from bs4 import BeautifulSoup
from urllib.parse import urlparse
import requests, os, logging, re, json

class WPChange:
    # Constructor
    def __init__(self, index_name=1, number_thread=1, logger=None, parser="html.parser"):
        self._name = "Thread-{0}".format(index_name)
        self._logger = logger
        self._number_thread = number_thread
        self._parser = parser
    
    # Destructor 
    def __del__(self):
        print("{0} : Import finished".format(self._name))


    # Public method 

    ## from file

    def fromFile(self, files=[], number_thread=1, max_thread=1):
        divFiles = int(len(files) / max_thread)
        currentRangeFiles = int(divFiles * (number_thread+1))
        firstRange = int(currentRangeFiles - divFiles)
        self._logger.debug("{0} : index : {1}".format(self._name,number_thread))

        self._logger.debug("{0} : first range : {1}".format(self._name,firstRange))
        self._logger.debug("{0} : last range : {1}".format(self._name,currentRangeFiles))

        for i in range(firstRange, currentRangeFiles):
            if os.path.exists(files[i]):
                self._logger.info("{0} : ({1}/{2}) File is being processed : {3}".format(self._name, i+1, currentRangeFiles + 1, files[i]))
                self._change(files[i])
                

    ## From directory
    
    def fromDirectory(self, directory="", number_thread=1, max_thread=1):
        directory = "{0}/archives".format(directory)
        directories = self._getDirectories([], "{0}".format(directory))
        if len(directories) > 0:
            files = self._getFiles(directories)
            self.fromFile(files, number_thread, max_thread)
        else:
            self._logger.error("{0} : No files for {1}".format(self._name, directory))


    # Private method

    ## Get all files

    def _getFiles(self, item):
        files = []
        for i in item:
            for j in os.listdir(i):
                if os.path.isfile("{0}/{1}".format(i, j)):
                    files.append("{0}/{1}".format(i, j))
        return files


    ## Get directories

    def _getDirectories(self, subdirectory, item):
        sub = subdirectory
        for i in os.listdir(item):
            if os.path.isdir("{0}/{1}".format(item, i)):
                sub.append("{0}/{1}".format(item, i))
                subdirectory = self._getDirectories(sub, "{0}/{1}".format(item, i))
        return subdirectory

    ## Change path img file

    def _change(self, file):
        with open(file, 'r') as f:
            content = f.read()
            soup = BeautifulSoup(content, self._parser)
            img = soup.find_all("img")
            for i in img:
                src = i.get("src")
                self._logger.info(src)