import { Settings } from "indite-js/schemas/features/bot/settings";
import { defaultSettings } from "indite-js/schemas/features/bot/settings/constants";

type Props = {
  bubbleContent: string;
  typingSettings?: Settings["typingEmulation"];
};

export const computeTypingDuration = ({
  bubbleContent,
  typingSettings,
}: Props) => {
  let wordCount = bubbleContent.match(/(\w+)/g)?.length ?? 0;
  if (wordCount === 0) wordCount = bubbleContent.length;
  const { enabled, speed, maxDelay } = {
    enabled: typingSettings?.enabled ?? defaultSettings.typingEmulation.enabled,
    speed: typingSettings?.speed ?? defaultSettings.typingEmulation.speed,
    maxDelay:
      typingSettings?.maxDelay ?? defaultSettings.typingEmulation.maxDelay,
  };
  const typedWordsPerMinute = speed;
  let typingTimeout = enabled ? (wordCount / typedWordsPerMinute) * 60000 : 0;
  if (typingTimeout > maxDelay * 1000) typingTimeout = maxDelay * 1000;
  return typingTimeout;
};