dyanmo.ts

import { RemovalPolicy } from "aws-cdk-lib";
import {
  Table,
  AttributeType,
  BillingMode,
  ProjectionType,
} from "aws-cdk-lib/aws-dynamodb";
import { Construct } from "constructs";

export class DynamoDb extends Construct {
  table: Table;
  constructor(scope: Construct, id: string) {
    super(scope, id);
    this.table = new Table(this, `ActivityPubTable`, {
      partitionKey: { name: "pk", type: AttributeType.STRING },
      sortKey: { name: "sk", type: AttributeType.STRING },
      billingMode: BillingMode.PAY_PER_REQUEST,
      timeToLiveAttribute: "ttl",
      removalPolicy: RemovalPolicy.DESTROY,
    });

    this.table.addGlobalSecondaryIndex({
      indexName: "GSI1",
      partitionKey: { name: "GSI1PK", type: AttributeType.STRING },
      sortKey: { name: "GSI1SK", type: AttributeType.STRING },
      projectionType: ProjectionType.ALL,
    });
  }
}