Errors

{
  "error": {
    "code": "invalid_params",
    "message": "limit must be between 1 and 100",
    "docs_url": "https://repull.dev/docs/errors/invalid_params",
    "example": "curl https://api.repull.dev/v1/listings?limit=50 ..."
  }
}

import { Repull } from '@repull/sdk'

const repull = new Repull({ apiKey: process.env.REPULL_KEY! })

async function safeCall<T>(fn: () => Promise<T>): Promise<T | null> {
  try {
    return await fn()
  } catch (err: any) {
    switch (err.code) {
      // 1. Bad input — fix the request, do not retry verbatim
      case 'invalid_params':
      case 'invalid_body':
      case 'invalid_param':
      case 'invalid_action':
      case 'invalid_type':
      case 'unknown_params':
      case 'invalid_provider':
      case 'airbnb_rejected': // Airbnb refused the change; error.message has its reason
        console.error('Bad request:', err.message)
        return null

      // 2. Auth / permissions — surface to operator, do not retry
      case 'unauthorized':
      case 'forbidden':
      case 'invalid_credentials':
      case 'connection_reauth_required': // reconnect the channel, then retry
      case 'listing_not_api_connected': // the host must turn on API sync for THIS listing in Airbnb
        console.error('Auth failure:', err.message)
        return null

      // 3. Resource state — re-fetch and decide
      case 'not_found':
      case 'invalid_state':
      case 'no_connection':
      case 'session_expired':
      case 'session_terminal':
      case 'provider_unavailable':
        return null

      // 4. Transient — back off and retry
      case 'rate_limited':
      case 'rate_limit_exceeded':
      case 'airbnb_rate_limited':
      case 'airbnb_error': // Airbnb outage or timeout
      case 'internal_error':
        await new Promise(r => setTimeout(r, 1000))
        return await fn()

      default:
        throw err
    }
  }
}