from fastapi import FastAPI, Request
from fastapi.responses import HTMLResponse
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
import json
import os

app = FastAPI()

# --- Mount static files and templates ---
app.mount("/static", StaticFiles(directory="webapp/static"), name="static")
templates = Jinja2Templates(directory="webapp/templates")

# --- Data file ---
DATA_FILE = "webapp/btc_data.jsonl"


@app.get("/", response_class=HTMLResponse)
async def read_root(request: Request):
    """Serves the main HTML page."""
    return templates.TemplateResponse("index.html", {"request": request})


@app.get("/api/data")
async def get_data():
    """Reads and returns data from the JSONL file."""
    data = []
    if os.path.exists(DATA_FILE):
        with open(DATA_FILE, "r") as f:
            for line in f:
                data.append(json.loads(line))
    return data


if __name__ == "__main__":
    import uvicorn

    uvicorn.run(app, host="0.0.0.0", port=8001)