from ._builtin import Page
from .models import Constants

import random


class Error(Page):

    def is_displayed(self):

        is_mobile = False

        if self.round_number == 1:

            user_agent = self.request.META['HTTP_USER_AGENT']

            for substring in ['Mobi', 'Android']:
                if substring in user_agent:
                    is_mobile = True

        return self.round_number == 1 and is_mobile


class Consent(Page):
    form_model = 'player'
    form_fields = ['consent']

    def is_displayed(self):

        return self.round_number == 1

    def before_next_page(self):

        self.player.colors_reversed = random.randint(0, 1)
        self.player.participant.vars['colors_reversed'] = self.player.colors_reversed

        self.player.roles_reversed = random.randint(0, 1)
        self.player.participant.vars['roles_reversed'] = self.player.roles_reversed


class End1(Page):

    def is_displayed(self):

        return self.round_number == 1 and self.player.consent == 2


class GeneralInstructions1(Page):

    def is_displayed(self):

        return self.round_number == 1


class GeneralInstructions2(Page):

    def is_displayed(self):

        return self.round_number == 1


class Instructions1(Page):

    def is_displayed(self):

        return self.round_number == 1


class ComprehensionQuestions(Page):
    form_model = 'player'
    form_fields = ['q1', 'q2', 'q3']

    def is_displayed(self):

        return self.round_number == 1

    def before_next_page(self):

        if self.player.roles_reversed == 0:

            self.player.q1_error = False
            if self.player.q1 != 2:
                self.player.q1_error = True

        if self.player.roles_reversed == 1:

            self.player.q1_error = False
            if self.player.q1 != 1:
                self.player.q1_error = True

        self.player.q2_error = False
        if self.player.q2 != 870:
            self.player.q2_error = True

        self.player.q3_error = False
        if self.player.q3 != 330:
            self.player.q3_error = True

        self.player.cq_error = False
        if self.player.q1_error or self.player.q2_error or self.player.q3_error:
            self.player.cq_error = True

        if self.player.cq_error:
            self._is_frozen = False
            self._index_in_pages -= 2
            self.participant._index_in_pages -= 2


class Instructions2(Page):

    def is_displayed(self):

        return self.round_number == 1


class PracticeSituation(Page):
    form_model = 'player'
    form_fields = ['practice_submitted_choice']

    def is_displayed(self):

        return self.round_number == 1

    def practice_submitted_choice_choices(self):

        if self.player.roles_reversed == 0:

            choices = [
                [1, 'L'],
                [2, 'R']
            ]

            return choices

        if self.player.roles_reversed == 1:

            choices = [
                [1, 'U'],
                [2, 'D']
            ]

            return choices


class Start(Page):

    def is_displayed(self):

        return self.round_number == 1


class Loading(Page):
    timeout_seconds = 0.5

    def before_next_page(self):

        if self.round_number == 1:

            randomized_problems = random.sample(Constants.problems, len(Constants.problems))
            self.player.participant.vars['randomized_problems'] = randomized_problems

        self.player.colors_reversed = self.participant.vars.get('colors_reversed')
        self.player.roles_reversed = self.participant.vars.get('roles_reversed')

        problem_data = self.player.current_problem()
        self.player.problem_id = int(problem_data['id'])
        self.player.payoff_a = int(problem_data['a'])
        self.player.payoff_b = int(problem_data['b'])
        self.player.payoff_c = int(problem_data['c'])
        self.player.payoff_d = int(problem_data['d'])
        self.player.payoff_e = int(problem_data['e'])
        self.player.payoff_f = int(problem_data['f'])
        self.player.payoff_g = int(problem_data['g'])
        self.player.payoff_h = int(problem_data['h'])


class DecisionSituation(Page):
    form_model = 'player'
    form_fields = ['clicks_a', 'clicks_b', 'clicks_c', 'clicks_d',
                   'clicks_e', 'clicks_f', 'clicks_g', 'clicks_h',
                   'submitted_choice', 'submitted_time']

    def submitted_choice_choices(self):

        if self.player.roles_reversed == 0:

            choices = [
                [1, 'L'],
                [2, 'R']
            ]

            return choices

        if self.player.roles_reversed == 1:

            choices = [
                [1, 'U'],
                [2, 'D']
            ]

            return choices


class End2(Page):

    def is_displayed(self):

        return self.round_number == Constants.num_rounds


page_sequence = [
    Error,
    Consent,
    End1,
    GeneralInstructions1,
    GeneralInstructions2,
    Instructions1,
    ComprehensionQuestions,
    Instructions2,
    PracticeSituation,
    Start,
    Loading,
    DecisionSituation,
    End2
]