ifndef NoLib1400401
lib 1400401
endifndef

import com.google.api.client.googleapis.auth.oauth2.*;

import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.extensions.java6.auth.oauth2.AuthorizationCodeInstalledApp;
import com.google.api.client.extensions.jetty.auth.oauth2.LocalServerReceiver;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeFlow;
import com.google.api.client.googleapis.auth.oauth2.GoogleClientSecrets;
import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.http.HttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.jackson2.JacksonFactory;

sclass GoogleAccess {
  GoogleCredential credential;
  
  simplyCached HttpTransport transport() ctex {
    ret GoogleNetHttpTransport.newTrustedTransport();
  }
  
  simplyCached JsonFactory jsonFactory() ctex {
    ret JacksonFactory.getDefaultInstance();
  }
  
  simplyCached GoogleClientSecrets clientSecrets() ctex {
    temp InputStream in = newFileInputStream(javaxSecretDir("google-botcompany-credentials.json"));
    ret GoogleClientSecrets.load(jsonFactory(), new InputStreamReader(in));
  }

  GoogleCredential credentialFromTokens(S accessToken, S refreshToken) {
    ret credential = new GoogleCredential.Builder()
      .setTransport(transport())
      .setJsonFactory(jsonFactory())
      .setClientSecrets(clientSecrets())
      .build()
      .setAccessToken(accessToken)
      .setRefreshToken(refreshToken);
  }
  
  GoogleCredential credentialFromJavaXSecret() ctex {
    ret GoogleCredential.fromStream(
      fileInputStream(assertFileExists(javaxSecretDir("google-access.json")));
  }
}