from ._builtin import Page

from .models import Constants, Slider
from slider_task.pages import SliderTaskPage

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):

        if (self.player.id_in_group % 2) != 0:
            self.player.reciprocity = "Positive"

        if (self.player.id_in_group % 2) == 0:
            self.player.reciprocity = "Negative"

        self.player.colors_reversed = random.randint(0, 1)


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):

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

        self.player.q2_error = False
        if self.player.q2 != 420:
            self.player.q2_error = True

        self.player.q3_error = False
        if self.player.q3 != 780:
            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

    def before_next_page(self):

        self.player.prepare_sliders(num=25, min=0, max=100)


class Sliders1(SliderTaskPage):
    Constants = Constants
    Slider = Slider

    def is_displayed(self):

        return self.round_number == 1


class Choice(Page):
    form_model = 'player'
    form_fields = ['choice']

    def is_displayed(self):

        return self.round_number == 1

    def before_next_page(self):

        if self.player.choice == 1:

            if self.player.reciprocity == "Positive":
                self.player.sliders = 150

            if self.player.reciprocity == "Negative":
                self.player.sliders = 50

        if self.player.choice == 2:

            self.player.sliders = 100

        self.player.participant.vars['sliders'] = self.player.sliders


class Questionnaire(Page):
    form_model = 'player'
    form_fields = ['question1a', 'question1b',
                   'question2a', 'question2b',
                   'question3a', 'question3b']

    def is_displayed(self):

        return self.round_number == 1


class Feedback(Page):

    def is_displayed(self):

        return self.round_number == 2

    def vars_for_template(self):

        sliders = self.player.participant.vars.get('sliders')

        return dict(
            sliders=sliders
        )

    def before_next_page(self):

        self.player.sliders = self.player.participant.vars.get('sliders')
        self.player.prepare_sliders(num=self.player.sliders, min=0, max=100)


class Sliders2(SliderTaskPage):
    Constants = Constants
    Slider = Slider

    def is_displayed(self):

        return self.round_number == 2


class End2(Page):

    def is_displayed(self):

        return self.round_number == 2


page_sequence = [
    Error,
    Consent,
    End1,
    GeneralInstructions1,
    GeneralInstructions2,
    Instructions1,
    ComprehensionQuestions,
    Instructions2,
    Sliders1,
    Choice,
    Questionnaire,
    Feedback,
    Sliders2,
    End2
]