# 📧 Email Microservice

A modern email microservice built with Hono and TypeScript, supporting multiple languages and HTML/Text email templates.

## ✨ Features

- 🌐 Multi-language support (English & German)
- 📝 HTML and Text email templates
- 📚 OpenAPI/Swagger documentation
- ⚡ High-performance with Bun runtime
- 🔄 Queue-based email processing
- 🎨 Handlebars templating

## 🚀 Quick Start

```bash
# Install dependencies
bun install

# Start development server
bun dev
```

## 📖 API Documentation

Swagger UI is available at: `/swagger`

## 🔍 Example API Calls

### Send Welcome Email

```bash
curl -X POST http://localhost:3000/api/v1/email \
  -H "Content-Type: application/json" \
  -d '{
    "to": "user@example.com",
    "templateName": "welcome",
    "language": "en",
    "data": {
      "name": "John Doe",
      "barcode_content": "0123456789",
      "link": "https://portal.lauf-fuer-kaya.de/"
    }
  }'
```

### Send Password Reset Email

```bash
curl -X POST http://localhost:3000/api/v1/email \
  -H "Content-Type: application/json" \
  -d '{
    "to": "user@example.com",
    "templateName": "password-reset",
    "language": "de",
    "data": {
      "token": "123465789"
    }
  }'
```

### Check Queue Status

```bash
curl http://localhost:3000/api/v1/email/status
```

## 📝 Environment Variables

```env
SMTP_HOST=localhost
SMTP_PORT=587
SMTP_USER="project.1"
SMTP_PASS="secret.1"
EMAIL_FROM="noreply@lauf-fuer-kaya.de"
EMAIL_REPLYTO="info@lauf-fuer-kaya.de"
REDIS_URL=redis://localhost:6379
FRONTEND_URL="https://run.lauf-fuer-kaya.de"
```

## 🛠️ Development

The project uses:
- 🏃‍♂️ Bun for runtime and package management
- 🌐 Hono for the web framework
- 📚 Zod for validation
- 📧 Nodemailer for email sending
- 📑 Handlebars for templating
- 📊 BullMQ for queue management

## 📦 Available Templates

### Welcome Email
- Languages: 🇬🇧 English, 🇩🇪 German
- Variables: `name`, `link`, `barcode_content`

### Password Reset
- Languages: 🇬🇧 English, 🇩🇪 German
- Variables: `name`, `resetLink`, `expiresIn`