|
| 1 | +package productcatalog |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "errors" |
| 6 | + "fmt" |
| 7 | + |
| 8 | + "github.com/openmeterio/openmeter/openmeter/productcatalog/feature" |
| 9 | + "github.com/openmeterio/openmeter/pkg/models" |
| 10 | + "github.com/openmeterio/openmeter/pkg/pagination" |
| 11 | +) |
| 12 | + |
| 13 | +type NamespacedFeatureResolver interface { |
| 14 | + Resolve(ctx context.Context, id, key *string) (*feature.Feature, error) |
| 15 | + WithNamespace(namespace string) NamespacedFeatureResolver |
| 16 | +} |
| 17 | + |
| 18 | +func NewNamespacedFeatureResolver(service feature.FeatureConnector, namespace string) NamespacedFeatureResolver { |
| 19 | + r := &namespacedFeatureResolver{ |
| 20 | + service: service, |
| 21 | + namespace: namespace, |
| 22 | + } |
| 23 | + |
| 24 | + return r |
| 25 | +} |
| 26 | + |
| 27 | +var _ NamespacedFeatureResolver = (*namespacedFeatureResolver)(nil) |
| 28 | + |
| 29 | +type namespacedFeatureResolver struct { |
| 30 | + service feature.FeatureConnector |
| 31 | + namespace string |
| 32 | +} |
| 33 | + |
| 34 | +func (r *namespacedFeatureResolver) WithNamespace(namespace string) NamespacedFeatureResolver { |
| 35 | + return &namespacedFeatureResolver{ |
| 36 | + service: r.service, |
| 37 | + namespace: namespace, |
| 38 | + } |
| 39 | +} |
| 40 | + |
| 41 | +func (r *namespacedFeatureResolver) Resolve(ctx context.Context, id, key *string) (*feature.Feature, error) { |
| 42 | + if r.service == nil { |
| 43 | + return nil, errors.New("feature connector is not set") |
| 44 | + } |
| 45 | + |
| 46 | + var featureIDOrKey []string |
| 47 | + |
| 48 | + if id != nil && *id != "" { |
| 49 | + featureIDOrKey = append(featureIDOrKey, *id) |
| 50 | + } |
| 51 | + |
| 52 | + if key != nil && *key != "" { |
| 53 | + featureIDOrKey = append(featureIDOrKey, *key) |
| 54 | + } |
| 55 | + |
| 56 | + if len(featureIDOrKey) == 0 { |
| 57 | + return nil, errors.New("either feature id or key must be provided") |
| 58 | + } |
| 59 | + |
| 60 | + features, err := r.service.ListFeatures(ctx, feature.ListFeaturesParams{ |
| 61 | + IDsOrKeys: featureIDOrKey, |
| 62 | + Namespace: r.namespace, |
| 63 | + IncludeArchived: true, |
| 64 | + Page: pagination.Page{ |
| 65 | + PageSize: 100, |
| 66 | + PageNumber: 1, |
| 67 | + }, |
| 68 | + }) |
| 69 | + if err != nil { |
| 70 | + return nil, fmt.Errorf("failed to fetch feature: %w", err) |
| 71 | + } |
| 72 | + |
| 73 | + if len(features.Items) == 0 { |
| 74 | + return nil, models.NewGenericNotFoundError(errors.New("feature")) |
| 75 | + } |
| 76 | + |
| 77 | + var f feature.Feature |
| 78 | + |
| 79 | + m := make(map[string]struct{}) |
| 80 | + |
| 81 | + for _, f = range features.Items { |
| 82 | + m[f.ID] = struct{}{} |
| 83 | + } |
| 84 | + |
| 85 | + if len(m) != 1 { |
| 86 | + return nil, models.NewGenericConflictError(fmt.Errorf("id and key reference %d different features", len(m))) |
| 87 | + } |
| 88 | + |
| 89 | + return &f, nil |
| 90 | +} |
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