import asyncio
import re
from playwright import async_api
from playwright.async_api import expect

async def run_test():
    pw = None
    browser = None
    context = None

    try:
        # Start a Playwright session in asynchronous mode
        pw = await async_api.async_playwright().start()

        # Launch a Chromium browser in headless mode with custom arguments
        browser = await pw.chromium.launch(
            headless=True,
            args=[
                "--window-size=1280,720",
                "--disable-dev-shm-usage",
                "--ipc=host",
                "--single-process"
            ],
        )

        # Create a new browser context (like an incognito window)
        context = await browser.new_context()
        # Wider default timeout to match the agent's DOM-stability budget;
        # auto-waiting Playwright APIs (expect, locator.wait_for) inherit this.
        context.set_default_timeout(15000)

        # Open a new page in the browser context
        page = await context.new_page()

        # Interact with the page elements to simulate user flow
        # -> navigate
        await page.goto("http://localhost:8890/login")
        try:
            await page.wait_for_load_state("domcontentloaded", timeout=5000)
        except Exception:
            pass
        
        # -> Fill the email field with admin@example.com and the password with Admin123!, then submit the sign-in form.
        # email input placeholder="agent@example.com"
        elem = page.locator("xpath=/html/body/div/div/div/div[2]/div[2]/form/div/input").nth(0)
        await elem.wait_for(state="visible", timeout=10000)
        await elem.fill("admin@example.com")
        
        # -> Fill the email field with admin@example.com and the password with Admin123!, then submit the sign-in form.
        # password input placeholder="••••••••"
        elem = page.locator("xpath=/html/body/div/div/div/div[2]/div[2]/form/div[2]/input").nth(0)
        await elem.wait_for(state="visible", timeout=10000)
        await elem.fill("Admin123!")
        
        # -> Fill the email field with admin@example.com and the password with Admin123!, then submit the sign-in form.
        # button "Sign in"
        elem = page.locator("xpath=/html/body/div/div/div/div[2]/div[2]/form/button").nth(0)
        await elem.wait_for(state="visible", timeout=10000)
        await elem.click()
        
        # -> Wait for the login to complete and then open the knowledge base page to create a new knowledge module.
        await page.goto("http://localhost:8890/knowledge-base")
        try:
            await page.wait_for_load_state("domcontentloaded", timeout=5000)
        except Exception:
            pass
        
        # -> Click the 'New module' button to open the create module form.
        # button "New module"
        elem = page.locator("xpath=/html/body/div/div/div/main/div/div/button").nth(0)
        await elem.wait_for(state="visible", timeout=10000)
        await elem.click()
        
        # --> Assertions to verify final state
        assert await page.locator("xpath=//*[contains(., 'New module')]").nth(0).is_visible(), "The new knowledge module should be visible in the list after saving"
        assert await page.locator("xpath=//*[contains(., 'New module')]").nth(0).is_visible(), "The created module should appear in the knowledge base after saving"
        
        # --> Test blocked by environment/access constraints during agent run
        # Reason: TEST BLOCKED The test could not be run — the UI does not allow creating a new knowledge module because the creation control is disabled. Observations: - The Knowledge base page shows a 'New module' button that is disabled. - No create-module form or modal appeared after attempting to click the 'New module' control.
        raise AssertionError("Test blocked during agent run: " + "TEST BLOCKED The test could not be run \u2014 the UI does not allow creating a new knowledge module because the creation control is disabled. Observations: - The Knowledge base page shows a 'New module' button that is disabled. - No create-module form or modal appeared after attempting to click the 'New module' control." + " — the exported script cannot reproduce a PASS in this environment.")
        await asyncio.sleep(5)

    finally:
        if context:
            await context.close()
        if browser:
            await browser.close()
        if pw:
            await pw.stop()

asyncio.run(run_test())