# Lock and Unlock

### useLockAndUnlockCard

The following environment variables are required:

```
API_BAAS_CUSTOMER_CARD_LOCK='/baas/debit-cards/$CARD_ID/lock'
API_BAAS_CUSTOMER_CARD_UNLOCK='/baas/debit-cards/$CARD_ID/unlock'
```

### How to use?

* Import `useLockAndUnlockCard`:

```typescript
import {useLockAndUnlockCard} from 'LinkerStudio/modules/baas/common/hooks/useLockAndUnlockCard';
```

* Add this code block:

```typescript
const [lockCard, isLock, unlockCard, isUnlock, lockOrUnlockCardIsLoading]=useLockAndUnlockCard();
```

### How to lock card?

* Use the `lockCard` function, and invoke `CardsService` from `LinkerStudio/modules/baas/common/services/CardsService` to lock card:

```typescript
const lockCard = async ({cardId, lockReason}: PutLockAndUnLockCard) => {
    try {
      await CardsService.lockAndUnLockCard({
        cardId,
        lockReason,
      });
    } catch (error) {
      return error
    } 
};
```

### How to unlock card?

Use the `unlockCard` function, and invoke `CardsService` from `LinkerStudio/modules/baas/common/services/CardsService` to unlock card:

```typescript
const unlockCard = async ({cardId}: PutLockAndUnLockCard) => {
    try {
      await CardsService.unLockCard({
        cardId,
      });
    } catch (error) {
      return error
    }
};
```