from fastapi import FastAPI, Request
from fastapi.responses import HTMLResponse
import requests
import asyncio
import uvicorn

app = FastAPI()

ALPHA_VANTAGE_API_KEY = "HHSQZUIL3CQ9KTMI"
SYMBOL = "XAUUSD"
INTERVAL = "5min"

def analyze_signal(rsi, ema50, ema200):
    if rsi < 30 and ema50 > ema200:
        return "📈 BUY - RSI rendah & EMA Golden Cross"
    elif rsi > 70 and ema50 < ema200:
        return "📉 SELL - RSI tinggi & EMA Death Cross"
    else:
        return "⏸️ NO SIGNAL"

def get_technical_data():
    base_url = "https://www.alphavantage.co/query"

    rsi_url = f"{base_url}?function=RSI&symbol={SYMBOL}&interval={INTERVAL}&time_period=14&series_type=close&apikey={ALPHA_VANTAGE_API_KEY}"
    ema50_url = f"{base_url}?function=EMA&symbol={SYMBOL}&interval={INTERVAL}&time_period=50&series_type=close&apikey={ALPHA_VANTAGE_API_KEY}"
    ema200_url = f"{base_url}?function=EMA&symbol={SYMBOL}&interval={INTERVAL}&time_period=200&series_type=close&apikey={ALPHA_VANTAGE_API_KEY}"

    rsi_data = requests.get(rsi_url).json()
    ema50_data = requests.get(ema50_url).json()
    ema200_data = requests.get(ema200_url).json()

    try:
        rsi = float(list(rsi_data["Technical Analysis: RSI"].values())[0]["RSI"])
        ema50 = float(list(ema50_data["Technical Analysis: EMA"].values())[0]["EMA"])
        ema200 = float(list(ema200_data["Technical Analysis: EMA"].values())[0]["EMA"])
        return rsi, ema50, ema200
    except:
        return None, None, None

@app.get("/", response_class=HTMLResponse)
async def read_root(request: Request):
    rsi, ema50, ema200 = get_technical_data()
    if rsi and ema50 and ema200:
        signal = analyze_signal(rsi, ema50, ema200)
    else:
        signal = "⚠️ Data tidak tersedia (limit API?)"

    html_content