1package flavors
2
3import (
4	"github.com/gophercloud/gophercloud"
5	"github.com/gophercloud/gophercloud/pagination"
6)
7
8// Provider represents a provider for a particular flavor.
9type Provider struct {
10	// Specifies the name of the provider. The name must not exceed 64 bytes in
11	// length and is limited to unicode, digits, underscores, and hyphens.
12	Provider string `json:"provider"`
13	// Specifies a list with an href where rel is provider_url.
14	Links []gophercloud.Link `json:"links"`
15}
16
17// Flavor represents a mapping configuration to a CDN provider.
18type Flavor struct {
19	// Specifies the name of the flavor. The name must not exceed 64 bytes in
20	// length and is limited to unicode, digits, underscores, and hyphens.
21	ID string `json:"id"`
22	// Specifies the list of providers mapped to this flavor.
23	Providers []Provider `json:"providers"`
24	// Specifies the self-navigating JSON document paths.
25	Links []gophercloud.Link `json:"links"`
26}
27
28// FlavorPage is the page returned by a pager when traversing over a
29// collection of CDN flavors.
30type FlavorPage struct {
31	pagination.SinglePageBase
32}
33
34// IsEmpty returns true if a FlavorPage contains no Flavors.
35func (r FlavorPage) IsEmpty() (bool, error) {
36	flavors, err := ExtractFlavors(r)
37	return len(flavors) == 0, err
38}
39
40// ExtractFlavors extracts and returns Flavors. It is used while iterating over
41// a flavors.List call.
42func ExtractFlavors(r pagination.Page) ([]Flavor, error) {
43	var s struct {
44		Flavors []Flavor `json:"flavors"`
45	}
46	err := (r.(FlavorPage)).ExtractInto(&s)
47	return s.Flavors, err
48}
49
50// GetResult represents the result of a get operation.
51type GetResult struct {
52	gophercloud.Result
53}
54
55// Extract is a function that extracts a flavor from a GetResult.
56func (r GetResult) Extract() (*Flavor, error) {
57	var s *Flavor
58	err := r.ExtractInto(&s)
59	return s, err
60}
61