import { Page, expect } from '@playwright/test';

export class AuthHelpers {
  constructor(private page: Page) {}

  async loginWithTestCredentials() {
    await this.page.goto('/login');
    
    // Use environment variables for test credentials
    const serverUrl = process.env.TEST_CALDAV_SERVER || 'https://baikal.rcjohnstone.com/dav.php/';
    const username = process.env.TEST_CALDAV_USERNAME || 'test';
    const password = process.env.TEST_CALDAV_PASSWORD || 'I0W?7`|Cs6tA`s';
    
    await this.page.getByLabel('CalDAV Server URL').fill(serverUrl);
    await this.page.getByRole('textbox', { name: 'Username' }).fill(username);
    await this.page.getByLabel('Password').fill(password);
    
    await this.page.getByRole('button', { name: 'Sign In' }).click();
    
    // Wait for login to complete - either success (redirect) or error message
    await Promise.race([
      this.page.waitForURL(/.*\/calendar/, { timeout: 10000 }),
      this.page.locator('.error-message').waitFor({ state: 'visible', timeout: 10000 })
    ]);
    
    // If we're on the calendar page, verify the interface loaded
    if (this.page.url().includes('/calendar') || (!this.page.url().includes('/login'))) {
      await expect(this.page.locator('.calendar-grid').or(this.page.locator('.sidebar'))).toBeVisible({ timeout: 5000 });
    }
  }

  async logout() {
    // Look for logout button in sidebar - it might be text or button
    const logoutButton = this.page.locator('text=Logout').or(this.page.getByRole('button', { name: 'Logout' }));
    await logoutButton.click();
    
    // Should redirect to login page
    await expect(this.page).toHaveURL(/.*\/login/);
  }

  async isLoggedIn(): Promise<boolean> {
    try {
      // Check if we're on the calendar page
      const currentUrl = this.page.url();
      if (!currentUrl.includes('/calendar') && !currentUrl.includes('/') || currentUrl.includes('/login')) {
        return false;
      }
      
      // Look for calendar interface elements instead of user-info
      await expect(this.page.locator('.calendar-grid').or(this.page.locator('.sidebar'))).toBeVisible({ timeout: 5000 });
      return true;
    } catch {
      return false;
    }
  }

  async ensureLoggedIn() {
    const loggedIn = await this.isLoggedIn();
    if (!loggedIn) {
      await this.loginWithTestCredentials();
    }
  }
}