from otree.api import Currency as c, currency_range, safe_json
from ._builtin import WaitPage, Page as oTreePage
from .models import Constants
import numpy as np
import random
import string
import re
import json

total_page_count = 59

all_rounds = [1]

class Page(oTreePage):
    def get_progress(self):
        totpages = self.participant._max_page_index
        curpage = self.participant._index_in_pages
        return f"{curpage / totpages * 100:.0f}"


class Welcome(Page):
    form_model = 'player'
    form_fields = ['email']

    def is_displayed(self):

        return (self.player.round_number == 1)


    def error_message(self, values):

        if(re.match("[^@]+@[^@]+\.[^@]+", values["email"]) == None):
            return "Die von Ihnen eingegebene E-Mail-Adresse ist ungültig."

        #check no spaces in email address
        if (' ' in values["email"]) == True:
            return "Die von Ihnen eingegebene E-Mail-Adresse enthält Leerzeichen."


    def before_next_page(self):

        self.participant.vars['page_count'] = 1



class Data_Protection(Page):
    form_model = 'player'
    form_fields = ['data_name', 'data_consent']

    def is_displayed(self):

        return (self.player.round_number == 1)

    def before_next_page(self):

        for r in all_rounds:

            self.player.in_round(r).progress = np.int(100*self.participant._index_in_pages / self.participant._max_page_index)

        self.participant.vars['page_count'] = self.participant.vars['page_count'] + 1





class Payment_Data(Page):
    form_model = 'player'
    form_fields = ['firstname', 'lastname', 'bank_name', 'iban', 'bic', 'checkmark2', 'checkmark3']

    def is_displayed(self):

        return (self.player.round_number == 1)


    def error_message(self, values):


        ###IBAN VALIDIERUNG BEGINNT HIER
        valid_codes = ["AL", "AT", "BE", "BG", "CH", "CH", "CY", "CZ", "DE", "DK",
                      "EE", "ES", "FI", "FR", "GB", "GR", "HR", "HU",
                      "IE", "IS", "IT", "LI", "LT", "LU", "LV", "MC",
                      "MT", "NL", "NO", "PL", "PT", "RO", "SE", "SI",
                      "SK", "SM"]


        len_dict = {"AT": 20, "EE": 20, "LT": 20, "LU": 20, "BE": 16, "BG": 22, "DE": 22, "GB": 22,
                   "IE": 22, "CH": 21, "HR": 21, "LI": 21, "LV": 21, "CY": 28, "HU": 28, "PL": 28,
                   "CZ": 24, "ES": 24, "RO": 24, "SE": 24, "SK": 24, "DK": 18, "FI": 18, "NL": 18,
                   "FR": 27, "GR": 27, "IT": 27, "MC": 27, "SM": 27, "IS": 26, "MT": 31, "NO": 15,
                   "PT": 25, "SI": 19, "AL": 28}


        LETTERS = {ord(d): str(i) for i, d in enumerate(string.digits + string.ascii_uppercase)}

        iban = values["iban"]

        IBAN = iban.upper()

        IBAN = IBAN.replace(" ", "")

        c1 = False
        c2 = False
        c3 = False
        c4 = False

        country = IBAN[0:2]

        c1 = country in valid_codes

        if c1:

            c2 = len_dict[country] == len(IBAN)

        if c1 and c2:


            temp = IBAN[:2] + '00' + IBAN[4:]

            number_iban = (temp[4:] + temp[:4]).translate(LETTERS)


            check_digits = '{:0>2}'.format(98 - (int(number_iban) % 97))

            c3 = check_digits == IBAN[2:4]

        if c1 and c2 and c3:

            _number_iban = (IBAN[4:] + IBAN[:4]).translate(LETTERS)

            c4 = int(_number_iban) % 97 == 1

        if not (c1 and c2 and c3 and c4):
            return "Die von Ihnen angegebene IBAN ist nicht gültig. Bitte überprüfen Sie Ihre Eingabe."

        #check no small letters in iban
        for c in values["iban"]:
            if c.islower():
                return "Die von Ihnen angegebene IBAN enthält Kleinbuchstaben."

        ###IBAN VALIDIERUNG ENDET HIER


        #valide BIC code
        if(re.match('([a-zA-Z]{4}[a-zA-Z]{2}[a-zA-Z0-9]{2}([a-zA-Z0-9]{3})?)', values["bic"]) == None):
            return "Der von Ihnen eingegebene BIC-Code ist ungültig."



    def before_next_page(self):


        p = self.player

        for r in all_rounds:

            self.player.in_round(r).progress = np.int(100*self.participant._index_in_pages / self.participant._max_page_index)

        self.participant.vars['page_count'] = self.participant.vars['page_count'] + 1


        self.participant.vars['iban'] = p.iban







class Intro(Page):

    def is_displayed(self):
        return (self.player.round_number == 1)

    def before_next_page(self):

        for r in all_rounds:

            self.player.in_round(r).progress = np.int(100*self.participant._index_in_pages / self.participant._max_page_index)
        self.participant.vars['page_count'] = self.participant.vars['page_count'] + 1


    def vars_for_template(self):
        return {'progress': np.int(100*(self.participant.vars['page_count'] / total_page_count))}


page_sequence = [Welcome, Data_Protection, Payment_Data, Intro]