from fastapi import Request, FastAPI
from fastapi.staticfiles import StaticFiles

from datetime import datetime

from .collector import parse_traceroute_output, store_traceroute
from .db import ensure_table_setup

from pprint import pprint as print


# Setup our SQLite before anything else.
ensure_table_setup()

# Setup web framework thingies
app = FastAPI()
app.mount("/static", StaticFiles(directory="static"), name="static")

@app.get("/")
def read_root():
    return {
        "greeting": "Hello, Kalzu!",
        "instructions": [
            "Try piping traceroute data directly to POST /trace/{hostname}.",
            "{hostname} is for filtering data by sender.",
            "For example the following command using HTTPie:",
            "",
            "  $ traceroute peitto.info | http POST localhost:8000/trace/rekku",
            "",
            "",
            "Also take a look at /docs/ and /static/index.html",
            "",
            "",
            "",
            "END OF TRANSMISSION",
        ] + [None]*800
    }


@app.post("/trace/{hostname}")
async def create_trace(hostname: str, request: Request):
    raw_data = await request.body()
    data = raw_data.decode("utf-8", "ignore")

    print(f"Received data from {hostname}:")
    print(data)

    trace = parse_traceroute_output(data, datetime.now())

    print("Parsed data:")
    print(trace)

    store_traceroute(hostname, trace)

    return {"status": "ok" }