4.4 KiB
4.4 KiB
Feature Specifications
This document outlines the features and requirements for the Drinks Inventory System.
Core Features
1. Drink Type Management
Description
Allow users to manage different types of drinks in the inventory system.
User Stories
- As a user, I want to add a new type of drink to the system
- As a user, I want to edit existing drink types
- As a user, I want to view a list of all drink types
- As a user, I want to specify the desired amount of crates for each drink type
Acceptance Criteria
- Users can create new drink types with the following information:
- Name
- Description (optional)
- Desired stock level (in crates)
- Users can edit existing drink types
- Users can view a list of all drink types with their current and desired stock levels
- The system validates that drink names are unique
2. Inventory Management
Description
Allow users to manage the current inventory of drinks.
User Stories
- As a user, I want to update the current stock level of a drink
- As a user, I want to view the current stock levels of all drinks
- As a user, I want to see the history of stock changes for each drink
Acceptance Criteria
- Users can update the current stock level of a drink
- The system records each stock update with a timestamp
- Users can view a history of stock changes for each drink
- The system displays the difference between current and desired stock levels
3. Order Management
Description
Allow users to create and manage orders for drinks.
User Stories
- As a user, I want the system to automatically calculate how much of each drink to order
- As a user, I want to create a new order
- As a user, I want to update the status of an order
- As a user, I want to view all orders and their statuses
Acceptance Criteria
- The system automatically calculates order quantities based on:
- Current stock levels
- Desired stock levels
- Users can create new orders with the following states:
- New
- In Work
- Ordered
- Fulfilled
- Users can update the status of an order
- Users can view all orders with their details and current status
4. Adaptive Stock Level Adjustment
Description
The system should automatically adjust desired stock levels based on consumption patterns.
User Stories
- As a user, I want the system to automatically adjust desired stock levels based on consumption patterns
- As a user, I want to configure the parameters for automatic stock level adjustments
Acceptance Criteria
- The system analyzes consumption patterns when a new order is created
- If a drink is consistently overstocked at order time, the system decreases its desired stock level
- If a drink is consistently understocked at order time, the system increases its desired stock level
- Users can configure the parameters for these adjustments, including:
- Adjustment frequency
- Adjustment magnitude
- Threshold for triggering adjustments
User Interface Requirements
General UI Requirements
- Simple, intuitive interface
- Mobile-friendly design
- Clear visual indicators for stock levels (e.g., color coding for low stock)
- Responsive design for use on different devices
Main Views
-
Dashboard
- Overview of current stock levels
- Alerts for low stock items
- Quick update form to update current stock levels
- Quick access to create new orders
-
Drink Types Management
- List of all drink types
- Form for adding/editing drink types
- Display of current and desired stock levels
-
Inventory Management
- Interface for updating current stock levels
- History of stock changes
- Stock level trends over time
-
Order Management
- List of all orders with their statuses
- Interface for creating new orders
- Interface for updating order statuses
-
Settings
- Configuration for automatic stock level adjustments
- System preferences
Non-Functional Requirements
Performance
- Page load times should be under 2 seconds
- Database queries should be optimized for performance
Usability
- The system should be usable without training
- Forms should include validation and helpful error messages
- The interface should be accessible
Security
- The system will be used internally without login
- Input validation to prevent SQL injection and other attacks
Reliability
- The system should handle concurrent users
- Data should be backed up regularly