Create app.py

app.py

@@ -0,0 +1,120 @@
+import gradio as gr
+import requests
+import os
+from dotenv import load_dotenv
+
+# Load environment variables from .env file
+load_dotenv()
+
+# Groq API endpoint and key
+GROQ_API_URL = "https://api.groq.com/openai/v1/chat/completions"
+GROQ_API_KEY = os.getenv("GROQ_API_KEY")
+
+# Check if the API key is loaded
+if not GROQ_API_KEY:
+    raise ValueError("GROQ_API_KEY not found in .env file")
+
+def get_travel_guide_response(message, history):
+    # Prepare the conversation history
+    conversation = [
+        {"role": "system", "content": "You are a travel guide chatbot. Only provide information and answer questions strictly related to travel, destinations, itineraries, local tips, and cultural information. If a question is not related to travel, politely ask the user to only ask travel-related questions."}
+    ]
+    for human, assistant in history:
+        conversation.append({"role": "user", "content": human})
+        conversation.append({"role": "assistant", "content": assistant})
+    conversation.append({"role": "user", "content": message})
+
+    # Make API request to Groq
+    headers = {
+        "Authorization": f"Bearer {GROQ_API_KEY}",
+        "Content-Type": "application/json"
+    }
+    data = {
+        "model": "llama3-8b-8192",
+        "messages": conversation,
+        "max_tokens": 500
+    }
+    response = requests.post(GROQ_API_URL, headers=headers, json=data)
+    
+    if response.status_code == 200:
+        return response.json()["choices"][0]["message"]["content"]
+    else:
+        return f"Error: {response.status_code} - {response.text}"
+
+# Custom CSS for better UI
+custom_css = """
+.container {
+    max-width: 800px !important;
+    margin: auto;
+    padding-top: 1.5rem;
+}
+.chat-message {
+    padding: 1rem;
+    border-radius: 0.5rem;
+    margin-bottom: 1rem;
+    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
+}
+.user-message {
+    background-color: #e2e8f0;
+}
+.bot-message {
+    background-color: #edf2f7;
+}
+"""
+
+# Create Gradio interface with custom theme
+theme = gr.themes.Default().set(
+    body_background_fill="*neutral_50",
+    block_background_fill="*neutral_100",
+    button_primary_background_fill="*primary_500",
+    button_primary_background_fill_dark="*primary_600",
+)
+
+with gr.Blocks(theme=theme, css=custom_css) as iface:
+    gr.Markdown("# Travel Guide Chatbot")
+    gr.Markdown("Ask me about travel destinations, itineraries, and local tips!")
+    
+    chatbot = gr.Chatbot()
+    msg = gr.Textbox(label="Type your travel question here")
+    clear = gr.Button("Clear")
+
+    def user(user_message, history):
+        return "", history + [[user_message, None]]
+
+    def bot(history):
+        bot_message = get_travel_guide_response(history[-1][0], history[:-1])
+        history[-1][1] = bot_message
+        return history
+
+    msg.submit(user, [msg, chatbot], [msg, chatbot], queue=False).then(
+        bot, chatbot, chatbot
+    )
+    clear.click(lambda: None, None, chatbot, queue=False)
+
+    # Add dark mode toggle
+    with gr.Row():
+        dark_mode = gr.Checkbox(label="Dark Mode", value=False)
+    
+    def toggle_dark_mode(dark):
+        if dark:
+            return gr.themes.Default(primary_hue="blue", neutral_hue="slate", text_size="lg").set(
+                body_background_fill="*neutral_900",
+                block_background_fill="*neutral_800",
+                button_primary_background_fill="*primary_600",
+                button_primary_background_fill_dark="*primary_700",
+            )
+        else:
+            return gr.themes.Default(primary_hue="blue", neutral_hue="slate", text_size="lg").set(
+                body_background_fill="*neutral_50",
+                block_background_fill="*neutral_100",
+                button_primary_background_fill="*primary_500",
+                button_primary_background_fill_dark="*primary_600",
+            )
+    
+    dark_mode.change(toggle_dark_mode, dark_mode, None)
+
+# Launch the interface
+iface.launch()
+
+if __name__ == "__main__":
+    launch_chatbot()