from otree.api import Currency as c, currency_range
from . import models
from ._builtin import Page, WaitPage
from .models import Constants

from string import digits 

class IdPage(Page):
    form_model = models.Player
    form_fields = ['DecisionLabId', 'VirtualLabId']

    def vars_for_template(self):
        pdone = round(self.player.participant._index_in_pages / self.player.participant._max_page_index * 100)

        return { "pdone"         : pdone}

    def DecisionLabId_error_message(self, value):
        
        # Exactly 7 digits
        if len( value ) < 7:
            return "Eingabe zu kurz! Die Decision Lab Id sollte genau sieben Stellen haben!"

        # Only digits
        if any( [c not in digits for c in value] ):
            return "Bitte nur Ziffern eingeben!"

        # Last two digits are the sum of all other digits
        sm = sum( [int(c) for c in value[0:5]] )
        if not sm == int( value[5:]):
            return "Fehlerhafte Decision Lab ID!"

        if value == "0000000":
            return "Fehlerhafe Decision Lab ID!"

        for p in self.subsession.get_players():
            if ("DecisionLabId" in p.participant.vars) and (p.participant.vars["DecisionLabId"] == value):
                return "Decision Lab ID bereits verwendet!"

    def VirtualLabId_error_message(self, value):
        # Empty value is ok!
        if len( value ) == 0:
            return

        if len( value ) < 5:
            return "Eingabe zu kurz! Die Id sollte genau fünf Stellen haben!"


        value = value.upper()
        if any( [c in digits for c in value[0:4]] ):
            return "Bitte kontrollieren sie die eigegebene Id!"

        if any( [c not in digits for c in value[4:]] ):
            return "Bitte kontrollieren sie die eigegebene Id!"


    def before_next_page(self):
        self.player.participant.vars["DecisionLabId"] = self.player.DecisionLabId
        self.player.participant.vars["VirtualLabId"]  = self.player.VirtualLabId.upper()


page_sequence = [ IdPage ]