import {ClientRepository, OAuth2Client, isOAuth2Client} from '../types'
import {Awaitable, ErrorWithContext, Maybe} from '../../../util'
import {Inject, Injectable} from '../../../di'
import {Config} from '../../../service/Config'

@Injectable()
export class ConfigClientRepository extends ClientRepository {
    @Inject()
    protected readonly config!: Config

    find(id: string): Awaitable<Maybe<OAuth2Client>> {
        const client = this.config.get(`oauth2.clients.${id}`)
        if ( !isOAuth2Client(client) ) {
            throw new ErrorWithContext('Invalid OAuth2 client configuration', {
                id,
                client,
            })
        }

        return client
    }
}