Case study: A telegram bot for delivering food from a restaurant

Goal

Simplify the delivery order from the restaurant menu: kitchen selection → dishes → shopping cart → checkout → notification to the manager.

Roles

• User

• Manager

The user's scenario

1. Start
   
   /startmain menu

2. Choosing a kitchen
   
   European cuisine"Japanese cuisine"Russian cuisine"

3. Food category
   
   Hotter"Snacks"Salads"Drinks"

4. Choosing a dish
   
   
   
   Add to cart"Get back"Call the manager"

5. Basket
   
   
   
   Order delivery"Change the quantity"Empty the trash"Call the manager"

6. Making an order
   
   NameTelephoneDelivery Address

7. Notification to the manager
   
   
   
   Accept"Contact the client

8. Completion
   
   

Navigation and buttons

• Bottom panel (Reply Keyboard)Menu"Order delivery"Shopping cart"Shares"

• Built-in buttons (Inline)

• Telegram system menu (icon to the left of the input field)Main menu"Shopping Cart"

Shopping Cart Logic

• Adding multiple dishes, changing the quantity (+/–), deleting a position.

• Recalculating the total amount after each change.

Data requirements

• Name

• Telephone+7…+371…

• Address

Communications

• Call the manager"

Development plans

• You can add a payment inside the bot (Yandex/CloudPayments) or leave the payment to the courier.

• Add to cart"