@seasketch/geoprocessing
Version:
Geoprocessing and reporting framework for SeaSketch 2.0
29 lines • 1.17 kB
JavaScript
// Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: MIT-0
import { DynamoDBClient } from "@aws-sdk/client-dynamodb";
import { DeleteCommand, DynamoDBDocument } from "@aws-sdk/lib-dynamodb";
/**
* Clear socket connection record in DB given connectionId
*/
export const disconnectHandler = async (event) => {
if (!process.env.SUBSCRIPTIONS_TABLE)
throw new Error("SUBSCRIPTIONS_TABLE is undefined");
console.warn("trying to disconnect");
try {
const connectionId = event.requestContext.connectionId;
const dbClient = new DynamoDBClient({ region: process.env.AWS_REGION });
const ddb = DynamoDBDocument.from(dbClient);
await ddb.send(new DeleteCommand({
TableName: process.env.SUBSCRIPTIONS_TABLE,
Key: {
connectionId: connectionId,
},
}));
}
catch (error) {
console.warn(": error trying to disconnect:", JSON.stringify(error));
return { statusCode: 200, body: "Disconnected." };
}
return { statusCode: 200, body: "Disconnected." };
};
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