"""Page routes rendering Jinja2 templates."""

from __future__ import annotations

from pathlib import Path

from starlette.requests import Request
from starlette.responses import Response
from starlette.templating import Jinja2Templates

from ollama_web import llm

_TEMPLATES_DIR = Path(__file__).resolve().parent.parent / "templates"
templates = Jinja2Templates(directory=str(_TEMPLATES_DIR))


async def index(request: Request) -> Response:
    """Render the chat page with the available model list."""
    host = request.app.state.settings.ollama_host
    models = llm.list_models(host=host)
    default_model = request.app.state.settings.default_model
    return templates.TemplateResponse(
        request,
        "index.html",
        {"models": models, "default_model": default_model},
        media_type="text/html; charset=utf-8",
    )