fix: add api_base field to model credentials and update validation logic

Author: wxg0103

apps/models_provider/impl/aliyun_bai_lian_model_provider/credential/itv.py

@@ -4,6 +4,7 @@
 
 from django.utils.translation import gettext_lazy as _, gettext
 
+from common import forms
 from common.exception.app_exception import AppApiException
 from common.forms import BaseForm, PasswordInputField, SingleSelect, SliderField, TooltipLabel
 from common.forms.switch_field import SwitchField
@@ -40,7 +41,7 @@ class ImageToVideoModelCredential(BaseForm, BaseModelCredential):
     Credential class for the Qwen Image-to-Video model.
     Provides validation and encryption for the model credentials.
     """
-
+    api_base = forms.TextInputField(_('API URL'), required=True, default_value='https://dashscope.aliyuncs.com/api/v1')
     api_key = PasswordInputField('API Key', required=True)
 
     def is_valid(
@@ -70,7 +71,7 @@ def is_valid(
                 gettext('{model_type} Model type is not supported').format(model_type=model_type)
             )
 
-        required_keys = ['api_key']
+        required_keys = ['api_key', 'api_base']
         for key in required_keys:
             if key not in model_credential:
                 if raise_exception:

apps/models_provider/impl/aliyun_bai_lian_model_provider/model/ttv.py

@@ -75,12 +75,15 @@ def generate_video(self, prompt, negative_prompt=None, first_frame_url=None, las
         import dashscope
         dashscope.base_http_api_url = self.api_base
 
+        is_kf2v_model = 'kf2v' in self.model_name.lower()
+
         # 构建基础参数
         params = {"api_key": self.api_key, "prompt": prompt, "model": self.model_name,
                   "negative_prompt": negative_prompt}
-        if first_frame_url and last_frame_url:
+
+        if is_kf2v_model:
             params['first_frame_url'] = first_frame_url
-            params["last_frame_url"] = last_frame_url
+            params['last_frame_url'] = last_frame_url
         elif first_frame_url:
             params['img_url'] = first_frame_url