app.py

import subprocess
import sys

def install_parler_tts():
    subprocess.check_call([sys.executable, "-m", "pip", "install", "git+https://github.com/huggingface/parler-tts.git"])

# Call the function to install parler-tts
install_parler_tts()


import gradio as gr
import requests
import os
import time
import re
import logging
import tempfile
import folium
import concurrent.futures
import torch
from PIL import Image
from datetime import datetime
from transformers import pipeline, AutoModelForSpeechSeq2Seq, AutoProcessor
from googlemaps import Client as GoogleMapsClient
from gtts import gTTS
from diffusers import StableDiffusion3Pipeline
import soundfile as sf

from langchain_openai import OpenAIEmbeddings, ChatOpenAI
from langchain_pinecone import PineconeVectorStore
from langchain.prompts import PromptTemplate
from langchain.chains import RetrievalQA
from langchain.chains.conversation.memory import ConversationBufferWindowMemory
from langchain.agents import Tool, initialize_agent
from huggingface_hub import login

# Check if the token is already set in the environment variables
hf_token = os.getenv("HF_TOKEN")

if hf_token is None:
    # If the token is not set, prompt for it (this should be done securely)
    print("Please set your Hugging Face token in the environment variables.")
else:
    # Login using the token
    login(token=hf_token)

# Your application logic goes here
print("Logged in successfully to Hugging Face Hub!")

# Set up logging
logging.basicConfig(level=logging.DEBUG)

# Initialize OpenAI embeddings
embeddings = OpenAIEmbeddings(api_key=os.environ['OPENAI_API_KEY'])

# Initialize Pinecone
from pinecone import Pinecone
pc = Pinecone(api_key=os.environ['PINECONE_API_KEY'])

index_name = "birmingham-dataset"
vectorstore = PineconeVectorStore(index_name=index_name, embedding=embeddings)
retriever = vectorstore.as_retriever(search_kwargs={'k': 5})

# Initialize ChatOpenAI model
chat_model = ChatOpenAI(api_key=os.environ['OPENAI_API_KEY'],
                        temperature=0, model='gpt-4o')

conversational_memory = ConversationBufferWindowMemory(
    memory_key='chat_history',
    k=10,
    return_messages=True
)

def get_current_time_and_date():
    now = datetime.now()
    return now.strftime("%Y-%m-%d %H:%M:%S")

# Example usage
current_time_and_date = get_current_time_and_date()

def fetch_local_events():
    api_key = os.environ['SERP_API']
    url = f'https://serpapi.com/search.json?engine=google_events&q=Events+in+Birmingham&hl=en&gl=us&api_key={api_key}'

    response = requests.get(url)
    if response.status_code == 200:
        events_results = response.json().get("events_results", [])
        events_html = """
        <h2 style="font-family: 'Georgia', serif; color: #ff0000; background-color: #f8f8f8; padding: 10px; border-radius: 10px;">Local Events</h2>
        <style>
            .event-item {
                font-family: 'Verdana', sans-serif;
                color: #333;
                margin-bottom: 15px;
                padding: 10px;
                font-weight: bold;
            }
            .event-item a {
                color: #1E90FF;
                text-decoration: none;
            }
            .event-item a:hover {
                text-decoration: underline;
            }
        </style>
        """
        for index, event in enumerate(events_results):
            title = event.get("title", "No title")
            date = event.get("date", "No date")
            location = event.get("address", "No location")
            link = event.get("link", "#")
            events_html += f"""
            <div class="event-item">
                <a href='{link}' target='_blank'>{index + 1}. {title}</a>
                <p>Date: {date}<br>Location: {location}</p>
            </div>
            """
        return events_html
    else:
        return "<p>Failed to fetch local events</p>"

def fetch_local_weather():
    try:
        api_key = os.environ['WEATHER_API']
        url = f'https://weather.visualcrossing.com/VisualCrossingWebServices/rest/services/timeline/birmingham?unitGroup=metric&include=events%2Calerts%2Chours%2Cdays%2Ccurrent&key={api_key}'
        response = requests.get(url)
        response.raise_for_status()
        jsonData = response.json()
        
        current_conditions = jsonData.get("currentConditions", {})
        temp_celsius = current_conditions.get("temp", "N/A")
        
        if temp_celsius != "N/A":
            temp_fahrenheit = int((temp_celsius * 9/5) + 32)
        else:
            temp_fahrenheit = "N/A"
            
        condition = current_conditions.get("conditions", "N/A")
        humidity = current_conditions.get("humidity", "N/A")

        weather_html = f"""
        <div class="weather-theme">
            <h2 style="font-family: 'Georgia', serif; color: #ff0000; background-color: #f8f8f8; padding: 10px; border-radius: 10px;">Local Weather</h2>
            <div class="weather-content">
                <div class="weather-icon">
                    <img src="https://www.weatherbit.io/static/img/icons/{get_weather_icon(condition)}.png" alt="{condition}" style="width: 100px; height: 100px;">
                </div>
                <div class="weather-details">
                    <p style="font-family: 'Verdana', sans-serif; color: #333; font-size: 1.2em;">Temperature: {temp_fahrenheit}°F</p>
                    <p style="font-family: 'Verdana', sans-serif; color: #333; font-size: 1.2em;">Condition: {condition}</p>
                    <p style="font-family: 'Verdana', sans-serif; color: #333; font-size: 1.2em;">Humidity: {humidity}%</p>
                </div>
            </div>
        </div>
        <style>
            .weather-theme {{
                animation: backgroundAnimation 10s infinite alternate;
                border-radius: 10px;
                padding: 10px;
                margin-bottom: 15px;
                background: linear-gradient(45deg, #ffcc33, #ff6666, #ffcc33, #ff6666);
                background-size: 400% 400%;
                box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
                transition: box-shadow 0.3s ease, background-color 0.3s ease;
            }}
            .weather-theme:hover {{
                box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
                background-position: 100% 100%;
            }}
            @keyframes backgroundAnimation {{
                0% {{ background-position: 0% 50%; }}
                100% {{ background-position: 100% 50%; }}
            }}
            .weather-content {{
                display: flex;
                align-items: center;
            }}
            .weather-icon {{
                flex: 1;
            }}
            .weather-details {{
                flex: 3;
            }}
        </style>
        """
        return weather_html
    except requests.exceptions.RequestException as e:
        return f"<p>Failed to fetch local weather: {e}</p>"

def get_weather_icon(condition):
    condition_map = {
        "Clear": "c01d",
        "Partly Cloudy": "c02d",
        "Cloudy": "c03d",
        "Overcast": "c04d",
        "Mist": "a01d",
        "Patchy rain possible": "r01d",
        "Light rain": "r02d",
        "Moderate rain": "r03d",
        "Heavy rain": "r04d",
        "Snow": "s01d",
        "Thunderstorm": "t01d",
        "Fog": "a05d",
    }
    return condition_map.get(condition, "c04d")

# Update prompt templates to include fetched details

current_time_and_date = get_current_time_and_date()

# Define prompt templates
template1 = """You are an expert concierge who is helpful and a renowned guide for Birmingham,Alabama. Based on weather being a sunny bright day and the today's date is 1st july 2024, use the following pieces of context, 
memory, and message history, along with your knowledge of perennial events in Birmingham,Alabama, to answer the question at the end. If you don't know the answer, just say "Homie, I need to get more data for this," and don't try to make up an answer. 
Use fifteen sentences maximum. Keep the answer as detailed as possible. Always include the address, time, date, and
event type and description. Always say "It was my pleasure!" at the end of the answer.
{context}
Question: {question}
Helpful Answer:"""

template2 = """You are an expert concierge who is helpful and a renowned guide for Birmingham,Alabama. Based on today's weather being a sunny bright day and today's date is 1st july 2024, take the location or address but don't show the location or address on the output prompts. Use the following pieces of context, 
memory, and message history, along with your knowledge of perennial events in Birmingham,Alabama, to answer the question at the end. If you don't know the answer, just say "Homie, I need to get more data for this," and don't try to make up an answer. 
Keep the answer short and sweet and crisp. Always say "It was my pleasure!" at the end of the answer.
{context}
Question: {question}
Helpful Answer:"""

QA_CHAIN_PROMPT_1 = PromptTemplate(input_variables=["context", "question"], template=template1)
QA_CHAIN_PROMPT_2 = PromptTemplate(input_variables=["context", "question"], template=template2)

# Define the retrieval QA chain
def build_qa_chain(prompt_template):
    qa_chain = RetrievalQA.from_chain_type(
        llm=chat_model,
        chain_type="stuff",
        retriever=retriever,
        chain_type_kwargs={"prompt": prompt_template}
    )
    tools = [
        Tool(
            name='Knowledge Base',
            func=qa_chain,
            description='Use this tool when answering general knowledge queries to get more information about the topic'
        )
    ]
    return qa_chain, tools

# Define the agent initializer
def initialize_agent_with_prompt(prompt_template):
    qa_chain, tools = build_qa_chain(prompt_template)
    agent = initialize_agent(
        agent='chat-conversational-react-description',
        tools=tools,
        llm=chat_model,
        verbose=False,
        max_iteration=5,
        early_stopping_method='generate',
        memory=conversational_memory
    )
    return agent

# Define the function to generate answers
def generate_answer(message, choice):
    logging.debug(f"generate_answer called with prompt_choice: {choice}")
    
    if choice == "Details":
        agent = initialize_agent_with_prompt(QA_CHAIN_PROMPT_1)
    elif choice == "Conversational":
        agent = initialize_agent_with_prompt(QA_CHAIN_PROMPT_2)
    else:
        logging.error(f"Invalid prompt_choice: {choice}. Defaulting to 'Conversational'")
        agent = initialize_agent_with_prompt(QA_CHAIN_PROMPT_2)
    response = agent(message)

    # Extract addresses for mapping regardless of the choice
    addresses = extract_addresses(response['output'])
    return response['output'], addresses

def bot(history, choice, tts_model):
    if not history:
        return history
    response, addresses = generate_answer(history[-1][0], choice)
    history[-1][1] = ""
    
    # Generate audio for the entire response in a separate thread
    with concurrent.futures.ThreadPoolExecutor() as executor:
        if tts_model == "ElevenLabs":
            audio_future = executor.submit(generate_audio_elevenlabs, response)
        else:
            audio_future = executor.submit(generate_audio_parler_tts, response)
        
        for character in response:
            history[-1][1] += character
            time.sleep(0.05)  # Adjust the speed of text appearance
            yield history, None
        
        audio_path = audio_future.result()
        yield history, audio_path

def add_message(history, message):
    history.append((message, None))
    return history, gr.Textbox(value="", interactive=True, placeholder="Enter message or upload file...", show_label=False)

def print_like_dislike(x: gr.LikeData):
    print(x.index, x.value, x.liked)

def extract_addresses(response):
    if not isinstance(response, str):
        response = str(response)
    address_patterns = [
        r'([A-Z].*,\sBirmingham,\sAL\s\d{5})',
        r'(\d{4}\s.*,\sBirmingham,\sAL\s\d{5})',
        r'([A-Z].*,\sAL\s\d{5})',
        r'([A-Z].*,.*\sSt,\sBirmingham,\sAL\s\d{5})',
        r'([A-Z].*,.*\sStreets,\sBirmingham,\sAL\s\d{5})',
        r'(\d{2}.*\sStreets)',
        r'([A-Z].*\s\d{2},\sBirmingham,\sAL\s\d{5})'
        r'([a-zA-Z]\s Birmingham)'
    ]
    addresses = []
    for pattern in address_patterns:
        addresses.extend(re.findall(pattern, response))
    return addresses

all_addresses = []

def generate_map(location_names):
    global all_addresses
    all_addresses.extend(location_names)
    
    api_key = os.environ['GOOGLEMAPS_API_KEY']
    gmaps = GoogleMapsClient(key=api_key)
    
    m = folium.Map(location=[33.5175,-86.809444], zoom_start=16)
    
    for location_name in all_addresses:
        geocode_result = gmaps.geocode(location_name)
        if geocode_result:
            location = geocode_result[0]['geometry']['location']
            folium.Marker(
                [location['lat'], location['lng']],
                tooltip=f"{geocode_result[0]['formatted_address']}"
            ).add_to(m)
    
    map_html = m._repr_html_()
    return map_html

def fetch_local_news():
    api_key = os.environ['SERP_API']
    url = f'https://serpapi.com/search.json?engine=google_news&q=birmingham headline&api_key={api_key}'
    response = requests.get(url)
    if response.status_code == 200:
        results = response.json().get("news_results", [])
        news_html = """
        <h2 style="font-family: 'Georgia', serif; color: #ff0000; background-color: #f8f8f8; padding: 10px; border-radius: 10px;">Birmingham Today</h2>
        <style>
            .news-item {
                font-family: 'Verdana', sans-serif;
                color: #333;
                background-color: #f0f8ff;
                margin-bottom: 15px;
                padding: 10px;
                border-radius: 5px;
                transition: box-shadow 0.3s ease, background-color 0.3s ease;
                font-weight: bold;
            }
            .news-item:hover {
                box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
                background-color: #e6f7ff;
            }
            .news-item a {
                color: #1E90FF;
                text-decoration: none;
                font-weight: bold;
            }
            .news-item a:hover {
                text-decoration: underline;
            }
            .news-preview {
                position: absolute;
                display: none;
                border: 1px solid #ccc;
                border-radius: 5px;
                box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
                background-color: white;
                z-index: 1000;
                max-width: 300px;
                padding: 10px;
                font-family: 'Verdana', sans-serif;
                color: #333;
            }
        </style>
        <script>
            function showPreview(event, previewContent) {
                var previewBox = document.getElementById('news-preview');
                previewBox.innerHTML = previewContent;
                previewBox.style.left = event.pageX + 'px';
                previewBox.style.top = event.pageY + 'px';
                previewBox.style.display = 'block';
            }
            function hidePreview() {
                var previewBox = document.getElementById('news-preview');
                previewBox.style.display = 'none';
            }
        </script>
        <div id="news-preview" class="news-preview"></div>
        """
        for index, result in enumerate(results[:7]):
            title = result.get("title", "No title")
            link = result.get("link", "#")
            snippet = result.get("snippet", "")
            news_html += f"""
            <div class="news-item" onmouseover="showPreview(event, '{snippet}')" onmouseout="hidePreview()">
                <a href='{link}' target='_blank'>{index + 1}. {title}</a>
                <p>{snippet}</p>
            </div>
            """
        return news_html
    else:
        return "<p>Failed to fetch local news</p>"

# Voice Control
import numpy as np
import torch
from transformers import pipeline, AutoModelForSpeechSeq2Seq, AutoProcessor
from parler_tts import ParlerTTSForConditionalGeneration
from transformers import AutoTokenizer

model_id = 'openai/whisper-large-v3'
device = "cuda:0" if torch.cuda.is_available() else "cpu"
torch_dtype = torch.float16 if torch.cuda.is_available() else torch.float32
model = AutoModelForSpeechSeq2Seq.from_pretrained(model_id, torch_dtype=torch_dtype,
                                                  #low_cpu_mem_usage=True,
                                                  use_safetensors=True).to(device)
processor = AutoProcessor.from_pretrained(model_id)

# Optimized ASR pipeline
pipe_asr = pipeline("automatic-speech-recognition", model=model, tokenizer=processor.tokenizer, feature_extractor=processor.feature_extractor, max_new_tokens=128, chunk_length_s=15, batch_size=16, torch_dtype=torch_dtype, device=device, return_timestamps=True)

base_audio_drive = "/data/audio"

import numpy as np

def transcribe_function(stream, new_chunk):
    try:
        sr, y = new_chunk[0], new_chunk[1]
    except TypeError:
        print(f"Error chunk structure: {type(new_chunk)}, content: {new_chunk}")
        return stream, "", None

    y = y.astype(np.float32) / np.max(np.abs(y))

    if stream is not None:
        stream = np.concatenate([stream, y])
    else:
        stream = y

    result = pipe_asr({"array": stream, "sampling_rate": sr}, return_timestamps=False)

    full_text = result.get("text", "")
    
    return stream, full_text, result

def update_map_with_response(history):
    if not history:
        return ""
    response = history[-1][1]
    addresses = extract_addresses(response)
    return generate_map(addresses)

def clear_textbox():
    return "" 

def show_map_if_details(history,choice):
    if choice in ["Details", "Conversational"]:
        return gr.update(visible=True), update_map_with_response(history)
    else:
        return gr.update(visible=False), ""

def generate_audio_elevenlabs(text):
    XI_API_KEY = os.environ['ELEVENLABS_API']
    VOICE_ID = 'd9MIrwLnvDeH7aZb61E9'  # Replace with your voice ID
    tts_url = f"https://api.elevenlabs.io/v1/text-to-speech/{VOICE_ID}/stream"
    headers = {
        "Accept": "application/json",
        "xi-api-key": XI_API_KEY
    }
    data = {
        "text": str(text),
        "model_id": "eleven_multilingual_v2",
        "voice_settings": {
            "stability": 1.0,
            "similarity_boost": 0.0,
            "style": 0.60,  # Adjust style for more romantic tone
            "use_speaker_boost": False
        }
    }
    response = requests.post(tts_url, headers=headers, json=data, stream=True)
    if response.ok:
        with tempfile.NamedTemporaryFile(delete=False, suffix=".mp3") as f:
            for chunk in response.iter_content(chunk_size=1024):
                f.write(chunk)
            temp_audio_path = f.name
        logging.debug(f"Audio saved to {temp_audio_path}")
        return temp_audio_path
    else:
        logging.error(f"Error generating audio: {response.text}")
        return None

def generate_audio_parler_tts(text):
    model_id = 'parler-tts/parler_tts_mini_v0.1'
    device = "cuda:0" if torch.cuda.is_available() else "cpu"
    model = ParlerTTSForConditionalGeneration.from_pretrained(model_id).to(device)
    tokenizer = AutoTokenizer.from_pretrained(model_id)

    description = "A female speaker with a slightly low-pitched voice delivers her words quite expressively, in a very confined sounding environment with clear audio quality. She speaks very fast."

    input_ids = tokenizer(description, return_tensors="pt").input_ids.to(device)
    prompt_input_ids = tokenizer(text, return_tensors="pt").input_ids.to(device)

    generation = model.generate(input_ids=input_ids, prompt_input_ids=prompt_input_ids)
    audio_arr = generation.cpu().numpy().squeeze()
    
    with tempfile.NamedTemporaryFile(delete=False, suffix=".wav") as f:
        sf.write(f.name, audio_arr, model.config.sampling_rate)
        temp_audio_path = f.name

    logging.debug(f"Audio saved to {temp_audio_path}")
    return temp_audio_path

# Stable Diffusion setup
pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", torch_dtype=torch.float16)
pipe = pipe.to("cuda")

def generate_image(prompt):
    image = pipe(
        prompt,
        negative_prompt="",
        num_inference_steps=28,
        guidance_scale=3.0,
    ).images[0]
    return image

# Hardcoded prompt for image generation
hardcoded_prompt_1="Give a high quality photograph of a great looking red 2026 Bentley coupe against a skyline setting in th night, michael mann style in omaha enticing the consumer to buy this product"
hardcoded_prompt_2="A vibrant and dynamic football game scene in the style of Peter Paul Rubens, showcasing the intense match between Alabama and Nebraska. The players are depicted with the dramatic, muscular physiques and expressive faces typical of Rubens' style. The Alabama team is wearing their iconic crimson and white uniforms, while the Nebraska team is in their classic red and white attire. The scene is filled with action, with players in mid-motion, tackling, running, and catching the ball. The background features a grand stadium filled with cheering fans, banners, and the natural landscape in the distance. The colors are rich and vibrant, with a strong use of light and shadow to create depth and drama. The overall atmosphere captures the intensity and excitement of the game, infused with the grandeur and dynamism characteristic of Rubens' work."
hardcoded_prompt_3 = "Create a high-energy scene of a DJ performing on a large stage with vibrant lights, colorful lasers, a lively dancing crowd, and various electronic equipment in the background."

def update_images():
    image_1 = generate_image(hardcoded_prompt_1)
    image_2 = generate_image(hardcoded_prompt_2)
    image_3 = generate_image(hardcoded_prompt_3)
    return image_1, image_2, image_3

with gr.Blocks(theme='Pijush2023/scikit-learn-pijush') as demo:
    
    with gr.Row():
        with gr.Column():
            state = gr.State()
            
            chatbot = gr.Chatbot([], elem_id="RADAR:Channel 94.1", bubble_full_width=False)
            choice = gr.Radio(label="Select Style", choices=["Details", "Conversational"], value="Conversational")
            tts_choice = gr.Radio(label="Select TTS Model", choices=["ElevenLabs", "Parler TTS"], value="Parler TTS")
            
            gr.Markdown("<h1 style='color: red;'>Talk to RADAR</h1>", elem_id="voice-markdown")
            chat_input = gr.Textbox(show_copy_button=True, interactive=True, show_label=False, label="ASK Radar !!!")
            chat_msg = chat_input.submit(add_message, [chatbot, chat_input], [chatbot, chat_input])
            bot_msg = chat_msg.then(bot, [chatbot, choice, tts_choice], [chatbot, gr.Audio(interactive=False, autoplay=True)])
            bot_msg.then(lambda: gr.Textbox(value="", interactive=True, placeholder="Ask Radar!!!...", show_label=False), None, [chat_input])
            chatbot.like(print_like_dislike, None, None)
            clear_button = gr.Button("Clear")
            clear_button.click(fn=clear_textbox, inputs=None, outputs=chat_input)
           
            
            audio_input = gr.Audio(sources=["microphone"], streaming=True, type='numpy')
            audio_input.stream(transcribe_function, inputs=[state, audio_input], outputs=[state, chat_input], api_name="SAMLOne_real_time")

            gr.Markdown("<h1 style='color: red;'>Map</h1>", elem_id="location-markdown")
            location_output = gr.HTML()
            bot_msg.then(show_map_if_details, [chatbot, choice], [location_output, location_output])
        
        with gr.Column():
            weather_output = gr.HTML(value=fetch_local_weather())
            news_output = gr.HTML(value=fetch_local_news())
            news_output = gr.HTML(value=fetch_local_events())
            
        with gr.Column():
            
            image_output_1 = gr.Image(value=generate_image(hardcoded_prompt_1), width=400, height=400)
            image_output_2 = gr.Image(value=generate_image(hardcoded_prompt_2), width=400, height=400)
            image_output_3 = gr.Image(value=generate_image(hardcoded_prompt_3), width=400, height=400)


            refresh_button = gr.Button("Refresh Images")
            refresh_button.click(fn=update_images, inputs=None, outputs=[image_output_1, image_output_2, image_output_3])
     
demo.queue()
demo.launch(share=True)