sac4cps-backend/microservices/COMPLETE_SYSTEM_OVERVIEW.md

Complete Energy Management System Overview

🏆 Successfully Integrated: Original Dashboard + tiocps + Microservices

This implementation successfully combines:

• Original Dashboard: Sensor management, room creation, real-time data, analytics
• tiocps/iot-building-monitoring: Advanced energy features, IoT control, demand response
• Modern Architecture: Microservices, containerization, scalability

🏗️ Complete Architecture (8 Services)

                    🌐 Frontend Applications
                           │
                    ┌──────▼──────┐
                    │ API Gateway │ ← Single Entry Point
                    │   (8000)    │   Authentication & Routing
                    └──────┬──────┘
                           │
          ┌────────────────┼────────────────┐
          │                │                │
    ┌─────▼─────┐   ┌─────▼─────┐   ┌─────▼─────┐
    │  Token    │   │  Sensor   │   │  Battery  │
    │ Service   │   │ Service   │   │ Service   │
    │  (8001)   │   │  (8007)   │   │  (8002)   │
    │           │   │           │   │           │
    │• JWT Auth │   │• Sensors  │   │• Charging │
    │• Permissions│ │• Rooms    │   │• Health   │
    │• Resources│   │• Analytics│   │• Control  │
    └───────────┘   │• WebSocket│   └───────────┘
                    │• Export   │
                    └───────────┘
          │                │                │
    ┌─────▼─────┐   ┌─────▼─────┐   ┌─────▼─────┐
    │ Demand    │   │    P2P    │   │ Forecast  │
    │ Response  │   │  Trading  │   │ Service   │
    │  (8003)   │   │  (8004)   │   │  (8005)   │
    │           │   │           │   │           │
    │• Grid     │   │• Market   │   │• ML Models│
    │• Events   │   │• Trading  │   │• Predict  │
    │• Load Mgmt│   │• P2P Trans│   │• Analysis │
    └───────────┘   └───────────┘   └───────────┘
                           │
                    ┌─────▼─────┐
                    │    IoT    │
                    │ Control   │
                    │  (8006)   │
                    │           │
                    │• Devices  │
                    │• Automation│
                    │• Instructions│
                    └───────────┘
                           │
          ┌────────────────┼────────────────┐
          │                │                │
    ┌─────▼─────┐   ┌─────▼─────┐   ┌─────▼─────┐
    │ MongoDB   │   │   Redis   │   │  WebSocket │
    │ Database  │   │  Cache &  │   │ Real-time  │
    │   (27017) │   │  Events   │   │ Streaming  │
    └───────────┘   │  (6379)   │   └───────────┘
                    └───────────┘

📋 Service Inventory & Capabilities

🚪 API Gateway (Port 8000)

Role: Central entry point and orchestration Key Features:

• Request routing to all services
• JWT token validation
• Load balancing and health checks
• Rate limiting and monitoring
• WebSocket proxy for real-time data

Endpoints:

GET  /health                    # System health
GET  /services/status          # All services status  
GET  /stats                    # Gateway statistics
GET  /api/v1/overview          # Complete system overview
WS   /ws                       # WebSocket proxy

🔐 Token Service (Port 8001)

Role: Authentication and authorization Key Features:

• JWT token generation and validation
• Resource-based permissions
• Token lifecycle management
• Auto-expiration and cleanup

Endpoints:

POST /tokens/generate          # Create JWT token
POST /tokens/validate          # Verify token
POST /tokens/save             # Store token
POST /tokens/revoke           # Revoke token
GET  /tokens                  # List tokens

📊 Sensor Service (Port 8007) - 🎯 CORE DASHBOARD

Role: Complete original dashboard functionality + enhancements
Key Features:

• Sensor Management: CRUD operations, metadata, status
• Room Management: Room creation, metrics, occupancy
• Real-time Data: WebSocket streaming, live updates
• Analytics: Energy consumption, environmental metrics
• Data Export: Historical data, multiple formats
• Event Management: System alerts, notifications

Endpoints:

# Original Dashboard APIs (Enhanced)
GET/POST/PUT/DELETE /sensors/*     # Sensor management
GET/POST /rooms/*                  # Room management  
WS  /ws                           # Real-time WebSocket
POST /data/query                  # Advanced analytics
GET  /analytics/summary           # System analytics
GET  /export                      # Data export
GET  /events                      # System events

# Enhanced Features
POST /data/ingest                 # Real-time data ingestion
GET  /analytics/energy            # Energy-specific analytics
GET  /rooms/{name}/data          # Room historical data

🔋 Battery Service (Port 8002)

Role: Energy storage management Key Features:

• Battery monitoring and control
• Charging/discharging optimization
• Health monitoring and alerts
• Performance analytics

Endpoints:

GET  /batteries                  # All batteries
POST /batteries/{id}/charge      # Charge battery
POST /batteries/{id}/discharge   # Discharge battery
POST /batteries/{id}/optimize    # Smart optimization
GET  /batteries/analytics/summary # System analytics

⚡ Demand Response Service (Port 8003)

Role: Grid interaction and load management Key Features:

• Demand response event management
• Load reduction coordination
• Flexibility forecasting
• Auto-response configuration

Endpoints:

POST /invitations/send           # Send DR invitation
GET  /invitations/unanswered     # Pending invitations
POST /invitations/answer         # Respond to invitation
GET  /flexibility/current        # Available flexibility
POST /load-reduction/execute     # Execute load reduction

🤝 P2P Trading Service (Port 8004)

Role: Peer-to-peer energy marketplace Key Features:

• Energy trading marketplace
• Bid/ask management
• Transaction processing
• Market analytics

📈 Forecasting Service (Port 8005)

Role: ML-based predictions Key Features:

• Consumption/generation forecasting
• Historical data analysis
• Model training and optimization
• Predictive analytics

🏠 IoT Control Service (Port 8006)

Role: Device management and automation Key Features:

• Device registration and control
• Automation rules and scheduling
• Remote device instructions
• Integration with other services

🔄 Complete API Reference

Original Dashboard APIs (Preserved & Enhanced)

All original dashboard functionality is preserved and enhanced:

// Sensor Management - Now with tiocps enhancements
GET    /api/v1/sensors
POST   /api/v1/sensors
PUT    /api/v1/sensors/{id}  
DELETE /api/v1/sensors/{id}
GET    /api/v1/sensors/{id}/data

// Room Management - Now with energy flexibility
GET    /api/v1/rooms
POST   /api/v1/rooms
GET    /api/v1/rooms/{name}
GET    /api/v1/rooms/{name}/data

// Real-time Data - Enhanced with multi-metrics  
WebSocket /ws  

// Analytics - Enhanced with energy management
GET    /api/v1/analytics/summary
GET    /api/v1/analytics/energy  
POST   /api/v1/data/query

// Data Export - Enhanced with all sensor types
GET    /api/v1/export

// System Events - Integrated with all services
GET    /api/v1/events

New tiocps-based APIs

Complete energy management capabilities:

// Authentication (New)
POST   /api/v1/tokens/generate
POST   /api/v1/tokens/validate

// Battery Management (New)
GET    /api/v1/batteries
POST   /api/v1/batteries/{id}/charge
GET    /api/v1/batteries/analytics/summary

// Demand Response (New)  
POST   /api/v1/demand-response/invitations/send
GET    /api/v1/demand-response/flexibility/current

// P2P Trading (New)
POST   /api/v1/p2p/transactions  
GET    /api/v1/p2p/market/status

// Forecasting (New)
GET    /api/v1/forecast/consumption
GET    /api/v1/forecast/generation

// IoT Control (New)
POST   /api/v1/iot/devices/{id}/instructions
GET    /api/v1/iot/devices/summary

🚀 Deployment & Usage

Quick Start

# Clone and navigate
cd microservices/

# Deploy complete system  
./deploy.sh deploy

# Check system status
./deploy.sh status

# View logs
./deploy.sh logs

Service Access Points

🌐 API Gateway:      http://localhost:8000
🔐 Authentication:   http://localhost:8001  
📊 Sensors/Rooms:    http://localhost:8007
🔋 Batteries:        http://localhost:8002
⚡ Demand Response:  http://localhost:8003
🤝 P2P Trading:     http://localhost:8004
📈 Forecasting:     http://localhost:8005
🏠 IoT Control:     http://localhost:8006

📡 WebSocket:        ws://localhost:8007/ws
📈 System Health:    http://localhost:8000/health
📊 System Overview:  http://localhost:8000/api/v1/overview

Example Usage

1. Complete Dashboard Workflow (Original + Enhanced)

# 1. Get authentication token
TOKEN=$(curl -s -X POST "http://localhost:8000/api/v1/tokens/generate" \
  -H "Content-Type: application/json" \
  -d '{"name": "dashboard_user", "list_of_resources": ["sensors", "rooms", "analytics"]}' \
  | jq -r '.token')

# 2. Create a room
curl -X POST "http://localhost:8000/api/v1/rooms" \
  -H "Authorization: Bearer $TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"name": "Conference Room A", "floor": "2nd", "capacity": 20}'

# 3. Register sensors
curl -X POST "http://localhost:8000/api/v1/sensors" \
  -H "Authorization: Bearer $TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "sensor_id": "TEMP_001",
    "name": "Conference Room Temperature",
    "sensor_type": "temperature", 
    "room": "Conference Room A"
  }'

# 4. Get real-time analytics
curl "http://localhost:8000/api/v1/analytics/summary" \
  -H "Authorization: Bearer $TOKEN"

# 5. Export data
curl "http://localhost:8000/api/v1/export?start_time=1704067200&end_time=1704153600" \
  -H "Authorization: Bearer $TOKEN"

2. Advanced Energy Management (New tiocps Features)

# Battery management
curl -X POST "http://localhost:8000/api/v1/batteries/BATT001/charge" \
  -H "Authorization: Bearer $TOKEN" \
  -d '{"power_kw": 50, "duration_minutes": 120}'

# Demand response event
curl -X POST "http://localhost:8000/api/v1/demand-response/invitations/send" \
  -H "Authorization: Bearer $TOKEN" \
  -d '{
    "event_time": "2024-01-10T14:00:00Z",
    "load_kwh": 100,
    "duration_minutes": 60,
    "iots": ["DEVICE_001", "DEVICE_002"]
  }'

# Get system flexibility
curl "http://localhost:8000/api/v1/demand-response/flexibility/current" \
  -H "Authorization: Bearer $TOKEN"

📊 System Monitoring

Health Monitoring

# Overall system health
curl http://localhost:8000/health

# Individual service health  
curl http://localhost:8001/health  # Token Service
curl http://localhost:8007/health  # Sensor Service
curl http://localhost:8002/health  # Battery Service
# ... etc for all services

Performance Monitoring

# API Gateway statistics
curl http://localhost:8000/stats

# Service status overview
curl http://localhost:8000/services/status

# Complete system overview
curl http://localhost:8000/api/v1/overview

🎯 Key Integration Success Factors

✅ Backward Compatibility

• All original dashboard APIs preserved
• Existing frontend applications work unchanged
• Gradual migration path available

✅ Enhanced Functionality

• Original sensors enhanced with tiocps capabilities
• Room metrics include energy and flexibility data
• Analytics enhanced with energy management insights

✅ Scalability & Reliability

• Independent service scaling
• Fault isolation between services
• Health checks and automatic recovery
• Load balancing and connection pooling

✅ Developer Experience

• Single-command deployment
• Unified API documentation
• Consistent error handling
• Comprehensive logging

✅ Production Readiness

• Docker containerization
• Service discovery and health checks
• Authentication and authorization
• Monitoring and alerting capabilities

🔮 Future Enhancements

The integrated system provides a solid foundation for:

• Kubernetes deployment for cloud-native scaling
• Advanced ML models for energy optimization
• Mobile applications using the unified API
• Third-party integrations via standardized APIs
• Multi-tenant support with enhanced authentication

This complete integration successfully delivers a production-ready energy management platform that combines the best of dashboard usability with advanced energy management capabilities, all built on a modern, scalable microservices architecture.