""" Module for IPTV and streams support """
import re
from enum import Enum
from urllib.parse import unquote

from app.settings import SettingsType
from app.ui.uicommons import IPTV_ICON
from .ecommons import BqServiceType, Service

# url, description, urlkey, account, usrname, psw, s_type, iconsrc, iconsrc_b, group
NEUTRINO_FAV_ID_FORMAT = "{}::{}::{}::{}::{}::{}::{}::{}::{}::{}"
ENIGMA2_FAV_ID_FORMAT = " {}:0:{}:{:X}:{:X}:{:X}:{:X}:0:0:0:{}:{}\n#DESCRIPTION: {}\n"
MARKER_FORMAT = " 1:64:{}:0:0:0:0:0:0:0::{}\n#DESCRIPTION {}\n"


class StreamType(Enum):
    DVB_TS = "1"
    NONE_TS = "4097"
    NONE_REC_1 = "5001"
    NONE_REC_2 = "5002"
    E_SERVICE_URI = "8193"


def parse_m3u(path, s_type):
    with open(path) as file:
        aggr = [None] * 10
        services = []
        groups = set()
        counter = 0
        name = None

        for line in file.readlines():
            if line.startswith("#EXTINF"):
                name = line[1 + line.index(","):].strip()
            elif line.startswith("#EXTGRP") and s_type is SettingsType.ENIGMA_2:
                grp_name = line.strip("#EXTGRP:").strip()
                if grp_name not in groups:
                    groups.add(grp_name)
                    fav_id = MARKER_FORMAT.format(counter, grp_name, grp_name)
                    counter += 1
                    mr = Service(None, None, None, grp_name, *aggr[0:3], BqServiceType.MARKER.name, *aggr, fav_id, None)
                    services.append(mr)
            elif not line.startswith("#"):
                url = line.strip()
                fav_id = get_fav_id(url, name, s_type)
                if name and url:
                    srv = Service(None, None, IPTV_ICON, name, *aggr[0:3], BqServiceType.IPTV.name, *aggr, fav_id, None)
                    services.append(srv)

    return services


def export_to_m3u(path, bouquet, s_type):
    pattern = re.compile(".*:(http.*):.*") if s_type is SettingsType.ENIGMA_2 else re.compile("(http.*?)::::.*")
    lines = ["#EXTM3U\n"]
    current_grp = None

    for s in bouquet.services:
        s_type = s.type
        if s_type is BqServiceType.IPTV:
            res = re.match(pattern, s.data)
            if not res:
                continue
            data = res.group(1)
            lines.append("#EXTINF:-1,{}\n".format(s.name))
            if current_grp:
                lines.append(current_grp)
            lines.append("{}\n".format(unquote(data.strip())))
        elif s_type is BqServiceType.MARKER:
            current_grp = "#EXTGRP:{}\n".format(s.name)

    with open(path + "{}.m3u".format(bouquet.name), "w", encoding="utf-8") as file:
        file.writelines(lines)


def get_fav_id(url, service_name, s_type):
    """ Returns fav id depending on the profile. """
    if s_type is SettingsType.ENIGMA_2:
        url = unquote(url)
        stream_type = StreamType.NONE_TS.value
        return ENIGMA2_FAV_ID_FORMAT.format(stream_type, 1, 0, 0, 0, 0, url, service_name, service_name, None)
    elif s_type is SettingsType.NEUTRINO_MP:
        return NEUTRINO_FAV_ID_FORMAT.format(url, "", 0, None, None, None, None, "", "", 1)


if __name__ == "__main__":
    pass