feat: Human Input Node (#32060)

The frontend and backend implementation for the human input node. Co-authored-by: twwu <twwu@dify.ai> Co-authored-by: JzoNg <jzongcode@gmail.com> Co-authored-by: yyh <92089059+lyzno1@users.noreply.github.com> Co-authored-by: zhsama <torvalds@linux.do>
2026-02-25 02:35:12 +00:00 · 2026-02-09 14:57:23 +08:00
parent 56e3a55023
commit a1fc280102
474 changed files with 32667 additions and 2050 deletions
--- a/api/controllers/console/app/workflow.py
+++ b/api/controllers/console/app/workflow.py
@@ -507,6 +507,179 @@ class WorkflowDraftRunLoopNodeApi(Resource):
            raise InternalServerError()


+class HumanInputFormPreviewPayload(BaseModel):
+    inputs: dict[str, Any] = Field(
+        default_factory=dict,
+        description="Values used to fill missing upstream variables referenced in form_content",
+    )
+
+
+class HumanInputFormSubmitPayload(BaseModel):
+    form_inputs: dict[str, Any] = Field(..., description="Values the user provides for the form's own fields")
+    inputs: dict[str, Any] = Field(
+        ...,
+        description="Values used to fill missing upstream variables referenced in form_content",
+    )
+    action: str = Field(..., description="Selected action ID")
+
+
+class HumanInputDeliveryTestPayload(BaseModel):
+    delivery_method_id: str = Field(..., description="Delivery method ID")
+    inputs: dict[str, Any] = Field(
+        default_factory=dict,
+        description="Values used to fill missing upstream variables referenced in form_content",
+    )
+
+
+reg(HumanInputFormPreviewPayload)
+reg(HumanInputFormSubmitPayload)
+reg(HumanInputDeliveryTestPayload)
+
+
+@console_ns.route("/apps/<uuid:app_id>/advanced-chat/workflows/draft/human-input/nodes/<string:node_id>/form/preview")
+class AdvancedChatDraftHumanInputFormPreviewApi(Resource):
+    @console_ns.doc("get_advanced_chat_draft_human_input_form")
+    @console_ns.doc(description="Get human input form preview for advanced chat workflow")
+    @console_ns.doc(params={"app_id": "Application ID", "node_id": "Node ID"})
+    @console_ns.expect(console_ns.models[HumanInputFormPreviewPayload.__name__])
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_app_model(mode=[AppMode.ADVANCED_CHAT])
+    @edit_permission_required
+    def post(self, app_model: App, node_id: str):
+        """
+        Preview human input form content and placeholders
+        """
+        current_user, _ = current_account_with_tenant()
+        args = HumanInputFormPreviewPayload.model_validate(console_ns.payload or {})
+        inputs = args.inputs
+
+        workflow_service = WorkflowService()
+        preview = workflow_service.get_human_input_form_preview(
+            app_model=app_model,
+            account=current_user,
+            node_id=node_id,
+            inputs=inputs,
+        )
+        return jsonable_encoder(preview)
+
+
+@console_ns.route("/apps/<uuid:app_id>/advanced-chat/workflows/draft/human-input/nodes/<string:node_id>/form/run")
+class AdvancedChatDraftHumanInputFormRunApi(Resource):
+    @console_ns.doc("submit_advanced_chat_draft_human_input_form")
+    @console_ns.doc(description="Submit human input form preview for advanced chat workflow")
+    @console_ns.doc(params={"app_id": "Application ID", "node_id": "Node ID"})
+    @console_ns.expect(console_ns.models[HumanInputFormSubmitPayload.__name__])
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_app_model(mode=[AppMode.ADVANCED_CHAT])
+    @edit_permission_required
+    def post(self, app_model: App, node_id: str):
+        """
+        Submit human input form preview
+        """
+        current_user, _ = current_account_with_tenant()
+        args = HumanInputFormSubmitPayload.model_validate(console_ns.payload or {})
+        workflow_service = WorkflowService()
+        result = workflow_service.submit_human_input_form_preview(
+            app_model=app_model,
+            account=current_user,
+            node_id=node_id,
+            form_inputs=args.form_inputs,
+            inputs=args.inputs,
+            action=args.action,
+        )
+        return jsonable_encoder(result)
+
+
+@console_ns.route("/apps/<uuid:app_id>/workflows/draft/human-input/nodes/<string:node_id>/form/preview")
+class WorkflowDraftHumanInputFormPreviewApi(Resource):
+    @console_ns.doc("get_workflow_draft_human_input_form")
+    @console_ns.doc(description="Get human input form preview for workflow")
+    @console_ns.doc(params={"app_id": "Application ID", "node_id": "Node ID"})
+    @console_ns.expect(console_ns.models[HumanInputFormPreviewPayload.__name__])
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_app_model(mode=[AppMode.WORKFLOW])
+    @edit_permission_required
+    def post(self, app_model: App, node_id: str):
+        """
+        Preview human input form content and placeholders
+        """
+        current_user, _ = current_account_with_tenant()
+        args = HumanInputFormPreviewPayload.model_validate(console_ns.payload or {})
+        inputs = args.inputs
+
+        workflow_service = WorkflowService()
+        preview = workflow_service.get_human_input_form_preview(
+            app_model=app_model,
+            account=current_user,
+            node_id=node_id,
+            inputs=inputs,
+        )
+        return jsonable_encoder(preview)
+
+
+@console_ns.route("/apps/<uuid:app_id>/workflows/draft/human-input/nodes/<string:node_id>/form/run")
+class WorkflowDraftHumanInputFormRunApi(Resource):
+    @console_ns.doc("submit_workflow_draft_human_input_form")
+    @console_ns.doc(description="Submit human input form preview for workflow")
+    @console_ns.doc(params={"app_id": "Application ID", "node_id": "Node ID"})
+    @console_ns.expect(console_ns.models[HumanInputFormSubmitPayload.__name__])
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_app_model(mode=[AppMode.WORKFLOW])
+    @edit_permission_required
+    def post(self, app_model: App, node_id: str):
+        """
+        Submit human input form preview
+        """
+        current_user, _ = current_account_with_tenant()
+        workflow_service = WorkflowService()
+        args = HumanInputFormSubmitPayload.model_validate(console_ns.payload or {})
+        result = workflow_service.submit_human_input_form_preview(
+            app_model=app_model,
+            account=current_user,
+            node_id=node_id,
+            form_inputs=args.form_inputs,
+            inputs=args.inputs,
+            action=args.action,
+        )
+        return jsonable_encoder(result)
+
+
+@console_ns.route("/apps/<uuid:app_id>/workflows/draft/human-input/nodes/<string:node_id>/delivery-test")
+class WorkflowDraftHumanInputDeliveryTestApi(Resource):
+    @console_ns.doc("test_workflow_draft_human_input_delivery")
+    @console_ns.doc(description="Test human input delivery for workflow")
+    @console_ns.doc(params={"app_id": "Application ID", "node_id": "Node ID"})
+    @console_ns.expect(console_ns.models[HumanInputDeliveryTestPayload.__name__])
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_app_model(mode=[AppMode.WORKFLOW, AppMode.ADVANCED_CHAT])
+    @edit_permission_required
+    def post(self, app_model: App, node_id: str):
+        """
+        Test human input delivery
+        """
+        current_user, _ = current_account_with_tenant()
+        workflow_service = WorkflowService()
+        args = HumanInputDeliveryTestPayload.model_validate(console_ns.payload or {})
+        workflow_service.test_human_input_delivery(
+            app_model=app_model,
+            account=current_user,
+            node_id=node_id,
+            delivery_method_id=args.delivery_method_id,
+            inputs=args.inputs,
+        )
+        return jsonable_encoder({})
+
+
@console_ns.route("/apps/<uuid:app_id>/workflows/draft/run")
 class DraftWorkflowRunApi(Resource):
    @console_ns.doc("run_draft_workflow")