# Pay with Iyzico Payment Extension
## **Extension Installation**
### **Preliminary Works**
The following information is requested from the provider for the brand-specific and production (live) environment.
* **API\_URL**
* **API\_KEY**
* **API\_SECRET\_KEY**
A secret\_key is generated with a minimum length of 41 characters. The generated key must be kept throughout the installation. An example command line to generate a random key:
```
openssl rand -base64 41
```
A hash\_key must also be generated with a minimum length of 32 characters. The generated key must be kept throughout the installation.
### **Environment Variables**
The extension installed to the relevant project in ACC must have the following environment variables. Environment variables can be entered before or after the deployment phase. As changes are made to the environment variables, the deployment process must be performed again.
| Variable | Description |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Extension-specific | |
| API\_URL | URL received during the preliminary works phase (without a trailing slash at the end) |
| API\_KEY | API Key received during the preliminary works phase |
| API\_SECRET\_KEY | API Secret Key received during the preliminary works phase |
| PAYMENT\_SOURCE | The preferred payment source. It is optional. The default value is AKINON, and for detailed information, the Iyzico documentation can be reviewed. |
| ALLOWED\_INSTALLMENTS | Installment options that will be allowed. The permitted installment amounts must be entered as defined within an array. For example, \["1", "2", "3", "6", "9"]. For detailed information, the Iyzico documentation can be reviewed. |
| PAYMENT\_GROUP | The preferred payment group. It is optional. The default value is PRODUCT, and for detailed information, the Iyzico documentation can be reviewed\*. |
| WEBHOOK\_URL | *https\://{SHOP\_URL}/orders/hooks/payment* |
| Generic | |
| SECRET\_KEY | The generated secret key during the preliminary works phase |
| HASH\_KEY | The generated hash key during the preliminary works phase |
| ADMIN\_EMAIL | The e-mail address of the installer can be entered |
| ADMIN\_PASSWORD | A newly created and extension-specific strong password |
| ADMIN\_USERNAME | A username can be entered (example: ‘akinon’) |
| Notes | |
| *\* Detailed information about PAYMENT\_SOURCE, ALLOWED\_INSTALLMENTS, and PAYMENT\_GROUP can be found in the table under the* [*PWI Başlatma*](https://docs.iyzico.com/odeme-metotlari/iyzico-ile-ode/pwi-entegrasyonu/pwi-baslatma#pwi-baslatma) *page.* | |
## **Omnitron Settings**
The installed extension must also be defined to the project via Omnitron. This can be done on the **Payment Options & Add/Edit POS Integration** pages. After the settings are completed, it will be accessible under a new tab on the payment screen as it is a redirection type payment integration.
### **Payment Options**
One payment option must be defined in Omnitron to be specific for the extension installed. Explanations on how the settings should be made at this stage are in the table below.
| Field | Description |
| ------------------- | ------------------------------ |
| Payment Option | Redirect to bank |
| Payment Option Name | Pay with Iyzico Extension |
| Payment Option Slug | pwi\_extension |
| Config\* | {"pos\_slug":"pwi\_extension"} |
{% hint style="info" %}
Fields other than pos\_slug should be determined according to the requirements.
{% endhint %}
### **POS Integration**
One POS integration must be defined in Omnitron to be specific for the extension installed. Explanations on how the settings should be made at this stage are in the table below.
| Field | Description |
| ------------ | --------------------------------------------------------- |
| Name | Pay with Iyzico Extension |
| Slug | pwi\_extension |
| Gateway | Extension |
| Resource URL | EXTENSION URL |
| Username | ADMIN\_USERNAME value in environment variables |
| Password | ADMIN\_PASSWORD value in environment variables |
| Hash Key | The generated hash key during the preliminary works phase |
| Payment Type | Auth |
## **Webhook**
To use the Pay with Iyzico Extension with a webhook, the Webhook Activation process must be completed on Iyzico. The necessary steps for this process can be followed on the [Iyzico Docs Webhook](https://docs.iyzico.com/ek-servisler/webhook) page. During the setup, the "`{EXTENSION_URL}/webhook`" URL must be used.
## **Additional Notes**
Useful links:
* [Iyzico Docs](https://docs.iyzico.com/)
* [Iyzico Docs - Pay with Iyzico](https://docs.iyzico.com/odeme-metotlari/iyzico-ile-ode)
* [Iyzico Docs - Webhook](https://docs.iyzico.com/ek-servisler/webhook)
---
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