Function run

hooks_src/cost-tracker.js:180–350

()

}

function run() {
  const policy = readPolicy();
  if (!policy.enabled) {
    process.exit(0);
  }

  const now = Date.now();
  const state = readState();

  // Time gate: skip if we checked recently
  if (state && state.lastCheckMs && (now - state.lastCheckMs) < policy.checkIntervalMs) {
    process.exit(0);
  }

  // Load the Claude runtime token adapter
  let sessionTokens;
  try {
    sessionTokens = require(path.join(PLUGIN_ROOT, 'runtimes', 'claude-code', 'adapters', 'session-tokens'));
  } catch {
    process.exit(0); // module not available
  }

  // Find current session
  const sessionId = sessionTokens.getCurrentSessionId();
  if (!sessionId) {
    process.exit(0);
  }

  // Read real token data
  const result = sessionTokens.readSessionTokens(sessionId);
  if (!result || result.combined.messages === 0) {
    writeState({ lastCheckMs: now, sessionId, lastThresholdIndex: -1 });
    process.exit(0);
  }

  const cost = sessionTokens.computeCost(result.combined);
  const tokens = result.combined;

  // Calculate duration and burn rate
  let durationMin = 0;
  let burnRate = 0;
  if (tokens.first_timestamp && tokens.last_timestamp) {
    durationMin = Math.max(1, Math.round(
      (new Date(tokens.last_timestamp) - new Date(tokens.first_timestamp)) / 60000
    ));
    burnRate = cost / durationMin;
  }

  // Find which threshold we've crossed
  const thresholds = policy.thresholds.sort((a, b) => a - b);
  let currentThresholdIndex = -1;
  for (let i = thresholds.length - 1; i >= 0; i--) {
    if (cost >= thresholds[i]) {
      currentThresholdIndex = i;
      break;
    }
  }