import asyncio
import os
from pathlib import Path
import httpx
from nicegui import app
from nicegui.testing.user_simulation import user_simulation


def test_nicegui_pages_and_navigation(monkeypatch,tmp_path):
    monkeypatch.setenv('NICEGUI_STORAGE_SECRET','test-ui-only')
    monkeypatch.setenv('COOKIE_SECURE','0')
    monkeypatch.setenv('UI_HOST','127.0.0.1')
    now='2026-11-04T10:00:00+00:00'
    summary={'servers':[{'id':'9d7b98c8-ce9e-4eeb-9a26-599b2f0f7ccd','name':'test-host','segment':'Production','address':'127.0.0.1','status':'Online','last_seen':now,'sample_at':now,'cpu':25,'ram':40,'disk':50,'maintenance':False,'services':{}}],'online':1,'workers':2,'completed':5,'success_rate':100,'chart':[{'bucket':now,'success':5,'failed':0}],'open_alarms':0,'segments':[{'name':'Production','cidr':'10.0.0.0/24'}],'updated_at':now}
    async def fake_api(method,path,**kwargs):
        data={'/auth/me/':{'username':'qa','is_staff':True},'/summary/':summary,'/tasks/':{'count':0,'results':[]},'/events/':{'count':0,'results':[]},'/alarms/':{'count':0,'results':[]},'/flower/':[],'/settings/':{'retention_days':90,'heartbeat_timeout':60,'cpu_warning':85,'ram_warning':90,'disk_warning':90}}.get(path,{})
        return httpx.Response(200,json=data)
    async def scenario():
        async with user_simulation(main_file=Path('frontend/main.py')) as user:
            # The route closure retains the actual module namespace loaded by runpy.
            endpoint=next(r.endpoint for r in app.routes if getattr(r,'path',None)=='/')
            endpoint.__globals__['api']=fake_api
            # NiceGUI's page wrapper retains the original page function.
            for route in app.routes:
                fn=getattr(route,'endpoint',None)
                if fn and hasattr(fn,'__wrapped__'):fn.__wrapped__.__globals__['api']=fake_api
            await user.open('/login')
            await user.should_see('Anmelden')
            with user:app.storage.user['token']='fake-token'
            await user.open('/')
            await user.should_see('Alles im Blick.')
            for title,expected in [('Server','Serverübersicht'),('Celery & Tasks','Einträge'),('Flower','Flower-Instanzen'),('Historie','Einträge'),('Alarme','Einträge'),('Einstellungen','Erfassung & Aufbewahrung'),('dilibAI','Infrastruktur analysieren')]:
                user.find(title).click()
                await user.should_see(expected)
    asyncio.run(scenario())