/*
 * Audit logging utilities for SaaS VOC Cloud Functions
 */

/**
 * Safely serialize a value, removing sensitive fields
 */
function safeValue(value, depth) {
  if (depth > 5 || value === null || value === undefined) return value;
  if (value instanceof Date) return value;
  if (Array.isArray(value)) return value.slice(0, 100).map((item) => safeValue(item, depth + 1));
  if (typeof value !== 'object') return value;
  const output = {};
  Object.keys(value).slice(0, 100).forEach((key) => {
    if (/token|secret|password|credential|authorization|master/i.test(key)) return;
    output[key] = safeValue(value[key], depth + 1);
  });
  return output;
}

/**
 * Generate a unique public ID
 */
function publicId() {
  return 'cf-' + Date.now().toString(36) + '-' + Math.random().toString(36).slice(2, 10);
}

/**
 * Get user ID from active request
 */
function getUserId() {
  return Parse?.request?.user?.id || null;
}

/**
 * Append an audit log entry
 */
async function appendAudit(workspaceId, action, entityType, entityId, metadata) {
  const audit = new Parse.Object('VocAuditLog');
  audit.set('publicId', publicId());
  audit.set('workspaceId', workspaceId);
  audit.set('actorUserId', getUserId());
  audit.set('action', action);
  audit.set('entityType', entityType);
  audit.set('entityId', entityId || null);
  audit.set('metadata', safeValue(metadata || {}, 0));
  await audit.save(null, { useMasterKey: true });
}

/*
// module.exports = {
//   appendAudit,
// };
*/