import Block from "components/services/widget/block";
import Container from "components/services/widget/container";
import { useTranslation } from "next-i18next";

import QueueEntry from "../../components/widgets/queue/queueEntry";

import useWidgetAPI from "utils/proxy/use-widget-api";

export default function Component({ service }) {
  const { t } = useTranslation();

  const { widget } = service;

  const { data: torrentData, error: torrentError } = useWidgetAPI(widget);

  if (torrentError) {
    return <Container service={service} error={torrentError} />;
  }

  if (!torrentData) {
    return (
      <Container service={service}>
        <Block label="deluge.leech" />
        <Block label="deluge.download" />
        <Block label="deluge.seed" />
        <Block label="deluge.upload" />
      </Container>
    );
  }

  const { torrents } = torrentData;
  const keys = torrents ? Object.keys(torrents) : [];

  let rateDl = 0;
  let rateUl = 0;
  let completed = 0;
  const leechTorrents = [];

  for (let i = 0; i < keys.length; i += 1) {
    const torrent = torrents[keys[i]];
    rateDl += torrent.download_payload_rate;
    rateUl += torrent.upload_payload_rate;
    completed += torrent.total_remaining === 0 ? 1 : 0;
    if (torrent.state === "Downloading") {
      leechTorrents.push(torrent);
    }
  }

  const leech = keys.length - completed || 0;

  return (
    <>
      <Container service={service}>
        <Block label="deluge.leech" value={t("common.number", { value: leech })} />
        <Block label="deluge.download" value={t("common.byterate", { value: rateDl })} />
        <Block label="deluge.seed" value={t("common.number", { value: completed })} />
        <Block label="deluge.upload" value={t("common.byterate", { value: rateUl })} />
      </Container>
      {widget?.enableLeechProgress &&
        leechTorrents.map((queueEntry) => (
          <QueueEntry
            progress={queueEntry.progress}
            timeLeft={t("common.duration", { value: queueEntry.eta })}
            title={queueEntry.name}
            activity={queueEntry.state}
            key={`${queueEntry.name}-${queueEntry.total_remaining}`}
          />
        ))}
    </>
  );
}