import { expect, test as base } from "../support/fixtures";
import { gotoAppShell } from "../support/helpers/app";
import {
  addConnectedHostAndReload,
  chooseHostBadgeDisplay,
  chooseHostColor,
  expectHostAppearancePreview,
  expectHostBadgeIconOnly,
  expectHostBadgeName,
  expectHostBadgeTinted,
  expectNoHostBadge,
  leaveHostAppearanceSettings,
  openHostAppearanceSettings,
  reloadPreservingHostRegistry,
  renameHostFromSettings,
  waitForConnectedHost,
} from "../support/helpers/hosts";
import {
  type IsolatedHostDaemon,
  startIsolatedHostDaemon,
} from "../support/helpers/isolated-host-daemon";
import { seedWorkspace, type SeededWorkspace } from "../support/helpers/seed-client";
import { getServerId } from "../support/helpers/server-id";
import { waitForSidebarHydration } from "../support/helpers/workspace-ui";

const PRIMARY_HOST_LABEL = "Primary Host";
const SECONDARY_HOST_LABEL = "Secondary Host";

interface TwoHostSidebar {
  primaryServerId: string;
  primaryWorkspaceId: string;
  secondaryServerId: string;
  secondaryWorkspaceId: string;
}

// The host badge only appears once the visible sidebar spans more than one host, and that count
// runs over visible projects — so an offline host with no workspaces will not raise it. Two real
// daemons, each with a seeded workspace, is the minimum shape that exercises the feature.
const test = base.extend<{ twoHostSidebar: TwoHostSidebar }>({
  twoHostSidebar: async ({ page }, provide) => {
    const secondaryHost: IsolatedHostDaemon = await startIsolatedHostDaemon(
      "host-appearance-secondary",
    );
    let primary: SeededWorkspace | null = null;
    let secondary: SeededWorkspace | null = null;

    try {
      primary = await seedWorkspace({
        repoPrefix: "host-appearance-primary-",
        title: "Primary workspace",
      });
      secondary = await seedWorkspace({
        repoPrefix: "host-appearance-secondary-",
        title: "Secondary workspace",
        port: secondaryHost.port,
      });

      await gotoAppShell(page);
      await addConnectedHostAndReload(page, {
        serverId: secondaryHost.serverId,
        label: SECONDARY_HOST_LABEL,
        port: secondaryHost.port,
        primaryLabel: PRIMARY_HOST_LABEL,
      });
      await waitForConnectedHost(page, {
        serverId: secondaryHost.serverId,
        endpoint: `localhost:${secondaryHost.port}`,
      });
      await waitForSidebarHydration(page);

      await provide({
        primaryServerId: getServerId(),
        primaryWorkspaceId: primary.workspaceId,
        secondaryServerId: secondaryHost.serverId,
        secondaryWorkspaceId: secondary.workspaceId,
      });
    } finally {
      await primary?.cleanup().catch(() => undefined);
      await secondary?.cleanup().catch(() => undefined);
      await secondaryHost.close().catch(() => undefined);
    }
  },
});

test.describe("Host appearance", () => {
  test.describe.configure({ timeout: 180_000 });

  test("renaming a host renames its sidebar badge", async ({ page, twoHostSidebar }) => {
    const badge = {
      serverId: twoHostSidebar.secondaryServerId,
      workspaceId: twoHostSidebar.secondaryWorkspaceId,
    };
    await expectHostBadgeName(page, { ...badge, hostName: SECONDARY_HOST_LABEL });

    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await renameHostFromSettings(page, "Build Box");
    await leaveHostAppearanceSettings(page);

    await expectHostBadgeName(page, { ...badge, hostName: "Build Box" });
  });

  test("host names use the available metadata width", async ({ page, twoHostSidebar }) => {
    const hostName = "Developer MacBook Pro.local";
    const workspaceKey = `${twoHostSidebar.secondaryServerId}:${twoHostSidebar.secondaryWorkspaceId}`;

    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await renameHostFromSettings(page, hostName);
    await leaveHostAppearanceSettings(page);

    const row = page.getByTestId(`sidebar-workspace-row-${workspaceKey}`);
    const badge = row.getByTestId(`sidebar-host-badge-${twoHostSidebar.secondaryServerId}`);
    await expect(badge).toHaveText(hostName);
    const [badgeBox, rowBox] = await Promise.all([badge.boundingBox(), row.boundingBox()]);

    expect(badgeBox).not.toBeNull();
    expect(rowBox).not.toBeNull();
    await expect(badge).toHaveCSS("flex-shrink", "1");
    expect(badgeBox!.width).toBeGreaterThan(96);
    expect(badgeBox!.x + badgeBox!.width).toBeLessThanOrEqual(rowBox!.x + rowBox!.width);
    const labelWidths = await badge.getByText(hostName, { exact: true }).evaluate((label) => ({
      clientWidth: label.clientWidth,
      scrollWidth: label.scrollWidth,
    }));
    expect(labelWidths.scrollWidth).toBeLessThanOrEqual(labelWidths.clientWidth);
  });

  test("picking a color identifies the badge", async ({ page, twoHostSidebar }) => {
    const badge = {
      serverId: twoHostSidebar.secondaryServerId,
      workspaceId: twoHostSidebar.secondaryWorkspaceId,
      hostName: SECONDARY_HOST_LABEL,
    };

    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await chooseHostColor(page, "Teal");
    await leaveHostAppearanceSettings(page);

    await expectHostBadgeTinted(page, { ...badge, color: "teal" });
  });

  test("icon only keeps the badge and drops the name", async ({ page, twoHostSidebar }) => {
    const badge = {
      serverId: twoHostSidebar.secondaryServerId,
      workspaceId: twoHostSidebar.secondaryWorkspaceId,
      hostName: SECONDARY_HOST_LABEL,
    };

    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await chooseHostBadgeDisplay(page, "Icon only");
    await leaveHostAppearanceSettings(page);

    await expectHostBadgeIconOnly(page, badge);
  });

  test("hiding one host leaves the other host's badge visible", async ({
    page,
    twoHostSidebar,
  }) => {
    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await chooseHostBadgeDisplay(page, "Hidden");
    await leaveHostAppearanceSettings(page);

    await expectNoHostBadge(page, {
      serverId: twoHostSidebar.secondaryServerId,
      workspaceId: twoHostSidebar.secondaryWorkspaceId,
      hostName: SECONDARY_HOST_LABEL,
    });
    await expectHostBadgeName(page, {
      serverId: twoHostSidebar.primaryServerId,
      workspaceId: twoHostSidebar.primaryWorkspaceId,
      hostName: PRIMARY_HOST_LABEL,
    });
  });

  test("name, color, and display survive a reload", async ({ page, twoHostSidebar }) => {
    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await renameHostFromSettings(page, "Build Box");
    await chooseHostColor(page, "Amber");
    await chooseHostBadgeDisplay(page, "Icon only");
    await leaveHostAppearanceSettings(page);

    await reloadPreservingHostRegistry(page);
    await waitForSidebarHydration(page);

    await expectHostBadgeIconOnly(page, {
      serverId: twoHostSidebar.secondaryServerId,
      workspaceId: twoHostSidebar.secondaryWorkspaceId,
      hostName: "Build Box",
    });
  });

  test("the settings preview shows the badge as configured", async ({ page, twoHostSidebar }) => {
    await openHostAppearanceSettings(page, twoHostSidebar.secondaryServerId);
    await renameHostFromSettings(page, "Build Box");
    await chooseHostColor(page, "Emerald");

    await expectHostAppearancePreview(page, {
      serverId: twoHostSidebar.secondaryServerId,
      hostName: "Build Box",
      color: "emerald",
    });
  });
});