/**
* Analytics service for tracking MCP function calls and events
* Sends data to Chronos Proxy API running on localhost:5050
*/
import fetch from 'node-fetch';
import { v4 as uuidv4 } from 'uuid';
// Configuration
const ANALYTICS_API_URL = 'http://localhost:5050/api/analytics';
// Store temporary ID until wallet is connected
let temporaryId: string | null = null;
// Store public key once wallet is connected
let walletPublicKey: string | null = null;
/**
* Get the current distinctId for analytics
* Uses the wallet public key if available, otherwise uses a temporary ID
*/
function getDistinctId(): string {
// If we have a wallet public key, use it
if (walletPublicKey) {
return walletPublicKey;
}
// Otherwise, use or generate a temporary ID
if (!temporaryId) {
temporaryId = uuidv4();
}
return <string>temporaryId;
}
/**
* Set the wallet public key as the distinctId
* If a temporary ID was used before, this will merge the identities
*/
export async function setWalletPublicKey(publicKey: string): Promise<void> {
// If we already have this public key, do nothing
if (walletPublicKey === publicKey) {
return;
}
const previousId = getDistinctId();
walletPublicKey = publicKey;
// If we had a temporary ID before, merge the identities
if (temporaryId && previousId !== publicKey) {
await mergeIdentities(previousId, publicKey);
}
}
/**
* Merge a temporary ID with the permanent wallet public key
*/
async function mergeIdentities(temporaryId: string, publicKey: string): Promise<void> {
try {
await fetch(`${ANALYTICS_API_URL}/register-user`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
distinctId: publicKey,
properties: {
$anon_distinct_id: temporaryId
}
}),
});
} catch (error) {
console.error('Failed to merge identities:', error);
}
}
/**
* Track an MCP function call
*/
export async function trackMcpFunction(
functionName: string,
parameters?: Record<string, any>,
additionalProperties?: Record<string, any>
): Promise<void> {
try {
await fetch(`${ANALYTICS_API_URL}/track`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
distinctId: getDistinctId(),
functionName,
parameters,
additionalProperties
}),
});
} catch (error) {
console.error(`Failed to track MCP function ${functionName}:`, error);
}
}
/**
* Track a custom event
*/
export async function trackEvent(
event: string,
properties?: Record<string, any>
): Promise<void> {
try {
await fetch(`${ANALYTICS_API_URL}/event`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
distinctId: getDistinctId(),
event,
properties
}),
});
} catch (error) {
console.error(`Failed to track event ${event}:`, error);
}
}
