# main.py
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
import httpx
from bs4 import BeautifulSoup
from typing import List, Dict

app = FastAPI()

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_methods=["GET"],
    allow_headers=["*"],
)

OLLAMA_LIBRARY_URL = "https://ollama.com/library"

@app.get("/models")
async def get_models() -> List[Dict]:
    async with httpx.AsyncClient() as client:
        response = await client.get(OLLAMA_LIBRARY_URL)
        html = response.text

    soup = BeautifulSoup(html, "html.parser")
    items = soup.select("li[x-test-model]")

    models = []
    for item in items:
        name = item.select_one("[x-test-model-title] span")
        description = item.select_one("p.max-w-lg")
        sizes = [el.get_text(strip=True) for el in item.select("[x-test-size]")]
        pulls = item.select_one("[x-test-pull-count]")
        tags = [t.get_text(strip=True) for t in item.select('span[class*="text-blue-600"]')]
        updated = item.select_one("[x-test-updated]")
        link = item.select_one("a")

        models.append({
            "name": name.get_text(strip=True) if name else "",
            "description": description.get_text(strip=True) if description else "No description",
            "sizes": sizes,
            "pulls": pulls.get_text(strip=True) if pulls else "Unknown",
            "tags": tags,
            "updated": updated.get_text(strip=True) if updated else "Unknown",
            "link": link.get("href") if link else None,
        })

    return models