add: toward multiple files support

qa/qa.py

@@ -3,7 +3,7 @@ from openai.error import OpenAIError
 from .utils import *
 from typing import Text, Union
 
-multiple_files = False
+multiple_files = True
 
 def clear_submit():
     """
@@ -52,18 +52,21 @@ def qa_main():
     upload_document_greenlight = False
     uploaded_processed_document_greenlight = False
     # OpenAI API Key - TODO: consider adding a key valid for everyone
-    st.header("Configure OpenAI API Key")
-    st.warning('Please enter your OpenAI API Key!', icon='⚠️')
-    user_secret = st.text_input(
-        "Insert your OpenAI API key here ([get your API key](https://platform.openai.com/account/api-keys)).",
-        type="password",
-        placeholder="Paste your OpenAI API key here (sk-...)",
-        help="You can get your API key from https://platform.openai.com/account/api-keys.",
-        value=st.session_state.get("OPENAI_API_KEY", ""),
-    )
+    # st.header("Configure OpenAI API Key")
+    # st.warning('Please enter your OpenAI API Key!', icon='⚠️')
+
+    # uncomment the following lines to add a user-specific key
+    # user_secret = st.text_input(
+    #     "Insert your OpenAI API key here ([get your API key](https://platform.openai.com/account/api-keys)).",
+    #     type="password",
+    #     placeholder="Paste your OpenAI API key here (sk-...)",
+    #     help="You can get your API key from https://platform.openai.com/account/api-keys.",
+    #     value=st.session_state.get("OPENAI_API_KEY", ""),
+    # )
+    user_secret = st.secrets["OPENAI_API_KEY"]
     if user_secret:
         if set_openai_api_key(user_secret):
-            st.success('OpenAI API key successfully provided!', icon='✅')
+            st.success('OpenAI API key successfully accessed!', icon='✅')
             upload_document_greenlight = True
     
     if upload_document_greenlight:
@@ -74,18 +77,22 @@ def qa_main():
             type=["pdf", "docx", "txt", "py", "json", "html", "css", "md"],
             help="Scanned documents are not supported yet 🥲",
             on_change=clear_submit, 
-            accept_multiple_files=multiple_files,
+            accept_multiple_files=multiple_files
         )
             
-        # reading the uploaded file
-        if uploaded_file is not None:
+        # reading the uploaded files
+        text = []
+        if len(uploaded_file) != 0:
             # toggle internal file submission state to True
             st.session_state["file_submitted"] = True
-            # parse the file using custom parsers
-            doc = file_to_doc(uploaded_file)
-            # converts the files into a list of documents
-            text = text_to_docs(text=tuple(doc))
-
+            for file in uploaded_file:
+                # parse the file using custom parsers
+                file_doc = file_to_doc(file)
+                # converts the files into a list of documents
+                file_text = text_to_docs(text=tuple(file_doc), file_name=file.name)
+                text.extend(file_text)
+        
+            # embeds the documents using OpenAI API
             try:
                 with st.spinner("Indexing the document... This might take a while!"):
                     index = embed_docs(tuple(text))