# models.py

# 프로필
class Profile(models.Model):
    profile_image = models.ImageField('프로필 사진', default='default_profile_pic.jpg', upload_to='profile_pics', validators=[validate_image_file_extension])
    nickname = models.CharField('닉네임', max_length=10, null=True, unique=True, error_messages={"unique": "이미 사용중인 닉네임 이거나 탈퇴한 닉네임입니다."})
    intro = models.CharField('자기소개', max_length=100, null=True)
    review_cnt = models.PositiveIntegerField('리뷰수', default=0)

    user = models.OneToOneField(User, on_delete=models.CASCADE, verbose_name="회원", related_name='user_profile')
    
    followings = models.ManyToManyField('self', symmetrical=False, blank=True, related_name= 'followers')


# serializers.py

# 공개 프로필 serializer
class PublicProfileSerializer(serializers.ModelSerializer):
    followings = PrivateProfileSerializer(many=True)
    followers = PrivateProfileSerializer(many=True)
    **review_set = ReviewListSerializer(many=True, source='user.review_set')**
    **bookmark_place = PlaceSerializer(many=True, source='user.bookmark_place')**
    user_id = serializers.SerializerMethodField()

    def get_user_id(self, obj):
        return obj.user.id

    class Meta:
        model = Profile
        fields = ('id', 'user_id', 'nickname', 'profile_image', 'intro', 'followings', 'followers', 'review_set', 'bookmark_place',)