function collectQueryStringMetrics() {

const metrics = {};

// Function to extract and process a query string parameter

function processQueryString(key, value) {

if (key && value) {

// Sanitize key and value (optional, but recommended)

const sanitizedKey = key.replace(/[^a-zA-Z0-9_-]/g, '_'); // Replace invalid chars with underscore

metrics[sanitizedKey] = {

count: (metrics[sanitizedKey] || 0) + 1,

values: metrics[sanitizedKey].values || [],

};

metrics[sanitizedKey].values.push(value);

}

}

// Get the query string parameters

const queryString = window.location.search;

if (queryString) {

const params = queryString.split('&');

for (const param of params) {

const [key, value] = param.split('=');

processQueryString(key, value);

}

}

return metrics;

}

// Example usage (you'll need to adapt this to your environment)

const metrics = collectQueryStringMetrics();

// Log the metrics (or send them to a server)

console.log(metrics);

// Optionally, you can implement a periodic reporting mechanism

// setInterval(() => {

// console.log("Metrics at:", new Date());

// console.log(metrics);

// }, 60000); // Log every minute