import subprocess
import time
import requests

def is_ollama_running():
    try:
        r = requests.get("http://localhost:11434")
        return r.status_code == 200
    except Exception:
        return False

def start_ollama_model(model_name="llama3"):
    print(f"🚀 Starting Ollama model: {model_name}")
    subprocess.Popen(["ollama", "run", model_name], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
    print("⏳ Waiting for Ollama to be ready...")
    for _ in range(20):  # wait up to ~10 seconds
        if is_ollama_running():
            print("✅ Ollama is up!")
            return True
        time.sleep(0.5)
    print("❌ Ollama failed to start or is not responding.")
    return False