#! /usr/bin/env python3.10


import shelve, os

class steuer_rechner:
    def __init__(self, lohn_eingabe = int) -> None:
        self.lohneingabe = lohn_eingabe
        self.data_datei = os.path.dirname(os.path.realpath(__file__)) + os.sep + "data"
        self.month = ['Jan', 'Feb', 'Mae', 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez']
        if not os.path.exists(self.data_datei):
            month_dict = dict.fromkeys(self.month, 0)
            with shelve.open(self.data_datei) as db:
                db['Lohn'] = month_dict

        with shelve.open(self.data_datei) as db:
            print(db['Lohn'])
            
    def modify_data (self, month = str, money = int):
        #check value
        yes_exist = False 
        for check_value in self.month:
            if check_value == month:
                yes_exist = True
        if not yes_exist is True:
            print("false value")
            return False
        
        with shelve.open(self.data_datei, writeback=True) as db_data:
            db_data['Lohn'][month] = money
        
        return True
    
    def sum_calc(self):
        calc = 0
        with shelve.open(self.data_datei) as db:
            for test in db['Lohn'].values():
                calc = calc + test
        return calc
                

    def prozent_rechner(self, prozent):
        prozent_wert = self.lohneingabe * (prozent / 100)
        sum_wert = self.lohneingabe + prozent_wert
        sum_min = self.lohneingabe - prozent_wert
        return {
            "sum" : sum_wert,
            "wert": prozent_wert,
            "min" : sum_min
        }
        
    def lohn_steuer_klass2(self):
        pass
    
    def main(self):
        while True:
            my_input = input("Wollen Sie Daten hinzufügen y|n:")
            print(my_input)
            if not my_input == 'n' and  not my_input == 'y':
                print("richtig")
            elif my_input == 'y':
                print("richtg eingabe y")
            elif my_input == 'n':
                print("raus")
                break
 

        #test = steuer_rechner.prozent_rechner(self, prozent=18.1)
        #modify_data = steuer_rechner.modify_data(self, month="Oktoo", money=1231.12)
        #sum_rechner = steuer_rechner.sum_calc(self) 
        #print("Summe im Jahr :"sum_rechner)
        #print(modify_data)
        #print(self.lohneingabe)


if __name__ == "__main__":
    rechnen = steuer_rechner(lohn_eingabe=232)
    rechnen.main()