AI Agents for WooCommerce

const BASE = `${process.env.WC_URL}/wp-json/wc/v3`
const AUTH = 'Basic ' + Buffer
  .from(`${process.env.WC_KEY}:${process.env.WC_SECRET}`)
  .toString('base64')

// A live conversation cannot wait for a cold WordPress query. Sixty seconds of
// cache removes the repeat lookups within one call without going stale.
const cache = new Map()
const TTL = 60_000

export async function orderStatus({ order_id, email }) {
  const key = `order:${order_id}`
  const hit = cache.get(key)
  if (hit && Date.now() - hit.at < TTL) return hit.value

  const ctl = new AbortController()
  const timer = setTimeout(() => ctl.abort(), 3000)   // never outlive the tool timeout

  try {
    const res = await fetch(`${BASE}/orders/${encodeURIComponent(order_id)}`, {
      headers: { Authorization: AUTH },
      signal: ctl.signal
    })
    if (!res.ok) return { found: false, reason: res.status === 404 ? 'not_found' : 'lookup_failed' }

    const order = await res.json()
    if (email && order.billing?.email?.toLowerCase() !== email.toLowerCase()) {
      return { found: false, reason: 'mismatch' }
    }

    const value = {
      found: true,
      status: order.status,                       // processing | completed | …
      placed_at: order.date_created,
      items: order.line_items?.length ?? 0,
      tracking_url: order.meta_data
        ?.find((m) => /tracking[_-]?url/i.test(m.key))?.value ?? null
    }
    cache.set(key, { at: Date.now(), value })
    return value
  } catch {
    return { found: false, reason: 'timeout' }     // the agent says so out loud
  } finally {
    clearTimeout(timer)
  }
}