// 使用Google API客户端库获取令牌的示例
const {google} = require('googleapis');
const analytics = google.analytics('v3');

const oauth2Client = new google.auth.OAuth2(
  'YOUR_CLIENT_ID',
  'YOUR_CLIENT_SECRET',
  'YOUR_REDIRECT_URL'
);

// 设置访问令牌
oauth2Client.setCredentials({
  access_token: 'YOUR_ACCESS_TOKEN',
  refresh_token: 'YOUR_REFRESH_TOKEN'
});

google.options({auth: oauth2Client});

// 使用Google Analytics API v3的示例
analytics.data.ga.get({
  'ids': 'ga:XXXXXX', // 视图ID
  'start-date': '7daysAgo',
  'end-date': 'today',
  'metrics': 'ga:sessions,ga:pageviews',
  'dimensions': 'ga:country,ga:city',
  'sort': '-ga:sessions',
  'filters': 'ga:country==United States',
  'max-results': 10
}, (err, response) => {
  if (err) {
    console.error('Error:', err);
    return;
  }
  console.log('Response:', response.data);
});

const request = {
  resource: {
    reportRequests: [
      {
        viewId: 'XXXXXX',
        dateRanges: [
          {
            startDate: '7daysAgo',
            endDate: 'today'
          }
        ],
        metrics: [
          {expression: 'ga:sessions'},
          {expression: 'ga:pageviews'}
        ],
        dimensions: [
          {name: 'ga:country'},
          {name: 'ga:city'}
        ],
        orderBys: [
          {
            fieldName: 'ga:sessions',
            sortOrder: 'DESCENDING'
          }
        ],
        dimensionFilterClauses: [
          {
            filters: [
              {
                dimensionName: 'ga:country',
                operator: 'EXACT',
                expressions: ['United States']
              }
            ]
          }
        ],
        pageSize: 10
      }
    ]
  }
};

analyticsreporting.reports.batchGet(request, (err, response) => {
  if (err) {
    console.error('Error:', err);
    return;
  }
  console.log('Response:', response.data);
});