import mysql.connector
 
# Establish database connection
def connect_to_db():
    try:
        obj = mysql.connector.connect(
            host="localhost",
            user="root",
            password="admin"
        )
        return obj
    except mysql.connector.Error as err:
        print(f"Error connecting to MySQL: {err}")
        exit()
 
# Create database and tables
def setup_database(mycursor):
    mycursor.execute("CREATE DATABASE IF NOT EXISTS airlines")
    mycursor.execute("USE airlines")
 
    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS food_items (
            sl_no INT AUTO_INCREMENT PRIMARY KEY,
            food_name VARCHAR(40) NOT NULL,
            price INT NOT NULL
        )
    """)
 
    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS luggage (
            luggage_id INT AUTO_INCREMENT PRIMARY KEY,
            weight INT NOT NULL,
            price INT NOT NULL
        )
    """)
 
    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS cust_details (
            cust_id INT AUTO_INCREMENT PRIMARY KEY,
            cust_name VARCHAR(40) NOT NULL,
            cont_no BIGINT NOT NULL
        )
    """)
 
    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS flight_details (
            flight_id INT AUTO_INCREMENT PRIMARY KEY,
            cus_id INT,
            cus_name VARCHAR(40) NOT NULL,
            departure VARCHAR(50),
            destination VARCHAR(50),
            flight_day DATE,
            flight_time TIME,
            FOREIGN KEY (cus_id) REFERENCES cust_details(cust_id)
        )
    """)
 
# Insert sample data into food_items
def insert_sample_data(mycursor, obj):
    try:
        sample_data = [
            ('Pepsi', 150),
            ('Coffee', 70),
            ('Tea', 50),
            ('Water', 60),
            ('Milk Shake', 80),
            ('Chicken Burger', 160),
            ('Cheese Pizza', 70),
            ('Chicken Biryani', 300),
            ('Plane Rice', 80),
            ('Aloo Paratha', 120),
            ('Roti Sabji', 100),
            ('Omelette', 50)
        ]
        mycursor.executemany("INSERT INTO food_items (food_name, price) VALUES (%s, %s)", sample_data)
        obj.commit()
        print("Sample data inserted successfully.")
    except mysql.connector.Error as err:
        print(f"Error inserting data: {err}")
 
# Admin functionalities
def admin(mycursor, obj):
    while True:
        print("\n--- Admin Menu ---")
        print("1. View all data")
        print("2. Manage food items")
        print("3. Logout")
 
        choice = input("Enter your choice: ")
        if choice == "1":
            mycursor.execute("SELECT * FROM food_items")
            results = mycursor.fetchall()
            for row in results:
                print(row)
        elif choice == "2":
            manage_food_items(mycursor, obj)
        elif choice == "3":
            print("Logging out...")
            break
        else:
            print("Invalid choice. Try again.")
 
# Manage food items
def manage_food_items(mycursor, obj):
    while True:
        print("\n--- Manage Food Items ---")
        print("1. Add new food item")
        print("2. Update food item price")
        print("3. Delete food item")
        print("4. Go back")
 
        choice = input("Enter your choice: ")
        if choice == "1":
            food_name = input("Enter food name: ")
            price = int(input("Enter food price: "))
            try:
                mycursor.execute("INSERT INTO food_items (food_name, price) VALUES (%s, %s)", (food_name, price))
                obj.commit()
                print("Food item added successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "2":
            sl_no = int(input("Enter food item ID to update: "))
            price = int(input("Enter new price: "))
            try:
                mycursor.execute("UPDATE food_items SET price = %s WHERE sl_no = %s", (price, sl_no))
                obj.commit()
                print("Price updated successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "3":
            sl_no = int(input("Enter food item ID to delete: "))
            try:
                mycursor.execute("DELETE FROM food_items WHERE sl_no = %s", (sl_no,))
                obj.commit()
                print("Food item deleted successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "4":
            break
        else:
            print("Invalid choice. Try again.")
 
# User functionalities
def user(mycursor):
    while True:
        print("\n--- User Menu ---")
        print("1. View available food items")
        print("2. Logout")
 
        choice = input("Enter your choice: ")
        if choice == "1":
            mycursor.execute("SELECT * FROM food_items")
            results = mycursor.fetchall()
            print("\nAvailable Food Items:")
            for row in results:
                print(f"ID: {row[0]}, Name: {row[1]}, Price: {row[2]}")
        elif choice == "2":
            print("Logging out...")
            break
        else:
            print("Invalid choice. Try again.")
 
# Main menu
def main_menu(mycursor, obj):
    while True:
        print("\n--- Main Menu ---")
        print("1. Admin")
        print("2. User")
        print("3. Exit")
 
        choice = input("Enter your choice: ")
        if choice == "1":
            password = input("Enter admin password: ")
            if password == "admin":
                admin(mycursor, obj)
            else:
                print("Incorrect password.")
        elif choice == "2":
            user(mycursor)
        elif choice == "3":
            print("Exiting the application.")
            break
        else:
            print("Invalid choice. Try again.")
 
# Run the program
if __name__ == "__main__":
    connection = connect_to_db()
    cursor = connection.cursor()
 
    setup_database(cursor)
    insert_sample_data(cursor, connection)
    main_menu(cursor, connection)
 
    connection.close()
 

import mysql.connector

# Establish database connection
def connect_to_db():
    try:
        obj = mysql.connector.connect(
            host="localhost",
            user="root",
            password="admin"
        )
        return obj
    except mysql.connector.Error as err:
        print(f"Error connecting to MySQL: {err}")
        exit()

# Create database and tables
def setup_database(mycursor):
    mycursor.execute("CREATE DATABASE IF NOT EXISTS airlines")
    mycursor.execute("USE airlines")

    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS food_items (
            sl_no INT AUTO_INCREMENT PRIMARY KEY,
            food_name VARCHAR(40) NOT NULL,
            price INT NOT NULL
        )
    """)

    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS luggage (
            luggage_id INT AUTO_INCREMENT PRIMARY KEY,
            weight INT NOT NULL,
            price INT NOT NULL
        )
    """)

    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS cust_details (
            cust_id INT AUTO_INCREMENT PRIMARY KEY,
            cust_name VARCHAR(40) NOT NULL,
            cont_no BIGINT NOT NULL
        )
    """)

    mycursor.execute("""
        CREATE TABLE IF NOT EXISTS flight_details (
            flight_id INT AUTO_INCREMENT PRIMARY KEY,
            cus_id INT,
            cus_name VARCHAR(40) NOT NULL,
            departure VARCHAR(50),
            destination VARCHAR(50),
            flight_day DATE,
            flight_time TIME,
            FOREIGN KEY (cus_id) REFERENCES cust_details(cust_id)
        )
    """)

# Insert sample data into food_items
def insert_sample_data(mycursor, obj):
    try:
        sample_data = [
            ('Pepsi', 150),
            ('Coffee', 70),
            ('Tea', 50),
            ('Water', 60),
            ('Milk Shake', 80),
            ('Chicken Burger', 160),
            ('Cheese Pizza', 70),
            ('Chicken Biryani', 300),
            ('Plane Rice', 80),
            ('Aloo Paratha', 120),
            ('Roti Sabji', 100),
            ('Omelette', 50)
        ]
        mycursor.executemany("INSERT INTO food_items (food_name, price) VALUES (%s, %s)", sample_data)
        obj.commit()
        print("Sample data inserted successfully.")
    except mysql.connector.Error as err:
        print(f"Error inserting data: {err}")

# Admin functionalities
def admin(mycursor, obj):
    while True:
        print("\n--- Admin Menu ---")
        print("1. View all data")
        print("2. Manage food items")
        print("3. Logout")

        choice = input("Enter your choice: ")
        if choice == "1":
            mycursor.execute("SELECT * FROM food_items")
            results = mycursor.fetchall()
            for row in results:
                print(row)
        elif choice == "2":
            manage_food_items(mycursor, obj)
        elif choice == "3":
            print("Logging out...")
            break
        else:
            print("Invalid choice. Try again.")

# Manage food items
def manage_food_items(mycursor, obj):
    while True:
        print("\n--- Manage Food Items ---")
        print("1. Add new food item")
        print("2. Update food item price")
        print("3. Delete food item")
        print("4. Go back")

        choice = input("Enter your choice: ")
        if choice == "1":
            food_name = input("Enter food name: ")
            price = int(input("Enter food price: "))
            try:
                mycursor.execute("INSERT INTO food_items (food_name, price) VALUES (%s, %s)", (food_name, price))
                obj.commit()
                print("Food item added successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "2":
            sl_no = int(input("Enter food item ID to update: "))
            price = int(input("Enter new price: "))
            try:
                mycursor.execute("UPDATE food_items SET price = %s WHERE sl_no = %s", (price, sl_no))
                obj.commit()
                print("Price updated successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "3":
            sl_no = int(input("Enter food item ID to delete: "))
            try:
                mycursor.execute("DELETE FROM food_items WHERE sl_no = %s", (sl_no,))
                obj.commit()
                print("Food item deleted successfully.")
            except mysql.connector.Error as err:
                print(f"Error: {err}")
        elif choice == "4":
            break
        else:
            print("Invalid choice. Try again.")

# User functionalities
def user(mycursor):
    while True:
        print("\n--- User Menu ---")
        print("1. View available food items")
        print("2. Logout")

        choice = input("Enter your choice: ")
        if choice == "1":
            mycursor.execute("SELECT * FROM food_items")
            results = mycursor.fetchall()
            print("\nAvailable Food Items:")
            for row in results:
                print(f"ID: {row[0]}, Name: {row[1]}, Price: {row[2]}")
        elif choice == "2":
            print("Logging out...")
            break
        else:
            print("Invalid choice. Try again.")

# Main menu
def main_menu(mycursor, obj):
    while True:
        print("\n--- Main Menu ---")
        print("1. Admin")
        print("2. User")
        print("3. Exit")

        choice = input("Enter your choice: ")
        if choice == "1":
            password = input("Enter admin password: ")
            if password == "admin":
                admin(mycursor, obj)
            else:
                print("Incorrect password.")
        elif choice == "2":
            user(mycursor)
        elif choice == "3":
            print("Exiting the application.")
            break
        else:
            print("Invalid choice. Try again.")

# Run the program
if __name__ == "__main__":
    connection = connect_to_db()
    cursor = connection.cursor()

    setup_database(cursor)
    insert_sample_data(cursor, connection)
    main_menu(cursor, connection)

    connection.close()
