# Domain Entities — Unit 3: frontend-cms-page

## TypeScript Types

### CmsInstanceStatus

```typescript
export type CmsInstanceStatus = 'Available' | 'NotAvailable' | 'Inactive';
```

String union matching `CmsInstanceStatus` enum values serialized by the backend (`Available`, `NotAvailable`, `Inactive`).

---

### CmsInstance

```typescript
export interface CmsInstance {
    id: string;                           // UUID
    name: string;
    url: string;
    status: CmsInstanceStatus;
    disableMessage: string | null;
    lastContactedAt: string | null;       // ISO 8601, null if never contacted
    lastStatusPushedAt: string | null;    // ISO 8601
    lastIntegrityCheckFailedAt: string | null; // ISO 8601
}
```

---

### CreateCmsInstanceRequest

```typescript
export interface CreateCmsInstanceRequest {
    name: string;
    url: string;
    apiKey: string;
}
```

Sent as body to `POST /api/v1/CmsInstances`.

---

### UpdateCmsInstanceStatusRequest

```typescript
export interface UpdateCmsInstanceStatusRequest {
    status: CmsInstanceStatus;
    disableMessage: string | null;
}
```

Sent as body to `PUT /api/v1/CmsInstances/{id}/status`. `disableMessage` is `null` unless `status === 'NotAvailable'`.

---

### UpdateStatusResult

```typescript
export interface UpdateStatusResult {
    success: boolean;
    slaveContactSuccess: boolean; // true = cliënt was reachable and confirmed
}
```

Returned by `PUT /api/v1/CmsInstances/{id}/status`. `slaveContactSuccess` drives the differentiated toast message.

---

## File Location

All types added to `src/api/types.ts`.