from rest_framework import serializers
from core.models.Meeting import Meeting
from core.models.customer import Customer
from core.serializers.SpaceSerializer import SpaceSerializer 
from core.serializers.CustomerSerializer import CustomerSerializer 
from core.serializers.AssetBundleRoomSerializer import AssetBundleRoomSerializer




class MeetingSerializer(serializers.ModelSerializer):
    class Meta:
        model = Meeting
        fields = ['id', 'name', 'description', 'date_time', 'creator_user', 'space', 'asset_bundle', 'use_space']



class MeetingSerializerFull(serializers.ModelSerializer):
    space_data = serializers.SerializerMethodField()
    asset_bundle_data = serializers.SerializerMethodField()
    invited_users = serializers.SerializerMethodField()

    class Meta:
        model = Meeting
        fields = [
            'id', 'name', 'description', 'date_time', 'creator_user',
            'use_space', 'space', 'asset_bundle',
            'space_data', 'asset_bundle_data', 'invited_users'
        ]

    def get_space_data(self, obj):
        if obj.use_space and obj.space:
            return SpaceSerializer(obj.space).data  # Replace with your actual Space serializer
        return None

    def get_asset_bundle_data(self, obj):
        if not obj.use_space and obj.asset_bundle:
            return AssetBundleRoomSerializer(obj.asset_bundle).data  # Replace with your actual AssetBundle serializer
        return None



    def get_invited_users(self, obj):
        invitations = obj.invitations.select_related('user')
        result = []

        for invite in invitations:
            user = invite.user
            try:
                customer = Customer.objects.get(user=user)
                customer_data = CustomerSerializer(customer).data
            except Customer.DoesNotExist:
                customer_data = None

            result.append({
                "id": user.id,
                "username": user.username,
                "email": user.email,
                "customer": customer_data
            })

        return result
    # def get_invited_users(self, obj):
    #     invitations = obj.invitations.select_related('user')
    #     return [
    #         {
    #             "id": invite.user.id,
    #             "username": invite.user.username,
    #             "email": invite.user.email,
    #             # add any custom customer fields you want
    #         }
    #         for invite in invitations
    #     ]