Function poll

src/hooks/usePrStatus.ts:49–87

()

    let lastActivityTimestamp = Date.now()

    async function poll() {
      if (cancelled) return

      const currentInteractionTime = getLastInteractionTime()
      if (lastSeenInteractionTime !== currentInteractionTime) {
        lastSeenInteractionTime = currentInteractionTime
        lastActivityTimestamp = Date.now()
      } else if (Date.now() - lastActivityTimestamp >= IDLE_STOP_MS) {
        return
      }

      const start = Date.now()
      const result = await fetchPrStatus()
      if (cancelled) return
      lastFetchRef.current = start

      setPrStatus(prev => {
        const newNumber = result?.number ?? null
        const newReviewState = result?.reviewState ?? null
        if (prev.number === newNumber && prev.reviewState === newReviewState) {
          return prev
        }
        return {
          number: newNumber,
          url: result?.url ?? null,
          reviewState: newReviewState,
          lastUpdated: Date.now(),
        }
      })

      if (Date.now() - start > SLOW_GH_THRESHOLD_MS) {
        disabledRef.current = true
        return
      }

      if (!cancelled) {
        timeoutRef.current = setTimeout(poll, POLL_INTERVAL_MS)
      }
    }

    const elapsed = Date.now() - lastFetchRef.current
    if (elapsed >= POLL_INTERVAL_MS) {