@backstage/core-plugin-api

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Core API used by Backstage plugins

Enumerations

Enumeration	Description
FeatureFlagState	Enum representing the state of a feature flag (inactive/active).
SessionState	Session state values passed to subscribers of the SessionApi.

Functions

Function	Description
attachComponentData(component, type, data)	Stores data related to a component in a global store.
createApiFactory(factory)	Used to infer types for a standalone ApiFactory that isn't immediately passed to another function.
createApiFactory(api, instance)	Used to infer types for a standalone ApiFactory that isn't immediately passed to another function.
createApiRef(config)	Creates a reference to an API.
createComponentExtension(options)	Plain React component extension.
createExternalRouteRef(options)	Creates a route descriptor, to be later bound to a concrete route by the app. Used to implement cross-plugin route references.
createPlugin(config)	Creates Backstage Plugin from config.
createReactExtension(options)	Used by createComponentExtension() and createRoutableExtension().
createRoutableExtension(options)	Extension for components that can have its own URL route (top-level pages, tabs etc.).
createRouteRef(config)	Create a RouteRef from a route descriptor.
createSubRouteRef(config)	Create a SubRouteRef from a route descriptor.
getComponentData(node, type)	Retrieves data attached to a component.
useAnalytics()	Gets a pre-configured analytics tracker.
useApi(apiRef)	React hook for retrieving APIs.
useApiHolder()	React hook for retrieving ApiHolder, an API catalog.
useElementFilter(node, filterFn, dependencies)	useElementFilter is a utility that helps you narrow down and retrieve data from a React element tree, typically operating on the children property passed in to a component.
useRouteRef(routeRef)	React hook for constructing URLs to routes.
useRouteRef(routeRef)	React hook for constructing URLs to routes.
useRouteRefParams(_routeRef)	React hook for retrieving dynamic params from the current URL.
withApis(apis)	Wrapper for giving component an API context.

Interfaces

Interface	Description
ElementCollection	A querying interface tailored to traversing a set of selected React elements and extracting data.
FeatureFlagsApi	The feature flags API is used to toggle functionality to users across plugins and Backstage.
StorageApi	Provides a key-value persistence API.

Variables

Variable	Description
alertApiRef	The ApiRef of AlertApi.
analyticsApiRef	The ApiRef of AnalyticsApi.
AnalyticsContext	Provides components in the child react tree an Analytics Context, ensuring all analytics events captured within the context have relevant attributes.
appThemeApiRef	The ApiRef of AppThemeApi.
atlassianAuthApiRef	Provides authentication towards Atlassian APIs.
bitbucketAuthApiRef	Provides authentication towards Bitbucket APIs.
bitbucketServerAuthApiRef	Provides authentication towards Bitbucket Server APIs.
configApiRef	The ApiRef of ConfigApi.
discoveryApiRef	The ApiRef of DiscoveryApi.
errorApiRef	The ApiRef of ErrorApi.
featureFlagsApiRef	The ApiRef of FeatureFlagsApi.
fetchApiRef	The ApiRef of FetchApi.
githubAuthApiRef	Provides authentication towards GitHub APIs.
gitlabAuthApiRef	Provides authentication towards GitLab APIs.
googleAuthApiRef	Provides authentication towards Google APIs and identities.
identityApiRef	The ApiRef of IdentityApi.
microsoftAuthApiRef	Provides authentication towards Microsoft APIs and identities.
oauthRequestApiRef	The ApiRef of OAuthRequestApi.
oktaAuthApiRef	Provides authentication towards Okta APIs.
oneloginAuthApiRef	Provides authentication towards OneLogin APIs.
storageApiRef	The ApiRef of StorageApi.
useApp	React hook providing AppContext.
vmwareCloudAuthApiRef	Provides authentication towards VMware Cloud APIs and identities.

Type Aliases

Type Alias	Description
AlertApi	The alert API is used to report alerts to the app, and display them to the user.
AlertMessage	Message handled by the AlertApi.
AnalyticsApi	The Analytics API is used to track user behavior in a Backstage instance.
AnalyticsContextValue	Analytics context envelope.
AnalyticsEvent	Represents an event worth tracking in an analytics system that could inform how users of a Backstage instance are using its features.
AnalyticsEventAttributes	A structure allowing other arbitrary metadata to be provided by analytics event emitters.
AnalyticsTracker	Represents a tracker with methods that can be called to track events in a configured analytics service.
AnyApiFactory	Catch-all ApiFactory type.
AnyApiRef	Catch-all ApiRef type.
AnyExternalRoutes	Catch-all type for ExternalRouteRefs.
AnyParams
AnyRouteRefParams	Catch-all type for route params.
AnyRoutes	Catch-all route type.
ApiFactory	Describes type returning API implementations.
ApiHolder	Provides lookup of APIs through their ApiRefs.
ApiRef	API reference.
ApiRefConfig	API reference configuration - holds an ID of the referenced API.
AppComponents	A set of replaceable core components that are part of every Backstage app.
AppContext	The central context providing runtime app specific state that plugin views want to consume.
AppTheme	Describes a theme provided by the app.
AppThemeApi	The AppThemeApi gives access to the current app theme, and allows switching to other options that have been registered as a part of the App.
AuthProviderInfo	Information about the auth provider.
AuthRequestOptions	Configuration of an authentication request.
BackstageIdentityApi	This API provides access to the user's identity within Backstage.
BackstageIdentityResponse	Token and Identity response, with the users claims in the Identity.
BackstagePlugin	Plugin type.
BackstageUserIdentity	User identity information within Backstage.
BootErrorPageProps	Props for the BootErrorPage component of AppComponents.
CommonAnalyticsContext	Common analytics context attributes.
ComponentLoader	Lazy or synchronous retrieving of extension components.
ConfigApi	The Config API is used to provide a mechanism to access the runtime configuration of the system.
DiscoveryApi	The discovery API is used to provide a mechanism for plugins to discover the endpoint to use to talk to their backend counterpart.
ErrorApi	The error API is used to report errors to the app, and display them to the user.
ErrorApiError	Mirrors the JavaScript Error class, for the purpose of providing documentation and optional fields.
ErrorApiErrorContext	Provides additional information about an error that was posted to the application.
ErrorBoundaryFallbackProps	Props for the fallback error boundary.
Extension	Plugin extension type.
ExternalRouteRef	Route descriptor, to be later bound to a concrete route by the app. Used to implement cross-plugin route references.
FeatureFlag	Feature flag descriptor.
FeatureFlagsHooks	Interface for registering feature flags hooks.
FeatureFlagsSaveOptions	Options to use when saving feature flags.
FetchApi	A wrapper for the fetch API, that has additional behaviors such as the ability to automatically inject auth information where necessary.
IconComponent	IconComponent is the common icon type used throughout Backstage when working with and rendering generic icons, including the app system icons.
IdentityApi	The Identity API used to identify and get information about the signed in user.
MakeSubRouteRef	Creates a SubRouteRef type given the desired parameters and parent route parameters. The parameters types are merged together while ensuring that there is no overlap between the two.
MergeParams	Merges a param object type with an optional params type into a params object.
OAuthApi	This API provides access to OAuth 2 credentials. It lets you request access tokens, which can be used to act on behalf of the user when talking to APIs.
OAuthRequestApi	Provides helpers for implemented OAuth login flows within Backstage.
OAuthRequester	Function used to trigger new auth requests for a set of scopes.
OAuthRequesterOptions	Describes how to handle auth requests. Both how to show them to the user, and what to do when the user accesses the auth request.
OAuthScope	An array of scopes, or a scope string formatted according to the auth provider, which is typically a space separated list.
OpenIdConnectApi	This API provides access to OpenID Connect credentials. It lets you request ID tokens, which can be passed to backend services to prove the user's identity.
OptionalParams	Optional route params.
ParamKeys	Type describing the key type of a route parameter mapping.
ParamNames	Used in PathParams type declaration.
ParamPart	Used in PathParams type declaration.
PathParams	This utility type helps us infer a Param object type from a string path For example, /foo/:bar/:baz inferred to { bar: string, baz: string }
PendingOAuthRequest	An pending auth request for a single auth provider. The request will remain in this pending state until either reject() or trigger() is called.
PluginConfig	Plugin descriptor type.
PluginFeatureFlagConfig	Plugin feature flag configuration.
ProfileInfo	Profile information of the user.
ProfileInfoApi	This API provides access to profile information of the user from an auth provider.
RouteFunc	TS magic for handling route parameters.
RouteRef	Absolute route reference.
SessionApi	The SessionApi provides basic controls for any auth provider that is tied to a persistent session.
SignInPageProps	Props for the SignInPage component of AppComponents.
StorageValueSnapshot	A snapshot in time of the current known value of a storage key.
SubRouteRef	Descriptor of a route relative to an absolute RouteRef.
TypesToApiRefs	Wraps a type with API properties into a type holding their respective ApiRefs.