import { renderToString } from "react-dom/server";
import { describe, expect, test } from "vitest";
import {
  Button,
  DashboardFrame,
  FooterCell,
  IconButton,
  ServiceRow,
  StatusStrip,
  TelemetryCard,
  TelemetryGrid,
  ThemeToggle,
} from "../index";
import { dashboardPreviewFixtures } from "../fixtures";

describe("dashboard UI components", () => {
  test("renders the primary generic dashboard fixture", () => {
    const body = renderToString(
      <DashboardFrame dashboard={dashboardPreviewFixtures.primary} />,
    );

    expect(body).toContain("Operations Console");
    expect(body).toContain("Core Throughput");
    expect(body).toContain("Queue Workers");
    expect(body).toContain("console-header");
    expect(body).toContain("telemetry-section");
    expect(body).toContain("6 Metrics");
    expect(body).toContain('data-variant="system-bus"');
    expect(body).toContain("data-icon-name=\"mdi:server-network\"");
    expect(body).toContain("data-severity=\"warning\"");
    expect(body).not.toContain("dashboard-title");
  });

  test("renders another generic dashboard fixture through the same component", () => {
    const body = renderToString(
      <DashboardFrame dashboard={dashboardPreviewFixtures.secondary} />,
    );

    expect(body).toContain("Support Desk");
    expect(body).toContain("Response Window");
    expect(body).toContain("Regional Nodes");
    expect(body).toContain("data-icon-name=\"mdi:headset\"");
    expect(body).toContain("data-severity=\"loading\"");
  });

  test("renders optional service and status links as focusable anchors", () => {
    const service = renderToString(
      <ServiceRow
        service={{
          id: "linked-service",
          label: "Linked Service",
          description: "Generic linked destination",
          severity: "ok",
          detail: "ready",
          link: { href: "https://example.test/service", external: true },
        }}
      />,
    );
    const footer = renderToString(
      <FooterCell
        item={{
          id: "linked-status",
          label: "Linked Status",
          value: "open",
          severity: "neutral",
          link: { href: "https://example.test/status" },
        }}
      />,
    );

    expect(service).toContain("<a ");
    expect(service).toContain("href=\"https://example.test/service\"");
    expect(service).toContain("target=\"_blank\"");
    expect(service).toContain('class="service-row__status"');
    expect(service).toContain('class="service-row__launch"');
    expect(footer).toContain("<a ");
    expect(footer).toContain("href=\"https://example.test/status\"");
  });

  test("renders the status strip as a compact system bus", () => {
    const body = renderToString(
      <StatusStrip
        id="dashboard-status"
        items={[
          { id: "system", label: "System", value: "Nominal", severity: "ok" },
          { id: "refresh", label: "Refresh", value: "15s", severity: "neutral" },
        ]}
      />,
    );

    expect(body).toContain('class="status-strip"');
    expect(body).toContain('data-variant="system-bus"');
    expect(body).toContain("Nominal");
  });

  test("renders stable model IDs on group and status containers", () => {
    const body = renderToString(
      <DashboardFrame dashboard={dashboardPreviewFixtures.primary} />,
    );

    expect(body).toContain("data-model-id=\"queue-workers\"");
    expect(body).toContain("data-model-id=\"dashboard-status\"");
  });

  test("does not render progress bars for non-percent metrics without explicit progress", () => {
    const withoutProgress = renderToString(
      <TelemetryCard
        card={{
          id: "bytes",
          label: "Bytes Metric",
          value: { kind: "bytes", value: 2048 },
          severity: "neutral",
        }}
      />,
    );
    const withProgress = renderToString(
      <TelemetryCard
        card={{
          id: "bytes-with-progress",
          label: "Bytes With Progress",
          value: { kind: "bytes", value: 2048 },
          progress: 42,
          severity: "neutral",
        }}
      />,
    );

    expect(withoutProgress).not.toContain("telemetry-card__bar");
    expect(withProgress).toContain("--metric-progress:42%");
  });

  test("renders telemetry trends through the uPlot chart surface", () => {
    const body = renderToString(
      <TelemetryCard
        card={{
          id: "trend-card",
          label: "Trend Card",
          value: { kind: "percent", value: 64 },
          sparkline: [18, 24, 64],
          severity: "ok",
        }}
      />,
    );

    expect(body).toContain('data-chart-library="uplot"');
  });

  test("renders telemetry as a framed instrument section with indexed cards", () => {
    const body = renderToString(
      <TelemetryGrid cards={dashboardPreviewFixtures.primary.telemetry.slice(0, 2)} />,
    );

    expect(body).toContain('class="telemetry-section"');
    expect(body).toContain("Telemetry");
    expect(body).toContain("2 Metrics");
    expect(body).toContain('data-metric-index="01"');
    expect(body).toContain('class="telemetry-card__index"');
    expect(body).toContain('class="telemetry-card__source"');
  });

  test("base button controls forward native attributes", () => {
    const button = renderToString(
      <Button
        label="Refresh"
        id="refresh-action"
        className="custom-action"
        aria-controls="refresh-target"
      />,
    );
    const iconButton = renderToString(
      <IconButton
        icon="mdi:refresh"
        label="Refresh status"
        id="refresh-icon-action"
        className="custom-icon-action"
        aria-expanded="false"
      />,
    );

    expect(button).toContain("id=\"refresh-action\"");
    expect(button).toContain("class=\"ui-button custom-action ");
    expect(button).toContain("aria-controls=\"refresh-target\"");
    expect(iconButton).toContain("id=\"refresh-icon-action\"");
    expect(iconButton).toContain("class=\"icon-button custom-icon-action ");
    expect(iconButton).toContain("aria-expanded=\"false\"");
  });

  test("renders the theme toggle as a segmented instrument control", () => {
    const body = renderToString(
      <ThemeToggle theme="light" onThemeChange={() => undefined} />,
    );

    expect(body).toContain('class="theme-toggle"');
    expect(body).toContain('data-ui-theme-current="light"');
    expect(body).toContain('aria-label="Light theme"');
    expect(body).toContain('aria-pressed="true"');
    expect(body).toContain('class="theme-toggle__label"');
    expect(body).toContain('class="theme-toggle__switch"');
    expect(body).toContain('data-active="true"');
    expect(body).toContain("Theme");
    expect(body).toContain("Dark");
    expect(body).toContain("Light");
  });
});