import re

from rest_framework import serializers
from accounts.models import IAmPrincipal
from goodtimes import constants, date_utils
from manage_cms import models
from taggit.models import Tag


class TagSerializer(serializers.ModelSerializer):
    class Meta:
        model = Tag
        fields = ['id', 'name']

class NewsAndArticlesSerializer(serializers.ModelSerializer):
    class Meta:
        model = models.NewsAndArticles
        fields = "__all__"


class NewsLetterSerializer(serializers.ModelSerializer):
    class Meta:
        model = models.Newsletter
        fields = "__all__"


class FaqSerializer(serializers.ModelSerializer):
    class Meta:
        model = models.Faqs
        fields = "__all__"


class OrganizationSerializer(serializers.ModelSerializer):
    about_us = serializers.CharField(source='about_us.html', read_only=True)
    terms_condition = serializers.CharField(source='terms_condition.html', read_only=True)
    terms_condition_user = serializers.CharField(source='terms_condition_user.html', read_only=True)
    terms_condition_merchant = serializers.CharField(source='terms_condition_merchant.html', read_only=True)
    privacy_policy = serializers.CharField(source='privacy_policy.html', read_only=True)
    privacy_policy_user = serializers.CharField(source='privacy_policy_user.html', read_only=True)
    privacy_policy_merchant = serializers.CharField(source='privacy_policy_merchant.html', read_only=True)
    subscription_agreement = serializers.CharField(source='subscription_agreement.html', read_only=True)
    license_agreement_user = serializers.CharField(source='license_agreement_user.html', read_only=True)
    license_agreement_merchant = serializers.CharField(source='license_agreement_merchant.html', read_only=True)

    class Meta:
        model = models.Organization
        fields = [
            "about_us",
            "terms_condition",
            "terms_condition_user",
            "terms_condition_merchant",
            "privacy_policy",
            "privacy_policy_user",
            "privacy_policy_merchant",
            "subscription_agreement",
            "license_agreement_user",
            "license_agreement_merchant",
        ]

class EducationVideoSerializer(serializers.ModelSerializer):
    tags = TagSerializer(many=True, read_only=True)
    date = serializers.DateTimeField(source="published_at", format='%d %b, %Y')

    class Meta:
        model = models.Education
        fields = [
            "content_type",
            "title",
            "description",
            "thumbnail",
            "video_url",
            "tags",
            "date"
        ]

    def get_image_url(self, obj, field_name, request):
        image_field = getattr(obj, field_name)
        if image_field:
            return request.build_absolute_uri(image_field.url)
        return ""

    def to_representation(self, instance):
        data = super().to_representation(instance)
        request = self.context.get("request")
        data["thumbnail"] = self.get_image_url(instance, "thumbnail", request)
        return data

class EducationMaterialSerializer(serializers.ModelSerializer):
    tags = TagSerializer(many=True, read_only=True)
    date = serializers.DateTimeField(source="published_at", format='%d %b, %Y')

    class Meta:
        model = models.Education
        fields = [
            "content_type",
            "title",
            "file",
            "tags",
            "date"
        ]

    def get_image_url(self, obj, field_name, request):
        image_field = getattr(obj, field_name)
        if image_field:
            return request.build_absolute_uri(image_field.url)
        return ""

    def to_representation(self, instance):
        data = super().to_representation(instance)
        request = self.context.get("request")
        data["file"] = self.get_image_url(instance, "file", request)
        return data

# class EducationTagSerializer(serializers.ModelSerializer):
#     tags = TagSerializer(many=True, read_only=True)

#     class Meta:
#         model = models.Education
#         fields = ["tags"]