from flask import Flask, render_template, request, redirect, url_for, flash, session
import requests
import json
from flask import send_from_directory
import os

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#
# ⚠️ CAUTION: This is an HTTP-only server!
#
# If you don't know what you're doing, don't run
#
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def send_request(prompt, endpoint):
    """    Send a request to the specified endpoint of an HTTP-only server.

    Args:
        prompt (str): The input prompt for the request.
        endpoint (str): The endpoint to which the request will be sent.

    Returns:
        str: The response from the server.

    Raises:
        KeyError: If the response JSON does not contain the expected "response" key.
    """

    base_url = "http://127.0.0.1:13337"
    url = f"{base_url}{endpoint}"
    headers = {
        "Content-Type": "application/json",
        "Authorization": f"Bearer {session['token']}",
    }
    data = json.dumps({"input": prompt})
    response = requests.post(url, headers=headers, data=data, verify=False)

    try:
        response = requests.post(url, headers=headers, data=data)
        response.raise_for_status()  # raises HTTPError if the response status isn't 200
    except requests.ConnectionError:
        return "Error: Unable to connect to the server."
    except requests.HTTPError as e:
        return f"Error: An HTTP error occurred: {str(e)}"



app = Flask(__name__)
app.secret_key = os.getenv("FLASK_SECRET_KEY")


@app.route("/favicon.ico")
def favicon():
    """    Send the favicon.ico file from the static directory.

    Returns:
        Response object with the favicon.ico file

    Raises:
         -
    """

    return send_from_directory(
        os.path.join(app.root_path, "static"),
        "favicon.ico",
        mimetype="image/vnd.microsoft.icon",
    )


@app.route("/", methods=["GET", "POST"])
def index():
    """    Process the POST request and send a request to the specified API endpoint.

    Returns:
        str: The rendered HTML template with the response data.
    """

    if request.method == "POST":
        prompt = request.form.get("prompt")
        endpoint = request.form.get("api")
        response = send_request(prompt=prompt, endpoint=endpoint)
        return render_template("index.html", response=response)
    return render_template("index.html", response=None)


if __name__ == "__main__":
    app.run(host="127.0.0.1", port=13338, debug=True)