saufen/docs/feature-specifications.md
2025-05-31 21:43:13 +02:00

135 lines
4.4 KiB
Markdown

# 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
1. **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
2. **Drink Types Management**
- List of all drink types
- Form for adding/editing drink types
- Display of current and desired stock levels
3. **Inventory Management**
- Interface for updating current stock levels
- History of stock changes
- Stock level trends over time
4. **Order Management**
- List of all orders with their statuses
- Interface for creating new orders
- Interface for updating order statuses
5. **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