from rest_framework import serializers
# from user_management.models import OperatorAccount, PlatformAccount, Video, KnowledgeBase, KnowledgeBaseDocument
import uuid
from django.db.models import Q
from apps.daren_detail.models import CreatorProfile
from apps.brands.models import Product
from .models import Negotiation, Message

#
# class OperatorAccountSerializer(serializers.ModelSerializer):
#     id = serializers.UUIDField(read_only=False, required=False)  # 允许前端不提供ID，但如果提供则必须是有效的UUID
#
#     class Meta:
#         model = OperatorAccount
#         fields = ['id', 'username', 'password', 'real_name', 'email', 'phone', 'position', 'department', 'is_active',
#                   'created_at', 'updated_at']
#         read_only_fields = ['created_at', 'updated_at']
#         extra_kwargs = {
#             'password': {'write_only': True}
#         }
#
#     def create(self, validated_data):
#         # 如果没有提供ID，则生成一个UUID
#         if 'id' not in validated_data:
#             validated_data['id'] = uuid.uuid4()
#
#         password = validated_data.pop('password', None)
#         instance = self.Meta.model(**validated_data)
#         if password:
#             instance.password = password  # 在实际应用中应该加密存储密码
#         instance.save()
#         return instance
#
#
# class PlatformAccountSerializer(serializers.ModelSerializer):
#     operator_name = serializers.CharField(source='operator.real_name', read_only=True)
#
#     class Meta:
#         model = PlatformAccount
#         fields = ['id', 'operator', 'operator_name', 'platform_name', 'account_name', 'account_id',
#                   'status', 'followers_count', 'account_url', 'description',
#                   'tags', 'profile_image', 'last_posting',
#                   'created_at', 'updated_at', 'last_login']
#         read_only_fields = ['id', 'created_at', 'updated_at']
#
#     def to_internal_value(self, data):
#         # 处理operator字段，可能是字符串格式的UUID
#         if 'operator' in data and isinstance(data['operator'], str):
#             try:
#                 # 尝试获取对应的运营账号对象
#                 operator = OperatorAccount.objects.get(id=data['operator'])
#                 data['operator'] = operator.id  # 确保使用正确的ID格式
#             except OperatorAccount.DoesNotExist:
#                 # 如果找不到对应的运营账号，保持原值，让验证器捕获此错误
#                 pass
#             except Exception as e:
#                 # 其他类型的错误，如ID格式不正确等
#                 pass
#
#         return super().to_internal_value(data)
#
#
# class PlatformDetailSerializer(serializers.Serializer):
#     """平台详情序列化器，用于多平台账号创建"""
#     platform_name = serializers.ChoiceField(choices=PlatformAccount.PLATFORM_CHOICES)
#     platform_url = serializers.URLField()
#
#
# class MultiPlatformAccountSerializer(serializers.Serializer):
#     """多平台账号创建序列化器"""
#     operator = serializers.PrimaryKeyRelatedField(queryset=OperatorAccount.objects.all())
#     account_name = serializers.CharField(max_length=100)
#     account_id = serializers.CharField(max_length=100)
#     status = serializers.ChoiceField(choices=PlatformAccount.STATUS_CHOICES, default='active')
#     followers_count = serializers.IntegerField(default=0)
#     description = serializers.CharField(required=False, allow_blank=True, allow_null=True)
#     tags = serializers.CharField(required=False, allow_blank=True, allow_null=True, max_length=255)
#     profile_image = serializers.URLField(required=False, allow_blank=True, allow_null=True)
#     last_posting = serializers.DateTimeField(required=False, allow_null=True)
#     platforms = PlatformDetailSerializer(many=True)
#
#     def to_internal_value(self, data):
#         # 处理operator字段，可能是字符串类型的ID
#         if 'operator' in data and isinstance(data['operator'], str):
#             try:
#                 # 尝试通过ID查找运营账号
#                 operator_id = data['operator']
#                 try:
#                     # 先尝试通过整数ID查找
#                     operator_id_int = int(operator_id)
#                     operator = OperatorAccount.objects.get(id=operator_id_int)
#                     data['operator'] = operator.id
#                 except (ValueError, OperatorAccount.DoesNotExist):
#                     # 如果无法转换为整数或找不到对应账号，尝试通过用户名或真实姓名查找
#                     operator = OperatorAccount.objects.filter(
#                         Q(username=operator_id) | Q(real_name=operator_id)
#                     ).first()
#
#                     if operator:
#                         data['operator'] = operator.id
#             except Exception as e:
#                 pass
#
#         return super().to_internal_value(data)
#
#
# class VideoSerializer(serializers.ModelSerializer):
#     platform_account_name = serializers.CharField(source='platform_account.account_name', read_only=True)
#     platform_name = serializers.CharField(source='platform_account.platform_name', read_only=True)
#
#     class Meta:
#         model = Video
#         fields = ['id', 'platform_account', 'platform_account_name', 'platform_name', 'title',
#                   'description', 'video_url', 'local_path', 'thumbnail_url', 'status',
#                   'views_count', 'likes_count', 'comments_count', 'shares_count', 'tags',
#                   'publish_time', 'scheduled_time', 'created_at', 'updated_at']
#         read_only_fields = ['id', 'created_at', 'updated_at', 'views_count', 'likes_count',
#                             'comments_count', 'shares_count']
#
#     def to_internal_value(self, data):
#         # 处理platform_account字段，可能是字符串格式的UUID
#         if 'platform_account' in data and isinstance(data['platform_account'], str):
#             try:
#                 # 尝试获取对应的平台账号对象
#                 platform_account = PlatformAccount.objects.get(id=data['platform_account'])
#                 data['platform_account'] = platform_account.id  # 确保使用正确的ID格式
#             except PlatformAccount.DoesNotExist:
#                 # 如果找不到对应的平台账号，保持原值，让验证器捕获此错误
#                 pass
#             except Exception as e:
#                 # 其他类型的错误，如ID格式不正确等
#                 pass
#
#         return super().to_internal_value(data)
#
#
# class KnowledgeBaseSerializer(serializers.ModelSerializer):
#     class Meta:
#         model = KnowledgeBase
#         fields = ['id', 'user_id', 'name', 'desc', 'type', 'department', 'group',
#                   'external_id', 'create_time', 'update_time']
#         read_only_fields = ['id', 'create_time', 'update_time']
#
#
# class KnowledgeBaseDocumentSerializer(serializers.ModelSerializer):
#     class Meta:
#         model = KnowledgeBaseDocument
#         fields = ['id', 'knowledge_base', 'document_id', 'document_name',
#                   'external_id', 'uploader_name', 'status', 'create_time', 'update_time']
#         read_only_fields = ['id', 'create_time', 'update_time']
#

class ProductSerializer(serializers.ModelSerializer):
    class Meta:
        model = Product
        fields = '__all__'


class NegotiationSerializer(serializers.ModelSerializer):
    creator_name = serializers.CharField(source='creator.name', read_only=True)
    creator_avatar = serializers.CharField(source='creator.avatar_url', read_only=True)
    product_name = serializers.CharField(source='product.name', read_only=True)
    product_category = serializers.CharField(source='product.category', read_only=True)
    
    class Meta:
        model = Negotiation
        fields = ['id', 'creator', 'creator_name', 'creator_avatar', 'product', 'product_name', 'product_category', 'status', 'current_round', 'context']
        read_only_fields = ('status', 'current_round')


class MessageSerializer(serializers.ModelSerializer):
    class Meta:
        model = Message
        fields = '__all__'