import os
import logging

class HtmlLocator:
    def __init__(self):
        self.l = logging.getLogger('solo_turnier.html_locator')
    
    def __findRecursivelyCandidates(self, path: str, fileName: str):
        ret = []
        ls = os.listdir(path)
        
        if fileName in ls and os.path.isfile(os.path.join(path, fileName)):
            ret.append(os.path.join(path, fileName))
        
        for p in ls:
            subPath = os.path.join(path, p)
            if os.path.isdir(subPath):
                ret = ret + self.__findRecursivelyCandidates(subPath, fileName)
        
        return ret

    def __fingMatchingTabs(self, ergCandidate):
        path = os.path.dirname(ergCandidate)
        tabPath = os.path.join(path, 'tabges.htm')
        if not os.path.exists(tabPath):
            tabPath = None
        return (ergCandidate, tabPath)
    
    def findCandidates(self, path: str):
        candidatesErg = self.__findRecursivelyCandidates(path, 'erg.htm')
        candidates = [self.__fingMatchingTabs(x) for x in candidatesErg]
        return candidates
    
    def findPreviewRoundCandidates(self, path: str):
        candidates = self.__findRecursivelyCandidates(path, 'tabges.htm')
        return candidates