实现进入页面后的提示问题功能。

修改关联提问提示文本为中文，同时增加上提问内容现定于知识库现有内容的要求。

backend/.env.example

@@ -0,0 +1,80 @@
+# The Llama Cloud API key.
+# LLAMA_CLOUD_API_KEY=
+SQL_DATABASE_URL=mysql+pymysql://zjinfo1:Dy2Bcr53Hm5xRkba@110.42.234.166:3306/zjinfo1
+#SQL_DATABASE_URL=mysql+pymysql://zjinfo2:GSKcziSdBixDXwcd@110.42.234.166:3306/zjinfo2
+
+DASHSCOPE_API_KEY=sk-02c8540e86d84b7ca0e6f4f51bac6e60
+# The provider for the AI models to use.
+MODEL_PROVIDER=dashscope
+# The name of LLM model to use.
+MODEL=qwen-max
+# 是否启用检索重排功能
+ENABLE_RERANK=true
+# Name of the embedding model to use.
+EMBEDDING_MODEL=text-embedding-v2
+
+# Dimension of the embedding model to use.
+EMBEDDING_DIM=1024
+
+# The questions to help users get started (multi-line).
+CONVERSATION_STARTERS=本工程指什么？\n总算表有哪些费用？\n项目划分哪些内容构成？\n其他费用表有哪些内容？
+
+# The OpenAI API key to use.
+# OPENAI_API_KEY=
+
+# Temperature for sampling from the model.
+# LLM_TEMPERATURE=
+
+# Maximum number of tokens to generate.
+# LLM_MAX_TOKENS=
+
+# The number of similar embeddings to return when retrieving documents.
+TOP_K=5
+
+# The time in milliseconds to wait for the stream to return a response.
+STREAM_TIMEOUT=60000
+
+# 向量存储数据库类型，目前可选：chroma、qdrant
+VECTOR_STORE_TYPE=chroma
+# The name of the collection in your vector database
+VECTOR_STORE_COLLECTION=default
+
+# The API endpoint for your vector database
+# VECTOR_STORE_HOST=
+
+# The port for your vector database
+# VECTOR_STORE_PORT=
+
+# The local path to the vector database.
+# Specify this if you are using a local vector database.
+# Otherwise, use VECTOR_STORE__HOST and VECTOR_STORE__PORT config above
+VECTOR_STORE_PATH=./storage_vector
+
+
+
+PHOENIX_API_KEY=123456
+PHOENIX_URL=http://localhost:6006/v1/traces
+PHOENIX_PROJECT_NAME=ly_zjapp
+#OTEL_SERVICE_NAME=ly_zjapp
+#OTEL_RESOURCE_ATTRIBUTES=openinference.project.name=ly_zjapp
+# The address to start the backend app.
+APP_HOST=0.0.0.0
+
+# The port to start the backend app.
+APP_PORT=8000
+
+FILESERVER_URL_PREFIX=/api/files
+
+# E2B_API_KEY key is required to run code interpreter tool. Get it here: https://e2b.dev/docs/getting-started/api-key
+# E2B_API_KEY=
+
+# The system prompt for the AI model.
+SYSTEM_PROMPT="You are a weather forecast agent. You help users to get the weather forecast for a given location.
+-You are a Python interpreter that can run any python code in a secure environment.
+- The python code runs in a Jupyter notebook. Every time you call the 'interpreter' tool, the python code is executed in a separate cell. 
+- You are given tasks to complete and you run python code to solve them.
+- It's okay to make multiple calls to interpreter tool. If you get an error or the result is not what you expected, you can call the tool again. Don't give up too soon!
+- Plot visualizations using matplotlib or any other visualization library directly in the notebook.
+- You can install any pip package (if it exists) by running a cell with pip install.
+"
+

backend/.gitignore

@@ -2,3 +2,6 @@ __pycache__
 storage
 .env
 output
+/storage_vector/
+/.idea/
+/.python-version

backend/app/api/routers/chat.py

@@ -124,7 +124,7 @@ async def chat_config() -> ChatConfig:
     starter_questions = None
     conversation_starters = os.getenv("CONVERSATION_STARTERS")
     if conversation_starters and conversation_starters.strip():
-        starter_questions = conversation_starters.strip().split("\n")
+        starter_questions = conversation_starters.strip().split("\\n")
     return ChatConfig(starter_questions=starter_questions)
 
 

backend/app/api/routers/models.py

@@ -4,7 +4,7 @@ from typing import Any, Dict, List, Literal, Optional, Set
 
 from llama_index.core.llms import ChatMessage, MessageRole
 from llama_index.core.schema import NodeWithScore
-from pydantic import BaseModel, Field, validator
+from pydantic import BaseModel, Field, validator, field_validator
 from pydantic.alias_generators import to_camel
 
 logger = logging.getLogger("uvicorn")
@@ -89,7 +89,7 @@ class ChatData(BaseModel):
             }
         }
 
-    @validator("messages")
+    @field_validator("messages")
     def messages_must_not_be_empty(cls, v):
         if len(v) == 0:
             raise ValueError("Messages must not be empty")
@@ -173,7 +173,8 @@ class SourceNodes(BaseModel):
     def from_source_node(cls, source_node: NodeWithScore):
         metadata = source_node.node.metadata
         url = cls.get_url_from_metadata(metadata)
-        text = 'filename' in metadata and metadata['filename'] or source_node.node.node_id
+        #text = 'filename' in metadata and metadata['filename'] or source_node.node.node_id
+        text = source_node.node.text
         return cls(
             id=source_node.node.node_id,
             metadata=metadata,

backend/app/api/services/file.py

@@ -87,9 +87,7 @@ class PrivateFileService:
         nodes = pipeline.run(documents=documents)
 
         # Add the nodes to the index and persist it
-        indexs = get_index()
-        if len(indexs) > 0:
-            current_index = list(indexs.values())[0]
+        current_index = get_index()
 
         # Insert the documents into the index
         if isinstance(current_index, LlamaCloudIndex):

backend/app/api/services/suggestion.py

@@ -6,10 +6,10 @@ from llama_index.core.settings import Settings
 from pydantic import BaseModel
 
 NEXT_QUESTIONS_SUGGESTION_PROMPT = PromptTemplate(
-    "You're a helpful assistant! Your task is to suggest the next question that user might ask. "
-    "\nHere is the conversation history"
+    "你是一个乐于助人的助手！你的任务是对用户可能会问的下一个问题给出建议。 "
+    "\n这是对话历史记录"
     "\n---------------------\n{conversation}\n---------------------"
-    "Given the conversation history, please give me $number_of_questions questions that you might ask next!"
+    "考虑到对话历史记录，仅限于现在知识库已有内容, 请给我 $number_of_questions 个你接下来可能会问题的问题！"
 )
 N_QUESTION_TO_GENERATE = 3
 

backend/app/engine/__init__.py

@@ -43,9 +43,7 @@ def get_chat_engine(filters=None, params=None):
                                                    description="来源于一个由博微公司电力造价软件编制的造价工程文件。该文件以多张表格的形式存储存储了整个工程的全部数据内容。适用于以详细的自然语言查询表格数据方式查询造价工程各项具体属性、费用的数值。请先使用“zj_query_tool”无法解决才使用本工具")
 
     # Add query tool if index exists
-    indexs = get_index()
-    if len(indexs) > 0:
-        index = list(indexs.values())[0]
+    index = get_index()
     if index is not None:
         summary_index = SummaryIndex(index.vector_store.get_nodes(node_ids=None))
         summary_query_engine = summary_index.as_query_engine()

backend/app/engine/generate.py

@@ -5,7 +5,7 @@ load_dotenv()
 import logging
 import os
 
-from app.engine.loaders import get_document_Types, get_documents
+from app.engine.loaders import get_documents
 from app.engine.vectordb import get_vector_store
 from app.settings import init_settings
 from llama_index.core.ingestion import IngestionPipeline
@@ -19,16 +19,17 @@ logger = logging.getLogger()
 
 STORAGE_DIR = os.getenv("STORAGE_DIR", "storage")
 
-def get_doc_store(docType:str):
+
+def get_doc_store():
 
     # If the storage directory is there, load the document store from it.
     # If not, set up an in-memory document store since we can't load from a directory that doesn't exist.
-    storeDir = os.path.join(STORAGE_DIR,docType)
-    if os.path.exists(storeDir):
-        return SimpleDocumentStore.from_persist_dir(storeDir)
+    if os.path.exists(STORAGE_DIR):
+        return SimpleDocumentStore.from_persist_dir(STORAGE_DIR)
     else:
         return SimpleDocumentStore()
 
+
 def run_pipeline(docstore, vector_store, documents):
     pipeline = IngestionPipeline(
         transformations=[
@@ -48,6 +49,7 @@ def run_pipeline(docstore, vector_store, documents):
 
     return nodes
 
+
 def persist_storage(docstore, vector_store):
     storage_context = StorageContext.from_defaults(
         docstore=docstore,
@@ -55,19 +57,18 @@ def persist_storage(docstore, vector_store):
     )
     storage_context.persist(STORAGE_DIR)
 
+
 def generate_datasource():
     init_settings()
     logger.info("Generate index for the provided data")
 
     # Get the stores and documents or create new ones
-    docTypes = get_document_Types()
-    for docType in docTypes:
-        documents = get_documents(docType)
+    documents = get_documents()
     # Set private=false to mark the document as public (required for filtering)
     for doc in documents:
         doc.metadata["private"] = "false"
-        docstore = get_doc_store(docType)
-        vector_store = get_vector_store(docType)
+    docstore = get_doc_store()
+    vector_store = get_vector_store()
 
     # Run the ingestion pipeline
     _ = run_pipeline(docstore, vector_store, documents)
@@ -77,6 +78,7 @@ def generate_datasource():
 
     logger.info("Finished generating the index")
 
+
 if __name__ == "__main__":
     from phoenix.trace import using_project
     with using_project(os.getenv("PHOENIX_PROJECT_NAME") + "_generate") as obj:

backend/app/engine/index.py

@@ -1,23 +1,22 @@
 import logging
 from llama_index.core.indices import VectorStoreIndex
 from app.engine.vectordb import get_vector_store
-from app.engine.generate import get_document_Types
+
 
 logger = logging.getLogger("uvicorn")
 
-indexs = {}
+index = None
 
 def get_index(params=None):
-    global indexs
-    if len(index) <= 0:
+    global index
+    if index is None:
         logger.info("Connecting vector store...")
-        docTypes = get_document_Types()
-        for docType in docTypes:
-            store = get_vector_store(docType)
+
+        store = get_vector_store()
         # Load the index from the vector store
         # If you are using a vector store that doesn't store text,
         # you must load the index from both the vector store and the document store
         index = VectorStoreIndex.from_vector_store(store)
         logger.info("Finished load index from vector store.")
-            indexs[docType] = index
-    return indexs
+
+    return index

backend/app/engine/loaders/__init__.py

@@ -13,48 +13,8 @@ def load_configs():
         configs = yaml.safe_load(f)
     return configs
 
-def path_difference(path1:str, path2:str):
-    import os
-    path1 = os.path.abspath(path1)
-    path2 = os.path.abspath(path2)
 
-    path1_parts = path1.split(os.path.sep)
-    path2_parts = path2.split(os.path.sep)
-    
-    for i, part in enumerate(path1_parts):
-        if part != path2_parts[i]:
-            break
-    else:
-        i += 1
-    
-    pathKey = ''
-    for j in range(i,len(path2_parts)):
-        pathKey+=path2_parts[j] + '_'
-    return pathKey[0:-1]
-
-def get_document_Types():
-    import os
-    rootPath = 'data'
-    configs = load_configs()
-    if configs is not None and len(configs.items()) > 0:
-        for loader_type, loader_config in configs.items():
-            if loader_type == "file":
-                rootPath = FileLoaderConfig(**loader_config).data_dir
-                break
-
-    types = []
-    dirStack = [rootPath]
-    while len(dirStack) > 0:
-        curDir = dirStack.pop()
-        dirs = [os.path.join(curDir, d) for d in os.listdir(curDir) if os.path.isdir(os.path.join(curDir, d))]
-        if len(dirs) > 0:
-            for dir in dirs:
-                dirStack.append(dir)
-        else:
-            types.append(path_difference(rootPath,curDir))
-    return types
-
-def get_documents(docType:str):
+def get_documents():
     documents = []
     config = load_configs()
     if config is None or len(config.items()) == 0:
@@ -68,7 +28,7 @@ def get_documents(docType:str):
         loader_config = loader_config or []
         match loader_type:
             case "file":
-                document = get_file_documents(FileLoaderConfig(**loader_config),docType)
+                document = get_file_documents(FileLoaderConfig(**loader_config))
             case "web":
                 document = get_web_documents(WebLoaderConfig(**loader_config))
             case "db":

backend/app/engine/loaders/file.py

@@ -20,6 +20,7 @@ class FileLoaderConfig(BaseModel):
             raise ValueError(f"Directory '{v}' does not exist")
         return v
 
+
 def llama_parse_parser():
     if os.getenv("LLAMA_CLOUD_API_KEY") is None:
         raise ValueError(
@@ -34,6 +35,7 @@ def llama_parse_parser():
     )
     return parser
 
+
 def llama_parse_extractor() -> Dict[str, LlamaParse]:
     from llama_parse.utils import SUPPORTED_FILE_TYPES
 
@@ -43,7 +45,8 @@ def llama_parse_extractor() -> Dict[str, LlamaParse]:
 def llama_local_extractor() -> Dict[str, BaseReader]:
     return {"json" : JSONReader}
 
-def get_file_documents(config: FileLoaderConfig, childPath: str):
+
+def get_file_documents(config: FileLoaderConfig):
     from llama_index.core.readers import SimpleDirectoryReader
 
     try:
@@ -60,7 +63,7 @@ def get_file_documents(config: FileLoaderConfig, childPath: str):
             file_extractor = llama_local_extractor()
 
         reader = SimpleDirectoryReader(
-            os.path.join(config.data_dir,childPath.replace('_','\\')),
+            config.data_dir,
             recursive=True,
             filename_as_id=True,
             raise_on_error=True,

backend/app/engine/vectordb.py

@@ -5,14 +5,12 @@ from qdrant_client import qdrant_client
 
 qclient = None
 
-def get_qdrant_vector_store(docType:str):
-    collection_name = docType
-    #collection_name = os.getenv("VECTOR_STORE_COLLECTION", "default")
+def get_qdrant_vector_store():
+    collection_name = os.getenv("VECTOR_STORE_COLLECTION", "default")
     vector_store_path = os.getenv("VECTOR_STORE_PATH")
     host=os.getenv("VECTOR_STORE_HOST", "127.0.0.1"),
     port=int(os.getenv("VECTOR_STORE_PORT", "6333")),
 
-    vector_store_path =os.path.join(vector_store_path,docType)
     if not vector_store_path or not host:
         raise ValueError(
             "Please provide either VECTOR_STORE_PATH or VECTOR_STORE_HOST and VECTOR_STORE_PORT"
@@ -34,11 +32,9 @@ def get_qdrant_vector_store(docType:str):
     vector_store = QdrantVectorStore(client=qclient, collection_name=collection_name)
     return vector_store
 
-def get_chroma_vector_store(docType:str):
-    #collection_name = os.getenv("VECTOR_STORE_COLLECTION", "default")
-    collection_name = docType
+def get_chroma_vector_store():
+    collection_name = os.getenv("VECTOR_STORE_COLLECTION", "default")
     vector_store_path = os.getenv("VECTOR_STORE_PATH")
-    vector_store_path =os.path.join(vector_store_path,docType)
     # if VECTOR_STORE_PATH is set, use a local ChromaVectorStore from the path
     # otherwise, use a remote ChromaVectorStore (ChromaDB Cloud is not supported yet)
     if vector_store_path:
@@ -59,16 +55,16 @@ def get_chroma_vector_store(docType:str):
         )
     return store
 
-def get_vector_store(docType:str):
+def get_vector_store():
     store_type=os.getenv("VECTOR_STORE_TYPE")
 
     store = None
 
     match store_type:
         case "chroma":
-            store = get_chroma_vector_store(docType)
+            store = get_chroma_vector_store()
         case "qdrant":
-            store = get_qdrant_vector_store(docType)
+            store = get_qdrant_vector_store()
         case _:
             raise ValueError(f"Invalid vector store type: {store_type}")
 

backend/run-test.bat

@@ -1,4 +1,4 @@
 rmdir /S /Q storage_vector
 rmdir /S /Q storage
 
-C:\Users\liuyue\AppData\Local\pypoetry\Cache\virtualenvs\app-laEO4lY0-py3.11\Scripts\python tests/query.py
+python tests/query.py

backend/run.bat

@@ -1 +1 @@
-C:\Users\liuyue\AppData\Local\pypoetry\Cache\virtualenvs\app-laEO4lY0-py3.11\Scripts\python main.py
+python main.py

backend/tests/query.py

@@ -19,9 +19,7 @@ def main():
     init_settings()
     init_observability()
 
-    indexs = get_index()
-    if len(indexs) > 0:
-        index = list(indexs.values())[0]
+    index = get_index()
 
     top_k = 5
     filters = generate_filters([])

frontend/.env.example

@@ -0,0 +1,10 @@
+# The backend API for chat endpoint.
+#NEXT_PUBLIC_CHAT_API=http://localhost:8000/api/chat
+NEXT_PUBLIC_CHAT_API=http://10.1.6.41:8000/api/chat
+
+#PHOENIX_SERVER_URL=http://localhost:6006/
+PHOENIX_SERVER_URL=http://10.1.6.41:6006/
+
+# Let's the user change indexes in LlamaCloud projects
+NEXT_PUBLIC_USE_LLAMACLOUD=false
+

frontend/app/components/header.tsx

@@ -4,7 +4,7 @@ const phoenixUrl = process.env.PHOENIX_SERVER_URL;
 
 export default function Header() {
   return (
-    <div className="z-10 max-w-5xl w-full items-center justify-between font-mono text-sm lg:flex">
+    <div className="z-10  w-full items-center justify-between font-mono text-sm lg:flex">
       <p className="fixed left-0 top-0 flex w-full justify-center border-b border-gray-300 bg-gradient-to-b from-zinc-200 pb-6 pt-8 backdrop-blur-2xl dark:border-neutral-800 dark:bg-zinc-800/30 dark:from-inherit lg:static lg:w-auto  lg:rounded-xl lg:border lg:bg-gray-200 lg:p-4 lg:dark:bg-zinc-800/30">
         <code className="font-mono font-bold"><a href="javascript:location.reload();">清空当前会话</a></code>
       </p>

frontend/app/components/ui/chat/chat-input.tsx

@@ -99,9 +99,8 @@ export default function ChatInput(
         </div>
       )}
       <div className="flex w-full items-start justify-between gap-4 ">
-        <textarea
+        <Input
           autoFocus
-          rows={2}
           name="message"
           placeholder="请输入消息"
           className="flex-1"

frontend/app/components/ui/chat/chat-message/chat-sources.tsx

@@ -127,9 +127,26 @@ function NodeInfo({ nodeInfo }: { nodeInfo: NodeInfo }) {
   }
 
   // node generated by unknown loader, implement renderer by analyzing logged out metadata
+  // return (
+  //   <p>
+  //     对不起, 未知文件类型. 无法打开当前的来源文件。
+  //   </p>
+  // );
   return (
-    <p>
-      对不起, 未知文件类型. 无法打开当前的来源文件。
-    </p>
+    <div className="flex items-center my-2">
+        <span>{nodeInfo.text}</span>
+      <Button
+        onClick={() => copyToClipboard(nodeInfo.url!)}
+        size="icon"
+        variant="ghost"
+        className="h-12 w-12 shrink-0"
+      >
+        {isCopied ? (
+          <Check className="h-4 w-4" />
+        ) : (
+          <Copy className="h-4 w-4" />
+        )}
+      </Button>
+    </div>
   );
 }

frontend/app/components/ui/chat/chat.interface.ts

@@ -10,7 +10,7 @@ export interface ChatHandler {
       data?: any;
     },
   ) => void;
-  handleInputChange: (e: React.ChangeEvent<HTMLTextAreaElement>) => void;
+  handleInputChange: (e: React.ChangeEvent<HTMLInputElement>) => void;
   reload?: () => void;
   stop?: () => void;
   onFileUpload?: (file: File) => Promise<void>;

phoenixserver/.env.example

@@ -0,0 +1,3 @@
+ENV_PHOENIX_HOST=0.0.0.0
+ENV_PHOENIX_PORT=6006
+PHOENIX_HOST_ROOT_PATH=./.phoenix/

phoenixserver/runphoenixserver.bat

@@ -2,4 +2,4 @@ SET ENV_PHOENIX_HOST=0.0.0.0
 SET ENV_PHOENIX_PORT=6006
 SET PHOENIX_HOST_ROOT_PATH=./.phoenix/
 
-C:\Users\liuyue\AppData\Local\pypoetry\Cache\virtualenvs\app-pCyqx0Uo-py3.11\Scripts\python phoenixserver.py
+python phoenixserver.py