import ipywidgets as widgets
from IPython.display import display, HTML

javascript_functions = {False: "hide()", True: "show()"}
button_descriptions  = {False: "Code anzeigen", True: "Code verstecken"}



class oi(object):
    
    def __init__(self):
        self.punktuation_list = ['.', '?', '!', ';', ':']
        return None

    def ReadDoc2Sent(self, document):
            
            splitsentences = []
            splitsentence = []
            punctuations = []
            
            with open(document) as sentences:
                counter = 0
                for sentence in sentences:
                    
                    counter += 1
                    if counter % 1000 == 0:
                        print(counter)
                    
                    words = sentence.split()
                    
                   
                    for word in words:
      
                 
                        if(word[-1] in self.punktuation_list or word in self.punktuation_list) and len(word) > 2:
                            
                            
                            splitsentence.append(word[:-1])
                            
                            splitsentences.append(splitsentence)
                            
                            punctuations.append(word[-1])
                            
                            splitsentence = []
                        else:
                            splitsentence.append(word)
                        
            return splitsentences, punctuations
        

    def PrintSplitSentencesToTextFile(self, punctuations, sentences, document):

        with open(document, 'a') as doc:

            for n in range(len(sentences)):
                
                towrite = ' '.join(sentences[n])
                
                #print(punctuations[n])
                punctuation = punctuations[n]
                
                doc.write(towrite + punctuation + '\n')


        return 'OK'
                
    def CellInputText2Splitsentences(self, sentences):
        
        splitsentences = []
        splitsentence = []
        punctuations = []
        
        

        words = sentences.split()


        for word in words:


            if word in self.punktuation_list or (word[-1] in self.punktuation_list and len(word) > 2):


                splitsentence.append(word[:-1])

                splitsentences.append(splitsentence)

                punctuations.append(word[-1])

                splitsentence = []
            else:
                splitsentence.append(word)

        return splitsentences, punctuations
    
    def CellInputText2SplitsentencesWithspacy(self, sentences):
        #print('iamhere')
        punctuations = []
        splitsentences = []
        import spacy
        nlp = spacy.load('de_core_news_sm')
        spacysentences = nlp(sentences)
        
        
        
        
        for sent in spacysentences.sents:
            #print('sent', sent)
            firstwordisaNoun = False
            if sent[0].tag_ == 'NN' or sent[0].tag_ == 'NE':
                firstwordisaNoun = True
            
            #print('da taaaag', sent[0].tag_)
            splitsent = sent.text.split()
            lastword = splitsent[-1]
            
            if firstwordisaNoun == False:
                try:
                    splitsent[0] = splitsent[0].lower()
                except:
                    #print('lower did not work')
                    pass
            #print('Firstword',splitsent[0])
            count = 0
            indextocutlastword = 1
            for letter in lastword:
                count += 1
                if letter in self.punktuation_list:
                    punctuations.append(letter)
                    indextocutlastword = count
            
            
            splitsent[-1] = splitsent[-1][:indextocutlastword - 1]
            
            splitsentences.append(splitsent)
            #print('senttext' , splitsent, indextocutlastword)
            
            
        if len(splitsentences) != len(punctuations):
            splitsentences = []
            splitsentence = []
            punctuations = []

            words = sentences.split()
            #print('sentencessplit', words)
            for word in words:

                if word in self.punktuation_list or (word[-1] in self.punktuation_list and len(word) > 2):

                    splitsentence.append(word[:-1])

                    splitsentences.append(splitsentence)

                    punctuations.append(word[-1])

                    splitsentence = []
                else:
                    splitsentence.append(word)

            for splisentence in splitsentences:
                for word in spacysentences:
                    if word.text == splisentence[0]:
                        if word.tag_ == 'NN' or word.tag_ == 'NE':
                            pass
                        else:
                            splisentence[0] = splisentence[0].lower()


        

        return splitsentences, punctuations
    
    def printSplitsentences2Text(self, punctuations, splitsentences):
        for n in range(len(sentences)):
                
                towrite = ' '.join(sentences[n])
                
                
                punctuation = punctuations[n]
                
                print(towrite + punctuation + '\n')
        
        return 'done'
    
    



    def toggle_code(self, state):

        """
        Toggles the JavaScript show()/hide() function on the div.input element.
        """

        output_string = "<script>$(\"div.input\").{}</script>"
        output_args   = (javascript_functions[state],)
        output        = output_string.format(*output_args)

        display(HTML(output))


    def button_action(self, value):

        """
        Calls the toggle_code function and updates the button description.
        """

        state = value.new

        self.toggle_code(state)

        value.owner.description = button_descriptions[state]

    def log_progress(self, sequence, every=None, size=None, name='Items'):
        from ipywidgets import IntProgress, HTML, VBox
        from IPython.display import display

        is_iterator = False
        if size is None:
            try:
                size = len(sequence)
            except TypeError:
                is_iterator = True
        if size is not None:
            if every is None:
                if size <= 200:
                    every = 1
                else:
                    every = int(size / 200)     # every 0.5%
        else:
            assert every is not None, 'sequence is iterator, set every'

        if is_iterator:
            progress = IntProgress(min=0, max=1, value=1)
            progress.bar_style = 'info'
        else:
            progress = IntProgress(min=0, max=size, value=0)
        label = HTML()
        box = VBox(children=[label, progress])
        display(box)

        index = 0
        try:
            for index, record in enumerate(sequence, 1):
                if index == 1 or index % every == 0:
                    if is_iterator:
                        label.value = '{name}: {index} / ?'.format(
                            name=name,
                            index=index
                        )
                    else:
                        progress.value = index
                        label.value = u'{name}: {index} / {size}'.format(
                            name=name,
                            index=index,
                            size=size
                        )
                yield record
        except:
            progress.bar_style = 'danger'
            raise
        else:
            progress.bar_style = 'success'
            progress.value = index
            label.value = "{name}: {index}".format(
                name=name,
                index=str(index or '?')
            )