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

/**
 * Page Object Model for the Contact Page
 * Encapsulates all selectors and interactions for the contact form
 */
export class ContactPage {
  readonly page: Page;
  readonly form: Locator;
  readonly nameInput: Locator;
  readonly emailInput: Locator;
  readonly phoneInput: Locator;
  readonly subjectSelect: Locator;
  readonly messageTextarea: Locator;
  readonly submitButton: Locator;
  readonly honeypotInput: Locator;
  readonly toastContainer: Locator;

  // Error elements
  readonly nameError: Locator;
  readonly emailError: Locator;
  readonly phoneError: Locator;
  readonly subjectError: Locator;
  readonly messageError: Locator;

  constructor(page: Page) {
    this.page = page;
    this.form = page.locator('#contact-form');
    this.nameInput = page.locator('input[name="name"]');
    this.emailInput = page.locator('input[name="email"]');
    this.phoneInput = page.locator('input[name="phone"]');
    this.subjectSelect = page.locator('select[name="subject"]');
    this.messageTextarea = page.locator('textarea[name="message"]');
    this.submitButton = page.locator('button[type="submit"]');
    this.honeypotInput = page.locator('input[name="website"]');
    this.toastContainer = page.locator('#toast-container');

    this.nameError = page.locator('[data-error="name"]');
    this.emailError = page.locator('[data-error="email"]');
    this.phoneError = page.locator('[data-error="phone"]');
    this.subjectError = page.locator('[data-error="subject"]');
    this.messageError = page.locator('[data-error="message"]');
  }

  async goto() {
    await this.page.goto('/contact');
    await this.page.waitForLoadState('domcontentloaded');
  }

  async fillValidForm(overrides: Partial<{
    name: string;
    email: string;
    phone: string;
    subject: string;
    message: string;
  }> = {}) {
    const data = {
      name: 'John Doe',
      email: 'john.doe@example.com',
      phone: '+1 555-123-4567',
      subject: 'web-development',
      message: 'I am interested in building a custom web application for my business.',
      ...overrides,
    };

    await this.nameInput.fill(data.name);
    await this.emailInput.fill(data.email);
    if (data.phone) await this.phoneInput.fill(data.phone);
    await this.subjectSelect.selectOption(data.subject);
    await this.messageTextarea.fill(data.message);
  }

  async submit() {
    await this.submitButton.click();
  }

  async fillAndSubmit(overrides: Parameters<typeof this.fillValidForm>[0] = {}) {
    await this.fillValidForm(overrides);
    await this.submit();
  }

  async waitForSuccessToast() {
    await expect(this.page.locator('#toast-container')).toContainText(/sent successfully/i, { timeout: 10000 });
  }

  async waitForErrorToast() {
    await expect(this.page.locator('#toast-container')).toContainText(/error|wrong|fix/i, { timeout: 5000 });
  }

  async isSubmitButtonDisabled() {
    return this.submitButton.isDisabled();
  }

  async getFieldError(field: 'name' | 'email' | 'phone' | 'subject' | 'message') {
    const errorLocator = this.page.locator(`[data-error="${field}"]`);
    const isHidden = await errorLocator.evaluate((el) => el.classList.contains('hidden'));
    return !isHidden;
  }
}