompleteKey(c, "Quote", quoteKey(c))

	t := &Quote{Author: r.Author, Message: r.Message}

	k, err := datastore.Put(c, k, t)
	if err != nil {
		return nil, err
	}
	t.UID = k
	return t, nil
}