playground/CloudFormationProvisioning/Frontend/Components/Pages/DynamoDBLocalTest.razor

@page "/dynamodb-local-test"
@using Amazon.DynamoDBv2
@using Amazon.DynamoDBv2.Model

@inject IAmazonDynamoDB ddbClient
@inject ILogger<DynamoDBLocalTest> logger


<h3>Test DynamoDB Local Integration</h3>

<p>The IAmazonDynamoDB service client is configured to make requests to: <strong>@ServiceUrl</strong></p>

<p>Tables in Local DynamoDB Instance</p>
<ul>
@foreach(var name in TableNames)
{
    <li>@name</li>
}
</ul>

@code {

    public string? ServiceUrl { get; set; }

    public List<string> TableNames { get; set; } = new List<string>();

    protected override async Task OnInitializedAsync()
    {
        var listTablesRequest = new ListTablesRequest();
        ServiceUrl = ddbClient.DetermineServiceOperationEndpoint(listTablesRequest).URL;


        // Create a table so something comes back in the ListTables call
        var createRequest = new CreateTableRequest
        {
            TableName = "LocalDDBTable",
            BillingMode = BillingMode.PAY_PER_REQUEST,
            KeySchema = new List<KeySchemaElement>
            {
                new KeySchemaElement{AttributeName = "Id", KeyType = KeyType.HASH}
            },
            AttributeDefinitions = new List<AttributeDefinition>
            {
                new AttributeDefinition{AttributeName = "Id", AttributeType = ScalarAttributeType.S}
            }
        };

        try
        {
            await ddbClient.CreateTableAsync(createRequest);
            logger.LogInformation("Table {tableName} created", createRequest.TableName);
        }
        catch (ResourceInUseException)
        {
            logger.LogWarning("CreateTable failed because table already exists: {tableName}", createRequest.TableName);
        }
            

        TableNames = (await ddbClient.ListTablesAsync(listTablesRequest)).TableNames;
    }
}