zkverifyjs/dist/esm/api/close/index.js

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export async function closeSession(provider) {
  if (!provider) {
    return;
  }
  const disconnectWithRetries = async (name, disconnectFn, isConnectedFn) => {
    let retries = 5;
    while (retries > 0) {
      try {
        await disconnectFn();
        if (!isConnectedFn()) return;
      } catch (error) {
        console.debug(`Retrying ${name} disconnect due to error:`, error);
      }
      retries--;
      await new Promise(resolve => setTimeout(resolve, 500));
    }
    console.warn(`Failed to disconnect ${name} after 5 attempts.`);
  };
  try {
    const apiInstances = provider._apis;
    if (apiInstances?.length) {
      await Promise.all(apiInstances.map(async api => {
        if (api?.isConnected) {
          await api.disconnect();
        }
      }));
    }
  } catch (error) {
    console.debug('Error while unsubscribing API instances:', error);
  }
  try {
    if ('removeAllListeners' in provider) {
      provider.removeAllListeners();
    }
  } catch (error) {
    console.debug('Error while removing event listeners:', error);
  }
  if (provider.isConnected) {
    try {
      await disconnectWithRetries('Provider', () => provider.disconnect(), () => provider.isConnected);
    } catch (error) {
      console.warn('Provider disconnection failed:', error);
    }
  }
}