🧠 Smart Ticketing AI Agent System

An intelligent AI-powered ticketing system built with Node.js, Express.js, Inngest, Nodemailer, and Google AI APIs.
This system automatically assigns tickets, suggests helpful notes, matches skills, and updates ticket status.

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🚀 Features

• ✅ User Authentication & Authorization
• ✅ AI Agent Assignment using Google AI API
• ✅ Skill Matching & Ticket Assignment to Moderators
• ✅ Helpful Notes Generation with AI
• ✅ Auto Status Update for Tickets
• ✅ Email Notifications using Nodemailer
• ✅ Background Jobs Handling with Inngest
• ✅ Clean RESTful API with Express.js
• ✅ Modular Code Structure (Backend + Frontend)

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▶️ Demo

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🛠️ Tech Stack

• Backend: Node.js, Express.js
• AI Integration: Google AI Studio (Gemini API)
• Background Jobs: Inngest
• Email Service: Nodemailer
• Database: (MongoDB)
• Frontend: (Vite React)

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🗺️ System Overview

                                Client App ──▶ Express Server ──▶ MongoDB
                                                      │  
                                                      ├──▶ Inngest Queue ──▶ Google Gemini AI  
                                                      └──▶ Nodemailer  

📂 Project Folder Structure

SmartTicket-AI
├── BACKEND
│   ├── controllers
│   ├── middlewares
│   ├── models
│   ├── routes
│   ├── utils
│   ├── inngest
│   ├── .env
│   ├── index.js
│   ├── package.json
├── FRONTEND
│   ├── components
│   │   ├── admin
│   │   ├── auth
│   │   ├── common
│   │   ├── tickets
│   ├── contexts
│   ├── hooks
│   ├── services
│   ├── .env
│   ├── App.tsx
│   ├── index.tsx
│   ├── package.json
├── README.md   

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⚙️ How AI Agent Works

1️⃣ User creates a ticket
2️⃣ AI Agent reads the ticket & analyzes it via Google AI API
3️⃣ Suggests Helpful Notes
4️⃣ Matches Relevant Skills with Moderators
5️⃣ Auto assigns the ticket to best-fit Moderator
6️⃣ Updates ticket Status
7️⃣ Sends notification emails via Nodemailer
8️⃣ Runs background tasks using Inngest

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🖥️ Local Setup

1️⃣ Clone the Repo

git clone https://github.com/rajveer-09/SmartTicket-AI.git
cd SmartTicket-AI/BACKEND

2️⃣ Install Dependencies

npm install

3️⃣ Configure .env

MONGO_URI=
PORT=
JWT_SECRET=

MAILTRAP_SMTP_HOST=
MAILTRAP_SMTP_PORT=
MAILTRAP_SMTP_USER=
MAILTRAP_SMTP_PASS=

GEMINI_API_KEY=
APP_URL=

GMAIL_USER=
GMAIL_PASS=
INGGEST_SIGNING_KEY=

✅ Don't forget to add .env in .gitignore

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4️⃣ Start the Server

npm start

🚀 Deployment Tips

• Recommended Platforms: Render, Railway, Vercel, Heroku
• Add environment variables securely
• Keep your secrets safe

🤝 Contributing

Fork & Clone
Create a new feature branch
Raise a Pull Request

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👨‍💻 Author

• Rajveer Sharma

• GitHub

• LinkedIn

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📄 License

• MIT License

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🙌 Special Thanks

• Inngest — Event-driven jobs
• Google AI Studio — AI Capabilities
• Nodemailer — Email Services

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📊 System Architecture

                                    ┌───────────────────────────────────────────────────────┐
                                    │                    Client Application                 │
                                    └──────────────────────────┬────────────────────────────┘
                                                               │
                                    ┌──────────────────────────▼────────────────────────────┐
                                    │                   Express Server                      │
                                    │  ┌─────────────┐  ┌─────────────┐  ┌───────────────┐  │
                                    │  │ Auth Routes │  │Ticket Routes│  │ Admin Routes  │  │
                                    │  └─────────────┘  └─────────────┘  └───────────────┘  │
                                    └───────────┬──────────────────────────────┬────────────┘
                                                │                              │
                                    ┌───────────▼─────────────┐    ┌──────────▼───────────┐
                                    │       MongoDB           │    │   Inngest Queue      │
                                    │  ┌───────────────────┐  │    │  ┌────────────────┐  │
                                    │  │     Tickets       │  │    │  │  AI Processing │  │
                                    │  ├───────────────────┤  │    │  ├────────────────┤  │
                                    │  │     Users         │  │    │  │ Notifications  │  │
                                    │  ├───────────────────┤  │    │  ├────────────────┤  │
                                    │  │   Moderators      │  │    │  │  Assignments   │  │
                                    │  └───────────────────┘  │    │  └────────────────┘  │
                                    └─────────────────────────┘    └──────────────────────┘
                                                │                              │
                                                └──────────────┬───────────────┘
                                                               │
                                                     ┌─────────▼─────────┐
                                                     │  Google Gemini AI │
                                                     └───────────────────┘