update

emails/serializers.py

@@ -64,6 +64,23 @@ class EmailSerializer(serializers.ModelSerializer):
         return obj.threads.count()
 
 
+class JSONListField(serializers.Field):
+    """Custom field to handle JSON strings for email lists."""
+    
+    def to_internal_value(self, data):
+        import json
+        if isinstance(data, str):
+            try:
+                return json.loads(data)
+            except json.JSONDecodeError:
+                # If it's not valid JSON, treat as a single email
+                return [data] if data else []
+        return data or []
+    
+    def to_representation(self, value):
+        return value
+
+
 class EmailCreateSerializer(serializers.ModelSerializer):
     """Serializer for creating emails."""
     
@@ -73,11 +90,16 @@ class EmailCreateSerializer(serializers.ModelSerializer):
         write_only=True
     )
     
+    # Override email fields to use custom JSON field
+    to_emails = JSONListField()
+    cc_emails = JSONListField(required=False)
+    bcc_emails = JSONListField(required=False)
+    
     class Meta:
         model = Email
         fields = (
             'subject', 'to_emails', 'cc_emails', 'bcc_emails', 'reply_to',
-            'body_text', 'body_html', 'priority', 'folder', 'attachments'
+            'body_text', 'body_html', 'priority', 'attachments'
         )
     
     def validate_to_emails(self, value):
@@ -85,6 +107,12 @@ class EmailCreateSerializer(serializers.ModelSerializer):
             raise serializers.ValidationError("At least one recipient is required.")
         return value
     
+    def validate_cc_emails(self, value):
+        return value or []
+    
+    def validate_bcc_emails(self, value):
+        return value or []
+    
     def create(self, validated_data):
         attachments_data = validated_data.pop('attachments', [])
         user = self.context['request'].user
@@ -92,6 +120,17 @@ class EmailCreateSerializer(serializers.ModelSerializer):
         # Set from_email to user's email
         validated_data['from_email'] = user.email
         
+        # Set default folder to "Sent" if not specified
+        if 'folder' not in validated_data:
+            try:
+                sent_folder = EmailFolder.objects.get(user=user, folder_type='sent')
+                validated_data['folder'] = sent_folder
+            except EmailFolder.DoesNotExist:
+                # Fallback to first available folder
+                folder = EmailFolder.objects.filter(user=user).first()
+                if folder:
+                    validated_data['folder'] = folder
+        
         # Create email
         email = Email.objects.create(user=user, **validated_data)