from fastapi.responses import HTMLResponse
from fastapi.templating import Jinja2Templates
from fastapi import FastAPI, Request, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from utils import fetcher


app = FastAPI(swagger_ui_parameters={"syntaxHighlight.theme": "obsidian"})

fetcher = StockDataFetcher()

origins = ["*"]

app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

templates = Jinja2Templates(directory="templates")

@app.get("/", response_class=HTMLResponse)
async def read_root(request: Request):
    return templates.TemplateResponse("hello.html", {"request": request})


@app.get('/ltp')
async def get_data(ticker: str):
    try:
        response = fetcher.fetch_latest_price(ticker)
        return {'ltp' :response}
    except:
        return {"Timeout" : "Error"}

@app.get('/historical')
async def get_stocks_data(ticker: str, intervals: int, days: int):
    try:
        response = fetcher.fetch_stock_data(ticker, 15, 10).to_dict(orient="records")
        return response
    except:
        return {"data" : response}