import type { SiteListItem } from "@umt/contracts";
import {
  Activity,
  Camera,
  Ellipsis,
  ExternalLink,
  KeyRound,
  LoaderCircle,
  Pencil,
  Power,
  RefreshCw,
  Trash2,
} from "lucide-react";
import { type ReactNode, useState } from "react";
import { Link, useSearchParams } from "react-router";
import { toast } from "sonner";
import { useFeeds } from "~/api/feeds.ts";
import { snapshotStale, useSnapshotSite, useToggleSite, useUpdateSite } from "~/api/sites.ts";
import { type DataColumn, DataTable } from "~/components/console/data-table.tsx";
import { consolePath } from "~/components/console/nav.ts";
import { StatusBadge } from "~/components/console/status-badge.tsx";
import { Button } from "~/components/ui/button.tsx";
import { Popover, PopoverContent, PopoverTrigger } from "~/components/ui/popover.tsx";
import { Switch } from "~/components/ui/switch.tsx";
import { circuitLabel, relTime } from "~/components/workbench/release-fields.ts";
import { errorMessage } from "~/lib/api.ts";
import { cn } from "~/lib/utils.ts";
import type { SiteDialog, useSiteChecks } from "./site-dialogs.tsx";
import {
  ACCOUNT_OVERALL,
  bytes,
  cloudflareLine,
  dataAccount,
  hasLogin,
  healthLine,
  healthMessage,
  hostOf,
  kindLabel,
  loginFailureText,
  overallStatus,
  primaryAccount,
  ratioText,
  siteCan,
} from "./site-fields.ts";

type Checks = ReturnType<typeof useSiteChecks>;
type Props = { site: SiteListItem; checks: Checks; onDialog: (d: SiteDialog) => void };

/** 按凭证类型给"更新 xx"文案 */
function updateCredLabel(site: SiteListItem): string {
  const k = primaryAccount(site.accounts)?.authKind;
  if (k === "api_key") return "更新 API Key";
  if (k === "password") return "更新密码";
  if (k === "cookie") return "更新 Cookie";
  return "填写凭证";
}

function EnableSwitch({ site, withLabel }: { site: SiteListItem; withLabel?: boolean }) {
  const toggle = useToggleSite();
  return (
    <span className="flex shrink-0 items-center gap-2 text-meta text-muted-foreground">
      {withLabel ? <label htmlFor={`site-en-${site.id}`}>{site.enabled ? "已启用" : "已停用"}</label> : null}
      <Switch
        id={`site-en-${site.id}`}
        checked={site.enabled}
        disabled={toggle.isPending}
        aria-label={`${site.enabled ? "停用" : "启用"}${site.name}`}
        onCheckedChange={(v) =>
          toggle.mutate(
            { id: site.id, enabled: v },
            {
              onSuccess: () => toast.success(v ? `已启用 ${site.name}` : `已停用 ${site.name}`),
              onError: (e) => toast.error(errorMessage(e)),
            },
          )
        }
      />
    </span>
  );
}

/** 默认参与搜索:搜资源时「默认站点」集合 */
function SearchDefaultSwitch({ site }: { site: SiteListItem }) {
  const update = useUpdateSite();
  const on = site.searchDefault !== false;
  return (
    <span className="mr-auto flex items-center gap-2 text-meta text-muted-foreground">
      <Switch
        id={`site-sd-${site.id}`}
        checked={on}
        disabled={update.isPending}
        onCheckedChange={(v) =>
          update.mutate(
            { id: site.id, body: { searchDefault: v } },
            {
              onSuccess: () => toast.success(v ? `${site.name} 默认参与搜索` : `${site.name} 不再默认参与搜索`),
              onError: (e) => toast.error(errorMessage(e)),
            },
          )
        }
      />
      <label htmlFor={`site-sd-${site.id}`}>默认参与搜索</label>
    </span>
  );
}

/** "更多"菜单:更新凭证、编辑、快照、启停、删除 */
export function SiteMoreMenu({ site, onDialog }: { site: SiteListItem; onDialog: (d: SiteDialog) => void }) {
  const [open, setOpen] = useState(false);
  const snap = useSnapshotSite();
  const toggle = useToggleSite();
  const item = (
    icon: ReactNode,
    label: string,
    onClick: () => void,
    opts: { danger?: boolean; disabled?: boolean } = {},
  ) => (
    <button
      type="button"
      role="menuitem"
      disabled={opts.disabled}
      onClick={() => {
        setOpen(false);
        onClick();
      }}
      className={cn(
        "flex w-full items-center gap-2 rounded-lg px-2.5 py-2 text-left text-caption transition-colors hover:bg-accent disabled:opacity-50 [&_svg]:h-3.5 [&_svg]:w-3.5",
        opts.danger ? "text-destructive" : "text-foreground",
      )}
    >
      {icon}
      {label}
    </button>
  );
  return (
    <Popover open={open} onOpenChange={setOpen}>
      <PopoverTrigger asChild>
        <Button variant="ghost" size="icon-sm" aria-label={`${site.name} 更多操作`}>
          <Ellipsis />
        </Button>
      </PopoverTrigger>
      <PopoverContent align="end" className="w-44 p-1.5" role="menu">
        {hasLogin(site)
          ? item(<KeyRound />, updateCredLabel(site), () => onDialog({ kind: "credentials", site }))
          : null}
        {item(<Pencil />, "编辑站点", () => onDialog({ kind: "edit", site }))}
        {siteCan(site, "list")
          ? item(
              <Camera />,
              "抓取最新资源",
              () =>
                snap.mutate(
                  { id: site.id },
                  { onSuccess: () => toast.success("已开始抓取"), onError: (e) => toast.error(errorMessage(e)) },
                ),
              { disabled: !site.enabled },
            )
          : null}
        {item(<Power />, site.enabled ? "停用站点" : "启用站点", () =>
          toggle.mutate(
            { id: site.id, enabled: !site.enabled },
            {
              onSuccess: () => toast.success(site.enabled ? `已停用 ${site.name}` : `已启用 ${site.name}`),
              onError: (e) => toast.error(errorMessage(e)),
            },
          ),
        )}
        <div className="my-1 border-t border-border/60" />
        {item(<Trash2 />, "删除站点", () => onDialog({ kind: "delete", site }), { danger: true })}
      </PopoverContent>
    </Popover>
  );
}

function CheckButtons({ site, checks, compact }: Omit<Props, "onDialog"> & { compact?: boolean }) {
  const h = checks.isBusy(site.id, "health");
  const l = checks.isBusy(site.id, "login");
  const hasAccount = !!site.accounts?.some((a) => a.enabled && a.authKind !== "passkey");
  return (
    <>
      <Button
        variant="outline"
        size={compact ? "icon-sm" : "sm"}
        disabled={h || !site.enabled}
        aria-label="检测健康"
        title={site.enabled ? "检测健康：首页能否打开、登录态是否有效，计入站点限流" : "站点已停用"}
        onClick={() => void checks.checkHealth(site)}
      >
        {h ? <LoaderCircle className="animate-spin" /> : <Activity />}
        {compact ? null : "检测健康"}
      </Button>
      <Button
        variant="outline"
        size={compact ? "icon-sm" : "sm"}
        disabled={l || !hasAccount}
        aria-label="刷新登录"
        title={hasAccount ? "刷新登录：用凭证重新登录并拉取用户数据" : "先填写凭证"}
        onClick={() => void checks.refreshLogin(site)}
      >
        {l ? <LoaderCircle className="animate-spin" /> : <RefreshCw />}
        {compact ? null : "刷新登录"}
      </Button>
    </>
  );
}

function AccountBadges({ site }: { site: SiteListItem }) {
  if (!hasLogin(site)) return null;
  const st = ACCOUNT_OVERALL[overallStatus(site)];
  // 正常不标;登录方式不做徽章(DEAI-2)
  return st.tone === "success" ? null : <StatusBadge tone={st.tone}>账号{st.label}</StatusBadge>;
}

function Stat({ label, children, className }: { label: string; children: ReactNode; className?: string }) {
  return (
    <div className={cn("min-w-0", className)}>
      <dt className="text-meta text-muted-foreground">{label}</dt>
      <dd className="truncate text-caption font-medium text-foreground tabular-nums">{children}</dd>
    </div>
  );
}

/** 卡片头:名称、域名(外链)、启停;两种卡片共用,保证下方内容同一基线 */
function SiteCardHeader({ site }: { site: SiteListItem }) {
  return (
    <header className="flex items-start justify-between gap-3">
      <div className="min-w-0">
        <Link
          to={consolePath("sites", site.id)}
          className="block truncate text-lead font-semibold text-foreground hover:underline"
        >
          {site.name}
        </Link>
        <a
          href={site.baseUrl}
          target="_blank"
          rel="noreferrer noopener"
          className="flex max-w-full items-center gap-1 text-meta text-muted-foreground hover:text-foreground"
        >
          <span className="truncate">{hostOf(site.baseUrl)}</span>
          <ExternalLink className="h-3 w-3 shrink-0" />
        </a>
      </div>
      <EnableSwitch site={site} withLabel />
    </header>
  );
}

/** 没有登录的站点(公开 BT、自定义 RSS 源):卡片只看 RSS */
function useSiteFeeds(siteId: string) {
  // 列表页所有卡片共用一次 /feed-sources 请求
  const feeds = useFeeds();
  const mine = (feeds.data?.items ?? []).filter((f) => f.siteId === siteId);
  const enabled = mine.filter((f) => f.enabled);
  const failing = enabled.filter((f) => f.healthStatus === "failing" || f.healthStatus === "circuit_open").length;
  const lastOk = mine
    .map((f) => f.lastSuccessAt)
    .filter((x): x is string => !!x)
    .sort()
    .at(-1);
  return { loaded: !!feeds.data, count: mine.length, enabled: enabled.length, failing, lastOk };
}

function FeedSiteCard({ site, onDialog }: Omit<Props, "checks">) {
  const f = useSiteFeeds(site.id);
  return (
    <article className={cn("pg-slab flex min-w-0 flex-col rounded-xl p-4", !site.enabled && "opacity-75")}>
      <SiteCardHeader site={site} />
      <div className="mt-3 flex flex-wrap items-center gap-1.5">
        <StatusBadge>{kindLabel(site.kind)}</StatusBadge>
        {f.failing ? <StatusBadge tone="destructive">{f.failing} 个 RSS 抓取失败</StatusBadge> : null}
      </div>
      <dl className="mt-3 grid grid-cols-2 gap-x-4 gap-y-2 rounded-lg border border-border/60 px-3 py-2.5 text-caption">
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">RSS</dt>
          <dd className="font-medium text-foreground tabular-nums">
            {!f.loaded
              ? "—"
              : f.count
                ? `${f.count} 个${f.enabled !== f.count ? `，${f.enabled} 个启用` : ""}`
                : "还没有"}
          </dd>
        </div>
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">上次成功</dt>
          <dd className="text-foreground">{relTime(f.lastOk)}</dd>
        </div>
      </dl>
      <div aria-hidden className="min-h-4 flex-1" />
      <footer className="mt-auto flex flex-wrap items-center justify-end gap-2 border-t border-border/60 pt-3">
        <Button asChild variant="outline" size="sm">
          <Link to={`${consolePath("sites", site.id)}?tab=rss`}>{f.loaded && !f.count ? "新建 RSS" : "管理 RSS"}</Link>
        </Button>
        <SiteMoreMenu site={site} onDialog={onDialog} />
      </footer>
    </article>
  );
}

/** 内置公开 BT 站(专用适配器,无账号):出口、状态、资源更新,不走 RSS */
function PublicSiteCard({ site, onDialog }: Omit<Props, "checks">) {
  const health = healthLine(site.lastHealth, site.lastHealthAt);
  const stale = site.snapshotEnabled && snapshotStale(site);
  return (
    <article className={cn("pg-slab flex min-w-0 flex-col rounded-xl p-4", !site.enabled && "opacity-75")}>
      <SiteCardHeader site={site} />
      <dl className="mt-3 grid grid-cols-2 gap-x-4 gap-y-2 rounded-lg border border-border/60 px-3 py-2.5 text-caption">
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">出口</dt>
          <dd className="text-foreground">{site.proxy ? "代理" : "直连"}</dd>
        </div>
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">状态</dt>
          <dd className="truncate" title={healthMessage(site.lastHealth) ?? undefined}>
            <StatusDot tone={health.tone} />
            {health.text}
          </dd>
        </div>
        <div className="col-span-2 min-w-0">
          <dt className="text-meta text-muted-foreground">资源更新</dt>
          <dd className={cn("text-foreground", stale && "text-warning")}>
            {!site.snapshotEnabled
              ? "未开启"
              : site.lastSnapshotAt
                ? `${relTime(site.lastSnapshotAt)}${stale ? " · 已过期" : ""}`
                : "还没抓取过"}
          </dd>
        </div>
      </dl>
      <div aria-hidden className="min-h-4 flex-1" />
      <footer className="mt-auto flex flex-wrap items-center justify-end gap-2 border-t border-border/60 pt-3">
        {siteCan(site, "search") ? <SearchDefaultSwitch site={site} /> : <span className="mr-auto" />}
        <SiteMoreMenu site={site} onDialog={onDialog} />
      </footer>
    </article>
  );
}

/** 字幕站(SubHD、字幕库):出口与状态;搜索 / 下载在作品页「补字幕」里 */
function SubtitleSiteCard({ site, checks, onDialog }: Props) {
  const health = healthLine(site.lastHealth, site.lastHealthAt);
  const busy = checks.isBusy(site.id, "health");
  return (
    <article className={cn("pg-slab flex min-w-0 flex-col rounded-xl p-4", !site.enabled && "opacity-75")}>
      <SiteCardHeader site={site} />
      <dl className="mt-3 grid grid-cols-2 gap-x-4 gap-y-2 rounded-lg border border-border/60 px-3 py-2.5 text-caption">
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">出口</dt>
          <dd className="text-foreground">{site.proxy ? "代理" : "直连"}</dd>
        </div>
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">状态</dt>
          <dd className="truncate" title={healthMessage(site.lastHealth) ?? undefined}>
            <StatusDot tone={health.tone} />
            {health.text}
          </dd>
        </div>
      </dl>
      <p className="mt-2 text-meta text-muted-foreground">在作品页「补字幕」里搜索、下载。</p>
      <div aria-hidden className="min-h-4 flex-1" />
      <footer className="mt-auto flex flex-wrap items-center justify-end gap-2 border-t border-border/60 pt-3">
        <Button
          variant="outline"
          size="sm"
          disabled={busy || !site.enabled}
          onClick={() => void checks.checkHealth(site)}
        >
          {busy ? <LoaderCircle className="animate-spin" /> : <Activity />}
          检测健康
        </Button>
        <SiteMoreMenu site={site} onDialog={onDialog} />
      </footer>
    </article>
  );
}

export function SiteCard({ site, checks, onDialog }: Props) {
  if (site.kind === "subtitle") return <SubtitleSiteCard site={site} checks={checks} onDialog={onDialog} />;
  if (!hasLogin(site) && siteCan(site, "list")) return <PublicSiteCard site={site} onDialog={onDialog} />;
  if (!hasLogin(site)) return <FeedSiteCard site={site} onDialog={onDialog} />;
  return <AccountSiteCard site={site} checks={checks} onDialog={onDialog} />;
}

function AccountSiteCard({ site, checks, onDialog }: Props) {
  const acc = primaryAccount(site.accounts);
  const dAcc = dataAccount(site.accounts);
  const u = dAcc?.userData ?? null;
  const health = healthLine(site.lastHealth, site.lastHealthAt);
  const hmsg = healthMessage(site.lastHealth);
  const stale = site.snapshotEnabled && snapshotStale(site);
  const circuit = circuitLabel(site);
  const cf = cloudflareLine(site.config);
  const lastErr = acc && acc.status !== "active" ? acc.lastError : null;

  return (
    <article className={cn("pg-slab flex min-w-0 flex-col rounded-xl p-4", !site.enabled && "opacity-75")}>
      <SiteCardHeader site={site} />

      <div className="mt-3 flex flex-wrap items-center gap-1.5">
        {site.kind && site.kind !== "pt" ? <StatusBadge>{kindLabel(site.kind)}</StatusBadge> : null}
        <AccountBadges site={site} />
        {circuit ? <StatusBadge tone="warning">{circuit}</StatusBadge> : null}
        {cf ? (
          cf.takeover ? (
            <Link to={`${consolePath("sites", site.id)}?tab=origin`} title="在原站视图里接管会话，完成验证后交还">
              <StatusBadge tone={cf.tone}>{cf.text}</StatusBadge>
            </Link>
          ) : (
            <StatusBadge tone={cf.tone}>{cf.text}</StatusBadge>
          )
        ) : null}
      </div>

      {lastErr ? (
        <p className="mt-2 line-clamp-2 text-meta text-warning" title={lastErr.message}>
          {loginFailureText(lastErr.reason, lastErr.message, acc?.authKind).text}
        </p>
      ) : null}

      <div className="mt-3 rounded-lg border border-border/60 px-3 py-2.5">
        {u ? (
          <>
            <dl className="grid grid-cols-3 gap-x-3 gap-y-2">
              <Stat label="上传">{bytes(u.upload)}</Stat>
              <Stat label="下载">{bytes(u.download)}</Stat>
              <Stat label="分享率">{ratioText(u)}</Stat>
              <Stat label="等级">{u.userLevel ?? "—"}</Stat>
              <Stat label="做种">
                {u.seeding}
                {u.seedingSize ? <span className="text-muted-foreground"> · {bytes(u.seedingSize)}</span> : null}
              </Stat>
              {u.bonus !== null ? (
                <Stat label="魔力">{u.bonus.toLocaleString("zh-CN", { maximumFractionDigits: 1 })}</Stat>
              ) : (
                <Stat label="未读消息">{u.messageUnread || "—"}</Stat>
              )}
            </dl>
            <p className="mt-2 flex flex-wrap justify-between gap-x-3 text-meta text-muted-foreground">
              <span>{u.username ?? ""}</span>
              <span>
                {u.messageUnread > 0 && u.bonus !== null ? `${u.messageUnread} 条未读 · ` : ""}数据{" "}
                {relTime(dAcc?.userDataAt)}
              </span>
            </p>
          </>
        ) : (
          <p className="py-2 text-caption text-muted-foreground">
            {acc ? "还没有用户数据。刷新登录后显示" : "还没有凭证。填写凭证后显示账号数据"}
          </p>
        )}
      </div>

      <dl className="mt-3 grid grid-cols-2 gap-x-4 gap-y-2 text-caption">
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">上次登录</dt>
          <dd className="text-foreground">{relTime(acc?.lastLoginAt)}</dd>
        </div>
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">状态</dt>
          <dd className="truncate" title={hmsg ?? undefined}>
            <StatusDot tone={health.tone} />
            {health.text}
          </dd>
        </div>
        <div className="min-w-0">
          <dt className="text-meta text-muted-foreground">资源更新</dt>
          <dd className={cn("text-foreground", stale && "text-warning")}>
            {!site.snapshotEnabled
              ? "未开启"
              : site.lastSnapshotAt
                ? `${relTime(site.lastSnapshotAt)}${stale ? " · 已过期" : ""}`
                : "还没抓取过"}
          </dd>
        </div>
      </dl>

      <div aria-hidden className="min-h-4 flex-1" />
      <footer className="mt-auto flex flex-wrap items-center justify-end gap-2 border-t border-border/60 pt-3">
        {siteCan(site, "search") ? <SearchDefaultSwitch site={site} /> : <span className="mr-auto" />}
        {/* 操作与「更多」放一组整体换行,窄卡片里「⋯」不会单独掉到下一行 */}
        <div className="ml-auto flex items-center gap-2">
          {acc ? (
            <CheckButtons site={site} checks={checks} />
          ) : (
            <Button size="sm" onClick={() => onDialog({ kind: "credentials", site })}>
              <KeyRound />
              填写凭证
            </Button>
          )}
          <SiteMoreMenu site={site} onDialog={onDialog} />
        </div>
      </footer>
    </article>
  );
}

function StatusDot({ tone }: { tone: "success" | "warning" | "destructive" | "neutral" }) {
  return (
    <span
      aria-hidden
      className={cn(
        "mr-1.5 inline-block h-1.5 w-1.5 rounded-full align-middle",
        tone === "success"
          ? "bg-success"
          : tone === "warning"
            ? "bg-warning"
            : tone === "destructive"
              ? "bg-destructive"
              : "bg-muted-foreground",
      )}
    />
  );
}

/** 列表视图:同字段,窄屏隐藏次要列 */
export function SiteTable({
  sites,
  checks,
  onDialog,
  variant = "pt",
}: {
  sites: SiteListItem[];
  checks: Checks;
  onDialog: (d: SiteDialog) => void;
  /** pt = 带账号与流量列;public = 公开站(无账号),只列状态与资源更新;subtitle = 字幕站,只列出口与状态 */
  variant?: "pt" | "public" | "subtitle";
}) {
  const [params] = useSearchParams();
  const name: DataColumn<SiteListItem> = {
    key: "name",
    header: "站点",
    cell: (s) => (
      <div className="min-w-0">
        <Link to={consolePath("sites", s.id)} className="font-medium whitespace-nowrap text-foreground hover:underline">
          {s.name}
        </Link>
        <p className="truncate text-meta text-muted-foreground">{hostOf(s.baseUrl)}</p>
      </div>
    ),
  };
  const snapshot: DataColumn<SiteListItem> = {
    key: "snapshot",
    header: "资源更新",
    hideBelow: "md",
    cell: (s) => (
      <span
        className={cn(
          "whitespace-nowrap",
          s.snapshotEnabled && snapshotStale(s) ? "text-warning" : "text-muted-foreground",
        )}
      >
        {!siteCan(s, "list")
          ? "只有 RSS"
          : !s.snapshotEnabled
            ? "未开启"
            : s.lastSnapshotAt
              ? relTime(s.lastSnapshotAt)
              : "还没有"}
      </span>
    ),
  };
  const actions: DataColumn<SiteListItem> = {
    key: "actions",
    header: <span className="sr-only">操作</span>,
    align: "right",
    className: "w-px",
    cell: (s) => (
      <div className="flex items-center justify-end gap-1.5 whitespace-nowrap">
        {hasLogin(s) && primaryAccount(s.accounts) ? <CheckButtons site={s} checks={checks} compact /> : null}
        <EnableSwitch site={s} />
        <SiteMoreMenu site={s} onDialog={onDialog} />
      </div>
    ),
  };
  const health: DataColumn<SiteListItem> = {
    key: "health",
    header: "状态",
    hideBelow: "sm",
    cell: (s) => {
      const h = healthLine(s.lastHealth, s.lastHealthAt);
      return (
        <span className="whitespace-nowrap text-caption" title={healthMessage(s.lastHealth) ?? h.text}>
          <StatusDot tone={h.tone} />
          {h.text}
        </span>
      );
    },
  };
  const columns: DataColumn<SiteListItem>[] =
    variant === "subtitle"
      ? [
          name,
          {
            key: "proxy",
            header: "出口",
            hideBelow: "sm",
            cell: (s) => <span className="whitespace-nowrap text-muted-foreground">{s.proxy ? "代理" : "直连"}</span>,
          },
          health,
          actions,
        ]
      : variant === "public"
        ? [
            name,
            {
              key: "proxy",
              header: "出口",
              hideBelow: "sm",
              cell: (s) => <span className="whitespace-nowrap text-muted-foreground">{s.proxy ? "代理" : "直连"}</span>,
            },
            {
              key: "search",
              header: "资源搜索",
              hideBelow: "sm",
              cell: (s) => (
                <span className="whitespace-nowrap text-muted-foreground">
                  {s.searchDefault ? "默认参与" : "手动选"}
                </span>
              ),
            },
            snapshot,
            actions,
          ]
        : [
            name,
            {
              key: "account",
              header: "账号",
              hideBelow: "xl",
              cell: (s) => (
                <div className="flex flex-wrap items-center gap-1">
                  <AccountBadges site={s} />
                </div>
              ),
            },
            {
              key: "login",
              header: "上次登录",
              hideBelow: "xl",
              cell: (s) => (
                <span className="whitespace-nowrap text-muted-foreground">
                  {relTime(primaryAccount(s.accounts)?.lastLoginAt)}
                </span>
              ),
            },
            {
              key: "traffic",
              header: "上传 / 下载",
              hideBelow: "md",
              cell: (s) => {
                const u = dataAccount(s.accounts)?.userData;
                return u ? (
                  <span className="whitespace-nowrap tabular-nums">
                    {bytes(u.upload)} / {bytes(u.download)}
                  </span>
                ) : (
                  "—"
                );
              },
            },
            {
              key: "ratio",
              header: "分享率",
              align: "right",
              cell: (s) => (
                <span className="whitespace-nowrap tabular-nums">{ratioText(dataAccount(s.accounts)?.userData)}</span>
              ),
            },
            {
              key: "level",
              header: "等级 · 做种",
              hideBelow: "lg",
              cell: (s) => {
                const u = dataAccount(s.accounts)?.userData;
                const t = u ? `${u.userLevel ?? "—"} · ${u.seeding}` : "—";
                return (
                  <span className="block max-w-40 truncate whitespace-nowrap" title={t}>
                    {t}
                  </span>
                );
              },
            },
            {
              key: "health",
              header: "状态",
              hideBelow: "md",
              cell: (s) => {
                if (!hasLogin(s)) return <span className="text-muted-foreground">—</span>;
                const h = healthLine(s.lastHealth, s.lastHealthAt);
                return (
                  <span className="whitespace-nowrap text-caption" title={healthMessage(s.lastHealth) ?? h.text}>
                    <StatusDot tone={h.tone} />
                    {h.text}
                  </span>
                );
              },
            },
            snapshot,
            actions,
          ];
  // 站点数量不多:分组表格不分页
  return (
    <DataTable
      rows={sites}
      pagination={sites.length > 50}
      paginationKey={params.toString()}
      rowKey={(r) => r.id}
      columns={columns}
    />
  );
}