list.js

import * as dynamoDbLib from './libs/dynamodb-lib';
import { success, failure } from './libs/response-lib';

export async function main(event, context, callback) {
    const params = {
        TableName: 'devs',
        // 'KeyConditionExpression' defines the condition for the query
        // - 'userId = :userId': only return items with matching 'userId' partition key
        // 'ExpressionAttributeValues' defines the value in the condition
        // - ':userId': defines 'userId' to be User Pool sub of the authenticated user
        
    };

    try {
        const result = await dynamoDbLib.call('scan', params);
        // Return the matching list of items in response body
        callback(null, success(result.Items));
    }
    catch(e) {
        callback(null, failure({status: false}));
    }
};