import pandas as pd
import PySimpleGUI as sg
sg.theme("Brownblue")
layout = [[sg.T("")], [sg.Text("Choisir le fichier CSV: "), sg.Input(key="-IN2-", change_submits=True),
                       sg.FileBrowse(key="-IN-", file_types=(("Text Files", "*.csv")))], [sg.Button("Submit")]]

window = sg.Window('VIDEOTRON MOBILE DATA CALCULATOR', layout, size=(600, 150))


while True:
    event, values = window.read()

    if event == sg.WIN_CLOSED or event == "Exit":
        break
    elif event == "Submit":
        pd.set_option('display.max_rows', None)

        df = pd.read_csv(values["-IN2-"], sep=";",
                         encoding='unicode_escape', decimal=",", usecols=[9, 20, 39])

        df.replace('UTILISATION POUR LE', '', regex=True, inplace=True)

        df = df.set_axis(['USER', 'B', 'DATA'], axis=1)
        df = df.replace('é', 'e', regex=True)
        df = df.replace('Ã', 'E', regex=True)
        df = df.replace('E´', 'o', regex=True)
        df = df.replace('E§', 'c', regex=True)
        df = df.replace('‰', '', regex=True)

        df = df[df['B'].str.contains('DONN')]

        df['DATA'] = df['DATA'].apply(
            lambda x: float(x.split()[0].replace(',', '.')))

        datasum = df.groupby('USER')['DATA'].sum(min_count=1).reset_index()

        print(datasum)