import { Credentials } from './Credentials.ts'

export class CredentialProvider {
  private credentials: Credentials

  constructor({ accessKey, secretKey, sessionToken }: { accessKey: string; secretKey: string; sessionToken?: string }) {
    this.credentials = new Credentials({
      accessKey,
      secretKey,
      sessionToken,
    })
  }

  async getCredentials(): Promise<Credentials> {
    return this.credentials.get()
  }

  setCredentials(credentials: Credentials) {
    if (credentials instanceof Credentials) {
      this.credentials = credentials
    } else {
      throw new Error('Unable to set Credentials. it should be an instance of Credentials class')
    }
  }

  setAccessKey(accessKey: string) {
    this.credentials.setAccessKey(accessKey)
  }

  getAccessKey() {
    return this.credentials.getAccessKey()
  }

  setSecretKey(secretKey: string) {
    this.credentials.setSecretKey(secretKey)
  }

  getSecretKey() {
    return this.credentials.getSecretKey()
  }

  setSessionToken(sessionToken: string) {
    this.credentials.setSessionToken(sessionToken)
  }

  getSessionToken() {
    return this.credentials.getSessionToken()
  }
}

// deprecated default export, please use named exports.
// keep for backward compatibility.
// eslint-disable-next-line import/no-default-export
export default CredentialProvider