Feat: adds front and infra

front/app/front.py

@@ -0,0 +1,49 @@
+import streamlit as st
+from typing import Set
+import requests
+import json
+import yaml
+import st_auth 
+import boto3
+
+authenticator=st_auth.get_authenticator()
+from botocore.exceptions import ClientError
+
+st_auth.st_authenticate(authenticator)
+st.header("Chatbot Editais")
+url="https://dcrwpxp8lj-vpce-08d695f6315d510eb.execute-api.us-east-1.amazonaws.com/dev"
+payload=[]
+message_history=[]
+if "user_prompt_history" not in st.session_state:
+    st.session_state["user_prompt_history"]=[]
+if "chat_answer_history" not in st.session_state:
+    st.session_state["chat_answer_history"]=[]
+if "chat_history" not in st.session_state:
+    st.session_state["chat_history"] = []
+prompt=st.text_input("Prompt",placeholder="Enter your prompt here..")
+def create_sources_string(source_urls: Set[str])->str:
+    if not source_urls:
+        return ""
+    source_list=list(source_urls)
+    source_list.sort()
+    sources_string="source:\n"
+    for i, source in enumerate(source_list):
+        sources_string+=f"{i+1}, {source}\n"
+    return sources_string
+if prompt:
+    with st.spinner("Generating response.."):
+        payload=st.session_state["chat_history"]+[{"role":"user","content":prompt}]
+        content={"message":payload}
+        headers={"Content-type":"application/json","x-api-key":json.loads(st_auth.get_secret())['api-gateway-api-key']}
+        generated_response=json.loads(requests.post(url,json=content,headers=headers).text)['json']
+        #generated_response=[{"role":"user","content":prompt}]
+        # sources= set([doc.metadata["source"] for doc in generated_response['context']])
+        #formatted_response=f"{generated_response['answer']} \n\n {create_sources_string(sources)}"
+        formatted_response=generated_response
+        st.session_state["user_prompt_history"].append(prompt)
+        st.session_state["chat_answer_history"].append(formatted_response)
+        st.session_state["chat_history"]=st.session_state["chat_history"]+[{"role":"user","content":prompt}]
+if st.session_state["chat_answer_history"]:
+    for generated_response, user_query in zip(st.session_state["chat_answer_history"],st.session_state["user_prompt_history"]):
+        st.chat_message("user").write(user_query)
+        st.chat_message("assistant").write(generated_response)