#!/usr/bin/python3
# -*- coding: utf-8 -*-

from bs4 import BeautifulSoup
import requests
from datetime import datetime, date, time, timezone

urls = {'DK0TWX' : 'https://www.deka.de/privatkunden/fondsprofil?id=DE000DK0TWX8'}

laufwerk = "d:/"

for key in urls:
    werte = {}
    file_name = key + ".csv"

    try:
        with open (laufwerk + file_name, "r") as in_file:
            zeilen = in_file.read().split("\n")
            try:
                for i, zeile in enumerate (zeilen):
                    datum, kurs = zeile.split(";")
                    if datum == "Datum":
                        pass
                    else:
                        werte[datetime.strptime(datum, "%d.%m.%Y")] = kurs
            except:
                pass
    except:         # z.B. Datei nicht vorhanden
        pass

    with open (laufwerk + file_name, "w") as out_file:
        req = requests.get(urls[key])
        soup = BeautifulSoup(req.text, "html5lib")
        datum_ruecknahmepreis = soup.find("tbody").find("tr").find_all("td")[4].string.split(" ")[3]
        
        aktueller_ruecknahmepreis = soup.find_all("div", class_ = "row box-tsr")[0]. \
            find_all("div", class_ = "fondsdetail")[1]. \
            find("div", class_ = "item-detail"). \
            string.strip().split(" ")[0]

        try:
            werte[datetime.strptime(datum_ruecknahmepreis, "%d.%m.%Y")] = aktueller_ruecknahmepreis
        except:
            pass

        out_file.write("Datum;Kurs\n")
        for wert in sorted(werte, reverse=True):
            out_file.write(wert.strftime("%d.%m.%Y"))
            out_file.write(';')
            out_file.write(werte[wert])
            out_file.write ("\n")