# RedisPresenceBroadcastManager (/docs/presence/reference/presence-server/classes/RedisPresenceBroadcastManager)



# Class: RedisPresenceBroadcastManager [#class-redispresencebroadcastmanager]

Defined in:
[index.ts:153](https://github.com/handlewithcarecollective/pitter-patter/blob/81896664a0707dea093e9edc81dae89a35a20ad2/packages/presence-server/src/index.ts#L153)

A broadcast manager that uses a Redis cluster as a message broker via Redis's pub/sub.

When a client connects it specifies the document id to listen to.

When presence state changes for a document all listeners for that document id are notified that
there is an update.

## Constructors [#constructors]

### Constructor [#constructor]

```ts
new RedisPresenceBroadcastManager(config: RedisPresenceBroadcastManagerConfig): RedisPresenceBroadcastManager;
```

Defined in:
[index.ts:158](https://github.com/handlewithcarecollective/pitter-patter/blob/81896664a0707dea093e9edc81dae89a35a20ad2/packages/presence-server/src/index.ts#L158)

#### Parameters [#parameters]

##### config [#config]

[`RedisPresenceBroadcastManagerConfig`](/docs/presence/reference/presence-server/interfaces/RedisPresenceBroadcastManagerConfig)

#### Returns [#returns]

`RedisPresenceBroadcastManager`

## Methods [#methods]

### broadcastIndicator() [#broadcastindicator]

```ts
broadcastIndicator(docId: string, indicator: PresenceIndicator): Promise<void>;
```

Defined in:
[index.ts:172](https://github.com/handlewithcarecollective/pitter-patter/blob/81896664a0707dea093e9edc81dae89a35a20ad2/packages/presence-server/src/index.ts#L172)

#### Parameters [#parameters-1]

##### docId [#docid]

`string`

##### indicator [#indicator]

[`PresenceIndicator`](/docs/presence/reference/presence-server/interfaces/PresenceIndicator)

#### Returns [#returns-1]

`Promise`\<`void`>

***

### connect() [#connect]

```ts
connect(): Promise<void>;
```

Defined in:
[index.ts:168](https://github.com/handlewithcarecollective/pitter-patter/blob/81896664a0707dea093e9edc81dae89a35a20ad2/packages/presence-server/src/index.ts#L168)

#### Returns [#returns-2]

`Promise`\<`void`>

***

### listenForPresence() [#listenforpresence]

```ts
listenForPresence(
   docId: string,
   excludeClientId: string,
refs: Record<string, string>): Promise<void>;
```

Defined in:
[index.ts:179](https://github.com/handlewithcarecollective/pitter-patter/blob/81896664a0707dea093e9edc81dae89a35a20ad2/packages/presence-server/src/index.ts#L179)

#### Parameters [#parameters-2]

##### docId [#docid-1]

`string`

##### excludeClientId [#excludeclientid]

`string`

##### refs [#refs]

`Record`\<`string`, `string`>

#### Returns [#returns-3]

`Promise`\<`void`>