Microsoft365: Get Group Member List

// Get Microsoft365 Group Member List via Microsoft Graph API v1.0 (ver. 202211)
// (c) 2022, Questetra, Inc. (the MIT License)

//// == Config Retrieving ==
const oauth2  = configs.get( "conf_OAuth2" ) + "";

const groupId = configs.get( "conf_groupId" ) + "";
let count = 100;
if ( configs.get( "conf_count" ) ) {
  count = configs.get( "conf_count" ) + "";
}

const dataId_list     = configs.get( "conf_list" );
const dataId_nextLink = configs.get( "conf_nextLink" );
const dataId_log      = configs.get( "conf_log" );

//// == Calculating ==
let accessLog = "";
let uri = "https://graph.microsoft.com/v1.0/groups/" + groupId + "/members?$top=" + count;
let response = httpClient.begin()
  .authSetting( oauth2 )
  .get( uri );
accessLog += "---GET request--- " + response.getStatusCode() + "\n";
accessLog += response.getResponseAsString() + "\n";


//// == Data Updating ==
const status = response.getStatusCode();

if( status >= 300 ){
  engine.log(accessLog);
  throw `Failed in DELETE request. status: ${status}`;
} else {
  const jsonObj = JSON.parse( response.getResponseAsString() );
  const values = jsonObj.value;
  let list = "";
  for (let i = 0; i < values.length; i++) {
    let value = values[i];
    list += value.mail + "\n";
  }
  engine.setDataByNumber( dataId_list, list );

  if( dataId_nextLink !== "" ){
    engine.setDataByNumber( dataId_nextLink, jsonObj['@odata.nextLink'] );
  }

}
if( dataId_log !== "" ){
  engine.setDataByNumber( dataId_log, accessLog );
}