eWeLink MCP Server - Integrated Solution

A complete multitenant eWeLink MCP (Model Context Protocol) server with integrated frontend and backend in a single Node.js/TypeScript application.

This is a single integrated solution that combines:

• Backend API - Node.js/TypeScript with Express
• Frontend UI - Vanilla JavaScript with modern CSS (served by backend)
• Database - SQLite with Prisma ORM
• Authentication - JWT-based with role-based access control

• Node.js 18+
• npm or yarn

# Clone the repository
git clone https://github.com/big-mas/ewelinkMCP.git
cd ewelinkMCP/integrated-app

# Install dependencies
npm install

# Setup database and demo data
npm run setup

# Start the application
npm run dev

The application will be available at http://localhost:3000

• Email: admin@ewelinkMCP.local
• Password: admin123
• Access: Complete system administration

• Email: admin@demo.company.com
• Password: demo123
• Access: Tenant management and OAuth configuration

• Email: admin@acme.corp.com
• Password: acme123
• Access: Tenant management and OAuth configuration

integrated-app/
├── src/
│   ├── app.ts                 # Main application entry point
│   ├── public/
│   │   └── index.html         # Frontend application
│   ├── routes/                # API routes
│   │   ├── globalAdmin.ts     # Global admin endpoints
│   │   ├── tenantAdmin.ts     # Tenant admin endpoints
│   │   ├── oauth.ts           # OAuth integration
│   │   └── enhancedMcp.ts     # MCP endpoints
│   ├── services/              # Business logic
│   │   ├── globalAdminService.ts
│   │   ├── tenantAdminService.ts
│   │   └── ewelinkService.ts
│   ├── middleware/            # Express middleware
│   │   ├── auth.ts            # Authentication
│   │   ├── audit.ts           # Audit logging
│   │   └── validation.ts      # Request validation
│   ├── utils/                 # Utilities
│   │   ├── encryption.ts      # Password hashing
│   │   └── config.ts          # Configuration
│   └── scripts/               # Database scripts
│       └── createCompleteDemoData.ts
├── prisma/
│   └── schema.prisma          # Database schema
├── package.json               # Dependencies and scripts
├── tsconfig.json              # TypeScript configuration
└── .env                       # Environment variables

• Global Admin: System-wide administration
• Tenant Admin: Tenant-specific management
• Tenant User: Device control and MCP access

• Modern responsive design
• Role-based dashboards
• Real-time data display
• Professional styling with CSS Grid/Flexbox

• Unique callback URLs per tenant
• eWeLink OAuth app configuration
• Secure credential management

• Model Context Protocol 2025-06-18 compliance
• Unique endpoints per user per tenant
• AI assistant integration ready

• JWT authentication
• Password hashing with bcrypt
• Role-based access control
• Audit logging
• CORS protection
• Helmet security headers

# Development with hot reload
npm run dev

# Build for production
npm run build

# Start production server
npm start

# Run tests
npm test

# Database operations
npm run prisma:generate    # Generate Prisma client
npm run prisma:migrate     # Run migrations
npm run prisma:studio      # Open Prisma Studio

# Setup with demo data
npm run setup              # Complete setup with demo data
npm run seed               # Create demo data only

Create a .env file:

DATABASE_URL="file:./prisma/dev.db"
JWT_SECRET="your-super-secret-jwt-key-here"
FRONTEND_URL="http://localhost:3000"
EWELINK_CLIENT_ID="your-ewelink-client-id"
EWELINK_CLIENT_SECRET="your-ewelink-client-secret"

# Build the application
npm run build

# Start production server
NODE_ENV=production npm start

FROM node:18-alpine
WORKDIR /app
COPY package*.json ./
RUN npm ci --only=production
COPY . .
RUN npm run build
EXPOSE 3000
CMD ["npm", "start"]

• POST /api/global-admin/login - Global admin login
• POST /api/tenant-admin/login - Tenant admin login

• GET /api/global-admin/tenants - List all tenants
• POST /api/global-admin/tenants - Create tenant
• PUT /api/global-admin/tenants/:id/pause - Pause tenant
• PUT /api/global-admin/tenants/:id/resume - Resume tenant
• GET /api/global-admin/users - List all users

• GET /api/tenant-admin/users - List tenant users
• POST /api/tenant-admin/oauth-config - Save OAuth configuration
• POST /api/tenant-admin/oauth-test - Test OAuth connection

• GET /api/enhanced-mcp/discover - Discover user's MCP endpoint
• POST /mcp/:tenantId/:userId - User-specific MCP endpoint

1. Create an OAuth app at eWeLink Developer Console
2. Use the tenant-specific callback URL provided in the admin interface
3. Configure Client ID and Client Secret in the tenant admin dashboard

Each user gets a unique MCP endpoint:

https://your-domain.com/mcp/{tenantId}/{userId}

Use this URL in AI assistants like Claude, ChatGPT, or custom applications.

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Add tests if applicable
5. Submit a pull request

MIT License - see LICENSE file for details

For issues and questions:

• Create an issue on GitHub
• Check the documentation
• Review the demo credentials and setup instructions

Built with ❤️ using Node.js, TypeScript, and modern web technologies