import json
import http.client
import streamlit as st
from openai import AzureOpenAI

class ContentFormatter:
    @staticmethod
    def chat_completions(text, settings_params):
        message = [
            {"role": "system", "content": "You are a helpful assistant."},
            {"role": "user", "content": text}
        ]
        data = {"messages": message, **settings_params}
        return json.dumps(data)

class AzureAgent:
    def __init__(self, api_key, azure_uri):
        self.azure_uri = azure_uri
        self.headers = {
            'Authorization': f"Bearer {api_key}",
            'Content-Type': 'application/json'
        }
        self.chat_formatter = ContentFormatter

    def invoke(self, text, **kwargs):
        body = self.chat_formatter.chat_completions(text, {**kwargs})
        conn = http.client.HTTPSConnection(self.azure_uri)
        conn.request("POST", '/v1/chat/completions', body=body, headers=self.headers)
        response = conn.getresponse()
        data = response.read()
        conn.close()
        decoded_data = data.decode("utf-8")
        parsed_data = json.loads(decoded_data)
        content = parsed_data["choices"][0]["message"]["content"]
        return content

class GPTAgent:
    def __init__(self, api_key, azure_endpoint):
        self.client = AzureOpenAI(
            api_key=api_key,
            api_version='2022-11-01',  # Defaulting to a specific API version
            azure_endpoint=azure_endpoint
        )
        self.deployment_name = 'your-model-deployment-name'  # Update this based on actual deployment name

    def invoke(self, text, **kwargs):
        response = self.client.chat.completions.create(
            model=self.deployment_name,
            messages=[
                {"role": "system", "content": "You are a helpful assistant."},
                {"role": "user", "content": text}
            ],
            **kwargs
        )
        return response.choices[0].message.content

# Streamlit app interface
st.title('Model Invocation with User Credentials')

model_type = st.radio("Select the type of agent", ('AzureAgent', 'GPTAgent'))
api_key = st.text_input("API Key", type="password")
endpoint_url = st.text_input("Endpoint URL")

input_text = st.text_area('Enter your text')
if st.button('Invoke Model'):
    if model_type == 'AzureAgent':
        agent = AzureAgent(api_key, endpoint_url)
    else:
        agent = GPTAgent(api_key, endpoint_url)

    output = agent.invoke(input_text, temperature=0, max_tokens=5)
    st.write('Response:', output)