import { expect, test } from "@playwright/test";

test.describe("Navigation", () => {
  test.beforeEach(async ({ page }) => {
    await page.goto("/auth/signin");
    await page.fill('input[type="email"]', "admin@planarchy.dev");
    await page.fill('input[type="password"]', "admin123");
    await page.click('button[type="submit"]');
    await expect(page).toHaveURL(/\/(dashboard|resources)/);
  });

  test("main nav links navigate correctly", async ({ page }) => {
    const navRoutes = [
      { label: "Dashboard", url: "/dashboard" },
      { label: "Timeline", url: "/timeline" },
      { label: "Allocations", url: "/allocations" },
      { label: "Resources", url: "/resources" },
      { label: "Projects", url: "/projects" },
    ];

    for (const route of navRoutes) {
      const navLink = page.locator(`nav a >> text="${route.label}"`).first();
      await navLink.click();
      await page.waitForLoadState("networkidle");
      await expect(page).toHaveURL(new RegExp(route.url));
    }
  });

  test("sidebar collapse and expand works", async ({ page }) => {
    await page.goto("/dashboard");
    await page.waitForLoadState("networkidle");

    // Find the collapse button (contains "Collapse" text)
    const collapseBtn = page.locator("nav button", { hasText: "Collapse" });
    if ((await collapseBtn.count()) > 0) {
      await collapseBtn.click();
      await page.waitForTimeout(300);
      // After collapsing, the sidebar should be narrow (72px)
      const nav = page.locator("nav").first();
      const box = await nav.boundingBox();
      if (box) {
        expect(box.width).toBeLessThan(100);
      }

      // Expand again — the button should still be visible as an icon
      const expandBtn = page.locator("nav button").filter({ has: page.locator("svg") }).last();
      await expandBtn.click();
      await page.waitForTimeout(300);
      const boxExpanded = await nav.boundingBox();
      if (boxExpanded) {
        expect(boxExpanded.width).toBeGreaterThan(200);
      }
    }
  });

  test("preferences modal opens via sidebar button", async ({ page }) => {
    await page.goto("/dashboard");
    await page.waitForLoadState("networkidle");

    const prefsBtn = page.locator("nav button", { hasText: "Preferences" });
    if ((await prefsBtn.count()) > 0) {
      await prefsBtn.click();
      await expect(page.locator("text=Preferences")).toBeVisible({ timeout: 5000 });
      // Should show theme/mode controls
      await expect(
        page.locator("text=Light").or(page.locator("text=Dark").or(page.locator("text=System"))),
      ).toBeVisible();
      // Close the modal
      await page.keyboard.press("Escape");
    }
  });

  test("mobile hamburger menu opens sidebar on small viewport", async ({ page }) => {
    // Set a mobile viewport size
    await page.setViewportSize({ width: 375, height: 812 });
    await page.goto("/dashboard");
    await page.waitForLoadState("networkidle");

    // The hamburger button should be visible on mobile
    const hamburgerBtn = page.locator("button").filter({ has: page.locator("svg") }).first();
    await expect(hamburgerBtn).toBeVisible({ timeout: 5000 });

    await hamburgerBtn.click();
    await page.waitForTimeout(300);

    // Mobile sidebar overlay should appear with nav links
    await expect(page.locator("text=Dashboard")).toBeVisible();
    await expect(page.locator("text=Timeline")).toBeVisible();

    // Close button should be visible in mobile sidebar
    const closeBtn = page
      .locator("nav button")
      .filter({ has: page.locator("svg") })
      .first();
    if ((await closeBtn.count()) > 0) {
      await closeBtn.click();
    }
  });
});