import { test, expect } from '@playwright/test';
import { RoleAuthHelper } from '../../helpers/helpers';
import { ApiHelper } from '../../helpers/api-helper';

test.describe('RCA Workflow', () => {
  test.describe.configure({ mode: 'serial' });

  let rcaId: string | null = null;

  test('RCA list page loads', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('hospital_admin');

    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');

    const bodyText = await page.textContent('body');
    expect(bodyText).toContain('Root Cause Analysis');
  });

  test('create RCA', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('hospital_admin');

    await page.goto('/rca/create/');
    await page.waitForLoadState('domcontentloaded');
    await page.waitForTimeout(1000);

    const titleInput = page.locator('#id_title');
    if (!(await titleInput.isVisible().catch(() => false))) {
      test.skip();
      return;
    }

    const rcaTitle = `E2E RCA Test ${Date.now()}`;
    await page.fill('#id_title', rcaTitle);
    await page.fill('#id_description', 'Test RCA description for E2E workflow testing');
    await page.fill('#id_background', 'Background info for test');
    await page.fill('#id_root_cause_summary', 'Initial root cause summary');
    await page.selectOption('#id_severity', 'high');
    await page.selectOption('#id_priority', 'medium');
    await page.click('button[type="submit"]');

    await page.waitForLoadState('domcontentloaded');
    expect(page.url()).toMatch(/\/rca\/[0-9a-f-]+\//);

    const urlParts = page.url().split('/');
    rcaId = urlParts[urlParts.length - 2] || urlParts[urlParts.length - 1].replace('/', '');

    const bodyText = await page.textContent('body');
    expect(bodyText).toContain(rcaTitle);
  });

  test('add root cause', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('hospital_admin');

    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');

    const listBody = await page.textContent('body');
    if (listBody.includes('No Root Cause Analyses')) {
      test.skip();
      return;
    }

    const firstLink = page.locator('a[href*="/rca/"]').first();
    if (!(await firstLink.isVisible())) {
      test.skip();
      return;
    }
    await firstLink.click();
    await page.waitForLoadState('domcontentloaded');

    const modalBtn = page.locator('button[data-bs-target="#rootCauseModal"]');
    if (!(await modalBtn.isVisible().catch(() => false))) {
      test.skip();
      return;
    }

    await modalBtn.click();
    await page.waitForSelector('#rootCauseModal.show', { timeout: 5000 }).catch(() => {});
    await page.waitForTimeout(500);

    await page.fill('#rootCauseModal textarea[name="description"]', 'E2E test root cause: process gap identified');
    await page.selectOption('#rootCauseModal select[name="category"]', 'process');
    await page.fill('#rootCauseModal input[name="likelihood"]', '3');
    await page.fill('#rootCauseModal input[name="impact"]', '4');
    await page.click('#rootCauseModal button[type="submit"]');

    await page.waitForLoadState('domcontentloaded');
    const bodyText = await page.textContent('body');
    expect(bodyText).toContain('process gap identified');
  });

  test('add corrective action', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('hospital_admin');

    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');

    const listBody = await page.textContent('body');
    if (listBody.includes('No Root Cause Analyses')) {
      test.skip();
      return;
    }

    const firstLink = page.locator('a[href*="/rca/"]').first();
    if (!(await firstLink.isVisible())) {
      test.skip();
      return;
    }
    await firstLink.click();
    await page.waitForLoadState('domcontentloaded');

    const modalBtn = page.locator('button[data-bs-target="#actionModal"]');
    if (!(await modalBtn.isVisible().catch(() => false))) {
      test.skip();
      return;
    }

    await modalBtn.click();
    await page.waitForSelector('#actionModal.show', { timeout: 5000 }).catch(() => {});
    await page.waitForTimeout(500);

    await page.fill('#actionModal textarea[name="description"]', 'E2E corrective action: update SOP');
    await page.selectOption('#actionModal select[name="action_type"]', 'corrective');
    await page.selectOption('#actionModal select[name="status"]', 'not_started');
    await page.click('#actionModal button[type="submit"]');

    await page.waitForLoadState('domcontentloaded');
    const bodyText = await page.textContent('body');
    expect(bodyText).toContain('update SOP');
  });

  test('status change DRAFT to IN_PROGRESS', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('hospital_admin');

    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');

    const listBody = await page.textContent('body');
    if (listBody.includes('No Root Cause Analyses')) {
      test.skip();
      return;
    }

    const firstLink = page.locator('a[href*="/rca/"]').first();
    if (!(await firstLink.isVisible())) {
      test.skip();
      return;
    }
    await firstLink.click();
    await page.waitForLoadState('domcontentloaded');

    const statusSelect = page.locator('#statusChangeForm select[name="new_status"]');
    if (!(await statusSelect.isVisible().catch(() => false))) {
      test.skip();
      return;
    }

    await statusSelect.selectOption('in_progress');
    await page.click('#statusChangeForm button[type="submit"]');

    await page.waitForLoadState('domcontentloaded');
    const bodyText = await page.textContent('body');
    expect(bodyText).toContain('In Progress');
  });

  test('cross-hospital RCA isolation via API', async ({ page }) => {
    const api = new ApiHelper(page);
    await api.authenticate('hospital_admin');

    const resp = await api.get('/api/v1/complaints/');
    expect([200, 404]).toContain(resp.status());
  });

  test('unauthenticated user cannot access RCA', async ({ page }) => {
    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');
    expect(page.url()).toContain('/accounts/login/');
  });

  test('source user cannot access RCA', async ({ page }) => {
    const auth = new RoleAuthHelper(page);
    await auth.login('source_user');

    await page.goto('/rca/');
    await page.waitForLoadState('domcontentloaded');
    expect(page.url()).not.toContain('/rca/');
  });
});