import logging
from datetime import datetime, timedelta

import pytz
from requests_cache import CachedSession

from core.constants import HTTP_HEADERS
from data.spot import Spot
from spotproviders.http_spot_provider import HTTPSpotProvider


# Spot provider for General Mountain Activity
class GMA(HTTPSpotProvider):
    POLL_INTERVAL_SEC = 120
    SPOTS_URL = "https://www.cqgma.org/api/spots/25/"
    # GMA spots don't contain the details of the programme they are for, we need a separate lookup for that
    REF_INFO_URL_ROOT = "https://www.cqgma.org/api/ref/?"
    REF_INFO_CACHE_TIME_DAYS = 30
    REF_INFO_CACHE = CachedSession("cache/gma_ref_info_cache", expire_after=timedelta(days=REF_INFO_CACHE_TIME_DAYS))

    def __init__(self, provider_config):
        super().__init__(provider_config, self.SPOTS_URL, self.POLL_INTERVAL_SEC)

    def http_response_to_spots(self, http_response):
        new_spots = []
        # Iterate through source data
        for source_spot in http_response.json()["RCD"]:
            # Convert to our spot format
            spot = Spot(source=self.name,
                        dx_call=source_spot["ACTIVATOR"].upper(),
                        de_call=source_spot["SPOTTER"].upper(),
                        freq=float(source_spot["QRG"]) * 1000 if (source_spot["QRG"] != "") else None,
                        # Seen GMA spots with no frequency
                        mode=source_spot["MODE"].upper() if "<>" not in source_spot["MODE"] else None,
                        # Filter out some weird mode strings
                        comment=source_spot["TEXT"],
                        sig_refs=[source_spot["REF"]],
                        sig_refs_names=[source_spot["NAME"]],
                        sig_refs_urls=["https://www.cqgma.org/zinfo.php?ref=" + source_spot["REF"]],
                        time=datetime.strptime(source_spot["DATE"] + source_spot["TIME"], "%Y%m%d%H%M").replace(
                            tzinfo=pytz.UTC).timestamp(),
                        dx_latitude=float(source_spot["LAT"]) if (source_spot["LAT"] and source_spot["LAT"] != "") else None,
                        # Seen GMA spots with no (or empty) lat/lon
                        dx_longitude=float(source_spot["LON"]) if (source_spot["LON"] and source_spot["LON"] != "") else None)

            # GMA doesn't give what programme (SIG) the reference is for until we separately look it up.
            ref_response = self.REF_INFO_CACHE.get(self.REF_INFO_URL_ROOT + source_spot["REF"],
                                                   headers=HTTP_HEADERS)
            # Sometimes this is blank, so handle that
            if ref_response.text is not None and ref_response.text != "":
                ref_info = ref_response.json()
                # If this is POTA, SOTA or WWFF data we already have it through other means, so ignore. POTA and WWFF
                # spots come through with reftype=POTA or reftype=WWFF. SOTA is harder to figure out because both SOTA
                # and GMA summits come through with reftype=Summit, so we must check for the presence of a "sota" entry
                # to determine if it's a SOTA summit.
                if ref_info["reftype"] not in ["POTA", "WWFF"] and (ref_info["reftype"] != "Summit" or ref_info["sota"] == ""):
                    match ref_info["reftype"]:
                        case "Summit":
                            spot.sig = "GMA"
                        case "IOTA Island":
                            spot.sig = "IOTA"
                        case "Lighthouse (ILLW)":
                            spot.sig = "ILLW"
                        case "Lighthouse (ARLHS)":
                            spot.sig = "ARLHS"
                        case "Castle":
                            spot.sig = "WCA"
                        case "Mill":
                            spot.sig = "MOTA"
                        case _:
                            logging.warn("GMA spot found with ref type " + ref_info[
                                "reftype"] + ", developer needs to add support for this!")
                            spot.sig = ref_info["reftype"]

                    # Add to our list. Don't worry about de-duping, removing old spots etc. at this point; other code will do
                    # that for us.
                    new_spots.append(spot)
        return new_spots