#!/usr/bin/env node

/**
 * gather-metrics.js - Collects CI and repo metrics for analysis.
 *
 * This script is a placeholder. In a future iteration, it will use the GitHub API (via Octokit)
 * to fetch data on workflow runs, pull requests, and repository contents to compute the metrics defined in docs/METRICS.md.
 */

console.log("🔍 Gathering CI and repository metrics...");

// Placeholder for CI failure analysis:
console.log("Analyzing recent CI workflow runs...");
// TODO: Use Octokit to list recent workflow runs and count failures by category (lint, test, etc.).

// Placeholder for PR cycle time:
console.log("Calculating PR merge durations...");
// TODO: Fetch recent merged PRs, compute time from open to merge for each, derive medians.

// Placeholder for formatting churn:
console.log("Computing formatting vs code change ratio...");
// TODO: Perhaps analyze a sample of recent PR diffs or commits for percentage of whitespace-only changes.

// Placeholder for lint rule churn:
console.log("Checking lint rule changes...");
// TODO: Could track changes to ESLint config or count of disable comments over time.

console.log("✅ Metrics collection complete (stub).");

// TODO: Implement proper error handling and exit codes when real metrics collection is added.
// Exit with success (always, since this is a stub).
process.exit(0);