Add api for list agents and agent seesions (#3835)

### What problem does this PR solve?

Add api for list agents and agent seesions

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

Co-authored-by: liuhua <10215101452@stu.ecun.edu.cn>

api/apps/canvas_app.py

@@ -65,7 +65,7 @@ def save():
     req["dsl"] = json.loads(req["dsl"])
     if "id" not in req:
         if UserCanvasService.query(user_id=current_user.id, title=req["title"].strip()):
-            return server_error_response(ValueError("Duplicated title."))
+            return get_data_error_result(f"{req['title'].strip()} already exists.")
         req["id"] = get_uuid()
         if not UserCanvasService.save(**req):
             return get_data_error_result(message="Fail to save canvas.")

api/apps/sdk/agent.py

@@ -0,0 +1,39 @@
+#
+#  Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+from api.db.services.canvas_service import CanvasTemplateService, UserCanvasService
+from api.utils.api_utils import get_error_data_result, token_required
+from api.utils.api_utils import get_result
+from flask import request
+
+@manager.route('/agents', methods=['GET'])
+@token_required
+def list_agents(tenant_id):
+    id = request.args.get("id")
+    title = request.args.get("title")
+    if id or title:
+        canvas = UserCanvasService.query(id=id, title=title, user_id=tenant_id)
+        if not canvas:
+            return get_error_data_result("The agent doesn't exist.")
+    page_number = int(request.args.get("page", 1))
+    items_per_page = int(request.args.get("page_size", 30))
+    orderby = request.args.get("orderby", "update_time")
+    if request.args.get("desc") == "False" or request.args.get("desc") == "false":
+        desc = False
+    else:
+        desc = True
+    canvas = UserCanvasService.get_list(tenant_id,page_number,items_per_page,orderby,desc,id,title)
+    return get_result(data=canvas)

api/apps/sdk/chat.py

@@ -104,9 +104,12 @@ def create(tenant_id):
         "parameters": [
             {"key": "knowledge", "optional": False}
         ],
-        "empty_response": "Sorry! No relevant content was found in the knowledge base!"
+        "empty_response": "Sorry! No relevant content was found in the knowledge base!",
+        "quote":True,
+        "tts":False,
+        "refine_multiturn":True
     }
-    key_list_2 = ["system", "prologue", "parameters", "empty_response"]
+    key_list_2 = ["system", "prologue", "parameters", "empty_response","quote","tts","refine_multiturn"]
     if "prompt_config" not in req:
         req['prompt_config'] = {}
     for key in key_list_2:

api/apps/sdk/session.py

@@ -63,7 +63,6 @@ def create(tenant_id,chat_id):
 @manager.route('/agents/<agent_id>/sessions', methods=['POST'])
 @token_required
 def create_agent_session(tenant_id, agent_id):
-    req = request.json
     e, cvs = UserCanvasService.get_by_id(agent_id)
     if not e:
         return get_error_data_result("Agent not found.")
@@ -77,7 +76,7 @@ def create_agent_session(tenant_id, agent_id):
     conv = {
         "id": get_uuid(),
         "dialog_id": cvs.id,
-        "user_id": req.get("usr_id","") if isinstance(req, dict) else "",
+        "user_id": tenant_id,
         "message": [{"role": "assistant", "content": canvas.get_prologue()}],
         "source": "agent",
         "dsl":json.loads(cvs.dsl)
@@ -112,13 +111,16 @@ def update(tenant_id,chat_id,session_id):
 @manager.route('/chats/<chat_id>/completions', methods=['POST'])
 @token_required
 def completion(tenant_id, chat_id):
+    dia= DialogService.query(id=chat_id, tenant_id=tenant_id, status=StatusEnum.VALID.value)
+    if not dia:
+        return get_error_data_result(message="You do not own the chat")
     req = request.json
     if not req.get("session_id"):
         conv = {
             "id": get_uuid(),
             "dialog_id": chat_id,
             "name": req.get("name", "New session"),
-            "message": [{"role": "assistant", "content": "Hi! I am your assistant，can I help you?"}]
+            "message": [{"role": "assistant", "content":  dia[0].prompt_config.get("prologue")}]
         }
         if not conv.get("name"):
             return get_error_data_result(message="`name` can not be empty.")
@@ -133,8 +135,6 @@ def completion(tenant_id, chat_id):
     if not conv:
         return get_error_data_result(message="Session does not exist")
     conv = conv[0]
-    if not DialogService.query(id=chat_id, tenant_id=tenant_id, status=StatusEnum.VALID.value):
-        return get_error_data_result(message="You do not own the chat")
     msg = []
     question = {
         "content": req.get("question"),
@@ -374,6 +374,8 @@ def agent_completion(tenant_id, agent_id):
         rename_field(result)
         return get_result(data=result)
 
+
+
 @manager.route('/chats/<chat_id>/sessions', methods=['GET'])
 @token_required
 def list_session(chat_id,tenant_id):
@@ -427,6 +429,60 @@ def list_session(chat_id,tenant_id):
         del conv["reference"]
     return get_result(data=convs)
 
+@manager.route('/agents/<agent_id>/sessions', methods=['GET'])
+@token_required
+def list_agent_session(agent_id,tenant_id):
+    if not UserCanvasService.query(user_id=tenant_id, id=agent_id):
+        return get_error_data_result(message=f"You don't own the agent {agent_id}.")
+    id = request.args.get("id")
+    if not API4ConversationService.query(id=id,user_id=tenant_id):
+        return get_error_data_result(f"You don't own the session {id}")
+    page_number = int(request.args.get("page", 1))
+    items_per_page = int(request.args.get("page_size", 30))
+    orderby = request.args.get("orderby", "update_time")
+    if request.args.get("desc") == "False" or request.args.get("desc") == "false":
+        desc = False
+    else:
+        desc = True
+    convs = API4ConversationService.get_list(agent_id,tenant_id,page_number,items_per_page,orderby,desc,id)
+    if not convs:
+        return get_result(data=[])
+    for conv in convs:
+        conv['messages'] = conv.pop("message")
+        infos = conv["messages"]
+        for info in infos:
+            if "prompt" in info:
+                info.pop("prompt")
+        conv["agent_id"] = conv.pop("dialog_id")
+        if conv["reference"]:
+            messages = conv["messages"]
+            message_num = 0
+            chunk_num = 0
+            while message_num < len(messages):
+                if message_num != 0 and messages[message_num]["role"] != "user":
+                    chunk_list = []
+                    if "chunks" in conv["reference"][chunk_num]:
+                        chunks = conv["reference"][chunk_num]["chunks"]
+                        for chunk in chunks:
+                            new_chunk = {
+                                "id": chunk["chunk_id"],
+                                "content": chunk["content"],
+                                "document_id": chunk["doc_id"],
+                                "document_name": chunk["docnm_kwd"],
+                                "dataset_id": chunk["kb_id"],
+                                "image_id": chunk.get("image_id", ""),
+                                "similarity": chunk["similarity"],
+                                "vector_similarity": chunk["vector_similarity"],
+                                "term_similarity": chunk["term_similarity"],
+                                "positions": chunk["positions"],
+                            }
+                            chunk_list.append(new_chunk)
+                    chunk_num += 1
+                    messages[message_num]["reference"] = chunk_list
+                message_num += 1
+        del conv["reference"]
+    return get_result(data=convs)
+
 
 @manager.route('/chats/<chat_id>/sessions', methods=["DELETE"])
 @token_required

api/db/services/api_service.py

@@ -39,6 +39,22 @@ class APITokenService(CommonService):
 class API4ConversationService(CommonService):
     model = API4Conversation
 
+    @classmethod
+    @DB.connection_context()
+    def get_list(cls,dialog_id, tenant_id,
+                 page_number, items_per_page, orderby, desc, id):
+        sessions = cls.model.select().where(cls.model.dialog_id ==dialog_id)
+        if id:
+            sessions = sessions.where(cls.model.id == id)
+        if desc:
+            sessions = sessions.order_by(cls.model.getter_by(orderby).desc())
+        else:
+            sessions = sessions.order_by(cls.model.getter_by(orderby).asc())
+        sessions = sessions.where(cls.model.user_id == tenant_id)
+        sessions = sessions.paginate(page_number, items_per_page)
+
+        return list(sessions.dicts())
+
     @classmethod
     @DB.connection_context()
     def append_message(cls, id, conversation):

api/db/services/canvas_service.py

@@ -25,3 +25,22 @@ class CanvasTemplateService(CommonService):
 
 class UserCanvasService(CommonService):
     model = UserCanvas
+
+    @classmethod
+    @DB.connection_context()
+    def get_list(cls, tenant_id,
+                 page_number, items_per_page, orderby, desc, id, title):
+        agents = cls.model.select()
+        if id:
+            agents = agents.where(cls.model.id == id)
+        if title:
+            agents = agents.where(cls.model.title == title)
+        agents = agents.where(cls.model.user_id == tenant_id)
+        if desc:
+            agents = agents.order_by(cls.model.getter_by(orderby).desc())
+        else:
+            agents = agents.order_by(cls.model.getter_by(orderby).asc())
+
+        agents = agents.paginate(page_number, items_per_page)
+
+        return list(agents.dicts())