"""
web_admin user_management serializers file
"""
# django imports
from rest_framework import serializers
from django.contrib.auth import get_user_model

from base.constants import (ARTICLE_SURVEY_POINTS, MAX_ARTICLE_CARD, MIN_ARTICLE_SURVEY, MAX_ARTICLE_SURVEY, NUMBER,
                            USER_TYPE, ARTICLE_CARD_IMAGE_FOLDER)
# local imports
from base.messages import ERROR_CODE
from guardian.models import Guardian
from guardian.utils import upload_image_to_alibaba
from junior.models import Junior
from web_admin.models import Article, ArticleCard, SurveyOption, ArticleSurvey, DefaultArticleCardImage
from web_admin.utils import pop_id, get_image_url

USER = get_user_model()


class UserManagementListSerializer(serializers.ModelSerializer):
    """
    user management serializer
    """
    name = serializers.SerializerMethodField()
    phone_number = serializers.SerializerMethodField()
    user_type = serializers.SerializerMethodField()
    is_active = serializers.SerializerMethodField()

    class Meta:
        """
        meta class
        """
        model = USER
        fields = ('id', 'name', 'email', 'phone_number', 'user_type', 'is_active')

    @staticmethod
    def get_name(obj):
        """
        :param obj: user object
        :return: full name
        """
        return f"{obj.first_name} {obj.last_name}" if obj.last_name else obj.first_name

    @staticmethod
    def get_phone_number(obj):
        """
        :param obj: user object
        :return: user phone number
        """
        if profile := obj.guardian_profile.all().first():
            return f"+{profile.country_code}{profile.phone}" if profile.country_code and profile.phone else profile.phone
        elif profile := obj.junior_profile.all().first():
            return f"+{profile.country_code}{profile.phone}" if profile.country_code and profile.phone else profile.phone
        else:
            return None

    @staticmethod
    def get_user_type(obj):
        """
        :param obj: user object
        :return: user type
        """
        if obj.guardian_profile.all().first():
            return dict(USER_TYPE).get('2')
        elif obj.junior_profile.all().first():
            return dict(USER_TYPE).get('1')
        else:
            return None

    @staticmethod
    def get_is_active(obj):
        """
        :param obj: user object
        :return: user type
        """
        if profile := obj.guardian_profile.all().first():
            return profile.is_active
        elif profile := obj.junior_profile.all().first():
            return profile.is_active
        else:
            return obj.is_active


class GuardianSerializer(serializers.ModelSerializer):
    name = serializers.SerializerMethodField()

    class Meta:
        model = Guardian
        fields = ('id', 'name', 'dob', 'gender', 'country_code', 'phone', 'is_active', 'country_name', 'image')

    def update(self, instance, validated_data):
        instance.user.email = self.context.get('email', instance.user.email)
        instance.user.save()
        instance.country_code = validated_data.get('country_code', instance.country_code)
        instance.phone = validated_data.get('phone', instance.phone)
        instance.save()
        return instance

    @staticmethod
    def get_name(obj):
        """
        :param obj: user object
        :return: full name
        """
        return f"{obj.user.first_name} {obj.user.last_name}" if obj.user.last_name else obj.user.first_name


class JuniorSerializer(serializers.ModelSerializer):
    name = serializers.SerializerMethodField()

    class Meta:
        model = Junior
        fields = ('id', 'name', 'dob', 'gender', 'country_code', 'phone', 'is_active', 'country_name', 'image')

    def update(self, instance, validated_data):
        instance.auth.email = self.context.get('email', instance.auth.email)
        instance.auth.save()
        instance.country_code = validated_data.get('country_code', instance.country_code)
        instance.phone = validated_data.get('phone', instance.phone)
        instance.save()
        return instance

    @staticmethod
    def get_name(obj):
        """
        :param obj: user object
        :return: full name
        """
        return f"{obj.auth.first_name} {obj.auth.last_name}" if obj.auth.last_name else obj.auth.first_name


class UserManagementDetailSerializer(serializers.ModelSerializer):
    user_type = serializers.SerializerMethodField()
    guardian_profile = GuardianSerializer(many=True)
    junior_profile = JuniorSerializer(many=True)
    associated_users = serializers.SerializerMethodField()

    class Meta:
        """
        meta class
        """
        model = USER
        fields = ('id', 'user_type', 'email', 'guardian_profile', 'junior_profile', 'associated_users')

    @staticmethod
    def get_user_type(obj):
        """
        :param obj: user object
        :return: user type
        """
        profile = obj.guardian_profile.all().first()
        if obj.guardian_profile.all().first():
            return dict(USER_TYPE).get('2')
        elif obj.junior_profile.all().first():
            return dict(USER_TYPE).get('1')
        else:
            return None

    @staticmethod
    def get_associated_users(obj):
        if profile := obj.guardian_profile.all().first():
            junior = Junior.objects.filter(guardian_code__contains=[profile.guardian_code], is_verified=True)
            serializer = JuniorSerializer(junior, many=True)
            return serializer.data
        elif profile := obj.junior_profile.all().first():
            guardian = Guardian.objects.filter(guardian_code__in=profile.guardian_code, is_verified=True)
            serializer = GuardianSerializer(guardian, many=True)
            return serializer.data