SQLPOS - Point of Sale System

A Flutter-based Point of Sale (POS) system with MySQL database integration for restaurant and retail management.

Features

• Point of Sale Interface: Complete POS system for restaurants and retail
• Database Integration: MySQL database connectivity for data persistence
• User Authentication: Login system with role-based access
• Inventory Management: Product and category management
• Sales Tracking: Order processing and sales analytics
• PDF Generation: Receipt and report generation
• Responsive Design: Optimized for different screen sizes
• Charts & Analytics: Sales data visualization with FL Chart

Project Structure

lib/
├── constants/           # Application constants
│   ├── Appconstants.dart
│   ├── colors_n_styles_constants.dart
│   ├── image_paths_constants.dart
│   ├── route_names_constants.dart
│   ├── sizes_constants.dart
│   ├── text_constants.dart
│   └── text_styles_constants.dart
├── Controllers/         # State management controllers
│   ├── AuthController.dart
│   └── CartController.dart
├── Datamodels/         # Data model classes
│   ├── ActualOrderModel.dart
│   ├── category.dart
│   ├── customer.dart
│   ├── employee.dart
│   ├── inventorylog.dart
│   ├── product.dart
│   ├── roles.dart
│   ├── sale.dart
│   ├── saleitem.dart
│   └── userrole.dart
├── Sales/              # POS and sales interface
│   ├── CustomText.dart
│   ├── login_page.dart
│   ├── pos.dart
│   ├── restaurant.dart
│   ├── restaurantfinal.dart
│   ├── RestrantPos.dart
│   └── unfoldableseachbar.dart
├── main.dart           # Application entry point
├── mysql.dart          # Database connection and queries
└── test.dart           # Testing utilities

Dependencies

• flutter: UI framework
• mysql1: MySQL database connectivity
• get: State management and navigation
• http: HTTP requests
• pdf: PDF document generation
• path_provider: File system access
• open_file: File opening functionality
• printing: PDF printing capabilities
• fl_chart: Charts and data visualization
• intl: Internationalization support
• responsive_framework: Responsive UI design
• window_manager: Window management for desktop

Getting Started

Prerequisites

• Flutter SDK (>=3.4.4)
• MySQL database server
• Dart SDK

Installation

1. Clone the repository

2. Install dependencies:

   flutter pub get

3. Configure MySQL database connection in lib/mysql.dart

4. Run the application:

   flutter run

Database Setup

Ensure your MySQL database is properly configured and accessible. Update the connection parameters in lib/mysql.dart to match your database configuration.

Assets

• assets/images/logo.png - Application logo

Development

This project uses:

• GetX for state management and navigation
• MySQL1 for database operations
• Material Design components
• Responsive Framework for adaptive layouts

Version

Current version: 0.1.0