From a00f4a8b971e8bedefc297af61552e1bab6e3da7 Mon Sep 17 00:00:00 2001
From: xuyonghao <898441624@qq.com>
Date: 星期二, 12 十一月 2024 19:16:12 +0800
Subject: [PATCH] 毕昇与ragflow历史记录获取

---
 app/service/ragflow.py |  124 ++++++++++++++++++++++++++++++++++++-----
 1 files changed, 108 insertions(+), 16 deletions(-)

diff --git a/app/service/ragflow.py b/app/service/ragflow.py
index 934af1a..f4928d4 100644
--- a/app/service/ragflow.py
+++ b/app/service/ragflow.py
@@ -1,4 +1,7 @@
 import httpx
+from typing import Union, Dict, List
+from fastapi import HTTPException
+from starlette import status
 
 from app.config.config import settings
 from app.utils.rsa_crypto import RagflowCrypto
@@ -8,28 +11,50 @@
     def __init__(self, base_url: str):
         self.base_url = base_url
 
+    def _handle_response(self, response: httpx.Response) -> Union[Dict, List]:
+        if response.status_code != 200:
+            return {}
+
+        data = response.json()
+        ret_code = data.get("retcode")
+        if ret_code == 401:
+            raise HTTPException(
+                status_code=status.HTTP_401_UNAUTHORIZED,
+                detail="鐧诲綍杩囨湡",
+            )
+        if ret_code != 0:
+            return {}
+
+        # 妫�鏌ヨ繑鍥炵殑鏁版嵁绫诲瀷
+        if isinstance(data.get("data"), dict):
+            return data.get("data", {})
+        elif isinstance(data.get("data"), list):
+            return data.get("data", [])
+        else:
+            return {}
+
     async def register(self, username: str, password: str):
         password = RagflowCrypto(settings.PUBLIC_KEY, settings.PRIVATE_KEY).encrypt(password)
         async with httpx.AsyncClient() as client:
             response = await client.post(
                 f"{self.base_url}/v1/user/register",
-                json={"nickname": username, "email": f"{username}@example.com", "password": password},
-                headers={'Content-Type': 'application/json'}
+                headers={'Content-Type': 'application/json'},
+                json={"nickname": username, "email":  f"{username}@example.com", "password": password}
             )
             if response.status_code != 200:
                 raise Exception(f"Ragflow registration failed: {response.text}")
+            return self._handle_response(response)
 
     async def login(self, username: str, password: str) -> str:
         password = RagflowCrypto(settings.PUBLIC_KEY, settings.PRIVATE_KEY).encrypt(password)
         async with httpx.AsyncClient() as client:
             response = await client.post(
                 f"{self.base_url}/v1/user/login",
-                json={"email": f"{username}@example.com", "password": password},
-                headers={'Content-Type': 'application/json'}
+                headers={'Content-Type': 'application/json'},
+                json={"email": f"{username}@example.com", "password": password}
             )
             if response.status_code != 200:
                 raise Exception(f"Ragflow login failed: {response.text}")
-                # 浠庡搷搴斿ご涓彁鍙� Authorization 瀛楁
             authorization = response.headers.get('Authorization')
             if not authorization:
                 raise Exception("Authorization header not found in response")
@@ -40,19 +65,20 @@
             "conversation_id": chat_id,
             "messages": chat_history
         }
+
+        print(f"send to ragflow chat: {data}")
+
         target_url = f"{self.base_url}/v1/conversation/completion"
-        async with httpx.AsyncClient() as client:
+        async with httpx.AsyncClient(timeout=300.0) as client:
             headers = {
                 'Content-Type': 'application/json',
                 'Authorization': token
             }
-            # 鍒涘缓娴佸紡璇锋眰
             async with client.stream("POST", target_url, json=data, headers=headers) as response:
-                # 妫�鏌ュ搷搴旂姸鎬佺爜
                 if response.status_code == 200:
-                    # 娴佸紡璇诲彇鍝嶅簲
                     try:
                         async for answer in response.aiter_text():
+                            print(f"response of ragflow chat: {answer}")
                             yield answer
                     except GeneratorExit as e:
                         print(e)
@@ -62,15 +88,10 @@
 
     async def get_chat_sessions(self, token: str, dialog_id: str) -> list:
         url = f"{self.base_url}/v1/conversation/list?dialog_id={dialog_id}"
-        headers = {
-            "Authorization": token
-        }
+        headers = {"Authorization": token}
         async with httpx.AsyncClient() as client:
             response = await client.get(url, headers=headers)
-            if response.status_code != 200:
-                raise Exception(f"Failed to fetch data from Ragflow API: {response.text}")
-
-            data = response.json().get("data", [])
+            data = self._handle_response(response)
             result = [
                 {
                     "id": item["id"],
@@ -80,3 +101,74 @@
                 for item in data
             ]
             return result
+
+    async def get_session_log(self, token: str, conversation_id: str) -> dict:
+        url = f"{self.base_url}/v1/conversation/get?conversation_id={conversation_id}"
+        headers = {"Authorization": token}
+        async with httpx.AsyncClient() as client:
+            response = await client.get(url, headers=headers)
+            data = self._handle_response(response)
+            session_log = {
+                "session_log": [
+                    {
+                        "message": message.get("content"),
+                        "role": message.get("role"),
+                    }
+                    for message in data.get("message", [])
+                ],
+                "reference": data.get("reference"),
+            }
+        return session_log
+
+    async def set_session(self, token: str, dialog_id: str, message: dict, chat_id: str, is_new: bool) -> list:
+        url = f"{self.base_url}/v1/conversation/set?dialog_id={dialog_id}"
+        headers = {"Authorization": token}
+        data = {
+            "dialog_id": dialog_id,
+            "name": message["message"],
+            "is_new": is_new,
+            "conversation_id": chat_id,
+        }
+        async with httpx.AsyncClient() as client:
+            response = await client.post(url, headers=headers, json=data)
+            data = self._handle_response(response)
+            return [
+                {
+                    "content": "浣犲ソ锛� 鎴戞槸浣犵殑鍔╃悊锛屾湁浠�涔堝彲浠ュ府鍒颁綘鐨勫悧锛�",
+                    "role": "assistant"
+                },
+                {
+                    "content": message["message"],
+                    "doc_ids":message.get("doc_ids", []),
+                    "role": "user"
+                }
+            ] if data else []
+
+    async def get_session_history(self, token: str, chat_id: str) -> list:
+        url = f"{self.base_url}/v1/conversation/get?conversation_id={chat_id}"
+        headers = {"Authorization": token}
+        async with httpx.AsyncClient() as client:
+            response = await client.get(url, headers=headers)
+            data = self._handle_response(response)
+            return data.get("message", [])
+
+    async def upload_and_parse(self, token: str, chat_id: str, filename: str, file: bytes) -> str:
+        url = f"{self.base_url}/v1/document/upload_and_parse"
+        headers = {"Authorization": token}
+        data = {"conversation_id": chat_id}
+
+        # 鍒涘缓琛ㄥ崟鏁版嵁锛屽寘鍚枃浠�
+        files = {"file": (filename, file)}
+        async with httpx.AsyncClient(timeout=60) as client:
+            response = await client.post(url, headers=headers, files=files, data=data)
+            data = self._handle_response(response)
+            return data
+
+    async def add_user_tenant(self, token: str, tenant_id: str, email: str, user_id: str) -> str:
+        url = f"{self.base_url}/v1/tenant/{tenant_id}/user"
+        headers = {"Authorization": token}
+        data = {"email": email, "user_id": user_id}
+        async with httpx.AsyncClient(timeout=60) as client:
+            response = await client.post(url, headers=headers, json=data)
+            if response.status_code != 200:
+                raise Exception(f"Ragflow add user to tenant failed: {response.text}")

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