/**
 * Merge bench-C*.json → metrics CSV + P1 summary + pareto SVG.
 *
 * Env:
 *   OPENHANDS_REPORTS_DIR — default artifacts/openhands-reports
 *   P1_METRICS_CSV — default artifacts/openhands-metrics.csv
 *   P1_SUMMARY_JSON — default artifacts/openhands-p1-summary.json
 *   P1_PARETO_SVG — default artifacts/figures/pareto-saved-vs-success.svg
 */
import fs from "fs";
import path from "path";
import {
  aggregateP1,
  loadBenchReports,
  writeMetricsCsv,
  writeParetoSvg,
} from "../../src/benchmark/openhands-aggregate.ts";

const reportsDir = path.resolve(process.env.OPENHANDS_REPORTS_DIR ?? "artifacts/openhands-reports");
const metricsCsv = path.resolve(process.env.P1_METRICS_CSV ?? "artifacts/openhands-metrics.csv");
const summaryJson = path.resolve(process.env.P1_SUMMARY_JSON ?? "artifacts/openhands-p1-summary.json");
const paretoSvg = path.resolve(process.env.P1_PARETO_SVG ?? "artifacts/figures/pareto-saved-vs-success.svg");

const reports = loadBenchReports(reportsDir);
if (reports.length === 0) {
  console.error(`No bench-*.json in ${reportsDir}`);
  process.exit(1);
}

const { csvRows, summary } = aggregateP1(reports);
writeMetricsCsv(csvRows, metricsCsv);
writeParetoSvg(summary.pareto_points, paretoSvg);
fs.mkdirSync(path.dirname(summaryJson), { recursive: true });
fs.writeFileSync(summaryJson, `${JSON.stringify(summary, null, 2)}\n`, "utf-8");

console.log(JSON.stringify(summary, null, 2));
console.error(`Wrote ${metricsCsv}, ${summaryJson}, ${paretoSvg}`);