from bs4 import BeautifulSoup
import requests
import re
import datefinder  # another date finding library
from project import Project
from shared import CSC_MIRROR

class netbsd(Project):
    """netbsd class"""
    @staticmethod
    def checker(directory_URL, file_name):
        page = requests.get(directory_URL).text
        file_index = page.find(file_name)
        # print(page)

        if file_index == -1:
            return False
        
        str_dates = re.findall(r'(\d{2}-\w{3}-\d{4} \d{2}:\d{2})|(\d{4}-\w{3}-\d{2} \d{2}:\d{2})', page[file_index:])
        
        # print(directory_URL, file_name)
        # print(list(datefinder.find_dates("".join(str_dates[0])))[0])
        return list(datefinder.find_dates("".join(str_dates[0])))[0]

    @classmethod
    def check_version(cls, site1, site2):
        # getting the request from url
        r = requests.get(site1)
        r1 = requests.get(site2)

        page1 = r.text
        page2 = r1.text

        # converting the text
        s1 = BeautifulSoup(page1,"html.parser")
        s2 = BeautifulSoup(page2,"html.parser")

        hrefs1 = s1.find_all("a")
        hrefs2 = s2.find_all("a")

        for i in hrefs1: # for a href directories
            href = i.attrs['href']
            
            if re.match(r'NetBSD-\d.*', href):
                date1 = cls.checker(site1+href, "CHANGES")
                if not date1: # if the version is empty, ignore it
                    continue
                if (href not in [i.attrs['href'] for i in hrefs2]) or (date1 > cls.checker(site2+href, "CHANGES")):
                    return False
            elif href.startswith("NetBSD-") and href != "NetBSD-daily/":
                date1 = cls.checker(site1+href+"src/doc/", "CHANGES")
                if not date1:
                    continue
                if (href not in [i.attrs['href'] for i in hrefs2]) or (date1 > cls.checker(site2+href+"src/doc/", "CHANGES")):
                    return False
        return True
    
    @classmethod
    def check_iso(cls, site1, site2):
        # getting the request from url
        r = requests.get(site1)
        r1 = requests.get(site2)

        page1 = r.text
        page2 = r1.text

        # converting the text
        s1 = BeautifulSoup(page1,"html.parser")
        s2 = BeautifulSoup(page2,"html.parser")

        hrefs1 = s1.find_all("a")
        hrefs2 = s2.find_all("a")

        for i in hrefs1: # for a href directories
            href = i.attrs['href']
            
            if (href not in [i.attrs['href'] for i in hrefs2]) or (cls.checker(site1+href, "SHA512") > cls.checker(site2+href, "SHA512")) or (cls.checker(site1+href, "MD5") > cls.checker(site2+href, "MD5")):
                return False
        return True
                

    @classmethod
    def check(cls, data, project, current_time):
        """Check if project packages are up-to-date"""

        csc_url = CSC_MIRROR + data[project]["csc"] + data[project]["file"]
        upstream_url = data[project]["upstream"] + data[project]["file"]

        # print(cls.check_version(upstream_url, csc_url))
        # print(cls.check_iso(upstream_url+"iso/", csc_url+"iso/"))
        return cls.check_version(upstream_url, csc_url) and cls.check_iso(upstream_url+"iso/", csc_url+"iso/")