From e6c5e89f09637b8d9ebca6895d781663f12646d6 Mon Sep 17 00:00:00 2001
From: zhaoqingang <zhaoqg0118@163.com>
Date: 星期二, 17 十二月 2024 16:43:55 +0800
Subject: [PATCH] dify 文档智能

---
 app/api/chat.py |  138 +++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 136 insertions(+), 2 deletions(-)

diff --git a/app/api/chat.py b/app/api/chat.py
index ecae273..57438be 100644
--- a/app/api/chat.py
+++ b/app/api/chat.py
@@ -10,7 +10,7 @@
 from Log import logger
 from app.api import get_current_user_websocket
 from app.config.config import settings
-from app.config.const import IMAGE_TO_TEXT, DOCUMENT_TO_REPORT, DOCUMENT_TO_CLEANING
+from app.config.const import IMAGE_TO_TEXT, DOCUMENT_TO_REPORT, DOCUMENT_TO_CLEANING, DOCUMENT_IA_QUESTIONS
 from app.models import MenuCapacityModel
 from app.models.agent_model import AgentModel, AgentType
 from app.models.base_model import get_db
@@ -44,6 +44,8 @@
     else:
         agent_type = agent.capacity_type
         chat_type = agent.chat_type
+    # print(agent_type)
+    # print(chat_type)
     if not agent:
         ret = {"message": "Agent not found", "type": "close"}
         await websocket.send_json(ret)
@@ -348,7 +350,15 @@
                         # complete_response = ""
 
                         answer_str = ""
-                        async for rag_response in dify_service.chat(token, current_user.id, question, upload_file_id,
+                        files = []
+                        if upload_file_id:
+                            files.append({
+                                "type": "image",
+                                "transfer_method": "local_file",
+                                "url": "",
+                                "upload_file_id": upload_file_id
+                            })
+                        async for rag_response in dify_service.chat(token, current_user.id, question, files,
                                                                     conversation_id):
                             # print(rag_response)
                             try:
@@ -537,6 +547,130 @@
                                 result = {"message": f"鍐呴儴閿欒锛� {e2}", "type": "close"}
                                 await websocket.send_json(result)
                                 print(f"Error process message of ragflow: {e2}")
+                elif chat_type == "documentIa":
+                    # print(122112)
+                    token = DfTokenDao(db).get_token_by_id(DOCUMENT_IA_QUESTIONS)
+                    # print(token)
+                    if not token:
+                        await websocket.send_json({"message": "Invalid token", "type": "error"})
+
+                    while True:
+                        conversation_id = ""
+                        # print(4343)
+                        receive_message = await websocket.receive_json()
+                        print(f"Received from client {chat_id}: {receive_message}")
+                        upload_file_id = receive_message.get('upload_file_id', [])
+                        question = receive_message.get('message', "")
+                        if not question and not image_url:
+                            await websocket.send_json({"message": "Invalid request", "type": "error"})
+                            continue
+                        try:
+                            session = SessionService(db).create_session(
+                                chat_id,
+                                question,
+                                agent_id,
+                                AgentType.DIFY,
+                                current_user.id
+                            )
+                            conversation_id = session.conversation_id
+                        except Exception as e:
+                            logger.error(e)
+                        # complete_response = ""
+                        files = []
+                        for fileId in upload_file_id:
+                            files.append({
+                                "type": "document",
+                                "transfer_method": "local_file",
+                                "url": "",
+                                "upload_file_id": fileId
+                            })
+
+                        answer_str = ""
+                        complete_response = ""
+                        async for rag_response in dify_service.chat(token, current_user.id, question, files,
+                                                                    conversation_id):
+                            # print(rag_response)
+                            try:
+                                if rag_response[:5] == "data:":
+                                    # 濡傛灉鏄紝鍒欐埅鍙栨帀鍓�5涓瓧绗︼紝骞跺幓闄ら灏剧┖鐧界
+                                    complete_response = rag_response[5:].strip()
+                                elif "event: ping" in rag_response:
+                                    continue
+                                else:
+                                    # 鍚﹀垯锛屼繚鎸佸師鏍�
+                                    complete_response += rag_response
+                                try:
+                                    data = json.loads(complete_response)
+                                    if data.get("event") == "node_started" or data.get(
+                                            "event") == "node_finished":  # "event": "message_end"
+                                        if "data" not in data or not data["data"]:  # 淇℃伅杩囨护
+                                            logger.error("闈炴硶鏁版嵁--------------------")
+                                            logger.error(data)
+                                            continue
+                                        else:  # 姝e父杈撳嚭
+                                            answer = data.get("data", "")
+                                            if isinstance(answer, str):
+                                                logger.error("----------------鏈煡鏁版嵁--------------------")
+                                                logger.error(data)
+                                                continue
+                                            elif isinstance(answer, dict):
+
+                                                message = answer.get("title", "")
+
+                                            result = {"message": message, "type": "system"}
+                                            continue
+                                    elif data.get("event") == "message":  # "event": "message_end"
+                                         # 姝e父杈撳嚭
+                                        answer = data.get("answer", "")
+                                        result = {"message": answer, "type": "message"}
+                                    elif data.get("event") == "workflow_finished":
+                                        answer = data.get("data", "")
+                                        if isinstance(answer, str):
+                                            logger.error("----------------鏈煡鏁版嵁--------------------")
+                                            logger.error(data)
+                                            result = {"message": "", "type": "close", "download_url": ""}
+                                        elif isinstance(answer, dict):
+                                            download_url = ""
+                                            outputs = answer.get("outputs", {})
+                                            if outputs:
+                                                message = outputs.get("answer", "")
+                                                # download_url = outputs.get("download_url", "")
+                                            else:
+                                                message = answer.get("error", "")
+
+                                            # result = {"message": message, "type": "message",
+                                            #           "download_url": download_url}
+                                            try:
+                                                SessionService(db).update_session(chat_id,
+                                                                                  message={"role": "assistant",
+                                                                                           "content": {
+                                                                                               "answer": message,
+                                                                                               "download_url": download_url}},
+                                                                                  conversation_id=data.get(
+                                                                                      "conversation_id"))
+                                            except Exception as e:
+                                                logger.error("淇濆瓨dify鐨勪細璇濆紓甯革紒")
+                                                logger.error(e)
+                                            # await websocket.send_json(result)
+                                        continue
+                                    elif data.get("event") == "message_end":
+                                        result = {"message": "", "type": "close"}
+
+                                    else:
+                                        continue
+                                    try:
+                                        await websocket.send_json(result)
+                                    except Exception as e:
+                                        logger.error(e)
+                                        logger.error("杩斿洖瀹㈡埛绔秷鎭紓甯�!")
+                                    complete_response = ""
+                                except json.JSONDecodeError as e:
+                                    print(f"Error decoding JSON: {e}")
+                                    # print(f"Response text: {text}")
+                            except Exception as e2:
+                                result = {"message": f"鍐呴儴閿欒锛� {e2}", "type": "close"}
+                                await websocket.send_json(result)
+                                print(f"Error process message of ragflow: {e2}")
 
             # 鍚姩浠诲姟澶勭悊瀹㈡埛绔秷鎭�
             tasks = [

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