Dashboard-XRoom/core/serializers/ImageSerializer.py
2025-04-19 15:34:52 +03:30

33 lines
1.2 KiB
Python

from rest_framework import serializers
from ..models.image import Image
from ..models.customer import Customer
from rest_framework.exceptions import ValidationError
import os
class ImageSerializer(serializers.ModelSerializer):
class Meta:
model = Image
fields = ['id', 'url', 'image', 'name', 'created_at']
read_only_fields = ['id', 'created_at', 'user']
def validate(self, data):
# Safely get the request from context
request = self.context.get('request')
if not request:
raise serializers.ValidationError("Request context not provided")
# Check file size if image is provided
if 'image' in request.FILES:
image = request.FILES['image']
if image.size > 5 * 1024 * 1024: # 5MB limit
raise serializers.ValidationError("Image file too large ( > 5MB )")
# Check file extension
ext = os.path.splitext(image.name)[1].lower()
valid_extensions = ['.jpg', '.jpeg', '.png', '.gif']
if ext not in valid_extensions:
raise serializers.ValidationError(f"Unsupported file extension. Supported: {', '.join(valid_extensions)}")
return data