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75 lines
2.7 KiB
75 lines
2.7 KiB
import {
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AbstractFactory,
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Container,
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DependencyRequirement,
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PropertyDependency,
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isInstantiable,
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DEPENDENCY_KEYS_METADATA_KEY,
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DEPENDENCY_KEYS_PROPERTY_METADATA_KEY, Instantiable, FactoryProducer,
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} from '../../../di'
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import {Collection, ErrorWithContext} from '../../../util'
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import {Config} from '../../../service/Config'
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import {ClientRepository} from '../types'
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import {ConfigClientRepository} from './ConfigClientRepository'
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/**
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* A dependency injection factory that matches the abstract ClientRepository class
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* and produces an instance of the configured repository driver implementation.
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*/
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@FactoryProducer()
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export class ClientRepositoryFactory extends AbstractFactory<ClientRepository> {
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protected get config(): Config {
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return Container.getContainer().make<Config>(Config)
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}
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produce(): ClientRepository {
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return new (this.getClientRepositoryClass())()
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}
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match(something: unknown): boolean {
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return something === ClientRepository
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}
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getDependencyKeys(): Collection<DependencyRequirement> {
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const meta = Reflect.getMetadata(DEPENDENCY_KEYS_METADATA_KEY, this.getClientRepositoryClass())
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if ( meta ) {
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return meta
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}
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return new Collection<DependencyRequirement>()
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}
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getInjectedProperties(): Collection<PropertyDependency> {
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const meta = new Collection<PropertyDependency>()
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let currentToken = this.getClientRepositoryClass()
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do {
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const loadedMeta = Reflect.getMetadata(DEPENDENCY_KEYS_PROPERTY_METADATA_KEY, currentToken)
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if ( loadedMeta ) {
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meta.concat(loadedMeta)
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}
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currentToken = Object.getPrototypeOf(currentToken)
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} while (Object.getPrototypeOf(currentToken) !== Function.prototype && Object.getPrototypeOf(currentToken) !== Object.prototype)
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return meta
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}
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/**
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* Return the instantiable class of the configured client repository backend.
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* @protected
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* @return Instantiable<ClientRepository>
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*/
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protected getClientRepositoryClass(): Instantiable<ClientRepository> {
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const ClientRepositoryClass = this.config.get('oauth2.repository.client', ConfigClientRepository)
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if ( !isInstantiable(ClientRepositoryClass) || !(ClientRepositoryClass.prototype instanceof ClientRepository) ) {
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const e = new ErrorWithContext('Provided client repository class does not extend from @extollo/lib.ClientRepository')
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e.context = {
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configKey: 'oauth2.repository.client',
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class: ClientRepositoryClass.toString(),
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}
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}
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return ClientRepositoryClass
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}
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}
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