mgjam

public Task<OutputModel> MyHandler(InputModel input, ILambdaContext context)
{
    //...
}

mgjam

class MyService
{
    void ProcessData(SQSEvent event)
    {
        var data = Deserialize<MyData>(event.Body);
        
        ProcessData(data);
    }
}

mgjam

interface IService
{
    void ProcessData(MyData data);
}

class MyService : IService
{
    void ProcessData(MyData data)
    {
        // ...

mgjam

class SubscriptionParams
{
    User User;
    BillingPeriod BillingPeriod;
    PaymentMethod PaymentMethod;
}

interface ISubscriptionService
{
    SubscriptionResult Subscribe(SubscriptionParams params);

mgjam

const fn = new Function(this, 'id', {
    ...,
    logRetention: RetentionDays.ONE_WEEK,
    ...
});

mgjam

import { Dashboard } from "@aws-cdk/aws-cloudwatch";

const dashboard = new Dashboard(scope, 'id', {
    dashboardName: 'name'
});

mgjam

import { GraphWidget, IWidget, Metric } from "@aws-cdk/aws-cloudwatch";
import { Construct, Duration } from "@aws-cdk/core";

const invocationWidget = new GraphWidget({
    width: 24,
    title: 'title',
    left: [new Metric({
        metricName: 'Count',
        namespace: 'AWS/ApiGateway',
        dimensions: {'ApiName': 'apiName'},

mgjam

import { GraphWidget, IWidget, Metric } from "@aws-cdk/aws-cloudwatch";
import { Construct, Duration } from "@aws-cdk/core";

const latencyWidget = new GraphWidget({
    width: 24,
    title: 'API Latency',
    left: [new Metric({
        metricName: 'Latency',
        namespace: 'AWS/ApiGateway',
        dimensions: {'ApiName': 'apiName'},

mgjam

dashboard.addWidgets(invocationWidget);
dashboard.addWidgets(latencyWidget);

mgjam

class MyService
{
    /* ... dependencies ... */
    
    MyResult Process(MyParams params)
    {
        if (!Regex.IsMatch(params.SerialCode, myPattern)) return MyResult.InvalidSerialCode;
        var externalData = httpClient.Get<ExternalData>("...get external data from HTTP endpoint");
        db
            .Execute("...insert data into database...")