from fastapi import FastAPI, HTTPException, Query
import httpx
import re

app = FastAPI()


@app.get("/")
def read_root():
    return {"message": "FastAPI is running"}


@app.get("/fetch-url/")
async def fetch_url(url: str = Query(..., description="The URL to fetch")):
    async with httpx.AsyncClient() as client:
        try:
            response = await client.get(url)
            response.raise_for_status()  # Check if the request was successful
            content = response.text
            price = '$' + re.findall('mainPrice__tM6aY"><p title="\$(.*?)"', content)[0]
            percentage = re.findall('"name\\":\\"Percent Change 24H\\",\"value\\":(.*?)},', content)[0] + '%'
            res = f"{price}    {percentage}"
            return res
        except httpx.RequestError as e:
            raise HTTPException(status_code=400, detail=f"An error occurred while requesting {url}: {str(e)}")
        except httpx.HTTPStatusError as e:
            raise HTTPException(status_code=e.response.status_code,
                                detail=f"Error response {e.response.status_code} while requesting {url}: {str(e)}")


if __name__ == "__main__":
    import uvicorn

    uvicorn.run(app, host="0.0.0.0", port=34567)