System Architecture Overview

# WorkPulse Solutions - System Architecture ## Overview WorkPulse Solutions is a comprehensive multi-tenant SaaS platform for time tracking and project management with an integrated desktop application for activity monitoring. ## Technology Stack ### Backend - **Framework**: Laravel 12.32.3 - **PHP Version**: 8.2.12 - **Database**: MySQL with tenant isolation - **Cache**: Redis for session and application caching - **Queue**: Redis-based job processing ### Frontend - **Framework**: Livewire for reactive components - **Styling**: Tailwind CSS for responsive design - **JavaScript**: Minimal vanilla JS with Alpine.js integration - **Icons**: Remix Icons ### Desktop Application - **Framework**: Qt 6.x (C++) - **Compiler**: MinGW for Windows builds - **Installer**: Inno Setup for distribution ## Architecture Patterns ### Multi-tenancy The system uses the **single database, shared schema** approach with tenant isolation: - Each tenant has a unique identifier - Data is filtered by tenant_id at the application level - Spatie Laravel Multitenancy package provides tenant context ### Service Layer Business logic is organized into services: - `EntitlementService`: Feature access and subscription validation - `TimeTrackingService`: Session management and calculations - `NotificationService`: Real-time notifications and messaging ### Event-Driven Architecture The system uses Laravel events for: - Subscription changes - User activity tracking - Real-time notifications - Audit logging ## Security Architecture ### Authentication Flow 1. User logs in via web or desktop app 2. JWT/Sanctum token generated 3. Tenant context established 4. Feature access validated ### Data Protection - All sensitive data encrypted at rest - HTTPS enforced for all communications - Input validation and sanitization - CSRF protection for web requests ### Monitoring - Login activity tracking - IP-based security alerts - Failed attempt monitoring - Audit trail for all actions ## Integration Points ### Payment Processing - Stripe integration via Laravel Cashier - Webhook handling for subscription events - Automatic plan feature updates ### Real-time Communication - Server-sent events for live updates - WebSocket support (future) - Push notifications to desktop app ### File Storage - Local storage with cloud backup options - Secure file upload handling - Image processing and optimization This architecture ensures scalability, security, and maintainability while providing a seamless user experience across web and desktop platforms.