# SEP Payment Gateway Integration

A simple Go implementation for integrating with SEP (Shaparak Electronic Payment) gateway.

## Prerequisites

- Go 1.21 or higher
- Internet connection (for testing with SEP sandbox/production)

## Configuration

Before running the project, you need to configure the payment gateway credentials in `main.go`:

```go
config := service.Config{
    PaymentGetToken:   "https://sep.shaparak.ir/OnlinePG/OnlinePG",
    PaymentVerifyURL:  "https://sep.shaparak.ir/verifyTxnRandomSessionkey/ipg/VerifyTransaction",
    PaymentReverseURL: "https://sep.shaparak.ir/verifyTxnRandomSessionkey/ipg/ReverseTransaction",
    CallbackURL:       "http://localhost:8070/api/callback",
    Credential:        "YOUR_TERMINAL_ID", // Replace with your Terminal ID
}