feat: 支持资料包多文件与zip导入

apps/documents/forms.py

@@ -5,14 +5,31 @@ from django import forms
 from apps.scenarios.services import ScenarioNotFound, get_scenario
 from apps.scenarios.services import list_scenarios
 
-SUPPORTED_EXTENSIONS = {".txt", ".md", ".pdf", ".docx"}
+SUPPORTED_EXTENSIONS = {".txt", ".md", ".pdf", ".docx", ".zip"}
+
+
+class MultipleFileInput(forms.ClearableFileInput):
+    allow_multiple_selected = True
+
+
+class MultipleFileField(forms.FileField):
+    widget = MultipleFileInput
+
+    def clean(self, data, initial=None):
+        single_file_clean = super().clean
+        if not data:
+            return []
+        if isinstance(data, (list, tuple)):
+            return [single_file_clean(item, initial) for item in data]
+        return [single_file_clean(data, initial)]
 
 
 class DocumentUploadForm(forms.Form):
     # 使用 ChoiceField 让表单自己维护场景选项，
     # 这样模板、校验和后续扩展都能围绕一个入口完成。
     scenario_id = forms.ChoiceField(label="场景", choices=())
-    file = forms.FileField(label="文件")
+    files = MultipleFileField(label="文件或资料包", required=False)
+    file = forms.FileField(label="兼容单文件上传", required=False)
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -31,7 +48,28 @@ class DocumentUploadForm(forms.Form):
 
     def clean_file(self):
         uploaded_file = self.cleaned_data["file"]
+        if not uploaded_file:
+            return uploaded_file
         extension = Path(uploaded_file.name).suffix.lower()
         if extension not in SUPPORTED_EXTENSIONS:
-            raise forms.ValidationError("仅支持 .txt、.md、.pdf 和 .docx 文件")
+            raise forms.ValidationError("仅支持 .txt、.md、.pdf、.docx 和 .zip 文件")
         return uploaded_file
+
+    def clean_files(self):
+        uploaded_files = self.cleaned_data.get("files") or []
+        for uploaded_file in uploaded_files:
+            extension = Path(uploaded_file.name).suffix.lower()
+            if extension not in SUPPORTED_EXTENSIONS:
+                raise forms.ValidationError("仅支持 .txt、.md、.pdf、.docx 和 .zip 文件")
+        return uploaded_files
+
+    def clean(self):
+        cleaned_data = super().clean()
+        files = list(cleaned_data.get("files") or [])
+        file = cleaned_data.get("file")
+        if file:
+            files.append(file)
+        if not files:
+            raise forms.ValidationError("请至少上传一个文件或一个 zip 资料包。")
+        cleaned_data["uploaded_files"] = files
+        return cleaned_data