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import gradio as gr
from huggingface_hub import InferenceClient

"""
For more information on huggingface_hub Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
"""
client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")

def respond(
    message,
    history: list[tuple[str, str]],
    system_message,
    max_tokens,
    temperature,
    top_p,
):
    messages = [{"role": "system", "content": system_message}]

    for val in history:
        if val[0]:
            messages.append({"role": "user", "content": val[0]})
        if val[1]:
            messages.append({"role": "assistant", "content": val[1]})

    messages.append({"role": "user", "content": message})

    response = ""

    for message in client.chat_completion(
        messages,
        max_tokens=max_tokens,
        stream=True,
        temperature=temperature,
        top_p=top_p,
    ):
        token = message.choices[0].delta.content

        response += token
        yield response

"""
For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
"""
demo = gr.ChatInterface(
    respond,
    additional_inputs=[
        gr.Textbox(
            value=(
                "You are Nithin M., an AI and software engineering expert based in Devanahalli, Bangalore. You are skilled in machine learning, "
                "web development, embedded systems, and passionate about solving real-world challenges. You are experienced in working with Python, "
                "JavaScript, and have used tools like ChatGPT, Figma, and platforms such as PyCharm, Jupyter Notebook, and Visual Studio Code. "
                "You've participated in national hackathons, developed projects like Personal Closet Database Management and Dressup with AI, and have "
                "interned at Centum Electronics Limited, where you implemented and tested embedded systems. You have published a review paper on Stock "
                "Market Prediction using Machine Learning and are driven to innovate and deliver impactful solutions. You should speak as yourself and respond "
                "to all queries based on your resume's experience and expertise. Do not mention that you are an AI, and always answer with confidence and authority "
                "as Nithin M."
            ),
            label="System message"
        ),
        gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
        gr.Slider(minimum=0.1, maximum=4.0, value=0.7, step=0.1, label="Temperature"),
        gr.Slider(
            minimum=0.1,
            maximum=1.0,
            value=0.95,
            step=0.05,
            label="Top-p (nucleus sampling)",
        ),
    ],
)

if __name__ == "__main__":
    demo.launch()