Function messageJSONByteCount

coderd/x/chatd/chatadvisor/handoff.go:194–208

messageJSONByteCount approximates the message's contribution to the advisor prompt using the length of its JSON serialization. The JSON wrapping ({"role":"...","content":[{"type":"text","text":"..."}]}) is counted alongside the user-visible text; the measurement is intended for budget accounting, no

(msg fantasy.Message)

// counted alongside the user-visible text; the measurement is intended
// for budget accounting, not for reporting visible character counts.
func messageJSONByteCount(msg fantasy.Message) int {
	data, err := json.Marshal(msg)
	if err == nil {
		return len(data)
	}

	total := 0
	for _, part := range msg.Content {
		partData, partErr := json.Marshal(part)
		if partErr == nil {
			total += len(partData)
		}
	}
	return total
}