Function formatX402Cost

src/services/x402/tracker.ts:48–81

()

/** Format x402 payment summary for display */
export function formatX402Cost(): string {
  if (sessionPayments.length === 0) {
    return ''
  }

  const lines: string[] = []
  lines.push(
    `x402 payments:         $${sessionTotalUSD.toFixed(4)} (${sessionPayments.length} ${sessionPayments.length === 1 ? 'payment' : 'payments'})`,
  )

  // Group by resource domain
  const byDomain: Record<string, { count: number; totalUSD: number }> = {}
  for (const payment of sessionPayments) {
    try {
      const domain = new URL(payment.resource).hostname
      if (!byDomain[domain]) {
        byDomain[domain] = { count: 0, totalUSD: 0 }
      }
      byDomain[domain].count += 1
      byDomain[domain].totalUSD += payment.amountUSD
    } catch {
      // Skip malformed URLs
    }
  }

  for (const [domain, stats] of Object.entries(byDomain)) {
    lines.push(
      `${domain}:`.padStart(21) +
        `  ${formatNumber(stats.count)} ${stats.count === 1 ? 'request' : 'requests'} ($${stats.totalUSD.toFixed(4)})`,
    )
  }

  return chalk.dim(lines.join('\n'))
}