"""
Chat interaction tests — verify the chat responds correctly to user input.

Tests navigate to the Chat sub-tab before interacting.

Run with: pytest tests/e2e_chat.py -v
"""
import pytest
from playwright.sync_api import Page, expect
from tests.conftest import logged_in_page, get_chat_textarea, wait_for_response  # noqa: F401


def go_to_chat(page: Page):
    """Navigate to the Chat sub-tab."""
    page.click('button[role=tab]:has-text("Chat")')
    page.wait_for_timeout(1000)
    expect(page.locator('button:has-text("Send")')).to_be_visible(timeout=15000)


def send_message(page: Page, text: str):
    """Type and send a chat message."""
    chat_input = get_chat_textarea(page)
    expect(chat_input).to_be_visible(timeout=30000)
    chat_input.click()
    chat_input.fill(text)
    page.click('button:has-text("Send")')


class TestChatBasics:
    def test_chat_input_responds(self, logged_in_page: Page):
        """Chat input accepts text and Send works."""
        go_to_chat(logged_in_page)
        send_message(logged_in_page, "help")
        wait_for_response(logged_in_page, timeout_ms=60000)
        body_text = logged_in_page.inner_text('body')
        assert len(body_text) > 200

    def test_message_clears_after_send(self, logged_in_page: Page):
        """Chat input is cleared after sending a message."""
        go_to_chat(logged_in_page)
        chat_input = get_chat_textarea(logged_in_page)
        expect(chat_input).to_be_visible(timeout=30000)
        chat_input.click()
        chat_input.fill("hello")
        logged_in_page.click('button:has-text("Send")')
        expect(chat_input).to_have_value("", timeout=10000)

    def test_invalid_input_gets_response(self, logged_in_page: Page):
        """Nonsense input still gets a graceful response."""
        go_to_chat(logged_in_page)
        send_message(logged_in_page, "asdfghjkl zxcvbnm")
        wait_for_response(logged_in_page, timeout_ms=30000)
        body_text = logged_in_page.inner_text('body')
        assert len(body_text) > 200


class TestTabNavigation:
    def test_can_switch_to_settings_tab(self, logged_in_page: Page):
        """Settings tab is clickable and shows settings content."""
        logged_in_page.click('button[role=tab]:has-text("⚙️ Settings")')
        logged_in_page.wait_for_timeout(1000)
        body_text = logged_in_page.inner_text('body')
        assert any(word in body_text.lower() for word in ["settings", "save", "model"])

    def test_can_switch_back_to_app(self, logged_in_page: Page):
        """Can navigate away from and back to the App tab."""
        logged_in_page.click('button[role=tab]:has-text("⚙️ Settings")')
        logged_in_page.wait_for_timeout(500)
        logged_in_page.click('button[role=tab]:has-text("📱 App")')
        logged_in_page.wait_for_timeout(500)
        expect(logged_in_page.locator('button:has-text("→ GO")')).to_be_visible(timeout=10000)

    def test_live_progress_tab_loads(self, logged_in_page: Page):
        """Live Progress tab is accessible and renders."""
        logged_in_page.click('button[role=tab]:has-text("Live Progress")')
        logged_in_page.wait_for_timeout(1000)
        tab = logged_in_page.locator('button[role=tab]:has-text("Live Progress")')
        expect(tab).to_have_attribute('aria-selected', 'true', timeout=5000)

    def test_demo_assets_tab_loads(self, logged_in_page: Page):
        """Demo Assets tab is accessible."""
        logged_in_page.click('button[role=tab]:has-text("🎬 Demo Assets")')
        logged_in_page.wait_for_timeout(1000)
        tab = logged_in_page.locator('button[role=tab]:has-text("🎬 Demo Assets")')
        expect(tab).to_have_attribute('aria-selected', 'true', timeout=5000)