import requests
import json
import os
from bs4 import BeautifulSoup
from dataclasses import dataclass
from colorama import Fore
from parfive import Downloader
from threading import Semaphore


OK = f"{Fore.RESET}[{Fore.GREEN}+{Fore.RESET}] "
ERR = f"{Fore.RESET}[{Fore.RED}-{Fore.RESET}] "
IN = f"{Fore.RESET}[{Fore.LIGHTBLUE_EX}>{Fore.RESET}] "

global CONFIG

screenlock = Semaphore(value=1)


def config_check():
    if os.path.exists("./config.json"):
        with open("./config.json", "r") as f:
            CONFIG = json.load(f)
        if not "GoGoAnimeAuthKey" in CONFIG or len(CONFIG["GoGoAnimeAuthKey"]) == 0:
            print("GoGoAnimeAuthKey not set in config.json")
            exit(0)
        else:
            return CONFIG
    else:
        print("config.json file not found")
        exit(0)


CURRENT_DOMAIN = "film"


@dataclass(init=True)
class Download:
    name: str
    episode_quality: str
    folder: str
    all_episodes: int
    episode_start: int
    episode_end: int
    config: object
    printed: bool = False

    def get_links(self, source=None):
        if source is not None:
            source_ep = f"https://gogoanime.{self.config['CurrentGoGoAnimeDomain']}/{self.name}-episode-"
            episode_links = [
                f"{source_ep}{i}"
                for i in range(self.episode_start, self.episode_end + 1)
            ]
            episode_links.insert(0, source)
        else:
            source_ep = f"https://gogoanime.{self.config['CurrentGoGoAnimeDomain']}/{self.name}-episode-"
            episode_links = [
                f"{source_ep}{i}"
                for i in range(self.episode_start, self.episode_end + 1)
            ]
        return episode_links


def get_download_link(config, url, episode_quality):

    page = requests.get(
        url,
        cookies=dict(auth=config["GoGoAnimeAuthKey"]),
    )

    soup = BeautifulSoup(page.content, "html.parser")

    for link in soup.find_all("a", href=True):
        if episode_quality in link.text:
            return link["href"]


def file_downloader(file_list: dict, title: str, config: object):
    dl = Downloader(
        max_conn=config["MaxConcurrentDownloads"],
        overwrite=False,
        headers=dict(
            [
                (
                    "User-Agent",
                    "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36",
                ),
                ("authority", "gogo-cdn.com"),
                ("referer", f"https://gogoanime.{config['CurrentGoGoAnimeDomain']}/"),
            ]
        ),
    )

    for link in file_list:
        dl.enqueue_file(
            link,
            path=f"./{title}",
        )

    files = dl.download()
    return files


@dataclass(init=True)
class CustomMessage(Exception):
    """Custom message that will accept message as a parameter and it will print it on the console."""

    message: str = None
    episode_quality: str = None
    workingepisode: str = None

    def print_error(self):
        screenlock.acquire()
        print(ERR, self.message, end=" ")
        screenlock.release()

    def qual_not_found(self):
        screenlock.acquire()
        print(
            f"{ERR}Episode {self.workingepisode} {Fore.LIGHTCYAN_EX}{self.episode_quality}{Fore.RESET} quality not found."
        )
        screenlock.release()

    def use_default_qual(self):
        screenlock.acquire()
        print(
            f"{OK}Trying {Fore.LIGHTCYAN_EX}{self.episode_quality}{Fore.RESET} quality for Episode {self.workingepisode}."
        )
        screenlock.release()