11-CreatOrder

Sf Create Order

// handler.ts

import { DynamoDBClient, PutItemCommand } from "@aws-sdk/client-dynamodb";
import { ulid } from "ulid";

const client = new DynamoDBClient({});

export const handler = async ({
  order,
}: {
  order: { itemId: string; quantity: number }[];
}): Promise<void> => {
  const tableName = process.env.TABLE_NAME;
  const id = ulid();

  await client.send(
    new PutItemCommand({
      TableName: tableName,
      Item: {
        OrderID: { S: id },
        order: {
          L: order.map(({ itemId, quantity }) => ({
            M: { itemId: { S: itemId }, quantity: { N: quantity.toString() } },
          })),
        },
      },
    })
  );
};
--- 
construct
--
   const createOrder = new cdk.aws_lambda_nodejs.NodejsFunction(
      this,
      "createOrder",
      {
        entry: path.join(__dirname, "createOrder", "handler.ts"),
        handler: "handler",
        runtime: cdk.aws_lambda.Runtime.NODEJS_20_X,

        environment: {
          TABLE_NAME: OrderTable.tableName,
        },
      }
    );

    OrderTable.grantReadWriteData(createOrder);