Update app.py

app.py

@@ -1,35 +1,90 @@
 import gradio as gr
-from utils.database_handler import check_credentials, save_user
+import pandas as pd
+from utils.database_handler import check_credentials, save_user  # Ensure you have these utility functions implemented.
 
+# Function to load the menu data
+def load_menu():
+    menu_file = "menu.xlsx"  # Ensure this file exists in the same directory
+    try:
+        return pd.read_excel(menu_file)
+    except Exception as e:
+        raise ValueError(f"Error loading menu file: {e}")
 
-def app_interface():
-    # Login Button Actions
-    def authenticate_user(email, password):
-        if check_credentials(email, password):
-            return (
-                gr.update(visible=False),  # Hide login page
-                gr.update(visible=True),  # Show preferences page
-                "",  # Clear any error message
-            )
-        else:
-            return (
-                gr.update(visible=True),  # Show error box
-                gr.update(visible=False),  # Keep preferences page hidden
-                "Invalid email or password. Try again.",  # Error message
-            )
+# Initialize cart globally
+cart_items = []
+
+# Pricing for extras
+EXTRAS_PRICES = {
+    "Extra Raitha 4oz": 1,
+    "Extra Raitha 8oz": 2,
+    "Extra Salan 4oz": 1,
+    "Extra Salan 8oz": 2,
+    "Extra Onion": 1,
+    "Extra Onion & Lemon": 2,
+    "Extra Fried Onion 4oz": 2,
+}
+
+# Function to filter menu items based on preference
+def filter_menu(preference):
+    menu_data = load_menu()
+    if preference == "Halal/Non-Veg":
+        filtered_data = menu_data[menu_data["Ingredients"].str.contains("Chicken|Mutton|Fish|Prawns|Goat", case=False, na=False)]
+    elif preference == "Vegetarian":
+        filtered_data = menu_data[~menu_data["Ingredients"].str.contains("Chicken|Mutton|Fish|Prawns|Goat", case=False, na=False)]
+    elif preference == "Guilt-Free":
+        filtered_data = menu_data[menu_data["Description"].str.contains(r"Fat: ([0-9]|10)g", case=False, na=False)]
+    else:
+        filtered_data = menu_data
+
+    html_content = ""
+    for _, item in filtered_data.iterrows():
+        html_content += f"""
+        <div style=\"display: flex; align-items: center; border: 1px solid #ddd; border-radius: 8px; padding: 15px; margin-bottom: 10px; box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);\">
+            <div style=\"flex: 1; margin-right: 15px;\">
+                <h3 style=\"margin: 0; font-size: 18px;\">{item['Dish Name']}</h3>
+                <p style=\"margin: 5px 0; font-size: 16px; color: #888;\">${item['Price ($)']}</p>
+                <p style=\"margin: 5px 0; font-size: 14px; color: #555;\">{item['Description']}</p>
+            </div>
+            <div style=\"flex-shrink: 0; text-align: center;\">
+                <img src=\"{item['Image URL']}\" alt=\"{item['Dish Name']}\" style=\"width: 100px; height: 100px; border-radius: 8px; object-fit: cover; margin-bottom: 10px;\">
+                <button style=\"background-color: #28a745; color: white; border: none; padding: 8px 15px; font-size: 14px; border-radius: 5px; cursor: pointer;\" onclick=\"alert('Added {item['Dish Name']} to cart!')\">Add</button>
+            </div>
+        </div>
+        """
+    return html_content
+
+# Function to authenticate user
+def authenticate_user(email, password):
+    if check_credentials(email, password):
+        return (
+            gr.update(visible=False),  # Hide login page
+            gr.update(visible=True),  # Show menu page
+            ""  # Clear any error message
+        )
+    else:
+        return (
+            gr.update(visible=True),  # Keep login page visible
+            gr.update(visible=False),  # Keep menu page hidden
+            "Invalid email or password. Try again."
+        )
 
-    def navigate_to_signup():
-        return gr.update(visible=False), gr.update(visible=True)
+# Function to navigate to signup page
+def navigate_to_signup():
+    return gr.update(visible=False), gr.update(visible=True)
 
-    def create_account(name, phone, email, password):
-        if save_user(name, phone, email, password):
-            return "Account created successfully! You can now log in.", gr.update(visible=True), gr.update(visible=False)
-        else:
-            return "Email already exists. Try logging in.", gr.update(visible=False), gr.update(visible=True)
+# Function to create account
+def create_account(name, phone, email, password):
+    if save_user(name, phone, email, password):
+        return "Account created successfully! You can now log in.", gr.update(visible=True), gr.update(visible=False)
+    else:
+        return "Email already exists. Try logging in.", gr.update(visible=False), gr.update(visible=True)
 
-    def navigate_to_login():
-        return gr.update(visible=True), gr.update(visible=False)
+# Function to navigate back to login page
+def navigate_to_login():
+    return gr.update(visible=True), gr.update(visible=False)
 
+# Gradio app
+def app_interface():
     with gr.Blocks() as app:
         # Login Page
         with gr.Column(visible=True) as login_section:
@@ -48,41 +103,28 @@ def app_interface():
             signup_email = gr.Textbox(label="Email", placeholder="Enter your email")
             signup_password = gr.Textbox(label="Password", placeholder="Enter a password", type="password")
             success_message = gr.Markdown("", visible=False)
-            error_message = gr.Markdown("", visible=False)
             submit_btn = gr.Button("Sign Up")
             back_to_login_btn = gr.Button("Back to Login")
 
-        # Preferences Page
-        with gr.Column(visible=False) as preference_section:
-            gr.Markdown("# Preferences Page")
-
-        # Button Actions for Login
-        login_btn.click(
-            authenticate_user,
-            inputs=[email, password],
-            outputs=[login_section, preference_section, error_box],
-        )
-        create_account_btn.click(
-            navigate_to_signup,
-            inputs=[],
-            outputs=[login_section, signup_section],
-        )
+        # Dynamic Menu Page
+        with gr.Column(visible=False) as menu_section:
+            gr.Markdown("# Dynamic Menu")
+            preference = gr.Radio(
+                choices=["All", "Vegetarian", "Halal/Non-Veg", "Guilt-Free"],
+                value="All",
+                label="Choose a Preference"
+            )
+            menu_output = gr.HTML(value=filter_menu("All"))
+            preference.change(filter_menu, inputs=[preference], outputs=[menu_output])
 
-        # Button Actions for Sign-Up
-        submit_btn.click(
-            create_account,
-            inputs=[name, phone, signup_email, signup_password],
-            outputs=[success_message, signup_section, login_section],
-        )
-        back_to_login_btn.click(
-            navigate_to_login,
-            inputs=[],
-            outputs=[login_section, signup_section],
-        )
+        # Button Actions
+        login_btn.click(authenticate_user, inputs=[email, password], outputs=[login_section, menu_section, error_box])
+        create_account_btn.click(navigate_to_signup, inputs=[], outputs=[login_section, signup_section])
+        submit_btn.click(create_account, inputs=[name, phone, signup_email, signup_password], outputs=[success_message, signup_section, login_section])
+        back_to_login_btn.click(navigate_to_login, inputs=[], outputs=[login_section, signup_section])
 
     return app
 
-
 if __name__ == "__main__":
     app = app_interface()
     app.launch()