import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import type { Dashboard, SystemHealth, SystemResources } from "@umt/contracts";
import { createElement } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { MemoryRouter } from "react-router";
import { describe, expect, it } from "vitest";
import { qk } from "~/lib/query-keys.ts";
import { HomeRuntime } from "./home-runtime.tsx";

// 首页运行状态简版卡:整体健康、CPU、内存、磁盘,以及下载器 / 站点 / 媒体库目录摘要,点进去是运行状态页。

const health = (over: Partial<SystemHealth> = {}): SystemHealth =>
  ({
    level: "warn",
    checkedAt: new Date().toISOString(),
    api: { version: "t", startedAt: new Date().toISOString(), uptimeSec: 10 },
    processes: [],
    retiredProcesses: [],
    sse: { connections: 0 },
    db: { level: "ok", latencyMs: 1, sizeBytes: 1, connections: null, error: null },
    disks: [
      {
        scope: "library_root",
        id: "r1",
        name: "电影",
        path: "/media/movies",
        level: "warn",
        totalBytes: 1000,
        usedBytes: 870,
        availableBytes: 130,
        usedRatio: 0.87,
        error: null,
      },
    ],
    diskThresholds: { warnPercent: 85, criticalPercent: 90 },
    mounts: [
      {
        kind: "library_root",
        id: "r1",
        name: "电影",
        path: "/m",
        status: "online",
        reason: null,
        sentinelChecked: true,
      },
      {
        kind: "library_root",
        id: "r2",
        name: "剧集",
        path: "/t",
        status: "offline",
        reason: "root_missing",
        sentinelChecked: true,
      },
    ],
    engine: {
      level: "ok",
      pending: 0,
      running: 0,
      oldestPendingAgeSec: null,
      finished24h: 0,
      failed24h: 0,
      failureRate24h: null,
    },
    schedules: { level: "ok", total: 0, enabled: 0, running: 0, failing: [], failedRuns24h: 0 },
    storage: { level: "ok", alerts: [] },
    ...over,
  }) as SystemHealth;

const resources: SystemResources = {
  at: new Date().toISOString(),
  intervalSec: 5,
  bucketSec: 5,
  cpu: { scope: "cgroup", percent: 42.4, cores: 4, hostPercent: 30, load: [1, 1, 1] },
  memory: {
    scope: "cgroup",
    usedBytes: 900,
    limitBytes: 1000,
    percent: 92,
    hostTotalBytes: 2000,
    hostAvailableBytes: 800,
    swapUsedBytes: 0,
  },
  network: { scope: "cgroup", rxBps: 1, txBps: 1, rxTotalBytes: 1, txTotalBytes: 1 },
  diskIo: { scope: "cgroup", readBps: 1, writeBps: 1 },
  hostUptimeSec: 100,
  samples: [],
};

function render(h: SystemHealth, downloaders: Dashboard["sources"]["downloaders"]) {
  const client = new QueryClient();
  client.setQueryData(qk.sub("system", "health"), h);
  client.setQueryData(qk.sub("system", "resources", 30), resources);
  client.setQueryData([...qk.dashboard, "sites-accounts"], {
    items: [
      { id: "s1", enabled: true, accountStatus: "ok" },
      { id: "s2", enabled: true, accountStatus: "expired" },
      { id: "s3", enabled: false, accountStatus: "expired" },
    ],
    nextCursor: null,
  });
  return renderToStaticMarkup(
    createElement(
      QueryClientProvider,
      { client },
      createElement(MemoryRouter, null, createElement(HomeRuntime, { downloaders })),
    ),
  );
}

describe("首页运行状态卡", () => {
  it("整体健康、CPU / 内存、磁盘、下载器 / 站点 / 媒体库目录摘要,链到运行状态页", () => {
    const html = render(health(), [
      { id: "d1", name: "qb", enabled: true, health: "healthy", lastSeenAt: null },
      { id: "d2", name: "qb2", enabled: true, health: "offline", lastSeenAt: null },
    ] as Dashboard["sources"]["downloaders"]);
    expect(html).toContain("运行状态");
    expect(html).toContain('href="/console/status"');
    expect(html).toContain("需要关注");
    expect(html).toContain("42%");
    // 内存 ≥ 90% 标红
    expect(html).toMatch(/text-destructive[^"]*">92%/);
    expect(html).toContain("电影");
    expect(html).toContain("87%");
    // 摘要:正常数 / 总数(停用的不算)
    expect(html).toMatch(/下载器<span[^>]*>1\/2/);
    expect(html).toMatch(/站点<span[^>]*>1\/2/);
    expect(html).toMatch(/媒体库目录<span[^>]*>1\/2/);
  });

  it("全部正常时写「全部正常」,没有配置的项不列", () => {
    const html = render(health({ level: "ok", mounts: [] }), []);
    expect(html).toContain("全部正常");
    expect(html).not.toContain("媒体库目录<");
    expect(html).not.toContain("下载器<span");
  });
});